CN108222705A - Manhole locking device - Google Patents
Manhole locking device Download PDFInfo
- Publication number
- CN108222705A CN108222705A CN201611190645.1A CN201611190645A CN108222705A CN 108222705 A CN108222705 A CN 108222705A CN 201611190645 A CN201611190645 A CN 201611190645A CN 108222705 A CN108222705 A CN 108222705A
- Authority
- CN
- China
- Prior art keywords
- manhole
- support plate
- main support
- straight slot
- locking device
- 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
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B67/00—Padlocks; Details thereof
- E05B67/38—Auxiliary or protective devices
- E05B67/383—Staples or the like for padlocks; Lock slings; Arrangements on locks to cooperate with padlocks
Landscapes
- Sewage (AREA)
Abstract
A kind of manhole locking device provided by the invention, including main support plate, the first lock part and the second lock part.The length of main support plate is more than the diameter of manhole, and the first end of main support plate offers the first straight slot, and the second end of main support plate offers the second straight slot.First lock part passes through the first slot on the end face of the first straight slot and manhole, the first end of main support plate is fixed on the end face of manhole.Second lock part passes through the second slot on the end face of the second straight slot and manhole, the second end of main support plate is fixed on the end face of manhole.Therefore, manhole locking device provided by the invention easy can block the container with manhole, be applicable to different-diameter and the manhole of end surface thickness, and operation is time saving and energy saving.And caveat is coordinated to prompt, it prevents non-working person from entering manhole and causes danger, improve the safety of manhole operation.
Description
Technical field
The present embodiments relate to manhole technical field of safety protection more particularly to a kind of manhole locking devices.
Background technology
In the fields such as petrochemical industry, a variety of containers with manhole, such as row road, boiler and lower water are often used
Pipe etc..Operating personnel, which can be entered by manhole in container, to carry out the operation such as overhauling.When operating personnel carry out operation in container,
Manhole would generally be blocked, so that restricted clearance is isolated from the outside inside container, prevent layman from being generated after entering container
Security risk.
In the prior art, the mode blocked to the manhole on the container of construction site is usually：It is used by operating personnel
Common chain or iron wire are penetrated in the bolt hole on manhole end face, and are wound in after " ten " font, then two by chain or iron wire
End is lockked with tapered end, and tagout of the suspension with caveat on tapered end, is realized block manhole and is given the purpose of warning.
However, when being blocked in the prior art to container manhole, must have been manually done winding to chain and iron wire and
Suspension to caveat tagout, it is complicated for operation, it is time-consuming and laborious.
Invention content
Manhole locking device provided by the invention easy can block the container with manhole, be applicable to not
With diameter and the manhole of section thickness, operation is time saving and energy saving.And caveat is coordinated to prompt, prevent non-working person from entering manhole hair
It is raw dangerous, improve the safety of manhole operation.
The present invention provides a kind of manhole locking device, including main support plate, the first lock part and the second lock part.
The length of main support plate is more than the diameter of manhole, and the first end of main support plate offers the first straight slot, and the second of main support plate
End offers the second straight slot.
First lock part passes through the first slot on the end face of the first straight slot and manhole, the first end of main support plate to be consolidated
It is scheduled on the end face of manhole.
Second lock part passes through the second slot on the end face of the second straight slot and manhole, the second end of main support plate to be consolidated
It is scheduled on the end face of manhole.
Manhole locking device provided by the invention is coordinated by main support plate and auxiliary support plate, utilizes the first lock part and second
Main support plate and auxiliary support plate are fixed on manhole end face by lock part, and the container with manhole is blocked, and operation is time saving and energy saving.
It is set by the through-hole on the first straight slot, the second straight slot and plug division, ensures that the manhole locking device is suitable for different-diameter,
The manhole of different end surface thickness.It is prompted by Warning board, prevents non-working person from entering manhole and cause danger, improved manhole and make
The safety of industry.
Description of the drawings
Fig. 1 is the structure diagram of manhole locking device provided in an embodiment of the present invention；
Fig. 2 is the main branch plate structure schematic diagram of manhole locking device provided in an embodiment of the present invention；
Fig. 3 is the structure diagram of the auxiliary support plate of manhole locking device provided in an embodiment of the present invention；
Fig. 4 is the structural representation of the first lock part (the second lock part) of manhole locking device provided in an embodiment of the present invention
Figure；
Fig. 5 is the side view of the warning label of manhole locking device provided in an embodiment of the present invention；
Fig. 6 is the structure diagram of manhole locking device provided in an embodiment of the present invention for being fixed on manhole end face；
Fig. 7 is the side view of manhole locking device provided in an embodiment of the present invention for being fixed on manhole end face.
