CN207397456U - A kind of safety alarm device - Google Patents
A kind of safety alarm device Download PDFInfo
- Publication number
- CN207397456U CN207397456U CN201721463298.5U CN201721463298U CN207397456U CN 207397456 U CN207397456 U CN 207397456U CN 201721463298 U CN201721463298 U CN 201721463298U CN 207397456 U CN207397456 U CN 207397456U
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- CN
- China
- Prior art keywords
- movable contact
- contact spring
- warning circuit
- locking object
- safety alarm
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Abstract
The utility model discloses a kind of safety alarm devices, including warning circuit, switch, retaining mechanism and locking object, retaining mechanism locks the locking object, and locking object is used for when retaining mechanism is unlocked, locking object stirs the switch, connects warning circuit；Warning circuit is used for when warning circuit is connected, and sends safety alarm.The utility model can be applied to some needs cut off the power, close related valve equipment to be repaired in, prompt maintenance personal to ensure the safety of maintenance process, realize the effect of security protection.
Description
Technical field
The utility model safety alarm equipment more particularly to a kind of safety alarm device.
Background technology
At present, various types of pumps, rotating machinery generally require to provide energy for it for its normal fortune when operating
Turn, these equipment are in repair, it will usually which there are one safety alarm devices operating personnel to be reminded to take care and avoid need not
The injury wanted, for large scale equipment, majority be in a manner that protective door is installed, whether opened for protective door alarmed come
Prompting operating personnel take care or emergency shutdown.
But this kind of safety alarm device needs access to switch, accesses digital control PLC system, operation sequence etc., to rise
To the effect of alarm, therefore cost is higher, control is more complicated.Also, for most of medium-sized and small enterprises, the equipment of operating is simple,
In repair, such as dismounting of a pump, an electronic box, pressure high temperature hot gas valve, at all without this kind of warning device, therefore,
If service worker forgets to power off, lock without listed accidentally, personal injury hidden danger is there is, once equipment is by error starting, so that it may
Unnecessary personal injury can be caused, this kind of industrial accident, which is lifted, to be unequal to counting, and many is exactly because production equipment does not have in repair
Caused by powering off or being currently running.
Utility model content
For overcome the deficiencies in the prior art, the purpose of this utility model is to provide a kind of safety alarm devices, can
It cuts off the power, close applied to some needs in the equipment to be repaired of related valve, maintenance personal is prompted to ensure maintenance process
Safety, realize the effect of security protection.
The purpose of this utility model adopts the following technical scheme that realization：
A kind of safety alarm device：Including warning circuit, switch, retaining mechanism and locking object, the retaining mechanism
For locking the locking object, when the retaining mechanism is unlocked, the locking object stirs the switch, makes the alarm
Circuit is connected, and the warning circuit is used for when the warning circuit is connected, and sends safety alarm.
Further, the locking object includes the first locking object and the second locking object, the first locking object
And second locking object be used for when the retaining mechanism is unlocked, it is described first locking object with second lock object separates, institute
It states the first locking object and stirs the switch, connect the warning circuit.
Further, the retaining mechanism includes bolt and nut, and the bolt connects through the locking object with nut
It connects.
Further, the switch is movable contact spring mandril, and the warning circuit includes touching arranged on the dynamic of the switch top
Piece and the static contact arranged on the movable contact spring bottom, for the movable contact spring under normal conditions, movable contact spring is stated in the switch dome residence makes institute
It states movable contact spring not to be connected with the static contact, the warning circuit circuit is off；The movable contact spring is in alarm condition
When, movable contact spring described in the switching toggle makes the movable contact spring whereabouts be connected with the static contact, and the warning circuit circuit is led
It is logical.
Further, movable contact spring spring is equipped at the top of the movable contact spring, the movable contact spring spring one end is fixed, the other end with
The movable contact spring connection.
Further, the warning circuit further includes power supply and alarm module.
Further, the power supply is dry cell.
Further, the alarm module includes alarming horn.
Further, the alarm module further includes alarm lamp module.
Further, a kind of safety alarm device further includes shell, and the warning circuit is arranged on the enclosure,
The shell is equipped with opening, described to switch through the shell aperture.
Compared with prior art, the beneficial effects of the utility model are：
The utility model drives switch to alarm so as to trigger by setting retaining mechanism to locking object, using object is locked
Circuit turn-on realizes the effect of security warning, also, the utility model is simple in structure, and cost is relatively low, is cut suitable for some needs
Power-off source is closed in the equipment to be repaired of related valve.
Description of the drawings
Fig. 1 is a kind of safety alarm device schematic diagram of the utility model；
Fig. 2 is a kind of alarm condition schematic diagram of safety alarm devices of Fig. 1.
