CN206075456U - A kind of electric power protection alarm device - Google Patents
A kind of electric power protection alarm device Download PDFInfo
- Publication number
- CN206075456U CN206075456U CN201621051199.1U CN201621051199U CN206075456U CN 206075456 U CN206075456 U CN 206075456U CN 201621051199 U CN201621051199 U CN 201621051199U CN 206075456 U CN206075456 U CN 206075456U
- Authority
- CN
- China
- Prior art keywords
- hoistway
- bevel gear
- annular
- electric power
- well lid
- 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.)
- Expired - Fee Related
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- Emergency Alarm Devices (AREA)
- Maintenance And Inspection Apparatuses For Elevators (AREA)
Abstract
The utility model discloses a kind of electric power protection alarm device, including hoistway, the hoistway is located at the bottom on ground, the left side wall body of hoistway offers mounting groove, motor is installed in the mounting groove, the outfan of the motor is connected with drive bevel gear, and the right-hand member of the drive bevel gear is connected with a line wheel, is wound with a nylon rope in a line wheel；The beneficial effects of the utility model are：When hoistway is in security protection state, now general external force cannot open well lid, when there is violence to open well lid, damping block drops to grating induction region, alarm starts, and when underground cable maintenance personnel need open manhole cover, a nylon rope and No. two nylon ropes unclamp winding, now well lid can be opened, it is to be repaired finish after, a nylon rope and No. two nylon ropes are tightened, this utility model simple structure, it is reasonable in design, good security protection effect can be played to buried cable.
Description
Technical field
This utility model is related to a kind of safety device, specifically a kind of electric power protection alarm device.
Background technology
In Municipal safety devices, there are a large amount of underground engineerings, including eight big pipelines（Plumbing, communication, cable, combustion gas
Deng）, the safety of these underground communal facilitys and municipal equipment, for the day-to-day operation in city is significant, but for a long time
Since, there is the deficiency in " on important place lightly under " in urban safety construction, thus bring some potential safety hazards, such as many places city ground
Lower well lid loss injures personal security, and many places buried cable causes theft situation to take place frequently due to protecting improper, such case
Occur for government department is a kind of very big economic loss, also the very big daily life that have impact on resident.
A kind of safety monitoring for hoistway mouth is disclosed in Chinese patent of the Authorization Notice No. for CN204154380U
Device, although the patent can make well lid that induction installation is triggered when opening, but there is the patent maintainer to touch well lid
Will also result in warning, the defect that well lid is opened easily.
Utility model content
The purpose of this utility model is to provide a kind of electric power protection alarm device, to solve to propose in above-mentioned background technology
Problem.
For achieving the above object, this utility model provides following technical scheme：
A kind of electric power protection alarm device, including hoistway, the hoistway are located at the bottom on ground, and the left side wall body of hoistway is opened
Mounting groove is provided with, motor is installed in the mounting groove, the outfan of the motor is connected with drive bevel gear, the initiative taper
The right-hand member of gear is connected with a line wheel, and a nylon rope, the head end connection of a nylon rope are wound with a line wheel
There is a hook, the bottom of the drive bevel gear screws and is connected with annular bevel gear, and the bottom of the annular bevel gear is provided with
Annular backup pad, the annular backup pad are arranged on the inwall of hoistway, the bottom of the annular bevel gear offer No. one it is annular
Groove, the top of annular backup pad offer No. two cannelures, pass through ball phase between a cannelure and No. two cannelures
Connection is rotated, the right-hand member of the annular bevel gear, front end, rear end screw respectively and be connected with driven wheel of differential, described from mantle tooth
One end of wheel is connected with rotating shaft, and the rotating shaft is connected by bearing with the inwall of hoistway, the other end of the driven wheel of differential
No. two line wheels are connected with, No. two nylon ropes in No. two line wheels, are wound with, the head end of No. two nylon ropes are connected with No. two hooks,
Grating is installed on the downside of the inwall of the hoistway, well lid is stamped on the top of the hoistway, and difference is all around held in the bottom of well lid
Open up fluted, on the side wall of the groove, offer half ball groove, in the groove, be provided with damping block, the outer wall of the damping block
Hemisphere damping point is connected with, the bottom of the damping block is connected with link, is provided with control chamber, inside the control chamber on ground
Running contact switch is installed, the running contact switch internal is provided with lockhole, and the control upper box part is provided with alarm
As further program of the utility model：The annular bevel gear is hollow-core construction.
As this utility model further scheme：The annular backup pad is hollow-core construction.
As this utility model further scheme：The upper and lower contact of the running contact switch is grating switch, is revolved
The upper left bottom right contact for turning contact switch is that motor rotates forward switch, and the lower-left upper right contact of running contact switch is opened for motor reversal
Close.
