CN105464138A - Anti-falling device of inspection well - Google Patents
Anti-falling device of inspection well Download PDFInfo
- Publication number
- CN105464138A CN105464138A CN201511017686.6A CN201511017686A CN105464138A CN 105464138 A CN105464138 A CN 105464138A CN 201511017686 A CN201511017686 A CN 201511017686A CN 105464138 A CN105464138 A CN 105464138A
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- China
- Prior art keywords
- ring
- inspection shaft
- erection column
- fall prevention
- prevention frame
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/12—Manhole shafts; Other inspection or access chambers; Accessories therefor
- E02D29/127—Manhole shafts; Other inspection or access chambers; Accessories therefor with devices for impeding fall or injuries of persons
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- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
- Emergency Alarm Devices (AREA)
Abstract
The invention relates to an inspection well and discloses an anti-falling device of an inspection well. The anti-falling device comprises an anti-falling frame (1). An installation column (11) and an adjusting base (12) for adjusting the position of the installation column (11) are arranged on the anti-falling frame (1). The anti-falling frame (1) is installed in the inspection well through the installation column (11). The anti-falling frame (1) controls the position of the installation column (11) through the adjusting base (12) to be matched with inspection wells in different shapes. When an inspection well lid is lost due to flood and other natural reasons, the anti-falling device in the inspection well can prevent pedestrians and vehicles from falling into the inspection well. When the inspection well is lost, a spring bounces up due to losing pressure of the inspection well lid, an alarming ring is exposed above the ground, and pedestrians can be effectively informed of losing of the inspection well lid.
Description
Technical field
The present invention relates to inspection shaft, particularly relate to inspection shaft anti-drop device.
Background technology
On densely populated avenue, inspection shaft mismanagement and the security incident caused occur at any time, use the safe design of inspection shaft and safeguard procedures to make up managerial deficiency very necessary.
Summary of the invention
The present invention is directed to common inspection well cover in prior art and there is no the shortcoming of safeguard function, provide inspection shaft anti-drop device.
In order to solve the problems of the technologies described above, the present invention is solved by following technical proposals:
Inspection shaft anti-drop device, comprise fall prevention frame, fall prevention frame is provided with erection column and regulates the adjustment seat of erection column position, and adjustment seat is fixed on fall prevention frame, fall prevention frame is arranged in inspection shaft by erection column, and the position that fall prevention frame controls erection column by adjustment seat coordinates difform inspection shaft.Because inspection shaft is established and underground, be squeezed throughout the year and cause the not of uniform size, different of inspection shaft, and adjustment seat can control the position of the erection column of fall prevention frame, thus coordinate the inspection shaft of different size and shape.
As preferably, also comprise the retainer ring be arranged on inspection shaft wall, fall prevention frame is round frame, and fall prevention frame is provided with at least two erection columns, and retainer ring is provided with the hole coordinated with erection column, and fall prevention frame is arranged on retainer ring by the cooperation in erection column and hole.By being arranged on the retainer ring in inspection shaft wall, make the installation of fall prevention frame more firm, dismantle convenient, when maintenance mans need to enter construct in inspection shaft time, only fall prevention frame need being pulled down, without the need to dismantling retainer ring, can effectively save time.
As preferably, adjustment seat is cross section is annular cylinder, and the axis of adjustment seat is vertical with the axis of fall prevention frame, and the aperture of adjustment seat becomes large from inside to outside gradually, erection column inserts in adjustment seat, and erection column moves and realizes the angular compliance in erection column and hole in the hole of adjustment seat.The flexible of erection column can be realized preferably by arranging of adjustment seat and rotate, thus effectively controlling coordinating of fall prevention frame and retainer ring.
As preferably, also comprise the pin buckle for positioning erection column, the Qu Zhu that pin buckle comprises right cylinder and is connected with right cylinder, right cylinder inserts in erection column, and bent post coordinates the external surface curvature of erection column or adjustment seat and and prevents right cylinder from coming off from erection column.Coordinated by the curvature of Qu Zhuyu erection column and adjustment seat external surface, effectively can prevent the landing of pin buckle.