In figure：1st, warning circuit；11st, movable contact spring；12nd, static contact；13rd, movable contact spring spring；14th, power supply；15th, mould is warned
Block；151st, alarming horn；152nd, alarm lamp module；2nd, switch 3, retaining mechanism；31st, bolt；32nd, nut；4th, object is locked；
41st, the first locking object；42nd, the second locking object；5th, shell.
Specific embodiment
In the following, with reference to attached drawing and specific embodiment, the utility model is described further, it is necessary to explanation is,
On the premise of not colliding, it can be formed in any combination between various embodiments described below or between each technical characteristic new
Embodiment.
A kind of safety alarm device as shown in Figs. 1-2, including warning circuit 1, switch 2, retaining mechanism 3 and locking pair
As 4, the retaining mechanism 3 is for locking the locking object 4, which is used for when the retaining mechanism 3 is unlocked, the locking
Object 4 stirs the switch 2, connects the warning circuit 1；The warning circuit 1 is used for when the warning circuit 1 is connected, and sends peace
Full alarm.
By setting the retaining mechanism 3 to the locking object 4, using the locking object 4 switch 2 is driven to trigger this
Warning circuit 1 turns on, and realizes the effect of security warning, also, the utility model is simple in structure, and cost is relatively low, suitable for some
Need to cut off the power, close related valve equipment to be repaired in.The locking object of a kind of safety alarm device in the present embodiment
4, refer generally to the shell of equipment to be repaired, both when opening device housings to be repaired overhaul its inside, shell can drive
The switch 2 turns on so as to trigger the warning circuit 1, realizes the effect of security warning.In general, after the retaining mechanism 3 is unlocked, repair
When personnel move the shell of equipment to be repaired manually, the mobile switch movement that can be promoted by shell of shell is so that the report
Alert circuit 1 is connected.In addition, also it can flick it in the setting of the enclosure of the locking object 4 both equipment to be repaired so as to promote
The spring of the switch, after the retaining mechanism 3 is unlocked, the locking object 4 automatic spring pull switch under the action of elastic force moves
It moves so that the warning circuit 1 is connected.It should be noted that it is pushed away in a kind of safety alarm device of the present embodiment using locking object
Dynamic switch is so that there are many modes of the warning circuit 1 conducting, therefore, the change of any unsubstantiality done on this basis
Change the protection domain that should be belonged to required by the utility model.
As preferred embodiment, which includes the first locking object 41 and second and locks object 42, this
One locking object 41 and the second locking object 42 are used for when the retaining mechanism 3 is unlocked, the first locking object 41 with this
Two locking objects 42 separate, which stirs the switch 2, connects the warning circuit 1.Being somebody's turn to do in the present embodiment
First locking object 41 and the both ends that the second locking object 42 had both been device housings to be repaired, were both being opened outside equipment to be repaired
When shell overhauls its inside, the shell of equipment to be repaired can drive this to hold close to one end of switch both the first locking object 41
It closes 2 to turn on so as to trigger the warning circuit 1, sends safety alarm, realize the effect of security warning.The retaining mechanism 3 includes spiral shell
Bolt 31 and nut 32, the bolt 31 are connected through the locking object 4 with the nut 32.The bolt 31 and the nut 32 are common
Retaining mechanism in the equipment to be repaired being applied to a kind of safety alarm device in this present embodiment, utilizes the bolt 31 and should
Nut 32 forms the retaining mechanism 3, personnel's dismounting easy to repair, and cost is relatively low.Suitable for a kind of security warning of the present embodiment
Device.
Specifically, which is movable contact spring mandril, the warning circuit 1 include the movable contact spring 11 for being arranged on 2 top of the switch and
Static contact 12 arranged on movable contact spring bottom, for the movable contact spring 11 under normal conditions, which, which withstands the movable contact spring 11, makes the movable contact spring 11
It is not connected with the static contact 12, the circuit of the warning circuit 1 is off；In alarm condition, this is opened the movable contact spring 11
The movable contact spring 11 is stirred in pass 2 makes the movable contact spring 11 whereabouts be connected with the static contact 12,1 circuit of warning circuit conducting.By setting
The movable contact spring 11 and the static contact 12 are put, the conducting of the warning circuit 1 is completed using simple mechanical structure, compared to complicated
Controller and circuit, the movable contact spring 11 and its cost of static contact 12 in the present embodiment are relatively low, simple in structure.It is easily installed.It should
11 top of movable contact spring is equipped with movable contact spring spring 13, which fixes, and the other end is connected with the movable contact spring 11.Profit
With the elastic construction of the movable contact spring spring 13, when the movable contact spring 11 is in alarm condition, the switch 2 is after both movable contact spring mandril moves
The movable contact spring 11 can be made to fall rapidly due to the effect of 13 elastic force of spring to be connected with the static contact 12, so as to the warning circuit 1
Circuit turns on, by setting the spring 13 so that during the switch triggering, sending for safety alarm is more rapid.More specifically, report
Alert circuit further includes power supply 14 and alarm module 15.It is powered using the power supply 14 for the warning circuit 1,15 conduct of alarm module
Send the front end of alarm.The power supply 14 is dry cell, dry cell have the characteristics that it is easy to carry, convenient for changing, suitable for this reality
Apply a kind of safety alarm device in example.The alarm module 15 includes alarming horn 151, by the alarming horn 151, in alarm shape
During state, send alarm sound signal and remind maintenance personal.The alarm module 15 further include alarm lamp module 152, it is necessary to pay attention to
It is that the alarm lamp module 152 can be simple light bulb or have text by what single chip circuit and LED light group formed
The running lamp of word display function, by setting the alarm lamp module 152, in alarm condition, utilize light prompt maintenance personal
It cuts off the power, close related valve.
