CN110158658A - A kind of anti-fall inspection shaft - Google Patents
A kind of anti-fall inspection shaft Download PDFInfo
- Publication number
- CN110158658A CN110158658A CN201910442202.4A CN201910442202A CN110158658A CN 110158658 A CN110158658 A CN 110158658A CN 201910442202 A CN201910442202 A CN 201910442202A CN 110158658 A CN110158658 A CN 110158658A
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- China
- Prior art keywords
- fall
- inspection shaft
- borehole wall
- baffle
- walling crib
- Prior art date
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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)
- Geophysics And Detection Of Objects (AREA)
Abstract
The present invention relates to the technical fields of inspection shaft, it is related to a kind of anti-fall inspection shaft, the well lid being located on walling crib seat including walling crib seat and lid that borehole wall upper end is arranged in, on the borehole wall and it is located at below walling crib seat and circumferentially arranged there are no less than three anti-fall baffles, anti-fall flapper is connected on the borehole wall, it is provided with driving device on the borehole wall and between walling crib seat and anti-fall baffle, driving device includes that sliding along the vertical direction is connected to below walling crib seat and drive rod of the anti-fall baffle on borehole wall one end is arranged in one end.The present invention has the effect that drive rod is moved straight down so that anti-fall baffle is rotated up, and it is collapsed towards borehole wall side, after each anti-fall baffle collapses, so that inspection shaft be opened, service personnel just can enter in inspection shaft and check, after its inspection, then after turning under anti-fall baffle, multiple anti-fall baffles will play anti-fall effect, so as to the anti-fall baffle of relatively simple ground folding and unfolding, and the space in inspection shaft will not be occupied, convenient for safeguarding and maintenance.
Description
Technical field
The present invention relates to the technical fields of inspection shaft, more particularly, to a kind of anti-fall inspection shaft.
Background technique
A lot of underground pipings, such as sewer, underground gas pipeline, water supply pipe, power pipe are had in urban construction
Road, communication conduit, national defence pipeline etc., these pipelines lead to the outlet on ground every a Duan Yaoyou mono-, by pipeline to ground
This section is known as inspection shaft, and catch pit port is usually concordant with ground, it is therefore desirable to which a lid is inspection shaft for the lid of lid inspection shaft
Lid.Inspection well cover is usually made of materials such as reinforced concrete, metal, reinforced plastics, and shape is based on round and rectangular.With inspection shaft
Quantity is increasing, and bring security risk is also more and more, after inspection well cover is stolen or is damaged, loses the basement of inspection well cover
The well accident that pedestrian falls frequent occurrence, pedestrian once fall in inspection shaft, it will cause casualties.
Authorization Notice No. is the Chinese utility model patent of CN204475372U, discloses a kind of anti-fall well lid of inspection shaft, is wrapped
The lid for including well seat and matching with the well seat is equipped with support frame in the inner wall of the well seat, to realize to the lid
The support of body；Fall arrest lid is additionally provided in the well seat, the edge of the fall arrest lid is outward extended with more than two strips；
Groove corresponding with the quantity of the strip is offered on the support frame, the strip of the anti-fall inner cover can fall into described
In groove.After well lid is lost or damages, fall arrest lid can prevent pedestrian from falling down inspection shaft, improve safety.
Prior art among the above has the following deficiencies: and inspection shaft needs periodically to carry out maintenance and repair, overhauls people
Member needs to enter in inspection shaft, therefore fall arrest lid can just must be fully opened inspection shaft after taking out in well seat, and empty in inspection shaft
Between it is smaller, fall arrest lid rotated and takes out inspection shaft be more troublesome, be not easy to maintenance and repair.
Summary of the invention
The object of the present invention is to provide a kind of anti-fall inspection shaft, can the anti-fall baffle of relatively simple ground folding and unfolding, it is convenient for safeguarding with
Maintenance.
