CN201746857U - Automatic overturning well cover - Google Patents
Automatic overturning well cover Download PDFInfo
- Publication number
- CN201746857U CN201746857U CN2010205166585U CN201020516658U CN201746857U CN 201746857 U CN201746857 U CN 201746857U CN 2010205166585 U CN2010205166585 U CN 2010205166585U CN 201020516658 U CN201020516658 U CN 201020516658U CN 201746857 U CN201746857 U CN 201746857U
- Authority
- CN
- China
- Prior art keywords
- well lid
- well cover
- ejector
- plate
- turning cylinder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The utility model discloses an automatic overturning well cover. The well cover comprises a well cover seat, a well cover plate embedded in the well cover seat in a matched manner, an overturning power-assisting mechanism and a well cover plate locking piece, wherein one end of the well cover plate is mounted on the well cover seat in a hinged manner; the overturning power-assisting mechanism includes a pushing piece, a rotating shaft, a return spring and a support plate fixedly arranged on the inner wall of the well cover seat opposite to the lower part of the well cover plate; rotating shaft sleeves are fixedly arranged on the support plate; the rotating shaft is rotatably mounted on the rotating shaft sleeves and is sleeved by the return spring; and one end foot of the return spring is in supported stress fit with the support plate, while the other end foot of the return spring is in pushing rotation fit with a stress part of the pushing piece. The utility model has the advantages that the labor in opening the well cover is saved, and the well cover can be opened by only one person.
Description
Technical field
The utility model relates to a kind of well lid, specifically is meant suitable a kind of automatic upset well lid.
Background technology
Well lid is the electric power well lid, oil-well cover, the common name of well lids such as water meter case lid, be one of a kind of municipal administration and industrial widely used important ancillary facility, its structure of existing well lid generally comprises by manhole cover base and with the well lid plate of manhole cover base scarf to be formed, the pull bar that the unlatching of its well lid plate generally need be colluded by a band is with the pull-up of well lid plate, but be applied to the well lid of petrol filling station's oil well or electric instrument for some, because it is generally bigger and heavy to be applied to its size of well lid of this class occasion, the pull bar that the unlatching of its well lid plate adopts traditional band to collude is opened often needs the strength that costs a lot of money, even need several workmans to carry out coordinated just to finish breakdown action, and it is known, the general cadette's ratio in places such as petrol filling station is higher, so there is very big inconvenience undoubtedly in the open operation of the fuel tank well lid of petrol filling station for women worker.
The utility model content
The purpose of this utility model is in order to overcome the shortcoming and defect that prior art exists, can to save the unlatching labour and can realize the single a kind of automatic upset well lid that can open and provide a kind of.
For achieving the above object, the technical solution of the utility model is to include manhole cover base, and the well lid plate adaptive with the manhole cover base setting-in, also include upset servomechanism and well lid plate locking piece, one end of described well lid plate is hinged to be installed on the manhole cover base, described upset servomechanism includes ejector, turning cylinder, reduction torsion spring and be fixedly set in manhole cover base with respect to the support plate on the inwall of well lid plate below, described ejector is linked with turning cylinder is coaxial, and this described ejector includes ejection part and forced section that mutual combination is broken line shape, and the top of this ejection part cooperates with the inwall ejection of well lid plate, be set with rotary axle box on the described support plate, described turning cylinder is rotatably installed on the rotary axle box, and described reduction torsion spring is sleeved on the turning cylinder, and the end pin of this reduction torsion spring one end supports stressed the cooperation with support plate, and the end pin of this reduction torsion spring other end and the forced section ejection of ejector are rotatably assorted.By this setting, the well lid plate is in off position the time, the well lid plate presses down, the ejection part bottom that causes ejector, thereby make turning cylinder rotate, thereby make reduction torsion spring be in tensioning state, when needs are opened the well lid plate, open well lid plate locking piece, releasing is spacing to the well lid plate, at this moment, reduction torsion spring automatically resets and has an effect and affact on the ejector, promotes the well lid plate and upwardly opens upset, and well lid plate therefore of the present utility model is opened easily laborsaving, can realize that fully a people gets final product open operation, greatly reduce operator's labour intensity.
Further being provided with is that described upset servomechanism also includes the inwall upper support guide rail plate that is arranged at the well lid plate, this supporting guide plate is provided with the slippage guide-track groove, and the head end of the ejection part of described ejector is provided with and the adaptive slide head of this slippage guide-track groove slippage.By this setting, it is spacing to make the rotation direction of ejector carry out, and reduces the ejector rotary resistance, and can limit the rotational angle of ejector according to the length of slippage guide-track groove, thereby controlled the opening angle of well lid plate, prevented that well lid plate flip angle is excessive and bring infringement.