In addition, a kind of safety alarm device of the present embodiment further includes shell 5, which is arranged in the shell 5
Portion, the shell 5 are equipped with opening (figure does not indicate), which passes through the opening of the shell 5.By setting the shell 5, protection should
Warning circuit to avoid occur the warning circuit damage, it is short-circuit situations such as.
The above embodiment is only the preferred embodiment of the utility model, it is impossible to be protected with this to limit the utility model
Scope, the variation of any unsubstantiality that those skilled in the art is done on the basis of the utility model and replacing belongs to
In the utility model scope claimed.
Claims (10)
1. a kind of safety alarm device, it is characterised in that：
Including warning circuit, switch, retaining mechanism and locking object；
The retaining mechanism is used to lock the locking object；
When the retaining mechanism is unlocked, the locking object stirs the switch, connects the warning circuit；
The warning circuit is used for when the warning circuit is connected, and sends safety alarm.
2. a kind of safety alarm device as described in claim 1, it is characterised in that：The locking object includes the first locking pair
As and second locking object, it is described first locking object and second locking object be used for when the retaining mechanism is unlocked, it is described
First locking object is separated with the second locking object, and the first locking object stirs the switch, connects the warning circuit
It is logical.
3. a kind of safety alarm device as described in claim 1, it is characterised in that：The retaining mechanism includes bolt and spiral shell
Mother, the bolt are connected through the locking object with nut.
4. a kind of safety alarm device as described in claim 1, it is characterised in that：The switch is movable contact spring mandril, described
Warning circuit includes existing arranged on the movable contact spring and the static contact arranged on the movable contact spring bottom, the movable contact spring of the switch top
Under normal conditions, movable contact spring is stated in the switch dome residence makes the movable contact spring be not connected with the static contact, the warning circuit circuit
Be off, the movable contact spring in alarm condition, movable contact spring described in the switching toggle make the movable contact spring fall with
The static contact connection, the warning circuit circuit conducting.
5. a kind of safety alarm device as claimed in claim 4, it is characterised in that：Movable contact spring bullet is equipped at the top of the movable contact spring
Spring, the movable contact spring spring one end are fixed, and the other end is connected with the movable contact spring.
6. a kind of safety alarm device as claimed in claim 4, it is characterised in that：The warning circuit further includes power supply and police
Show module.
7. a kind of safety alarm device as claimed in claim 6, it is characterised in that：The power supply is dry cell.
8. a kind of safety alarm device as claimed in claim 6, it is characterised in that：The alarm module includes alarming horn.
9. a kind of safety alarm device as claimed in claim 8, it is characterised in that：The alarm module further includes alarm lamp mould
Block.
10. a kind of safety alarm device as described in claim 1, it is characterised in that：A kind of safety alarm device also wraps
Shell is included, the warning circuit is arranged on the enclosure, and the shell is equipped with opening, and the switch is opened through the shell
Mouthful.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721463298.5U CN207397456U (en) | 2017-11-06 | 2017-11-06 | A kind of safety alarm device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721463298.5U CN207397456U (en) | 2017-11-06 | 2017-11-06 | A kind of safety alarm device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207397456U true CN207397456U (en) | 2018-05-22 |
Family
ID=62324869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721463298.5U Active CN207397456U (en) | 2017-11-06 | 2017-11-06 | A kind of safety alarm device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207397456U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108669930A (en) * | 2018-07-28 | 2018-10-19 | 马鞍山悠生活网络文化科技有限公司 | A kind of use for electronic products rotary exhibition table and its operating method |
-
2017
- 2017-11-06 CN CN201721463298.5U patent/CN207397456U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108669930A (en) * | 2018-07-28 | 2018-10-19 | 马鞍山悠生活网络文化科技有限公司 | A kind of use for electronic products rotary exhibition table and its operating method |
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