Above-mentioned technical purpose of the invention has the technical scheme that a kind of anti-fall inspection shaft, including sets
It sets the walling crib seat and the well lid that is located on walling crib seat of lid in borehole wall upper end, on the borehole wall and is located at below the walling crib seat and circumferentially sets
Be equipped with no less than three anti-fall baffles, the anti-fall flapper is connected on the borehole wall, on the borehole wall and be located at walling crib seat with it is anti-fall
The driving device for driving anti-fall flapper is provided between baffle, the driving device includes that sliding along the vertical direction is connected to
Below walling crib seat and drive rod of the anti-fall baffle on borehole wall one end is arranged in one end.
By using above-mentioned technical proposal, when needing to overhaul inspection shaft, when under service personnel into inspection shaft, drive
It moves drive rod straight down and acts on anti-fall baffle on one end of the borehole wall, anti-fall baffle is round towards walling crib seat at this time
One end at the heart is rotated up, and is collapsed towards borehole wall side, after each anti-fall baffle collapses, so that inspection shaft be opened, is overhauled
Personnel just can enter in inspection shaft and check, after its inspection, after then turning under anti-fall baffle, multiple anti-fall baffles will
Anti-fall effect can be played, so as to the anti-fall baffle of relatively simple ground folding and unfolding, convenient for safeguarding and maintenance.
The further setting of the present invention are as follows: the anti-fall baffle is offered on one end of the borehole wall for drive rod insertion
Mounting groove, the length direction on the inner wall of the mounting groove two sides along anti-fall baffle offer sliding elongated slot, the drive rod
The sliding bar being threaded through in the sliding elongated slot is provided on one end.
By using above-mentioned technical proposal, when drive rod moves straight down, sliding bar will be contradicted in sliding elongated slot
Inner wall on, so that anti-fall baffle be driven to rotate down close to one end of the borehole wall, sliding bar at this time also will be sliding in sliding elongated slot
It is dynamic, and will constantly drive anti-fall flapper.
The further setting of the present invention are as follows: its one end far from the borehole wall is located at described when the anti-fall baffle turns over gathering
Below walling crib seat, the groove for drive rod insertion is offered on the anti-fall baffle.
By using above-mentioned technical proposal, after driving device drives anti-fall flapper, anti-fall baffle will be by after turning over
Gathering summarizes below walling crib seat, and drive rod is embedded in groove, so that being that anti-fall baffle will not account in maintenance
With the space in inspection shaft, service personnel will enter in inspection shaft more conveniently.
The further setting of the present invention are as follows: the driving device further includes being arranged on the borehole wall and being located above anti-fall baffle
Mounting ring, be provided with that slippage slot on mounting ring downside and in a ring, sliding is connected in slippage slot along the vertical direction
One end of drive ring, the drive rod is arranged on the drive ring, and the mounting ring is located on walling crib seat downside, and
The internal diameter of the mounting ring is equal to walling crib seat internal diameter.
By using above-mentioned technical proposal, after service personnel enters in inspection shaft, so that drive ring is vertical in slippage slot
It moves downward, drive ring will will drive each drive rod while move downward, and each anti-fall baffle will be driven to turn over together；
Simultaneously after it will finally turn under anti-fall baffle, anti-fall baffle will drive drive rod to move upwards close to one end of the borehole wall, and most
It is pushed against drive ring on slippage slot slot bottom, position-limiting action can be played to anti-fall baffle.
The further setting of the present invention are as follows: offer linkage slot, the linkage on the mounting ring inner wall radially inward
Slot is connected to slippage slot, and the pedal for stretching out the linkage slot is provided in mounting ring, and the pedal can be along the vertical direction in institute
State sliding in linkage slot.
By using above-mentioned technical proposal, when service personnel is in inspection shaft, can will ride on pedal, by itself
Gravity moves pedal straight down in linkage slot, and pedal will drive drive ring to move downward at this time, anti-convenient for opening
Fall baffle.
The further setting of the present invention are as follows: the fixation kit for fixing the pedal, institute are provided in the mounting ring
Stating fixation kit includes that the support rod being rotatably connected in mounting ring, the one end being provided on pedal upper side and for support rod are embedding
The support slot entered.