Compared with prior art, the beneficial effects of the utility model are：It is when hoistway is in security protection state, now general
External force cannot open well lid, and when there is violence to open well lid, damping block drops to grating induction region, and alarm starts, local
When lower cable maintenance personnel need open manhole cover, a nylon rope and No. two nylon ropes unclamp winding, now can beat well lid
Open, it is to be repaired finish after, a nylon rope and No. two nylon ropes are tightened, this utility model simple structure is reasonable in design, can
Good security protection effect is played to buried cable.
Description of the drawings
Fig. 1 is a kind of structural representation of electric power protection alarm device；
Fig. 2 is a kind of overlooking the structure diagram of electric power protection alarm device；
Fig. 3 is a kind of structural representation of I in electric power protection alarm device.
In figure：1- hoistways, 2- mounting grooves, 3- motors, 4- drive bevel gear, number line wheel of 5-, number nylon rope of 6-, 7- mono-
Number hook, 8- links, 9- damping blocks, 10- damping points, 11- grooves, 12- control chambers, 13- running contacts switch, 14- lockholes,
15- alarms, No. bis- hooks, No. bis- nylon ropes of 17-, No. bis- line wheels of 18-, 19- driven wheels of differential, 20- rotating shafts, 21- of 16- are annular
Bevel gear, 22- balls, 23- annular backup pads, 24- gratings, 25- well lids.
Specific embodiment
The technical scheme of this patent is described in more detail with reference to specific embodiment.
Fig. 1-3, a kind of electric power protection alarm device, including hoistway 1 are referred to, the hoistway 1 is located at the bottom on ground, well
The left side wall body in road 1 offers mounting groove 2, is provided with motor 3 in the mounting groove 2, and the outfan of the motor 3 is connected with master
Dynamic bevel gear 4, the right-hand member of the drive bevel gear 4 are connected with a line wheel 5, are wound with a nylon in a line wheel 5
Rope 6, the head end of a nylon rope 6 are connected with a hook 7, and the bottom of the drive bevel gear 4 screws and is connected with annular cone tooth
Wheel 21, the bottom of the annular bevel gear 21 are provided with annular backup pad 23, and the annular backup pad 23 is arranged on the interior of hoistway 1
Wall, the bottom of the annular bevel gear 21 offer a cannelure, and the top of annular backup pad 23 offers No. two cannelures,
Rotated connection by ball 22 between a number cannelure and No. two cannelures, it is the right-hand member of the annular bevel gear 21, front
End, rear end screw respectively and are connected with driven wheel of differential 19, and one end of the driven wheel of differential 19 is connected with rotating shaft 20, the rotating shaft
20 are connected by bearing with the inwall of hoistway 1, and the other end of the driven wheel of differential 19 is connected with No. two line wheels 18, and described two
No. two nylon ropes 17 are wound with number line wheel 18, the head end of No. two nylon ropes 17 is connected with No. two hooks 16,4 turns of drive bevel gear
It is dynamic, drive annular bevel gear 21 to rotate, so as to drive three driven wheels of differential 19 to rotate；
Grating 24 is installed on the downside of the inwall of the hoistway 1, well lid 25 is stamped on the top of the hoistway 1, under well lid 25
Portion all around holds and opens up fluted 11 respectively, offers half ball groove, be provided with the groove 11 on the side wall of the groove 11
Damping block 9, the outer wall of the damping block 9 are connected with hemisphere damping point 10, and the bottom of the damping block 9 is connected with link 8, ground
On control chamber 12 is installed, running contact switch 13 is installed, inside running contact switch 13 inside the control chamber 12
Lockhole 14 is installed, 12 top of the control chamber is provided with alarm 15, when hoistway 1 is in security protection state, running contact is opened
Close 13 and be located at upper and lower contact position, now grating 24 is opened, a hook 7 and No. two hooks 16 are hung on link 8, a nylon
Rope 6 and No. two nylon ropes 17 are in tensioned state, and now general external force cannot open well lid, open well lid 25 when there is violence
When, damping block 9 is dropped out from groove 11, and damping block 9 drops to 24 induction region of grating, and alarm 15 starts, and works as buried cable
When maintainer needs open manhole cover 25, running contact switch 13 is rotated to into motor reversal using key and is opened at switch, electricity
Machine 3 is inverted, and now a line wheel 5 and No. two line wheels 18 are rotated backward, and a nylon rope 6 and No. two nylon ropes 17 unclamp winding,
Now well lid 25 can be opened, it is to be repaired finish after, make running contact switch 13 rotate to motor rotate forward open switch at, will
A number nylon rope 6 and No. two nylon ropes 17 are tightened.
The annular bevel gear 21 is hollow-core construction.
The annular backup pad 23 is hollow-core construction.
The upper and lower contact of the running contact switch 13 is that grating opens switch, and the upper left bottom right of running contact switch 13 is touched
Point is rotated forward for motor opens switch, and the lower-left upper right contact of running contact switch 13 is that motor reversal opens switch.
