CN109763516A - Anti-skidding manhole cover - Google Patents
Anti-skidding manhole cover Download PDFInfo
- Publication number
- CN109763516A CN109763516A CN201811507755.5A CN201811507755A CN109763516A CN 109763516 A CN109763516 A CN 109763516A CN 201811507755 A CN201811507755 A CN 201811507755A CN 109763516 A CN109763516 A CN 109763516A
- Authority
- CN
- China
- Prior art keywords
- well lid
- skeleton frame
- insert port
- wall
- cotter way
- 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.)
- Pending
Links
- 238000003780 insertion Methods 0.000 claims abstract description 21
- 230000037431 insertion Effects 0.000 claims abstract description 21
- 230000003014 reinforcing effect Effects 0.000 claims description 9
- 238000007689 inspection Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 210000002421 cell wall Anatomy 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 230000037396 body weight Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The invention discloses a kind of anti-skidding manhole covers, including well lid skeleton frame and well lid, it further include cover opener, the well lid skeleton frame includes well lid skeleton frame outer end face and well lid skeleton frame inner wall, the lower end of the well lid skeleton frame inner wall is equipped with the protrusion of one week annular, the well lid outer wall is equipped at least one bolt extended towards well lid skeleton frame inner wall direction, the well lid skeleton frame inner wall is equipped with cotter way, on well lid skeleton frame outer end face and it is located at the wherein side of cotter way equipped with the insert port being connected to cotter way, so that bolt is entered in cotter way by insert port；It is set on the well lid outer end face of the well lid there are two through-hole, part hole body is oppositely arranged in two through-holes, is equipped with extended surface at the opposite side hole body edge of the part hole body, extended surface respectively blocks the partial hole body portion to form an insertion mouth.Compared with prior art, realizing well lid will not be opened by pressure/impulse force inside inspection shaft, and so as to improve the safety of well lid, and structure is simple, and production cost is low.
Description
Technical field
The present invention relates to a kind of anti-skidding manhole covers.
Background technique
Currently, widely applied common well lid is usually the circular cover of cast iron manufacture, it is embedded in cover seat of manhole mouth and by certainly
Body weight is not easily moved about it, the advantage is that it is simple, be readily produced manufacture, be low in cost, but the disadvantage is that in extreme climate
Under the conditions of may be rushed by the water flow gushed in inspection shaft, take away to cause the accident hidden danger, as automobile on the way travels
Hour wheel subcard enters to be lost accident or people caused by the inspection shaft hole of well lid and falls the problems in most inspection shaft hole.
Summary of the invention
The purpose of the present invention is to provide a kind of anti-skidding manhole cover, technical problems to be solved are so that well lid can not be come
It is opened from pressure/impulse force inside inspection shaft, safety and the structure for improving well lid are simple, at low cost.
To solve the above problems, the present invention is implemented with the following technical solutions: a kind of anti-skidding manhole cover, including for pre-buried
Well lid skeleton frame in well head and the well lid being fastened in well lid skeleton frame, further include cover opener, the well lid skeleton frame includes naked
The well lid skeleton frame outer end face and the well lid skeleton frame inner wall opposite with the well lid outer wall of well lid being exposed, in the well lid skeleton frame
The lower end of wall is equipped with one week annular protrusion, so that well lid is after being fastened in well lid skeleton frame, raised support well lid, the well lid
Outer wall is equipped at least one bolt extended towards well lid skeleton frame inner wall direction, and the well lid skeleton frame inner wall is equipped with cotter way,
On well lid skeleton frame outer end face and it is located at the wherein side of cotter way equipped with the insert port being connected to cotter way, so that bolt passes through insertion
Mouth enters in cotter way, and after rotating well cover rotates bolt far from the side of insert port towards cotter way, well lid is limited in well cover frame
It can not deviate from seat；It being set on the well lid outer end face of the well lid there are two through-hole, part hole body is oppositely arranged in two through-holes,
The opposite side hole body edge of the part hole body is equipped with extended surface, and extended surface respectively blocks the partial hole body portion to form one
It is embedded in mouth；When taking out well lid from well lid skeleton frame, it is inserted into through-hole by cover opener and is rotated towards embedding inlet side, play lid
Device drives well lid dynamic in well lid skeleton frame transfer, so that bolt turns at insert port, finally lifts well lid and is drawn off.