Reference sign：
The main support plates of 1-；The first lock parts of 2-；The second lock parts of 3-；
4- manholes；5- locksets；6- assists support plate；
7- alerts label；8- fixing bolts；The first straight slots of 11-；
The second straight slots of 12-；The first mounting holes of 13-；21- plug divisions；
22- clamping joints；The first slots of 41-；The second slots of 42-；
The second mounting holes of 61-；71- bolt card slots；211- through-holes.
Specific embodiment
Fig. 1 is the structure diagram of manhole locking device provided in an embodiment of the present invention, and Fig. 2 is that the embodiment of the present invention provides
Manhole locking device main branch plate structure schematic diagram, Fig. 3 is the auxiliary branch of manhole locking device provided in an embodiment of the present invention
The structure diagram of plate, Fig. 4 are the first lock parts (the second lock part) of manhole locking device provided in an embodiment of the present invention
Structure diagram, Fig. 5 are the side views of the warning label of manhole locking device provided in an embodiment of the present invention, and Fig. 6 is the present invention
The structure diagram for the manhole locking device for being fixed on manhole end face that embodiment provides, Fig. 7 is provided in an embodiment of the present invention
It is fixed on the side view of the manhole locking device of manhole end face.
As shown in Fig. 1-Fig. 7, a kind of manhole locking device provided by the invention, including main support plate 1,2 and of the first lock part
Second lock part 3.
The length of main support plate 1 is more than the diameter of manhole 4, and the first end of main support plate 1 offers the first straight slot 11, main support plate 1
Second end offer the second straight slot 12.
First lock part 2 passes through the first slot 41 on the end face of the first straight slot 11 and manhole 4, to by main support plate 1
First end is fixed on the end face of manhole 4.
Second lock part 3 passes through the second slot 42 on the end face of the second straight slot 12 and manhole 4, to by main support plate 1
Second end is fixed on the end face of manhole 4.
It should be noted that in manhole locking device provided by the invention, by the way that main support plate 1 is fixed on 4 end face of manhole,
Ensure the block of manhole 4, prevent non-working person from entering manhole 4 and cause danger.Wherein pass through the first lock part 2 and second respectively
The first end and second end of main support plate 1 is fixed on the end face of manhole 4 by lock part 3.
In the present embodiment, 4 end face of manhole has the first slot 41 and the second slot 42.In practical applications, 4 end of manhole
Multiple slots identical with the first slot 41 and 42 structure of the second slot on face can be set, 4 end face of manhole is fixed on for main support plate 1
Different location, meet actual needs.
Preferably, the first straight slot 11 is multiple, and along the axial spaced set of main support plate 1.
It should be noted that the first straight slot 11 is multiple and along the axial spaced set of main support plate 1, which can expire
The manhole 4 that the main support plate 1 of foot is suitable for different-diameter blocks.At the construction field (site), the type and size of the container with manhole 4
Differ so that the diameter dimension of manhole 4 is not of uniform size on each container, in order to enable manhole locking device tool is with general
Property, i.e. the manhole locking device can adapt to the container manhole 4 of block sizes size, consequently facilitating operation.When manhole 4 is straight
When diameter is larger, the first lock part 2 can be passed through in the first straight slot 11 of main 1 end of support plate.And when diameter is smaller, it can incite somebody to action
First lock part 2 is through away from the first straight slot 11 of main 1 end of support plate.
Preferably, the second straight slot 12 is the elongate slots axially set along main support plate 1.
It should be noted that the first straight slot 11 is set as multiple, and the second straight slot 12 is the length axially set along main support plate 1
Shape slot in installation process, installs the first straight slot 11 and the first lock part 2, the first lock part 2 is made to play the work(of pre-determined bit first
Can, the second straight slot 12 and the second lock part 3 are then installed, wherein the second lock part 3 can be slided along the second straight slot 12, so as to adjust
Save the position of the second lock part 3, ensure main support plate 1 it is firm be installed on 4 surface of manhole.