By using above-mentioned technical proposal, when service personnel depresses pedal straight down and turns over anti-fall baffle
Afterwards, so that being embedded in one end of support rod in support slot after support rod rotation, work of the anti-fall baffle in self gravity at this time
With it is lower have under the trend turned over, and will drive pedal that there is the trend risen, so that support rod can be embedded in always
In support slot, fixed function is played to anti-fall baffle, easy access personnel overhaul.
The further setting of the present invention are as follows: radially sliding is connected with rotation axis in the mounting ring, and the support rod is set
It sets in the rotation axis, and offers the storage groove for support rod insertion on the mounting ring inner wall.
By using above-mentioned technical proposal, when needing to support pedal, support rod is taken out from storage groove, and rotates and turn
Moving axis is embedded in support rod in support slot afterwards downward；After turning over anti-fall baffle under needs, needs to step on pedal still further below, make
It obtains support rod and is detached from support slot, rotary supporting rod works as its pairing storage groove at this time, and slides rotation axis again, and support rod is embedded in
Into storage groove, it will be able to so that support rod will not occupy the space in inspection shaft.
The further setting of the present invention are as follows: the anti-fall baffle offers locking hole, the locking far from one end of the borehole wall
Hole internal screw thread, which is connected with, tightens column, it is described tighten column top axial and fix and circumferentially rotate be connected with lock post, multiple locks
Locking rope is only equipped on column.
By using above-mentioned technical proposal, after turning under anti-fall baffle, anti-fall baffle will be in same plane, at this time
After locking rope is threaded through in lock post, turns and tighten after column moves downward it, it will so that lock post gradually gos deep into locking
Hole, locking rope will be pushed against on locking hole inner wall, and locking rope can play the effect that multiple anti-fall baffles are played with linkage locking
Fruit improves connective stability.
The further setting of the present invention are as follows: the lock post is provided with briquetting, the lock far from described one end for tightening column
Only hole upper end offers the deep gouge for briquetting insertion, and the deep gouge inner wall offers the recessing groove for the insertion of locking rope.
By using above-mentioned technical proposal, when tightening column lock post being driven to move downward, locking rope will be embedded in and allow
In the slot of position, and briquetting will be embedded in deep gouge, and finally enabling to anti-fall baffle upper side is not in protrusion, be reduced
A possibility that personnel impinge upon on protrusion after falling.
The further setting of the present invention are as follows: one end is provided on the downside of the anti-fall baffle for contradicting the reinforcement on the borehole wall
Rib.
By using above-mentioned technical proposal, after turning under anti-fall baffle, strengthening rib strip will be contradicted on the borehole wall, Neng Gouti
The load-bearing capacity of high anti-fall baffle entirety.
In conclusion advantageous effects of the invention are as follows:
1. under service personnel into inspection shaft after, make drive rod that anti-fall baffle be driven to turn over by stepping on pedal, anti-fall baffle will
It can be collapsed below walling crib seat, and pedal is fixed by rotary supporting rod, inspection shaft is in the open state at this time, and
Anti-fall baffle will not occupy the space in inspection shaft, and service personnel will enter more conveniently, convenient for safeguarding and maintenance；
2. stepping on pedal downwards after having overhauled, so that support rod is detached from support slot, then make after being turned under anti-fall baffle, and
After lock post is produced, locking rope is passed through into each lock post, and tighten column and briquetting is embedded in deep gouge, if at this time
When having junk on anti-fall baffle, drive ring will be pushed against slippage slot slot bottom, play a supporting role, when in pipeline exhaust gas or
When waste water is excessive, it will passed through by the gap between anti-fall baffle, while locking rope can play the effect of linkage locking；
3. mounting ring is installed as a whole with anti-fall baffle, it is without the use of bracket, saves cost, and integral installation is under walling crib seat
Side, it is also more convenient in disassembly, the borehole wall will not be damaged, reduce a possibility that artificially causing inspection shaft run-down.