Further, in the cotter way positioned at insert port side be equipped with one towards insert port direction protrusion step block, with
Make bolt after entering cotter way far from the side of insert port, is limited by step block, when well lid is taken out from well lid skeleton frame,
After being inserted into through-hole by cover opener and turn in insertion mouth, lift well lid, towards insertion after making bolt be detached from the limitation of step block
The side rotation of mouth, turns to bolt at insert port, well lid is taken out from well lid skeleton frame.
Further, a step block side surface opposite with insert port is inclined-plane, and inclined-plane is remote from insert port towards cotter way
It is incremented by successively from the side of insert port height,.
Further, it there are two the bolt is set, is symmetricly set in the opposite sides of well lid outer wall, correspondingly, cotter way
If there are two, respectively at the opposite sides that well lid skeleton frame inner wall is arranged in, two insert ports are oppositely arranged, two cotter way difference
Extend in the opposite direction.
Further, the through-hole is separately positioned on the two sides adjacent with two bolts.
Further, the lower deep gouge of one week annular is equipped on the well lid skeleton frame outer end face at well lid skeleton frame inner wall,
The insert port is set in lower deep gouge, is equipped with one week in the upper end of well lid outer wall and is adapted outer side with lower deep gouge, so as to inserting
Entrance is blocked.
Further, the cover opener includes handle, the strut set on handle two sides, the one end of the strut far from handle
Equipped with hook part, two hook parts are opposite, rotate when in hook part insertion through-hole and towards embedding inlet side, and strut is located in insertion mouth, makes
Hook part is abutted against with extended surface, is taken out well lid from well lid skeleton frame with realizing.
Further, the cover opener further includes connecting the first reinforcing bar of two struts, is arranged in the first reinforcing bar
There is the second reinforcing bar of connection handle.
Compared with prior art, the present invention by the way that bolt is arranged on well lid outer wall and cotter way is arranged on well lid skeleton frame
And insert port, so that carrying out locking by bolt and cotter way between well lid and well lid skeleton frame, realizing well lid will not be come
It is opened from pressure/impulse force inside inspection shaft, so as to improve the safety of well lid, and structure is simple, and production cost is low.
Detailed description of the invention
Fig. 1 is schematic perspective view of the invention.
Fig. 2 is motion track schematic diagram of the bolt of the present invention in cotter way.
Fig. 3 is the top view of well lid skeleton frame of the present invention.
Fig. 4 is the cross-sectional view one between well lid skeleton frame and well lid of the present invention.
Fig. 5 is to use schematic diagram between well lid of the present invention and cover opener.
Fig. 6 is the cross-sectional view two between well lid and well lid skeleton frame of the present invention.
Specific embodiment
Invention is further described in detail with reference to the accompanying drawings and examples.
As shown in Figure 1, the invention discloses a kind of anti-skidding manhole cover, including for being embedded in well head well lid skeleton frame 1,
It is fastened on well lid 2 in well lid skeleton frame 1, cover opener 8, in which:
The well lid skeleton frame 1 includes exposed well lid skeleton frame outer end face 11 outside and the well lid outer wall 21 with well lid 2
Opposite well lid skeleton frame inner wall 12, the lower end of the well lid skeleton frame inner wall 12 is equipped with the protrusion 13 of one week annular, so that well lid 2 exists
After being fastened in well lid skeleton frame 1, raised 13 support well lids 2 (shown in Fig. 4)；
The well lid 2 includes well lid outer wall 21 and exposed well lid outer end face 22, is equipped on well lid outer wall 21
At least one bolt 3 extended towards 12 direction of well lid skeleton frame inner wall, correspondingly, the well lid skeleton frame inner wall 12 are equipped with cotter way 4,
The development length of cotter way 4 is greater than the width of 3 cross section of bolt, to guarantee that cotter way 4 has the mobile space mobile for bolt 3,
On well lid skeleton frame outer end face 11 and it is located at equipped with the insert port 5 being connected to cotter way 4 at the wherein side of cotter way 4, so that bolt 3 is logical
Insert port 5 is crossed to enter in cotter way 4, after rotating well cover 2 rotates bolt 3 far from the side of insert port 5 towards cotter way 4,2 quilt of well lid
Being limited in well lid skeleton frame 1 can not deviate from, and the cotter way 4 is specifically located to be inserted after well lid 2 is fastened on completely in well lid skeleton frame 1
At position where pin 3；
Set on the well lid outer end face 22 of well lid 2 there are two through-hole 23,23 straight line of through-hole through well lid outer end face 22 and
The well lid inner face opposite with well lid outer end face 22, through-hole 23 is for water to be discharged into well, part hole body phase in two through-holes 23
It is right, it is equipped with extended surface 6 in the opposite side hole body edge of the part hole body, extended surface 6 is respectively by the part of two through-holes 23
Hole body partial occlusion is to form an insertion mouth 7；The upper end of insertion mouth 7 and through-hole 23 is worked as takes out well lid 2 from well lid skeleton frame 1
When, it is inserted into through-hole 23 by cover opener 8 and is rotated towards insertion 7 side of mouth, cover opener 8 drives well lid 2 in 1 transfer of well lid skeleton frame
It is dynamic, so that bolt 3 turns at insert port 5, finally lifts well lid 2 and be drawn off.