Preferably, the first lock part 2 and the second lock part 3 include plug division 21 and clamping joint 22, and clamping joint 22 is fixed
In one end of plug division 21, the other end of plug division 21 is used for across the first straight slot 11 or the second straight slot 12, and clamping joint 22 is hanging down
Directly it is more than the internal diameter of corresponding first straight slot, 11 or second straight slot 12 in the minimum dimension of 4 axial direction of manhole.
It should be noted that the first lock part 2 and the second lock part 3 are made of plug division 21 and clamping joint 22, clamping
First 22 are fixed on one end of plug division 21.The other end of plug division 21 may pass through in the first straight slot 11 or the second straight slot 12, pass through
Fixed function is played plug division 21 to main support plate 1.And the minimum dimension perpendicular to 4 axial direction of manhole of clamping joint 22 be more than pair
The first straight slot 11 or the internal diameter of the second straight slot 12 answered can prevent the first lock part 2 or the second lock part 3 across the first straight slot
11 or 12 retrolisthesis of the second straight slot.
Preferably, plug division 21 is equipped with multiple through-holes 211 arranged along plugging direction.
Preferably, manhole locking device further includes lockset 5, and lockset 5 is hung in through-hole 211.
It should be noted that as previously mentioned, the type of container and size differ at the construction field (site) so that each container
The diameter dimension of upper manhole 4 is not of uniform size, and diameter dimension 4 end surface thickness of manhole not of uniform size also differs.Therefore, it is full
The manhole 4 of foot difference end surface thickness, sets multiple through-holes 211 arranged along plugging direction on the plug division 21.Ensure the grafting
Portion 21 may pass through the first straight slot 11 or the second straight slot 12, and through-hole 211 is made to be located at outside the first straight slot 11 or the second straight slot 12.This is logical
It can ensure locking effect by setting lockset 5 in hole 211.
The lockset 5 preferably lock safe to use by adding security password, ensures that safety can be opened by only having staff
Lock, into manhole 4.
Preferably, auxiliary support plate 6 is further included, assists support plate 6 and main support plate 1 in the same plane, assists in support plate 6
The stage casing connection of Duan Yuzhu support plates 1, and assist support plate 6 and main support plate 1 arranged in a crossed manner.
Preferably, fixing bolt 8 is further included, main 1 middle part of support plate offers multiple the first peaces axially set along main support plate 1
Hole 13 is filled, 6 middle part of auxiliary support plate offers the second mounting hole 61, and fixing bolt 8 passes through the first mounting hole 13 and the second mounting hole
61, main support plate 1 and auxiliary support plate 6 to be connected.
It should be noted that the manhole locking device further includes auxiliary support plate 6, the stage casing of support plate 6 and main support plate 1 is assisted to lead to
It crosses fixing bolt 8 to connect, the two is arranged in a crossed manner, improves isolation effect, prevents non-working person from entering.Wherein on main support plate 1
It equipped with multiple the first mounting holes 13 axially set, assists offering the second mounting hole 61 on support plate 6, fixing bolt 8 passes through the
Main support plate 1 is fixedly connected by one mounting hole 13 with the second mounting hole 61 with auxiliary support plate 6.By the second mounting hole 61 of adjusting and not
The connection of the first same mounting hole 13, adjustable auxiliary support plate 6 are fixed on the position on main support plate 1, adapt to the envelope of different manholes 4
Lock.
Preferably, manhole locking device further includes the warning label 7 for marking caveat, is set in the middle part of warning label
Be equipped with bolt card slot 71, be mutually clamped by bolt card slot 71 and fixing bolt 8, warning label 7 can fixing bolt 8 outer wall
On.
It should be noted that being additionally provided with warning label 7 on main support plate 1, warning label 7 is connected to the outer of fixing bolt 8
Wall can mark caveat on warning label 7, remind non-working person's No Admittance or please don't be close, to avoid danger.
Preferably, main support plate 1 and auxiliary 6 shape of support plate angle in 90 °.
It should be noted that main support plate 1 and auxiliary support plate 6 are arranged in a crossed manner, the two angle is preferably 90 °, i.e., the two can shape
Into " cross " structure, the set-up mode is more firm, and main support plate 1 or auxiliary support plate 6 can be prevented to be broken under external force, carried
The high manhole locking device inherently safe degree.
