CN207485142U - A kind of pattern manhole cover lock - Google Patents
A kind of pattern manhole cover lock Download PDFInfo
- Publication number
- CN207485142U CN207485142U CN201721331198.7U CN201721331198U CN207485142U CN 207485142 U CN207485142 U CN 207485142U CN 201721331198 U CN201721331198 U CN 201721331198U CN 207485142 U CN207485142 U CN 207485142U
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- Prior art keywords
- steel ball
- cam
- manhole cover
- shaft
- housing
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Abstract
A kind of pattern manhole cover lock, including that can connect fixed housing with well lid and be contained in shaft in the housing, the shaft upper end can coordinate with mechanical unlocking tool to be driven, the shaft lower end is used to connect fixation with locking mechanism, it is characterized in that, the pattern manhole cover lock further includes electronic lock cylinder and steel ball, the electronic lock cylinder includes motor and cam, the pivot center of the cam is parallel to the shaft, the shaft offer one can accommodating portion steel ball notch, the housing offers the steel ball hole for accommodating the steel ball, the steel ball is between the cam and the notch, when the protrusion of the cam is partially toward the steel ball hole, steel ball described in the cam extrusion, the steel ball is partially received in shaft described in the notch internal gearing；When the sunk part of the cam is towards the steel ball hole, the steel ball releases the locking to the shaft.
Description
Technical field
The utility model is related to well lid field, particularly a kind of pattern manhole cover lock.
Background technology
Well lid largely uses in city, can not be underestimated every year because well lid is stolen the economic loss brought, due to well lid is stolen
The accident brought is also commonplace, prevents the robbed or burgled important process for having become city manager of well lid.In recent years, to prevent
Well lid is robbed or burgled, well lid made of nonmetallic materials occurs, is not easy to be stolen since it is worth low.But this well lid intensity
Not enough, extensive utilization and extention is not obtained.Therefore, it is badly in need of a kind of pattern manhole cover lock.
Fig. 1 is referred to, the patent document that open (bulletin) number is CN205776381U discloses a kind of pattern manhole cover lock and includes branch
Bar 1 is held, support rod 1 is fixed on by the locking nut 2 of setting on well lid 9, and 1 top of support rod snaps onto 9 surface of well lid, bottom
Across 901 rear thread of lockhole connection swivel nut, 3 top on well lid 9.The shaft diameter of support rod 1 is less than 901 diameter of lockhole, is convenient for
Support rod 1 rotates.3 bottom thread of swivel nut connects anti-theft screw 4.Anti-theft screw 4 is pierced by behind 3 bottom of swivel nut and fixes company with locking plate 5
It connects.In order to improve degree of being connected firmly, lock and fixed pin 6 is equipped between frame 8 and anti-theft screw 4.Locking plate 5 is with being arranged on lock frame wall 10
Lock frame 8 coordinate.Lock frame 8 is fixed by the tapping screw 7 of setting with lock frame wall 10.In use, pass through specific purpose tool or other
Tool causes support rod 1 to rotate, and so as to which locking plate 5 be driven to rotate, realizes locking plate 5 and locks the cooperation of frame 8, and then realize to well lid 9
Effectively lock and unlock.
Refer to Fig. 2, the patent document that open (bulletin) number is CN201420271Y disclose a kind of anti-stealing manhole cover by
Well lid 1, keyhole 2, convex block 3, connecting rod 4 and eccentric cam 5 form, and wherein well lid is equipped with keyhole 2, below keyhole 2 and well lid
Eccentric cam 5 connects, and eccentric cam 5 is connected by connecting rod 4 with the convex block 3 being connected in below well lid.During locking, key is inserted into
Keyhole 2 rotates, you can is caught in preset catch pit port by eccentric cam 5, connecting rod 4 and convex block 3, plays anti-theft feature；During opening,
Key is inserted into keyhole 2 to invert, convex block 3 is made to be staggered with catch pit port, you can takes out inspection well cover.