Operation principle of the present utility model is：Drive bevel gear 4 is rotated, and drives annular bevel gear 21 to rotate, so as to drive
Three driven wheels of differential 19 are rotated, and when hoistway 1 is in security protection state, running contact switch 13 is located at upper and lower contact position, this
When grating 24 open, a hook 7 and No. two hooks 16 are hung on link 8, and a nylon rope 6 and No. two nylon ropes 17 are in stretching tight
Tight state, now general external force cannot open well lid, and when there is violence to open well lid 25, damping block 9 is dropped out from groove 11,
Damping block 9 drops to 24 induction region of grating, and alarm 15 starts, when underground cable maintenance personnel need open manhole cover 25,
Running contact switch 13 is rotated to motor reversal using key to open at switch, motor 3 is inverted, now a line wheel 5 and two
Number line wheel 18 is rotated backward, and a nylon rope 6 and No. two nylon ropes 17 unclamp winding, now can open well lid 25, wait to tie up
Repair after finishing, make running contact switch 13 rotate to motor and rotate forward at unlatching switch, by a nylon rope 6 and No. two nylon ropes 17
Tighten.
It is obvious to a person skilled in the art that this utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type is by claims rather than described above is limited, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in this utility model.Any reference in claim should not be considered as restriction
Involved claim.
Moreover, it will be appreciated that although this specification is been described by according to embodiment, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of description is only that those skilled in the art should for clarity
Using description as an entirety, the technical scheme in each embodiment can also Jing it is appropriately combined, form those skilled in the art
Understandable other embodiment.
Claims (4)
1. a kind of electric power protection alarm device, including hoistway, it is characterised in that the hoistway is located at the bottom on ground, hoistway
Left side wall body offers mounting groove, and motor is provided with the mounting groove, and the outfan of the motor is connected with drive bevel gear,
The right-hand member of the drive bevel gear is connected with a line wheel, and a nylon rope, a nylon rope are wound with a line wheel
Head end be connected with a hook, the bottom of the drive bevel gear screws and is connected with annular bevel gear, the annular bevel gear
Bottom be provided with annular backup pad, the annular backup pad is arranged on the inwall of hoistway, and the bottom of the annular bevel gear opens up
The top for having a cannelure, annular backup pad offers No. two cannelures, between a cannelure and No. two cannelures
Rotated connection by ball, the right-hand member of the annular bevel gear, front end, rear end screw respectively and be connected with driven wheel of differential, institute
The one end for stating driven wheel of differential is connected with rotating shaft, and the rotating shaft is connected by bearing with the inwall of hoistway, described from mantle tooth
The other end of wheel is connected with No. two line wheels, and No. two nylon ropes, the head end connection of No. two nylon ropes are wound with No. two line wheels
There are No. two hooks, grating is installed on the downside of the inwall of the hoistway, well lid is stamped on the top of the hoistway, before and after the bottom of well lid
Left and right end opens up fluted respectively, and half ball groove is offered on the side wall of the groove, and damping block, the resistance are provided with the groove
The outer wall of Buddhist nun's block is connected with hemisphere damping point, and the bottom of the damping block is connected with link, control chamber is provided with ground, described
Running contact switch is installed inside control chamber, the running contact switch internal is provided with lockhole, the control upper box part peace
Equipped with alarm.
2. a kind of electric power protection alarm device according to claim 1, it is characterised in that the annular bevel gear is hollow
Structure.
3. a kind of electric power protection alarm device according to claim 2, it is characterised in that the annular backup pad is hollow
Structure.
4. a kind of electric power protection alarm device according to claim 1 or 3, it is characterised in that the running contact switch
Upper and lower contact be grating switch, running contact switch upper left bottom right contact be motor rotate forward switch, running contact switch
Lower-left upper right contact is switched for motor reversal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621051199.1U CN206075456U (en) | 2016-09-13 | 2016-09-13 | A kind of electric power protection alarm device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621051199.1U CN206075456U (en) | 2016-09-13 | 2016-09-13 | A kind of electric power protection alarm device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206075456U true CN206075456U (en) | 2017-04-05 |
Family
ID=58437486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621051199.1U Expired - Fee Related CN206075456U (en) | 2016-09-13 | 2016-09-13 | A kind of electric power protection alarm device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206075456U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109518725A (en) * | 2018-12-27 | 2019-03-26 | 镇江市高等专科学校 | Inspection well cover position on-Line Monitor Device and method |
-
2016
- 2016-09-13 CN CN201621051199.1U patent/CN206075456U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109518725A (en) * | 2018-12-27 | 2019-03-26 | 镇江市高等专科学校 | Inspection well cover position on-Line Monitor Device and method |
| CN109518725B (en) * | 2018-12-27 | 2023-10-03 | 镇江市高等专科学校 | Inspection well cover position on-line monitoring device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170405 Termination date: 20170913 |