Manhole locking device provided by the invention is coordinated by main support plate 1 and auxiliary support plate 6, utilizes 2 He of the first lock part
Main support plate 1 and auxiliary support plate 6 are fixed on 4 end face of manhole by the second lock part 3, and the container with manhole 4 is blocked, and are operated
It is time saving and energy saving.It is set by the through-hole 211 on the first straight slot 11, the second straight slot 12 and plug division 21, ensures that the manhole is locked
Device is suitable for different-diameter, the manhole 4 of different end surface thickness.It is prompted by Warning board, prevents non-working person from entering people
Hole 4 is caused danger, and improves the safety of 4 operation of manhole.
Finally it should be noted that：The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe is described in detail the present invention with reference to foregoing embodiments, it will be understood by those of ordinary skill in the art that：Its according to
Can so modify to the technical solution recorded in foregoing embodiments either to which part or all technical features into
Row equivalent replacement；And these modifications or replacement, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (10)
1. a kind of manhole locking device, which is characterized in that including main support plate, the first lock part and the second lock part；
The length of the main support plate is more than the diameter of manhole, and the first end of the main support plate offers the first straight slot, the main branch
The second end of plate offers the second straight slot；
First lock part passes through the first slot on the end face of first straight slot and the manhole, to by the main branch
The first end of plate is fixed on the end face of the manhole；
Second lock part passes through the second slot on the end face of second straight slot and the manhole, to by the main branch
The second end of plate is fixed on the end face of the manhole.
2. manhole locking device according to claim 1, which is characterized in that first straight slot is multiple, and along described
The axial spaced set of main support plate.
3. manhole locking device according to claim 1, which is characterized in that second straight slot is along the main branch board shaft
To the elongate slots of setting.
4. according to claim 1-3 any one of them manhole locking devices, which is characterized in that first lock part and described
Second lock part includes plug division and clamping joint, and the clamping joint is installed in one end of the plug division, the plug division
The other end is used for across first straight slot or second straight slot, and the clamping joint is perpendicular to the manhole axial direction
Minimum dimension is more than the internal diameter of corresponding first straight slot or second straight slot.
5. according to claim 1-3 any one of them manhole locking devices, which is characterized in that the plug division is equipped with multiple
The through-hole arranged along plugging direction.
6. according to claim 1-5 any one of them manhole locking devices, which is characterized in that the manhole locking device also wraps
Lockset is included, the lockset is hung in the through-hole.
7. according to claim 1-5 any one of them manhole locking devices, which is characterized in that auxiliary support plate is further included, it is described
Assist support plate and the main support plate in the same plane, the stage casing of the auxiliary support plate is connect with the stage casing of the main support plate,
And the auxiliary support plate and the main support plate are arranged in a crossed manner.
8. manhole locking device according to claim 7, which is characterized in that fixing bolt is further included, in the main support plate
Portion offers multiple the first mounting holes axially set along the main support plate, and the second installation is offered in the middle part of the auxiliary support plate
Hole, the fixing bolt pass through first mounting hole and second mounting hole, to by the main support plate and the auxiliary
Support plate connects.
9. manhole locking device according to claim 8, which is characterized in that the manhole locking device further includes to mark
Remember the warning label of caveat, the warning label is connected on the outer wall of the fixing bolt.
10. according to claim 7-9 any one of them manhole locking devices, which is characterized in that the main support plate and described auxiliary
Help support plate shape angle in 90 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611190645.1A CN108222705A (en) | 2016-12-21 | 2016-12-21 | Manhole locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611190645.1A CN108222705A (en) | 2016-12-21 | 2016-12-21 | Manhole locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108222705A true CN108222705A (en) | 2018-06-29 |