In the prior art, the open manhole cover all by the way of machinery, in practice for the ease of management, the well of same company
" key " or dedicated tool of lid are all identical.Which results in grasps " key " or dedicated tool arbitrarily to open
Well lid is opened, well lid is dangerous.
Utility model content
The utility model aim is to provide a kind of pattern manhole cover lock with electronic lock cylinder, prevents well lid from by random unlatching,
Well lid is safer.
In order to achieve the above-mentioned advantages, the utility model provides a kind of pattern manhole cover lock include that fixed housing and receiving can be connect with well lid
The shaft in the housing, the shaft upper end can be detachably connected with mechanical unlocking tool, and the shaft lower end is used for and locks
Determine mechanism connection to fix, the pattern manhole cover lock further includes electronic lock cylinder and steel ball, and the electronic lock cylinder includes motor and cam, described
The pivot center of cam is parallel to the shaft, the shaft offer one can accommodating portion steel ball notch, the housing opens
Equipped with the steel ball hole for accommodating the steel ball, the steel ball is between the cam and the notch, when the protrusion of the cam
When being partially toward the steel ball hole, steel ball described in the cam extrusion, the steel ball is partially received in the notch internal gearing institute
State shaft；When the sunk part of the cam is towards the steel ball hole, the steel ball releases the locking to the shaft.
In one embodiment of the utility model, the electronic lock cylinder further includes authentication module, when the authentication module
When passing through verification, the sunk part of the cam is towards the steel ball hole during motor work.
In one embodiment of the utility model, the pattern manhole cover lock further includes dustproof cover, the dustproof cover and the shell
Body is detachably connected.
In one embodiment of the utility model, the dustproof cover is threadedly coupled with the housing.
In one embodiment of the utility model, the dust-proof cap upper surface is offered matches with the mechanical unlocking tool
The cooperation recess of conjunction, the machinery unlocking tool and the rotatable dustproof cover of cooperation recess cooperation.
In one embodiment of the utility model, the dustproof cover is detachably connected with the housing seal.
In one embodiment of the utility model, the shaft lower end is connect with the housing seal.
In one embodiment of the utility model, the cam is connect with the housing seal.
In one embodiment of the utility model, the pattern manhole cover lock further includes fixed cover, the fixed cover and the shell
The connection of body sealing is fixed.
In one embodiment of the utility model, the housing outer surface is equipped with helicitic texture, the housing upper end tool
Have convex stupefied, the housing can connect fixation by fixing nut with the well lid.
The shaft described in the well lid of the utility model offer one can accommodating portion steel ball notch, the housing opens up
There is the steel ball hole for accommodating the steel ball, the steel ball is between the cam and the notch, when the protrusion of the cam
When dividing towards the steel ball hole, steel ball described in the cam extrusion, the steel ball is partially received in described in the notch internal gearing
Shaft；When the sunk part of the cam is towards the steel ball hole, the steel ball releases the locking to the shaft.Due to tool
It can be that each pattern manhole cover lock sets different unlocking cipher or unblocking key to have electronic lock cylinder.
Description of the drawings
Fig. 1 show a kind of structure diagram of existing pattern manhole cover lock.
Fig. 2 show the structure diagram of existing another pattern manhole cover lock.
Fig. 3 show the structure diagram of the pattern manhole cover lock of the utility model first embodiment.
Fig. 4 show the explosive view of the pattern manhole cover lock of Fig. 3.
Fig. 5 show the structure chart of the housing of Fig. 3.
Fig. 6 show the structure chart in another direction of the housing of Fig. 5.
Fig. 7 show the cutting structure chart of the pattern manhole cover lock of Fig. 3.
Specific embodiment
Further to illustrate that the utility model is to reach the technological means and effect that predetermined purpose of utility model taken,
Below in conjunction with attached drawing and preferred embodiment, to according to the utility model proposes specific embodiment, structure, feature and its effect,
It is described in detail as after.