4., if falling, not will lead to entire anti-fall lid blocking pipeline compared with whole anti-fall well lid, being divided into more
After a anti-fall baffle, even if falling, a possibility that anti-fall baffle blocking pipeline, is greatly reduced.
Detailed description of the invention
Fig. 1 is schematic diagram of internal structure of the invention；
Fig. 2 is the cross-sectional view of mounting ring, for showing drive ring；
Fig. 3 is the connection relationship diagram between anti-fall baffle and drive rod；
Fig. 4 is the cross-sectional view of anti-fall baffle；
Fig. 5 is the portion A enlarged drawing in Fig. 4, for showing lock post and tightening the connection relationship diagram between column；
Fig. 6 is schematic diagram when anti-fall baffle collapses below walling crib seat.
Appended drawing reference: 100, walling crib seat；110, well lid；121, anti-fall baffle；122, strengthening rib strip；130, driving device；
131, drive rod；132, mounting ring；133, slippage slot；134, drive ring；135, mounting groove；136, elongated slot is slid；137, it slides
Bar；138, groove；140, link slot；141, pedal；142, support slot；143, fixation kit；144, support rod；145, it rotates
Axis；146, anti-drop block；147, storage groove；150, locking hole；151, column is tightened；152, lock post；153, bull stick；154, turn hole；
155, bulge loop；156, annular groove is rotated；160, locking rope；161, briquetting；162, deep gouge；163, recessing groove.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
A kind of anti-fall inspection shaft, referring to Fig.1, the walling crib seat 100 including being mounted on borehole wall upper end, 100 upper cover of walling crib seat are equipped with
Well lid 110 on the borehole wall and is located at that 100 lower section of walling crib seat is circumferentially arranged no less than three anti-fall baffles 121, sets in this example
There are five anti-fall baffle 121, anti-fall baffle 121 is rotatably connected on the borehole wall.
Referring to Fig.1, Fig. 2, Fig. 3, be provided on the borehole wall and between walling crib seat 100 and anti-fall baffle 121 drive it is anti-fall
The driving device 130 that baffle 121 rotates, driving device 130 include drive rod 131, mounting ring 132, slippage slot 133, drive ring
134, mounting ring 132 is cast on the borehole wall and is located at anti-fall 121 top of baffle, and mounting ring 132 is located at 100 downside of walling crib seat
On, slippage slot 133 is provided on the downside of mounting ring 132, and slippage slot 133 is in a ring, and drive ring 134 is embedded in slippage slot
In 133, and sliding is connected in it along the vertical direction, and drive rod 131 and anti-fall baffle 121 correspond, and drive rod 131
One end is welded on drive ring 134, and anti-fall baffle 121 is arranged in far from the borehole wall far from one end of drive ring 134 in drive rod 131
On one end.Anti-fall baffle 121 offers the mounting groove 135 being embedded in for drive rod 131, and mounting groove on one end of the borehole wall
Length direction on the inner wall of 135 two sides along anti-fall baffle 121 offers sliding elongated slot 136, is arranged on one end of drive rod 131
There is the sliding bar 137 being threaded through in sliding elongated slot 136, and offers the groove being embedded in for drive rod 131 on anti-fall baffle 121
138.Referring to Fig. 6, when drive rod 131 moves straight down, sliding bar 137 will slide in sliding elongated slot 136, slide at this time
Moving bar 137 will drive anti-fall baffle 121 to turn over, and finally make its one end far from the borehole wall be located at 100 lower section of walling crib seat, do not account for
With space in inspection shaft, while drive rod 131 will be embedded in groove 138.