Family
ID=62650936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611190645.1A Pending CN108222705A (en) | 2016-12-21 | 2016-12-21 | Manhole locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108222705A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114013854A (en) * | 2021-11-05 | 2022-02-08 | 陕煤集团榆林化学有限责任公司 | Container manhole lock and using method thereof |
| CN114572576A (en) * | 2020-12-02 | 2022-06-03 | 中国石油化工股份有限公司 | Scalable manhole locker and scalable intelligent manhole locker |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2399491Y (en) * | 1999-12-09 | 2000-10-04 | 曲兆升 | Manhole cover locking mechanism and key thereof |
| CN2400502Y (en) * | 2000-01-06 | 2000-10-11 | 彭峰 | Internal cover with puzzle lock for manhole |
| JP2000303486A (en) * | 1999-04-23 | 2000-10-31 | Haneda Hume Pipe Co Ltd | Locking device of manhole cover |
| WO2005093168A1 (en) * | 2004-03-26 | 2005-10-06 | Jens Skov | Fall-prevention device intended to prevent the unhindered fall of people into a corrugated well shaft. |
| JP2007016510A (en) * | 2005-07-08 | 2007-01-25 | Hanex Road:Kk | Temporary cover for manhole |
| JP2012041735A (en) * | 2010-08-19 | 2012-03-01 | Able Hosho Inc | Lock device of entrance door |
| CN202831884U (en) * | 2012-09-18 | 2013-03-27 | 中国石油天然气股份有限公司 | Adjustable manhole security isolation lockset |
| CN204703644U (en) * | 2015-06-18 | 2015-10-14 | 国家电网公司 | Block assembly |
| CN206458192U (en) * | 2016-12-21 | 2017-09-01 | 中国石油天然气股份有限公司 | Manhole locking device |
-
2016
- 2016-12-21 CN CN201611190645.1A patent/CN108222705A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000303486A (en) * | 1999-04-23 | 2000-10-31 | Haneda Hume Pipe Co Ltd | Locking device of manhole cover |
| CN2399491Y (en) * | 1999-12-09 | 2000-10-04 | 曲兆升 | Manhole cover locking mechanism and key thereof |
| CN2400502Y (en) * | 2000-01-06 | 2000-10-11 | 彭峰 | Internal cover with puzzle lock for manhole |
| WO2005093168A1 (en) * | 2004-03-26 | 2005-10-06 | Jens Skov | Fall-prevention device intended to prevent the unhindered fall of people into a corrugated well shaft. |
| JP2007016510A (en) * | 2005-07-08 | 2007-01-25 | Hanex Road:Kk | Temporary cover for manhole |
| JP2012041735A (en) * | 2010-08-19 | 2012-03-01 | Able Hosho Inc | Lock device of entrance door |
| CN202831884U (en) * | 2012-09-18 | 2013-03-27 | 中国石油天然气股份有限公司 | Adjustable manhole security isolation lockset |
| CN204703644U (en) * | 2015-06-18 | 2015-10-14 | 国家电网公司 | Block assembly |
| CN206458192U (en) * | 2016-12-21 | 2017-09-01 | 中国石油天然气股份有限公司 | Manhole locking device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114572576A (en) * | 2020-12-02 | 2022-06-03 | 中国石油化工股份有限公司 | Scalable manhole locker and scalable intelligent manhole locker |
| CN114013854A (en) * | 2021-11-05 | 2022-02-08 | 陕煤集团榆林化学有限责任公司 | Container manhole lock and using method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108222705A (en) | Manhole locking device | |
| CN209468926U (en) | A kind of column cap bar reinforcement positioning device for the lifting of assembled architecture prefabricated post | |
| CN206309046U (en) | A kind of construction safety device | |
| CN206458192U (en) | Manhole locking device | |
| CN204166812U (en) | Power cable sign board hanging clip | |
| DE102008055882A1 (en) | Holding device for a cast resin transformer winding | |
| CN110042986A (en) | The quick connecting node of beam column core space stirrup and its installation method | |
| CN105179811A (en) | Positioning device for laying pipeline on ground | |
| CN206224907U (en) | A kind of electric power tower Sign Board fixed support easy for installation | |
| CN205778609U (en) | Casing slip protection device | |
| CN206278833U (en) | It is a kind of can assembled list hanger of the Rapid Rooting on steel construction H profile steel flange plate | |
| CN211390657U (en) | Nailing lock catch | |
| CN105605076A (en) | Anti-theft foundation bolt | |
| CN206987415U (en) | Folding is gone along with sb. to guard him temporarily | |
| CN207376651U (en) | A kind of safety device of traffic route well lid | |
| CN205225160U (en) | A strutting arrangement and lubricator subassembly for lubricator | |
| CN206617112U (en) | Reduce the rig floor hydraulic catwork of potential safety hazard | |
| CN204080619U (en) | A kind of fixed pedestal of bridge pier upper limb and bridge | |
| DE202012002802U1 (en) | Security cross to secure temporary openings | |
| CN205944975U (en) | Earth connection mounting structure | |
| CN207558586U (en) | A kind of skeleton structure of transformer | |
| CN108661587B (en) | Well head theftproof well lid | |
| CN204552133U (en) | Certainly adjustment type hole safety device can be torn open | |
| CN211835897U (en) | Transformer top operation safety belt hangs some restriction instrument | |
| CN206408956U (en) | Convenient fabricated product safety protection frame |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |