CN214541003U - Environmental test chamber door alarm device who deploys fast - Google Patents
Environmental test chamber door alarm device who deploys fast Download PDFInfo
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- CN214541003U CN214541003U CN202120616507.5U CN202120616507U CN214541003U CN 214541003 U CN214541003 U CN 214541003U CN 202120616507 U CN202120616507 U CN 202120616507U CN 214541003 U CN214541003 U CN 214541003U
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Abstract
The utility model discloses an environmental test chamber door alarm device of deployment fast, include: the device comprises a contact switch, a mounting seat, a baffle structural member, a power supply, a manual self-locking switch, an audible and visual alarm and a master control relay; the power supply is connected to the wiring terminal in the normally closed state, the contact switch state is set to be normally closed, the trigger spring is kept in a state of being in contact with the baffle structural member, and when the door is opened, the trigger spring is separated from the baffle structural member, and the contact switch acts to perform sound-light alarm; or, through the binding post with the power access normally open state, set the contact switch state into normally open, trigger spring keeps the state with baffle structure separation, and when the operation of closing the door appeared, trigger spring and baffle structure contact carried out acousto-optic warning. Compared with the prior art, the device can realize quick deployment, is independently controlled, is suitable for a large-scale walk-in environmental test chamber and a small-scale test chamber, and can be widely applied.
Description
Technical Field
The utility model relates to an environmental test technical field especially relates to an environmental test chamber door alarm device who deploys fast.
Background
The environmental test chamber door is the stable important structure of assurance environmental test chamber operating room temperature humidity, and the chamber door contains insulation material, sealing rubber circle, and the operation of unauthorized switch door has following several aspects to the adverse effect that the experiment caused:
1. in the high-low temperature damp-heat test process, the temperature and humidity curve of the test box is abnormally changed due to the false opening operation, so that the test process does not meet the specified environmental stress requirement, and the test result is influenced; when the false opening operation occurs in the low-temperature test process, the cold air can cause frosting on the surface of the test sample, and moisture is accumulated to cause potential safety hazard; when the false opening operation occurs in the damp and hot test process, the high-humidity and high-heat air is cooled and dehumidified, so that the lack of the test is caused, and the test result is influenced; the high temperature test process is opened the operation by mistake and is taken place, and high temperature can cause personnel to scald in the studio.
2. When the personnel of walk-in proof box are in the operation of studio, if take place the mistake and close the operation, personnel can be closed in the studio, and the studio high temperature, low temperature, harmful gas can influence personal safety.
3. In the normal-temperature recovery process of the high-temperature test, the mistaken closing operation is not beneficial to heat dissipation; the normal temperature recovery process of damp-heat test, the mistake is closed the operation and is unfavorable for the moisture evaporation, and the work of adding electricity can cause the potential safety hazard this moment, takes place unnecessary trouble for the sample that does not possess damp-heat state working ability.
4. The door is opened or closed in a non-allowable way, no alarm prompt is given, and the person on duty cannot find the door in time.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: the utility model aims to solve the technical problem that to present not enough, provide an environmental test chamber door alarm device who deploys fast, the utility model discloses an installation deployment is quick, and simple structure both has been applicable to the small-size proof box, is applicable to the walk-in proof box again.
A rapid deployment environmental test chamber door alarm device, comprising: the device comprises a contact switch, a mounting seat, a baffle structural member, a 220V alternating current power supply, a manual self-locking switch, an audible and visual alarm and a master control relay; the contact switch comprises a wiring terminal and a trigger spring; the contact switch is fixed on a box body of the environmental test box through a mounting seat; the baffle structural member is fixed on a box door of the environmental test box;
the contact switch state is set to be normally closed by connecting the 220V alternating-current power supply to a wiring terminal in a normally closed state, the trigger spring is kept in a state of contacting with a baffle structural member, when the door of the environmental test box door is opened, the trigger spring is separated from the baffle structural member, the contact switch acts, the audible and visual alarm is electrified to trigger the audible and visual alarm to give an alarm, and audible and visual prompts are sent out;
or, through inciting somebody to action 220V alternating current power supply inserts the binding post of normally open state, will contact on-off state establishes to normally open, trigger spring keeps the state with the separation of baffle structure, works as when the door operation is closed to the environmental test chamber door appears, trigger spring and the contact of baffle structure, the contact on-off action, audible-visual annunciator circular telegram triggers audible-visual annunciator reports to the police, sends the audible-visual suggestion.
Specifically, the utility model discloses in, the model that contact switch can adopt is ME-8122, the model that manual self-locking switch can adopt is KCD 2-30A's ship type control switch, the model that audible-visual annunciator can adopt is LTE-2071WJ, is connected with 1, 2 contacts or 3, 4 contacts of contact switch ME-8122 respectively through the power cord, realizes the switching of contact switch normal close, normally open state. The utility model discloses utilize contact switch trigger spring and baffle structure closure and separation state, control audible-visual annunciator's break-make state to carry out the reputation suggestion of the switch door operation that does not allow.