Further be provided with is that described well lid plate locking piece includes and is arranged at well lid plate inner wall edge and is provided with tapered end and is arranged at lockhole corresponding with tapered end on the manhole cover base.
Further being provided with is the rotary axle box that described support plate is provided with two spaces, described turning cylinder is arranged on these two rotary axle box rotationally, and the coaxial turning cylinder that is arranged in linkage of described ejector is with respect between these two rotary axle box, and this turning cylinder is arranged with reduction torsion spring with respect to two outside symmetries of two rotary axle box, and described turning cylinder fixedly installs finite place piece with respect to the outer end of two reduction torsion springs.Originally be arranged so that the ejector rotation is subjected to force direction stable, has improved the safety of its application life and use.
Further be provided with that to be described support plate be provided with breach with respect to the below of the stressed end pin that cooperates of reduction torsion spring and ejector.
Further being provided with is that described locating part is a clamp nut.
Below in conjunction with specification drawings and specific embodiments the utility model is done further introduction.
Description of drawings
Fig. 1 the utility model specific embodiment opening figure;
Fig. 2 the utility model specific embodiment partial structurtes exploded view.
The specific embodiment
Below by embodiment the utility model is carried out concrete description; only be used for the utility model is further specified; can not be interpreted as the qualification to the utility model protection domain, the technician in this field can make some nonessential improvement and adjustment to the utility model according to the content of above-mentioned utility model.
The specific embodiment of the present utility model shown in Fig. 1-2, include manhole cover base 1, and the well lid plate 2 adaptive with manhole cover base 1 setting-in, also include upset servomechanism 3 and well lid plate locking piece 4, the described well lid plate of present embodiment locking piece 4 includes and is arranged at well lid plate 2 inner wall edges and is provided with tapered end 41 and is arranged at lockhole corresponding with tapered end on the manhole cover base 1 42, this locking piece 4 can adopt present commercially available mechanical lock or electronic lock all can, present embodiment preferably adopts the comparatively cheap mechanical lock of price, one end of described well lid plate 2 is hinged to be installed on the manhole cover base 1, hinged be set to known in the art, referring to Fig. 2, give unnecessary details no longer in detail at this place, described upset servomechanism 3 includes ejector 31, turning cylinder 32, reduction torsion spring 33 and be fixedly set in manhole cover base 1 with respect to the support plate on the inwall of well lid plate 2 belows 34, described ejector 31 and turning cylinder 32 coaxial being linked, and this described ejector 31 includes ejection part 311 and forced section 322 that mutual combination is broken line shape, and the top of this ejection part 311 cooperates with the inwall ejection of well lid plate 2, this ejection part 311 of the utility model also can be camber line shape, be set with rotary axle box 341 on the described support plate 34, described turning cylinder 32 is rotatably installed on the rotary axle box 341, and described reduction torsion spring 33 is sleeved on the turning cylinder 34, and the end pin 331 of these reduction torsion spring 33 1 ends supports stressed the cooperation with support plate 34, and the end pin 332 of these reduction torsion spring 33 other ends is rotatably assorted with forced section 312 ejections of ejector.
Operating principle of the present utility model is, well lid plate 2 is in off position the time, well lid plate 2 presses down, ejection part 311 bottoms that cause ejector, thereby make turning cylinder 32 rotate, thereby make reduction torsion spring 33 be in tensioning state, when needs are opened well lid plate 2, open well lid plate locking piece 4, releasing is spacing to well lid plate 2, at this moment, reduction torsion spring 33 automatically resets and has an effect and affact on the ejector 31, promotes well lid plate 2 and upwardly opens upset, and well lid plate therefore of the present utility model is opened easily laborsaving, can realize that fully a people gets final product open operation, greatly reduce operator's labour intensity.
In addition, the described upset servomechanism 3 of present embodiment also includes the inwall upper support guide rail plate 35 that is arranged at well lid plate 2, this supporting guide plate 35 is provided with slippage guide-track groove 351, and the head end of the ejection part 311 of described ejector 31 is provided with the slide head 3111 adaptive with this slippage guide-track groove slippage.This slide head 3111 can sliding bar or movable pulley or sliding axle all can, so, not only the rotation direction of ejector 31 is carried out spacing, and reduce ejector 31 rotary resistances, and can limit the rotational angle of ejector 31 according to the length of slippage guide-track groove 351, thereby controlled the opening angle of well lid plate 2, prevented that well lid plate 2 flip angles are excessive and bring infringement.
Rotate stressed directional stability in order to improve head part in addition, described support plate 34 is provided with the rotary axle box 341 of two spaces, described turning cylinder 32 is arranged on these two rotary axle box 341 rotationally, and the described ejector 31 coaxial turning cylinders that are arranged in linkage are with respect between these two rotary axle box 341, and this turning cylinder 32 is arranged with reduction torsion spring 33 with respect to two outside symmetries of two rotary axle box 341, and described turning cylinder 32 fixedly installs finite place piece 321 with respect to the outer end of two reduction torsion springs 33, and the described locating part of present embodiment is preferably and is clamp nut 321.In addition, the described support plate 34 of present embodiment is provided with breach 342 with respect to reduction torsion spring 33 with the below of the ejector 31 stressed end pin 332 that cooperate.
Claims (6)
1. automatic upset well lid, include manhole cover base, and the well lid plate adaptive with the manhole cover base setting-in, it is characterized in that: also include upset servomechanism and well lid plate locking piece, one end of described well lid plate is hinged to be installed on the manhole cover base, described upset servomechanism includes ejector, turning cylinder, reduction torsion spring and be fixedly set in manhole cover base with respect to the support plate on the inwall of well lid plate below, described ejector is linked with turning cylinder is coaxial, and this described ejector includes ejection part and forced section that mutual combination is broken line shape, and the top of this ejection part cooperates with the inwall ejection of well lid plate, be set with rotary axle box on the described support plate, described turning cylinder is rotatably installed on the rotary axle box, and described reduction torsion spring is sleeved on the turning cylinder, and the end pin of this reduction torsion spring one end supports stressed the cooperation with support plate, and the end pin of this reduction torsion spring other end and the forced section ejection of ejector are rotatably assorted.
2. a kind of automatic upset well lid according to claim 1, it is characterized in that: described upset servomechanism also includes the inwall upper support guide rail plate that is arranged at the well lid plate, this supporting guide plate is provided with the slippage guide-track groove, and the head end of the ejection part of described ejector is provided with and the adaptive slide head of this slippage guide-track groove slippage.
3. a kind of automatic upset well lid according to claim 1 and 2 is characterized in that: described well lid plate locking piece includes and is arranged at well lid plate inner wall edge and is provided with tapered end and is arranged at lockhole corresponding with tapered end on the manhole cover base.
4. a kind of automatic upset well lid according to claim 3, it is characterized in that: described support plate is provided with the rotary axle box of two spaces, described turning cylinder is arranged on these two rotary axle box rotationally, and the coaxial turning cylinder that is arranged in linkage of described ejector is with respect between these two rotary axle box, and this turning cylinder is arranged with reduction torsion spring with respect to two outside symmetries of two rotary axle box, and described turning cylinder fixedly installs finite place piece with respect to the outer end of two reduction torsion springs.
5. a kind of automatic upset well lid according to claim 4, it is characterized in that: described support plate is provided with breach with respect to the below of the stressed end pin that cooperates of reduction torsion spring and ejector.
6. a kind of automatic upset well lid according to claim 5, it is characterized in that: described locating part is a clamp nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205166585U CN201746857U (en) | 2010-08-30 | 2010-08-30 | Automatic overturning well cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205166585U CN201746857U (en) | 2010-08-30 | 2010-08-30 | Automatic overturning well cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201746857U true CN201746857U (en) | 2011-02-16 |
Family
ID=43581537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205166585U Expired - Lifetime CN201746857U (en) | 2010-08-30 | 2010-08-30 | Automatic overturning well cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201746857U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101949156A (en) * | 2010-08-30 | 2011-01-19 | 王一峰 | Automatic turnover well cover |
| CN103215972A (en) * | 2013-04-26 | 2013-07-24 | 林志国 | Multifunctional automatic-closing well cover |
| CN105756098A (en) * | 2016-04-20 | 2016-07-13 | 南通科莱能源技术有限公司 | Cover plate device for inspection manhole |
-
2010
- 2010-08-30 CN CN2010205166585U patent/CN201746857U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101949156A (en) * | 2010-08-30 | 2011-01-19 | 王一峰 | Automatic turnover well cover |
| CN103215972A (en) * | 2013-04-26 | 2013-07-24 | 林志国 | Multifunctional automatic-closing well cover |
| CN103215972B (en) * | 2013-04-26 | 2015-12-16 | 林志国 | Multi-functional automatic closedown well lid |
| CN105756098A (en) * | 2016-04-20 | 2016-07-13 | 南通科莱能源技术有限公司 | Cover plate device for inspection manhole |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110216 Effective date of abandoning: 20120111 |