Referring to Fig. 2, linkage slot 140, linkage slot 140 and slippage slot 133 are offered on 132 inner wall of mounting ring radially inward
Connection there are two linkage slot 140 symmetrically opens up in mounting ring 132, while being welded with stretching linkage slot in mounting ring 132
140 pedal 141, pedal 141 can slide in linkage slot 140 along the vertical direction.It is provided in mounting ring 132 and is stepped on for fixation
The fixation kit 143 of plate 141, fixation kit 143 include support rod 144, support slot 142, and support rod 144 is rotatably connected on installation
On ring 132, radially sliding is connected with rotation axis 145 in mounting ring 132, is provided with anti-drop block on one end of rotation axis 145
146, rotation axis 145 can also circumferentially rotate.The shaft of support rod 144 is welded in rotation axis 145, while 132 inner wall of mounting ring
On to offer the storage groove 147(being embedded in for support rod 144 as shown in Figure 6), one for support rod 144 is offered on pedal 141
Hold the support slot 142 of insertion.
After driving 141 slide downward of pedal, it will drive drive ring 134 to move straight down, so that anti-fall gear
Plate 121 turns over, and after pedal 141 is slid into bottom, at this time takes out support rod 144 from storage groove 147, and rotation axis 145 will
It can radially be slided in mounting ring 132, anti-drop block 146 will prevent its abjection, and subsequent rotary supporting rod 144 makes its a pile
It is directed at support slot 142, then unclamps pedal 141, what anti-fall baffle 121 turned under having under the effect of gravity at this time becomes
Gesture, and will drive pedal 141 that there is the trend risen, so that support rod 144 can be embedded in always support slot 142
In, fixed function is played to anti-fall baffle 121, easy access personnel overhaul.When turning over anti-fall baffle 121 under needs, then
It is secondary that so that pedal 141 moves downward, support rod 144 will be detached from support slot 142 at this time, be just able to rotate support rod 144 and by its
It is embedded in storage groove 147, unclamping the anti-fall baffle 121 of pedal 141 will turn over down, or be moved under anti-fall baffle 121 by hand
It turns over, one end is wholely set on the downside of anti-fall baffle 121 for contradicting the strengthening rib strip 122 on the borehole wall, strengthening rib strip 122 can
Conflict improves support effect on the borehole wall.
Referring to Fig. 4, Fig. 5, anti-fall baffle 121 offers locking hole 150,150 internal screw thread of locking hole far from one end of the borehole wall
It is connected with and tightens column 151, tighten 151 top axial of column and fix and circumferentially rotate and be connected with lock post 152, tighten 151 upper end of column
It has been wholely set bull stick 153, the turn hole 154 penetrated for bull stick 153 has been offered in lock post 152, and be wholely set on bull stick 153
There is bulge loop 155, while offering the rotation annular groove 156 being embedded in for bulge loop 155 on 154 inner wall of turn hole, lock post when processing and fabricating
152 split settings, two halves lock post 152 are mutually spliced to form entirety, and bulge loop 155 just can be made to be embedded in rotation annular groove 156.
Locking rope 160 is equipped in multiple lock posts 152, lock post 152 has been wholely set briquetting 161 far from the one end for tightening column 151,
150 upper end of locking hole offers the deep gouge 162 being embedded in for briquetting 161, offers on 162 inner wall of deep gouge and is embedded in for locking rope 160
Recessing groove 163.
After turning under anti-fall baffle 121, there are gap between adjacent anti-fall baffle 121, gap maximum width is not more than
8cm, at the same five anti-fall baffles 121 far between one end of the borehole wall there are gap, this gap allow service personnel by hand or
Person's tool extends to anti-fall 121 downside of baffle, tightens column 151 by rotation and lock post 152 is deepened continuously locking hole 150
In, it is embedded in briquetting 161 in deep gouge 162, and locking rope 160 is embedded in recessing groove 163, so that anti-fall baffle
121 upper surfaces keep smooth, reduce pendant well personnel secondary injury.When anti-fall baffle 121 is by top-down active force, reinforce
Rib 122 contradicts on the borehole wall and simultaneously that drive ring 134 will be pushed against on 133 slot bottom of slippage slot, has preferable support effect
Fruit, when the exhaust gas or excessive waste water in pipeline, it will passed through by the gap between anti-fall baffle 121, while locking rope
160 can play the effect of linkage locking.