A kind of pattern manhole cover lock includes that fixed housing 3 can be connect with well lid and is contained in shaft 6 in housing 3,6 upper end 62 of shaft
It can coordinate with mechanical unlocking tool 1 and be driven, for 6 lower end 61 of shaft for connecting fixation with locking mechanism, pattern manhole cover lock further includes electronics
Lock core 7 and steel ball 8, electronic lock cylinder 7 include motor and cam 71, and the pivot center of cam 71 is parallel to shaft 6, and shaft 6 opens up
Have one can accommodating portion steel ball 8 notch, housing 3 offers the steel ball hole for accommodating steel ball 8, and steel ball 8 is located at cam 71 and notch
Between, when the protrusion of cam 71 is partially toward steel ball hole, cam 71 squeezes steel ball 8, and steel ball 8 is partially received in notch internal gearing
Shaft 6；When the sunk part of cam 71 is towards steel ball hole, steel ball 8 releases the locking of countershaft 6.
Mechanical 1 lower end 11 of unlocking tool has a pair of protrusion 111 being symmetrically set.
Housing 3 offers shaft receiving hole 36, electronic lock core receiving hole 37 and connecting hole 35, fixed cover 5 have it is a pair of with
35 corresponding connecting rod of connecting hole, connecting rod lower end offer screw hole, and connecting rod connect fixation by bolt with housing 3.It is fixed
Lid 5 is further opened with accommodating the through-hole of mechanical 1 lower end 11 of unlocking tool.
Electronic lock cylinder 7 further includes authentication module, when authentication module passes through verification, the recessed portion of cam 71 when motor works
Divide towards steel ball hole.Authentication module can be with the wired or wireless connection of electronic equipments such as mobile phone or electron key, authentication module
The verification information of electronic equipment can be received, verification information can be the password that key or user are inputted by electronic equipment,
It is verified when verification information is consistent with presupposed information.
Pattern manhole cover lock further includes dustproof cover 2, and dustproof cover 2 is detachably connected with housing 3.Dustproof cover 2 is threadedly coupled with housing 3.
2 upper surface of dustproof cover offers the cooperation recess 20 coordinated with mechanical unlocking tool 1, mechanical unlocking tool 1 and cooperation recess 20
Coordinate rotatable dustproof cover 2.Dustproof cover 2 is detachably connected with what housing 3 sealed, and dustproof cover 2 is arranged with the first sealing ring 2a.
6 lower end of shaft is arranged with the second sealing ring 6a, and 6 lower end of shaft is tightly connected with housing 3.
Cam 71 is arranged with third sealing ring 7a, and cam 71 is tightly connected with housing 3.
Pattern manhole cover lock further includes fixed cover 5, and the connection that fixed cover 5 is sealed with housing 3 is fixed.
3 outer surface of housing be equipped with helicitic texture, 3 upper end of housing have it is convex stupefied, housing 3 can pass through fixing nut 4 and well
Lid connection is fixed.
The shaft described in the well lid of the utility model offer one can accommodating portion steel ball notch, the housing opens up
There is the steel ball hole for accommodating the steel ball, the steel ball is between the cam and the notch, when the protrusion of the cam
When dividing towards the steel ball hole, steel ball described in the cam extrusion, the steel ball is partially received in described in the notch internal gearing
Shaft；When the sunk part of the cam is towards the steel ball hole, the steel ball releases the locking to the shaft.Due to tool
It can be that each pattern manhole cover lock sets different unlocking cipher or unblocking key to have electronic lock cylinder.
In addition, in the utility model, electronic lock cylinder only plays the function of locking or unlocking shaft, electronic lock cylinder electricity consumption
It is low, long lifespan.
More than, be only the utility model preferred embodiment, limit in any form not is made to the utility model
System, although the utility model has been disclosed with preferred embodiment as above, is not limited to the utility model, any to be familiar with sheet
Technical professional is not being departed from the range of technical solutions of the utility model, when the technology contents work using the disclosure above
Go out a little change or be modified to the equivalent embodiments of equivalent variations, as long as be without departing from the content of the technical scheme of the utility model, according to
According to any simple modification, equivalent variations and modification that the technical essence of the utility model makees above example, still fall within
In the range of technical solutions of the utility model.
Claims (10)
1. a kind of pattern manhole cover lock, including that can connect fixed housing with well lid and be contained in shaft in the housing, in the shaft
End can coordinate with mechanical unlocking tool to be driven, and the shaft lower end is used to connect fixation with locking mechanism, which is characterized in that described
Pattern manhole cover lock further includes electronic lock cylinder and steel ball, and the electronic lock cylinder includes motor and cam, and the pivot center of the cam is parallel
In the shaft, the shaft offer one can accommodating portion steel ball notch, the housing, which offers, accommodates the steel ball
Steel ball hole, the steel ball is between the cam and the notch, when the protrusion of the cam is partially toward the steel ball hole
When, steel ball described in the cam extrusion, the steel ball is partially received in shaft described in the notch internal gearing；When the cam
When sunk part is towards the steel ball hole, the steel ball releases the locking to the shaft.
2. pattern manhole cover lock according to claim 1, which is characterized in that the electronic lock cylinder further includes authentication module, when described
When authentication module passes through verification, the sunk part of the cam is towards the steel ball hole during motor work.
3. pattern manhole cover lock according to claim 1, which is characterized in that the pattern manhole cover lock further includes dustproof cover, the dustproof cover
It is detachably connected with the housing.
4. pattern manhole cover lock according to claim 3, which is characterized in that the dustproof cover is threadedly coupled with the housing.
5. pattern manhole cover lock according to claim 4, which is characterized in that the dust-proof cap upper surface is offered to be opened with the machinery
The cooperation recess of lock tool cooperation, the machinery unlocking tool and the rotatable dustproof cover of cooperation recess cooperation.
6. pattern manhole cover lock according to claim 5, which is characterized in that the dustproof cover connects with the detachable of the housing seal
It connects.
7. pattern manhole cover lock according to claim 1, which is characterized in that the shaft lower end is connect with the housing seal.
8. pattern manhole cover lock according to claim 1, which is characterized in that the cam is connect with the housing seal.
9. pattern manhole cover lock according to claim 1, which is characterized in that the pattern manhole cover lock further includes fixed cover, the fixed cover
Connection with the housing seal is fixed.
10. according to the pattern manhole cover lock described in any one in claim 1-9, which is characterized in that the housing outer surface is equipped with spiral shell
Line structure, the housing upper end have it is convex stupefied, the housing can connect fixation by fixing nut with the well lid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721331198.7U CN207485142U (en) | 2017-10-16 | 2017-10-16 | A kind of pattern manhole cover lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721331198.7U CN207485142U (en) | 2017-10-16 | 2017-10-16 | A kind of pattern manhole cover lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207485142U true CN207485142U (en) | 2018-06-12 |
Family
ID=62480350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721331198.7U Active CN207485142U (en) | 2017-10-16 | 2017-10-16 | A kind of pattern manhole cover lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207485142U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109025527A (en) * | 2018-09-26 | 2018-12-18 | 沈阳美迪特信息技术有限公司 | A kind of pattern manhole cover lock |
-
2017
- 2017-10-16 CN CN201721331198.7U patent/CN207485142U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109025527A (en) * | 2018-09-26 | 2018-12-18 | 沈阳美迪特信息技术有限公司 | A kind of pattern manhole cover lock |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 310053 Room 2106, 21 Floor, Huachuang Building, 511 Jianye Road, Binjiang District, Hangzhou City, Zhejiang Province Patentee after: Zhejiang Meihua Intelligent Technology Co., Ltd. Address before: 310053 Room 2106, Huachuang Building, 511 Jianye Road, Binjiang District, Hangzhou City, Zhejiang Province Patentee before: Hangzhou Meihua intelligent lock technology Co., Ltd. |