As shown in Fig. 2, in cotter way 4 positioned at insert port 5 side be equipped with one towards 5 direction of insert port protrusion step block
41 so that bolt 3 is limited after entering side of the cotter way 4 far from insert port 5 by step block 41, when by well lid 2 from well cover frame
When being taken out in seat 1, after being inserted into through-hole 23 by cover opener 8 and turn in insertion mouth 7, lifts well lid 2, bolt 3 is made to be detached from platform
It is rotated after the limitation of rank block 41 and towards the side of insert port 5, turns to bolt 3 at insert port 5, by well lid 2 from well cover frame
It is taken out in seat 1.
As shown in Fig. 2, as a kind of preferable embodiment, the step block 41 side surface opposite with insert port 5
For inclined-plane 42, side height of the inclined-plane 42 from insert port 5 towards cotter way 4 far from insert port 5 is incremented by successively, realizes and works as well lid 2
After lifting and rotating towards the side of insert port 5, inclined-plane 42 can voluntarily slide into the minimum point on inclined-plane 42 with guide 3, thus
Save physical strength.
As shown in Figure 3 and Figure 6, there are two bolt 3 is set in the present invention, it is symmetricly set on the opposite sides of well lid outer wall 21
On, correspondingly, there are two cotter way 4 is set, respectively at the opposite sides that well lid skeleton frame inner wall 12 is arranged in, two 5 phases of insert port
To setting, two cotter ways 4 extend in the opposite direction respectively, to improve the locking effect of well lid.
As shown in Figure 1, through-hole 23 is separately positioned on the two sides adjacent with two bolts 3, specifically, the setting of through-hole 23 exists
On the straight line in the center of circle that is vertical with the line of centres of two bolts 3 and passing through well lid 2, it can be seen from the figure that through-hole 23 prolongs
It stretches contrary.
As shown in Figure 1, the lower deep gouge of one week annular is equipped on well lid skeleton frame outer end face 11 at well lid skeleton frame inner wall 12
14, the insert port 5 is set in lower deep gouge 14, is equipped with one week in the upper end of well lid outer wall 21 and is adapted outer side with lower deep gouge 14
24, so as to insert port 5 is blocked, so that outer side 24 covers insert port 5 after well lid is connected with well lid skeleton frame, drop
A possibility that low cotter way 4 and insert port 5 are blocked.
As shown in Figure 1, cover opener 8 includes handle 81, the strut 82 set on 81 two sides of handle, the strut 82 is far from handle
81 one end is equipped with hook part 83, and two hook parts 83 are opposite, when hook part 83 is inserted into through-hole 23 and is rotated towards insertion 7 side of mouth, branch
Bar 82 is located in insertion mouth 7, abuts against hook part 83 with extended surface 6, is taken out well lid 2 from well lid skeleton frame 1 with realizing, hook part 83
It is opposite with extended surface 6.
As shown in Figure 1, cover opener 8 further includes connecting the first reinforcing bar 84 of two struts 82, in the first reinforcing bar 84
It is provided with the second reinforcing bar 85 of connection handle 81, to increase the support force between two struts 82.
As shown in Figure 1, the hook part 83 in the present invention is L-shaped.
As shown in figure 5, application method of the invention are as follows, two hook parts 83 of cover opener 8 are directed at through-hole 23 and are inserted into,
The whole side towards insertion mouth 7 of cover opener 8 is rotated, respectively enters strut 82 in insertion mouth 7, hook part 83 is located at extension
6 lower section of face；When lifting cover opener 8, hook part 83 is mutually abutted with extended surface 6, and cover opener 8 lifts well lid 2, and bolt 3 is high
In step block 41, limited by 41 upper end cell wall of cotter way, well lid 2 can not continue to lift；In this case by cover opener 8
Continue to rotate towards the direction of insertion mouth 7, rotate bolt 3 towards the direction of insert port 5, when bolt 3 and cotter way 4 are located at insert port 5
The contact of side cell wall when, well lid 2 can not continue to rotate, and at this moment lift well lid 2 by cover opener 8, by well lid 2 from well cover frame
It is taken out in seat 1.
The mark identification of rotation direction can also be carried out, on the upper end face of well lid 2 in the present invention to facilitate prompt
The rotation direction of locking and unlock.
Cotter way and insert port are arranged by the setting bolt on well lid outer wall and on well lid skeleton frame by the present invention, so that
Locking is carried out by bolt and cotter way between well lid and well lid skeleton frame, the displacement for realizing all directions limits, high reliablity,
Realizing well lid will not be opened by pressure/impulse force inside inspection shaft, and so as to improve the safety of well lid, and structure is simple
Single, production cost is low.
Claims (8)
1. a kind of anti-skidding manhole cover including the well lid skeleton frame (1) for being embedded in well head and is fastened in well lid skeleton frame (1)
Well lid (2), it is characterised in that: further include cover opener (8), the well lid skeleton frame (1) includes exposed well lid skeleton frame outside
Outer end face (11) and the well lid skeleton frame inner wall (12) opposite with the well lid outer wall (21) of well lid (2), the well lid skeleton frame inner wall
(12) lower end is equipped with the protrusion (13) of one week annular, so that well lid (2) is after being fastened in well lid skeleton frame (1), protrusion (13)
Support well lid (2), the well lid outer wall (21) are equipped at least one bolt extended towards well lid skeleton frame inner wall (12) direction
(3), the well lid skeleton frame inner wall (12) be equipped with cotter way (4), on well lid skeleton frame outer end face (11) and be located at cotter way (4) its
The insert port (5) being connected to cotter way (4) is equipped at middle side, so that bolt (3) is entered in cotter way (4) by insert port (5), when
After rotating well cover (2) rotates bolt (3) far from the side of insert port (5) towards cotter way (4), well lid (2) is limited in well cover frame
It can not deviate from seat (1)；There are two being set on the well lid outer end face (22) of the well lid (2) through-hole (23), in two through-holes (23)
Part hole body is oppositely arranged, and is equipped with extended surface (6) at the opposite side hole body edge of the part hole body, extended surface (6) respectively will
The partial hole body portion is blocked to form insertion mouth (7)；When taking out well lid (2) from well lid skeleton frame (1), by playing lid
Device (8) is inserted into through-hole (23) and rotates towards insertion mouth (7) side, and cover opener (8) drives well lid (2) in well lid skeleton frame (1)
Rotation, so that bolt (3) turns at insert port (5), finally lifts well lid (2) and is drawn off.
2. anti-skidding manhole cover according to claim 1, it is characterised in that: be located at the one of insert port (5) in the cotter way (4)
Side be equipped with one towards insert port (5) direction protrusion step block (41) so that bolt (3) is to enter cotter way (4) separate insert port (5)
Side after, limited by step block (41), when taking out well lid (2) from the well lid skeleton frame (1), inserted by cover opener (8)
After entering through-hole (23) and turning in insertion mouth (7), lift well lid (2), bolt (3) is made to be detached from court after the limitation of step block (41)
The side of insert port (5) rotates, and turns to bolt (3) at insert port (5), well lid (2) is taken from well lid skeleton frame (1)
Out.
3. anti-skidding manhole cover according to claim 2, it is characterised in that: the step block (41) and insert port (5) are opposite
A side surface be inclined-plane (42), inclined-plane (42) from insert port (5) towards cotter way (4) far from insert port (5) side height successively
It is incremented by.
4. anti-skidding manhole cover according to claim 1, it is characterised in that: the bolt (3) is symmetricly set on there are two setting
In the opposite sides of well lid outer wall (21), correspondingly, there are two cotter way (4) is set, respectively at being arranged in well lid skeleton frame inner wall
(12) opposite sides, two insert ports (5) are oppositely arranged, and two cotter ways (4) extend in the opposite direction respectively.
5. anti-skidding manhole cover according to claim 4, it is characterised in that: the through-hole (23) is separately positioned on inserts with two
It sells on (3) adjacent two sides.
6. anti-skidding manhole cover according to claim 1, it is characterised in that: close to well on the well lid skeleton frame outer end face (11)
The lower deep gouge (14) of one week annular is equipped at lid skeleton frame inner wall (12), the insert port (5) is set in lower deep gouge (14), in well lid
The upper end of outer wall (21) is equipped with one week and is adapted outer side (24) with lower deep gouge (14), so as to block to insert port (5).
7. anti-skidding manhole cover according to claim 1, it is characterised in that: the cover opener (8) includes handle (81), is set to
The strut (82) of handle (81) two sides, the strut (82) are equipped with hook part (83) far from the one end of handle (81), two hook parts
(83) relatively, it is rotated when in hook part (83) insertion through-hole (23) and towards insertion mouth (7) side, strut (82) is located at insertion mouth (7)
In, it abuts against hook part (83) with extended surface (6), is taken out well lid (2) from well lid skeleton frame (1) with realizing.
8. anti-skidding manhole cover according to claim 7, it is characterised in that: the cover opener (8) further includes two branch of connection
The first reinforcing bar (84) of bar (82) is provided with the second reinforcing bar (85) of connection handle (81) on the first reinforcing bar (84).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811507755.5A CN109763516A (en) | 2018-12-11 | 2018-12-11 | Anti-skidding manhole cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811507755.5A CN109763516A (en) | 2018-12-11 | 2018-12-11 | Anti-skidding manhole cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109763516A true CN109763516A (en) | 2019-05-17 |
Family
ID=66451240
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811507755.5A Pending CN109763516A (en) | 2018-12-11 | 2018-12-11 | Anti-skidding manhole cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109763516A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200388686Y1 (en) * | 2005-04-12 | 2005-07-01 | 인천도시가스주식회사 | Tool for opening and closing manhole cover |
| KR20110006831A (en) * | 2009-07-15 | 2011-01-21 | 김준배 | Manhole cover with theftproof function and opening device for the same |
| CN104480970A (en) * | 2014-12-10 | 2015-04-01 | 马根昌 | Antitheft manhole cover |
| KR20150116972A (en) * | 2014-04-08 | 2015-10-19 | 림이엔지 주식회사 | Manhole structure |
| CN105625477A (en) * | 2016-03-10 | 2016-06-01 | 苏州优德通力科技有限公司 | Anti-theft well lid device |
| CN205712197U (en) * | 2016-06-12 | 2016-11-23 | 北京市光环电信设备铸造有限责任公司 | The antitheft new pattern manhole cover of totally-enclosed sidespin |
| CN207469417U (en) * | 2017-11-14 | 2018-06-08 | 南京交通工程有限公司 | A kind of anti-settling manhole cover structure |
| CN209397629U (en) * | 2018-12-11 | 2019-09-17 | 聂小丁 | Anti-skidding manhole cover |
-
2018
- 2018-12-11 CN CN201811507755.5A patent/CN109763516A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200388686Y1 (en) * | 2005-04-12 | 2005-07-01 | 인천도시가스주식회사 | Tool for opening and closing manhole cover |
| KR20110006831A (en) * | 2009-07-15 | 2011-01-21 | 김준배 | Manhole cover with theftproof function and opening device for the same |
| KR20150116972A (en) * | 2014-04-08 | 2015-10-19 | 림이엔지 주식회사 | Manhole structure |
| CN104480970A (en) * | 2014-12-10 | 2015-04-01 | 马根昌 | Antitheft manhole cover |
| CN105625477A (en) * | 2016-03-10 | 2016-06-01 | 苏州优德通力科技有限公司 | Anti-theft well lid device |
| CN205712197U (en) * | 2016-06-12 | 2016-11-23 | 北京市光环电信设备铸造有限责任公司 | The antitheft new pattern manhole cover of totally-enclosed sidespin |
| CN207469417U (en) * | 2017-11-14 | 2018-06-08 | 南京交通工程有限公司 | A kind of anti-settling manhole cover structure |
| CN209397629U (en) * | 2018-12-11 | 2019-09-17 | 聂小丁 | Anti-skidding manhole cover |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190517 |