The implementation principle of the present embodiment are as follows: when service personnel is in inspection shaft, can locking rope 160 be cut or be unscrewed
Column 151 is tightened, so that the disengaging lock post 152 of locking rope 160 can be by stepping on after releasing the linkage locking between anti-fall baffle 121
Or other modes drive pedal 141 to move straight down, it will drive drive rod 131 to move straight down, then to prevent
Pendant baffle 121 turns over, and drive rod 131 is embedded in groove 138, and the anti-fall baffle 121 after gathering will be incorporated in walling crib seat
100 lower sections, are not take up inspection shaft space.
Pedal 141 is in linkage 140 bottom of slot at this time, can take out support rod 144 from storage groove 147, and rotate branch
Strut 144 makes one end be directed at support slot 142, unclamps after pedal 141 that anti-fall baffle 121 is under the effect of gravity at this time
The trend turned under having, and will drive pedal 141 that there is the trend risen, so that support rod 144 can be embedded in always
In support slot 142, fixed function is played to anti-fall baffle 121, easy access personnel overhaul.
After maintenance, move downward pedal 141, support rod 144 will be detached from support slot 142 at this time, just
It is able to rotate support rod 144 and is embedded into storage groove 147, unclamping the anti-fall baffle 121 of pedal 141 will turn over down, Huo Zhetong
It receives and distributes to move and be turned under anti-fall baffle 121, drive ring 134 will be pushed against on 133 slot bottom of slippage slot, then wear locking rope 160
Each lock post 152 is crossed, and tightens column 151 and locking rope 160 is embedded in recessing groove 163 by briquetting 161, is played pair
The linkage locking effect of anti-fall baffle 121.Compared with prior art, such anti-fall inspection shaft being capable of the anti-fall gear of relatively simple ground folding and unfolding
Plate 121, and the space in inspection shaft will not be occupied, convenient for safeguarding and maintenance.
The embodiment of present embodiment is presently preferred embodiments of the present invention, not limits protection of the invention according to this
Range, therefore: the equivalence changes that all structures under this invention, shape, principle are done, should all be covered by protection scope of the present invention it
It is interior.
Claims (10)
1. a kind of anti-fall inspection shaft, walling crib seat (100) and lid including borehole wall upper end is arranged in are located at the well lid on walling crib seat (100)
(110), it is characterised in that: on the borehole wall and be located at and circumferentially arranged below the walling crib seat (100) have no less than three anti-fall gears
Plate (121), the anti-fall baffle (121) are rotatably connected on the borehole wall, on the borehole wall and are located at walling crib seat (100) and anti-fall baffle
(121) driving device (130) for driving anti-fall baffle (121) to rotate is provided between, the driving device (130) includes along perpendicular
Histogram is connected to driving of below walling crib seat (100) and one end setting in anti-fall baffle (121) on borehole wall one end to sliding
Bar (131).
2. a kind of anti-fall inspection shaft according to claim 1, it is characterised in that: the anti-fall baffle (121) is close to the borehole wall
The mounting groove (135) for drive rod (131) insertion is offered on one end, along anti-fall on the inner wall of mounting groove (135) two sides
The length direction of baffle (121) offers sliding elongated slot (136), is provided on one end of the drive rod (131) and is threaded through institute
State the sliding bar (137) in sliding elongated slot (136).
3. a kind of anti-fall inspection shaft according to claim 2, it is characterised in that: when the anti-fall baffle (121) turns over gathering
When its one end far from the borehole wall be located at below the walling crib seat (100), offered on the anti-fall baffle (121) for the driving
The groove (138) of bar (131) insertion.
4. a kind of anti-fall inspection shaft according to claim 3, it is characterised in that: the driving device (130) further includes setting
On the borehole wall and be located above anti-fall baffle (121) mounting ring (132), be provided on mounting ring (132) downside and in ring
The slippage slot (133) of shape slides the drive ring (134) being connected in slippage slot (133), the drive rod along the vertical direction
(131) one end is arranged on the drive ring (134), and the mounting ring (132) is located at walling crib seat (100) downside
On, and the internal diameter of the mounting ring (132) is equal to walling crib seat (100) internal diameter.