As preferably, fall prevention frame is provided with spring, the upper end of spring is provided with warning ring, and warning ring, when inspection well cover is lost, is placed in the top of inspection shaft by spring.When inspection well cover is lost due to natural causes such as floods, anti-drop device in inspection shaft can prevent pedestrian and vehicle from falling into inspection shaft, when inspection well cover is lost time, spring loses the compacting of inspection well cover and pops up, make warning ring be exposed to above the ground, can lose by vaild notice pedestrian inspection well cover herein.
As preferably, fall prevention frame is provided with claw hook, and claw hook has two at least and axle center about fall prevention frame circumferentially arranges, and spring is arranged on fall prevention frame by claw hook.
As preferably, retainer ring is provided with fracture, the two ends of retainer ring are connected with extension adjustment device and are controlled the width of fracture by extension adjustment device, extension adjustment device comprises screw rod, nut seat and positioning seat, positioning seat is fixed on one end of retainer ring, nut seat is fixed on the other end of retainer ring, screw rod is arranged on nut seat, nut seat is provided with screwed hole, screw rod coordinates with screwed hole, screw rod is provided with small column towards one end of positioning seat, positioning seat is provided with the circular groove coordinated with small column, the two ends of retainer ring are carried out axial location by the cooperation of small column and circular groove and are controlled the width of fracture by the cooperation of screw rod and nut seat.Can control the girth of retainer ring by extension adjustment device thus coordinate different inspection shafts, the fit structure of screw rod, nut seat and positioning seat can make retainer ring be arranged on tightly on inspection shaft wall, adds application life, and can coordinate the inspection shaft of different size.
As preferably, retainer ring comprises the first fan ring, the second fan ring and the 3rd fan ring that are equipped with hole, first fan ring, the second fan ring and the 3rd fan ring end to end formation annulus are also arranged on inspection shaft wall, it is hinged that first fan ring and second fans ring, it is hinged that second fan ring and the 3rd fans ring, first fan ring and the 3rd is fanned ring and is connected by extension adjustment device, and screw rod and nut seat are arranged on the first fan ring, and positioning seat is arranged on the 3rd fan ring.The setting of the first fan ring, the second fan ring and the 3rd fan ring, makes retainer ring conveniently deposit and install, reduces floor space.
As preferably, the two ends of the second fan ring are respectively equipped with locating convex block and detent, and the first fan ring is provided with the detent fan locating convex block on ring with second and coordinate, and the 3rd fans the locating convex block being equipped with and fanning the detent on ring with second and coordinate.Can prevent the first fan ring, the second fan ring and the 3rd horizontal level fanned between ring from offseting by the cooperation of locating convex block and detent.
As preferably, retainer ring is provided with antiskid plate, antiskid plate contacts with inspection shaft wall and increases the contact area of retainer ring and inspection shaft wall.Antiskid plate increases the contact area of retainer ring and inspection shaft wall, effectively prevents coming off of retainer ring, ensure that the application life of retainer ring.
The present invention is owing to have employed above technical scheme, there is significant technique effect: because inspection shaft is established and underground, be squeezed throughout the year and cause the not of uniform size, different of inspection shaft, and adjustment seat can control the position of the erection column of fall prevention frame, thus coordinate the inspection shaft of different size and shape.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the structural representation of the pin buckle in Fig. 1.
Fig. 3 is the close-up schematic view of Fig. 1.
The toponym that in accompanying drawing, each number designation refers to is as follows: 1-fall prevention frame, 2-retainer ring, 3-spring, 4-extension adjustment device, 11-erection column, 12-adjustment seat, 13-pin buckle, 14-claw hook, 131-right cylinder, 132-Qu Zhu, 200-fracture, 201-locating convex block, 202-detent, 21-the first fan ring, 22-the second fan ring, 23-the three fan ring, 24-antiskid plate, 25-hole, 31-warning ring, 41-screw rod, 42-nut seat, 43-positioning seat, 411-small column, 421-screwed hole, 431-circular groove.
Detailed description of the invention
Below in conjunction with accompanying drawing and embodiment, the present invention is described in further detail.
Embodiment 1
Inspection shaft anti-drop device, as shown in the figure, comprise fall prevention frame 1, fall prevention frame 1 is provided with erection column 11 and regulates the adjustment seat 12 of erection column 11 position, adjustment seat 12 is fixed on fall prevention frame 1, fall prevention frame 1 is arranged in inspection shaft by erection column 11, and the position that fall prevention frame 11 controls erection column 11 by adjustment seat 12 coordinates difform inspection shaft.Also comprise the retainer ring 2 be arranged on inspection shaft wall, fall prevention frame 1 is the round frame coordinated with inspection shaft, fall prevention frame 1 is provided with three erection columns 11, and retainer ring 2 is provided with the hole 25 coordinated with erection column 11, and fall prevention frame 1 is arranged on retainer ring 2 by the cooperation in erection column 11 and hole 25.Two erection columns 11 are all welded on fall prevention frame 1, another erection column 11 is arranged on fall prevention frame 1 by adjustment seat 12, adjustment seat 12 for cross section be annular cylinder, the axis of adjustment seat 12 is vertical with the axis of fall prevention frame 1, the inside cross-sectional of adjustment seat 12 is annulus, the outer lateral section of adjustment seat 12 is elliptical ring, the annular aperture of adjustment seat 12 becomes large from inside to outside gradually, hole on erection column 11 is elongated hole, erection column 11 inserts in adjustment seat 12, erection column 11 rotates and realizes the angular compliance in erection column 11 and hole 25 in the hole of adjustment seat 2, erection column 11 is removable at the elliptical openings place of adjustment seat 12, because catch pit port varies in size, so the position in hole 25 is also different, and fall prevention frame 1 needs to be arranged on the retainer ring 2 of different radii, therefore erection column 11 is needed can to adjust according to the size of retainer ring 2.Also comprise the pin buckle 13 for positioning erection column 11, the bent post 132 that pin buckle 13 comprises right cylinder 131 and is connected with right cylinder 131, right cylinder 131 inserts in erection column 11, and bent post 132 coordinates the external surface curvature of erection column 11 or adjustment seat 12 and and prevents right cylinder 131 from coming off from erection column 11.The inner side of adjustment seat 12 is provided with hole, erection column 11 inserts in the insertion end in adjustment seat and is also provided with hole, erection column 11 is arranged in adjustment seat 12 through the hole in adjustment seat 12 and the hole in erection column 11 inserting paragraph by pin buckle 13 successively, thus realize erection column 11 with pin buckle 13 tie point of adjustment seat 12 for the center of circle rotates in adjustment seat 12; The suspension column of erection column 11 is provided with hole, and when erection column 11 is through behind hole 25, pin buckle 13 is inserted in the one end through hole 25, when making waterborne excessive in inspection shaft of fall prevention frame 1, can ensure that fall prevention frame is not washed away by current.Fall prevention frame 1 is provided with spring 3, the upper end of spring 3 is provided with warning ring 31, and warning ring 31, when inspection well cover is lost, is placed in the top of inspection shaft by spring 3.When inspection well cover is lost due to natural causes such as floods, anti-drop device in inspection shaft can prevent pedestrian and vehicle from falling into inspection shaft, when inspection well cover is lost time, spring 3 loses the compacting of inspection well cover and pops up, make warning ring 31 be exposed to above the ground, can lose by vaild notice pedestrian inspection well cover herein.Fall prevention frame 1 is provided with claw hook 14, and claw hook 14 has six and axle center about fall prevention frame 1 circumferentially arranges, and spring 3 is arranged on fall prevention frame 1 by claw hook 14, and the below of spring 3 to rotate into successively in the claw hook 14 of circumferential arrangement and carries out location and installation.Retainer ring 2 is provided with fracture 200, the two ends of retainer ring 2 are connected with extension adjustment device 4 and are controlled the width of fracture 200 by extension adjustment device 4, extension adjustment device 4 comprises screw rod 41, nut seat 42 and positioning seat 43, positioning seat 43 is fixed on one end of retainer ring 3, nut seat 42 is fixed on the other end of retainer ring 2, screw rod 41 is arranged on nut seat 42, nut seat 42 is provided with screwed hole 421, screw rod 41 coordinates with screwed hole 421, screw rod 41 is provided with small column 411 towards one end of positioning seat 43, positioning seat 43 is provided with the circular groove 431 coordinated with small column 411, the two ends of retainer ring 2 are carried out axial location by the cooperation of small column 411 and circular groove 431 and are controlled the width of fracture 200 by the cooperation of screw rod 41 and nut seat 42, first retainer ring 2 is placed in inspection shaft, small column 411 on screw rod 41 is inserted in the circular groove 431 on positioning seat 43, the two ends of retainer ring 2 are connected, thus horizontal location is carried out to the two ends of retainer ring 2, again by rotary screw 41, screw rod 41 is made to be subjected to displacement relative to nut seat 42 and to push up to positioning seat 43, changed by the width of the telescopic band dynamic circuit breaker mouth 200 of screw rod 41 on nut seat 42, after fracture 200 is expanded, retainer ring 2 can be detained bind round and be fixed on the borehole wall of inspection shaft.Retainer ring 2 comprises the first fan ring 21 being equipped with hole 25, second fan ring 22 and the 3rd fan ring 23, first fan ring 21, second hole 25 of fanning on ring 22 and the 3rd fan 23 is all corresponding with the erection column 11 on fall prevention frame 1, first fan ring 21, second fan ring 22 and the 3rd is fanned ring 23 end to end formation annulus and is arranged on inspection shaft wall, it is hinged that first fan ring 21 and second fans ring 22, it is hinged that second fan ring 22 and the 3rd fans ring 23, first fan ring 21 and the 3rd is fanned ring 23 and is connected by extension adjustment device 4, screw rod 41 and nut seat 42 are arranged on the first fan ring 21, positioning seat 43 is arranged on the 3rd fan ring 23, when depositing retainer ring 21, can by the first fan ring 21, second fan ring 22 and the 3rd fan ring 23 are undertaken rotating and folding by bearing pin, substantially reduce storage area, when installing retainer ring 21, installing again after the retainer ring 21 after folding is opened in inspection shaft, avoiding the situation that retainer ring 21 not easily puts into inspection shaft because anchor ring is excessive.The two ends of the second fan ring 22 are respectively equipped with locating convex block 201 and detent 202, first fan ring 21 is provided with the detent 202 fanned the locating convex block 201 on ring 22 with second and coordinate, 3rd fan ring 23 is provided with the locating convex block 201 fanned the detent 202 on ring 22 with second and coordinate, by locating convex block 201 and detent 202, the connecting sewing that first fan ring 21, second is fanned between ring 22 and the 3rd fan ring 23 is positioned, prevent the first fan ring 21, second from fanning the skew of ring 22 and the 3rd fan ring 23 occurred level position in the process used.First fan ring 21, second is fanned on ring 22 and the 3rd fan ring 23 and is all provided with antiskid plate 24, antiskid plate 24 contacts with inspection shaft wall and increases the contact area of retainer ring 2 and inspection shaft wall, and antiskid plate 24 is vertically be arranged on the straight plate that the first fan ring 21, second fans the middle part of ring 22 and the 3rd fan ring 23.
In a word, the foregoing is only preferred embodiment of the present invention, all equalizations done according to the present patent application the scope of the claims change and modify, and all should belong to the covering scope of patent of the present invention.
Claims (10)
1. inspection shaft anti-drop device, comprise fall prevention frame (1), it is characterized in that: fall prevention frame (1) is provided with erection column (11) and regulates the adjustment seat (12) of erection column (11) position, adjustment seat (12) is fixed on fall prevention frame (1), fall prevention frame (1) is arranged in inspection shaft by erection column (11), and the position that fall prevention frame (1) controls erection column (11) by adjustment seat (12) coordinates difform inspection shaft.
2. inspection shaft anti-drop device according to claim 1, it is characterized in that: also comprise the retainer ring (2) be arranged on inspection shaft wall, fall prevention frame (1) is provided with at least two erection columns (11), retainer ring (2) is provided with the hole (25) coordinated with erection column (11), and fall prevention frame (1) is arranged on retainer ring (2) by the cooperation of erection column (11) and hole (25).
3. inspection shaft anti-drop device according to claim 2, it is characterized in that: adjustment seat (12) for cross section be annular cylinder, the diameter in the hole in adjustment seat (12) is greater than the diameter of erection column (11), erection column (11) inserts in adjustment seat (12), and erection column (11) moves and realizes the angular compliance in erection column (11) and hole (25) in the hole of adjustment seat (12).
4. inspection shaft anti-drop device according to claim 1, it is characterized in that: also comprise the pin buckle (13) for positioning erection column (11), the Qu Zhu (132) that pin buckle (13) comprises right cylinder (131) and is connected with right cylinder (131), right cylinder (131) inserts in erection column (11), and Qu Zhu (132) coordinates the external surface curvature of erection column (11) or adjustment seat (12) and prevents right cylinder (131) from coming off from erection column (11).
5. inspection shaft anti-drop device according to claim 1, it is characterized in that: fall prevention frame (1) is provided with spring (3), the upper end of spring (3) is provided with warning ring (31), warning ring (31), when inspection well cover is lost, is placed in the top of inspection shaft by spring (3).
6. inspection shaft anti-drop device according to claim 5, it is characterized in that: fall prevention frame (1) is provided with claw hook (14), claw hook (14) has two at least and axle center about fall prevention frame (1) circumferentially arranges, and spring (3) is arranged on fall prevention frame (1) by claw hook (14).
7. inspection shaft anti-drop device according to claim 2, it is characterized in that: retainer ring (2) is provided with fracture (200), the two ends of retainer ring (2) are connected with extension adjustment device (4) and are controlled the width of fracture (200) by extension adjustment device (4), extension adjustment device (4) comprises screw rod (41), nut seat (42) and positioning seat (43), positioning seat (43) is fixed on one end of retainer ring (2), nut seat (42) is fixed on the other end of retainer ring (2), screw rod (41) is arranged on nut seat (42), nut seat (42) is provided with screwed hole (421), screw rod (41) coordinates with screwed hole (421), screw rod (41) is provided with small column (411) towards one end of positioning seat (43), positioning seat (43) is provided with the circular groove (431) coordinated with small column (411), the two ends of retainer ring (2) are positioned by the cooperation of small column (411) and circular groove (431) and are controlled the width of fracture (200) by the cooperation of screw rod (41) and nut seat (42).
8. inspection shaft anti-drop device according to claim 7, it is characterized in that: retainer ring (2) comprises the first fan ring (21) being equipped with hole (25), second fan ring (22) and the 3rd fan ring (23), first fan ring (21), second fan ring (22) and the 3rd is fanned ring (23) end to end formation annulus and is arranged on inspection shaft wall, it is hinged that ring (22) fanned by first fan ring (21) and second, it is hinged that ring (23) fanned by second fan ring (22) and the 3rd, first fan ring (21) and the 3rd is fanned ring (23) and is connected by extension adjustment device (4), screw rod (41) and nut seat (42) are arranged on the first fan ring (21), positioning seat (43) is arranged on the 3rd fan ring (23).