5. a kind of anti-fall inspection shaft according to claim 4, it is characterised in that: on mounting ring (132) inner wall radially
Linkage slot (140) is inwardly offered, the linkage slot (140) is connected to slippage slot (133), and is provided in mounting ring (132)
The pedal (141) of linkage slot (140) is stretched out, the pedal (141) can be sliding in the linkage slot (140) along the vertical direction
It is dynamic.
6. a kind of anti-fall inspection shaft according to claim 5, it is characterised in that: be provided with and be used on the mounting ring (132)
The fixation kit (143) of the fixed pedal (141), the fixation kit (143) include being rotatably connected on mounting ring (132)
Support rod (144), be provided on pedal (141) upper side and for one end of support rod (144) insertion support slot (142).
7. a kind of anti-fall inspection shaft according to claim 6, it is characterised in that: radially slid on the mounting ring (132)
It is connected with rotation axis (145), the support rod (144) is arranged on the rotation axis (145), and in the mounting ring (132)
The storage groove (147) for the support rod (144) insertion is offered on wall.
8. a kind of anti-fall inspection shaft according to claim 6, it is characterised in that: the anti-fall baffle (121) is far from the borehole wall
One end offers locking hole (150), and locking hole (150) internal screw thread, which is connected with, to be tightened column (151), described to tighten column (151)
Top axial is fixed and is circumferentially rotated and is connected with lock post (152), is equipped with locking rope on multiple lock posts (152)
(160).
9. a kind of anti-fall inspection shaft according to claim 8, it is characterised in that: the lock post (152) is tightened far from described
One end of column (151) is provided with briquetting (161), and locking hole (150) upper end offers the deep gouge for briquetting (161) insertion
(162), deep gouge (162) inner wall offers the recessing groove (163) for locking rope (160) insertion.
10. a kind of anti-fall inspection shaft according to claim 6 or 9, it is characterised in that: set on the downside of the anti-fall baffle (121)
One end is equipped with for contradicting the strengthening rib strip (122) on the borehole wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910442202.4A CN110158658B (en) | 2019-05-24 | 2019-05-24 | Anti-falling inspection well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910442202.4A CN110158658B (en) | 2019-05-24 | 2019-05-24 | Anti-falling inspection well |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110158658A true CN110158658A (en) | 2019-08-23 |
| CN110158658B CN110158658B (en) | 2020-12-15 |
Family
ID=67632760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910442202.4A Active CN110158658B (en) | 2019-05-24 | 2019-05-24 | Anti-falling inspection well |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110158658B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20200385973A1 (en) * | 2016-02-15 | 2020-12-10 | Infiltrator Water Technologies, Llc | Safety grating for riser of a septic tank |
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|---|---|---|---|---|
| JPH07166566A (en) * | 1993-04-26 | 1995-06-27 | Asahi Glass Matetsukusu Kk | Protective suspension inner cover for vertical shaft manhole |
| SE9503663L (en) * | 1994-02-03 | 1995-10-19 | Isp Innovation Ab | Fall protection device for wells |
| KR101566452B1 (en) * | 2015-01-30 | 2015-11-05 | 대한민국 | Falling safety device for vertical hole |
| CN207436101U (en) * | 2017-09-18 | 2018-06-01 | 陈碧璐 | A kind of theft-proof falling-poof falls car lane work about electric power well lid |
| CN108222070A (en) * | 2017-12-29 | 2018-06-29 | 曹先锋 | Inspection shaft Special falling safety supporting device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20200385973A1 (en) * | 2016-02-15 | 2020-12-10 | Infiltrator Water Technologies, Llc | Safety grating for riser of a septic tank |
| US11725361B2 (en) * | 2016-02-15 | 2023-08-15 | Infiltrator Water Technologies, Llc | Safety grating for riser of a septic tank |
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