9. inspection shaft anti-drop device according to claim 8, it is characterized in that: the two ends of the second fan ring (22) are respectively equipped with locating convex block (201) and detent (202), first fan ring (21) is provided with the detent (202) fan the locating convex block (201) on ring (22) with second and coordinate, and the 3rd fans ring (23) is provided with the locating convex block (201) fanned the detent (202) on ring (22) with second and coordinate.
10. inspection shaft anti-drop device according to claim 1, it is characterized in that: retainer ring (2) is provided with antiskid plate (24), antiskid plate (24) contacts with inspection shaft wall and increases the contact area of retainer ring (2) and inspection shaft wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511017686.6A CN105464138B (en) | 2015-12-29 | 2015-12-29 | Inspection shaft anti-fall device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511017686.6A CN105464138B (en) | 2015-12-29 | 2015-12-29 | Inspection shaft anti-fall device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105464138A true CN105464138A (en) | 2016-04-06 |
| CN105464138B CN105464138B (en) | 2017-08-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511017686.6A Active CN105464138B (en) | 2015-12-29 | 2015-12-29 | Inspection shaft anti-fall device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105464138B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106567409A (en) * | 2016-10-27 | 2017-04-19 | 沈阳建筑大学 | Sewer pipeline well with safety fall-proof measure and design method thereof |
| CN107574839A (en) * | 2017-09-13 | 2018-01-12 | 无锡市交通工程有限公司 | City road inspection shaft structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07207691A (en) * | 1994-01-25 | 1995-08-08 | Taisei Corp | Fall-preventing device for manhole |
| JP2005213834A (en) * | 2004-01-29 | 2005-08-11 | 寛治 ▲魚▼谷 | Fall preventing implement for manhole repairing work |
| CN201116369Y (en) * | 2007-09-29 | 2008-09-17 | 于咏潮 | Well cover caution equipment |
| CN203270626U (en) * | 2013-06-20 | 2013-11-06 | 浙江海天建设集团有限公司 | Anti-falling rotary type inspection well protective cover |
| CN203701148U (en) * | 2013-12-31 | 2014-07-09 | 马淳 | Warning anti-drop inspection well |
| CN204662302U (en) * | 2015-05-08 | 2015-09-23 | 蔡晓程 | Inspection well cover loses automatic warning device |
| CN205296228U (en) * | 2015-12-29 | 2016-06-08 | 李胜利 | Inspection well falling -preventing device |
-
2015
- 2015-12-29 CN CN201511017686.6A patent/CN105464138B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07207691A (en) * | 1994-01-25 | 1995-08-08 | Taisei Corp | Fall-preventing device for manhole |
| JP2005213834A (en) * | 2004-01-29 | 2005-08-11 | 寛治 ▲魚▼谷 | Fall preventing implement for manhole repairing work |
| CN201116369Y (en) * | 2007-09-29 | 2008-09-17 | 于咏潮 | Well cover caution equipment |
| CN203270626U (en) * | 2013-06-20 | 2013-11-06 | 浙江海天建设集团有限公司 | Anti-falling rotary type inspection well protective cover |
| CN203701148U (en) * | 2013-12-31 | 2014-07-09 | 马淳 | Warning anti-drop inspection well |
| CN204662302U (en) * | 2015-05-08 | 2015-09-23 | 蔡晓程 | Inspection well cover loses automatic warning device |
| CN205296228U (en) * | 2015-12-29 | 2016-06-08 | 李胜利 | Inspection well falling -preventing device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106567409A (en) * | 2016-10-27 | 2017-04-19 | 沈阳建筑大学 | Sewer pipeline well with safety fall-proof measure and design method thereof |
| CN107574839A (en) * | 2017-09-13 | 2018-01-12 | 无锡市交通工程有限公司 | City road inspection shaft structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105464138B (en) | 2017-08-11 |
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