Specifically, the utility model discloses in, the mount pad can be designed for the U-shaped, and the material can adopt 304 stainless steel structures, and the size can be designed for the wide 60mm height 40mm of long 100 mm. The baffle structure can be designed to be L-shaped, the material can adopt a 304 stainless steel structure, and the size can be designed to be 60mm in length, 30mm in width and 30mm in height.
Further, in an implementation manner, when the environmental test chamber needs to open a door for alarming, the 220V ac power supply also passes through a main control relay on the environmental test chamber before being connected to the contact switch; when the environmental test chamber is in a non-running state, the contact of the main control relay is in a disconnected state, and the 220V alternating current power supply does not supply power; when the environmental test chamber is in a running state, the main control relay contact is in a closed state, the 220V alternating current power supply supplies power, and the door opening alarm takes effect.
Further, in an implementation manner, when the environmental test chamber needs to be closed and alarm, the 220V alternating-current power supply is directly connected to a wiring terminal in a normally open state of a contact switch; and when the environmental test box is in an operating state and a non-operating state, the door closing alarm is effective.
Further, in one implementation manner, the audible and visual alarm is used for providing audible and visual alarm, the audible and visual alarm is powered on when the environmental test chamber is in an operating state, and is not powered on when the environmental test chamber is in a non-operating state; the sound and light alarm comprises a buzzing alarm and a flashing alarm.
Further, in one implementation mode, the device is provided with a manual self-locking switch, and when the manual self-locking switch is arranged at a closed position, the alarm device is powered on to monitor the opening and closing of the door; when the manual self-locking switch is arranged at the off position, the alarm device is not powered on and is used for preventing the alarm device from giving an alarm in a virtual way and avoiding the sound-light alarm from sounding for a long time.
Further, in an implementation mode, when 220 alternating current power supply's power cord connects the binding post in the contact switch, the contact switch state is normally open, after trigger spring and the contact closure of baffle structure spare in the contact switch, audible-visual annunciator circular telegram sends audible-visual annunciator suggestion, realizes the audible-visual annunciator to the operation of closing the door that is not permitted.
Further, in one implementation mode, the baffle structural member and the mounting seat are fixed through mounting holes or lifting ring threaded holes or 3M adhesive tapes on the environmental test box door and the box body. The utility model discloses in, adopt aforementioned structure to make the installation of this device, dismantle convenient, can dispose fast, remove. In addition, the original control system of the environmental test chamber is not changed by the device, and the original safety protection measures and the data acquisition function are not influenced. In addition, the device has universality by adopting the structure, is suitable for alarming when the box door of the environmental test box is opened or closed and can be used for 500L and 1m3、2m3Small environmental test chamber with equal volume, and can be used for 10m3、20m3、50m3A large walk-in environmental test chamber of equal volume.
Further, in one implementation, the baffle structure is made of stainless steel. The utility model discloses in, through the baffle structure who adopts stainless steel section bar, make baffle structure is corrosion-resistant, moisture resistant.
The environment test box door alarm device capable of being rapidly deployed is adopted as an auxiliary facility of the test box, the top of the environment test box door and the top of the test box are structurally fixed, when door opening and closing operation is not allowed, sound and light alarm is given, a test person on duty is prompted to stop in time, the test state of a test product in the test process is controlled, and the test process is guaranteed to meet the specified environment stress requirement.
Therefore, compared with the prior art, the utility model the obvious advantage is: in order to solve the technical problem, the utility model discloses not only arrange fast, simple structure moreover for the operation of opening the door, closing the door obtains the suggestion of reporting to the police not allowing, does not change original control system, does not influence safety protection, data acquisition function, is applicable to walk-in high low temperature damp and hot environmental test case, small-size high low temperature damp and hot environmental test case.
Drawings
In order to more clearly explain the technical solution of the present application, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a block diagram of a rapidly deployed environmental test chamber door alarm device as provided in the examples section of the present application;
FIG. 2 is a schematic structural diagram of a rapidly deployed environmental test chamber door alarm device according to an embodiment of the present disclosure;
FIG. 3 is a schematic view of a workflow of a rapidly deployed environmental test chamber door alarm device according to an embodiment of the present disclosure;
FIG. 4 is a schematic structural diagram of a door opening alarm circuit in a rapidly deployed environmental test chamber door alarm device according to an embodiment of the present disclosure;
FIG. 5 is a schematic structural diagram of a door closing alarm circuit in the rapidly deployed environmental test chamber door alarm apparatus according to an embodiment of the present disclosure;
the device comprises a 10-environmental test chamber box body, a 101-mounting seat, a 1011-contact switch, a 102-manual self-locking switch, a 103-audible and visual alarm, a 20-environmental test chamber box door and a 201-baffle structural member.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
The embodiment of the application discloses environmental test chamber door alarm device who deploys fast is applied to 2m3Alarm prompt for preventing false opening and false closing of high-low temperature damp-heat environment test box is also applied to 20m3The alarm prompt of the false opening and the false closing of the walk-in high-low temperature damp-heat environment test box ensures that an unauthorized person can obtain an acousto-optic alarm when opening or closing a door, and a test person on duty is prompted and prevented in time to ensure that the test sample state in the test process is controlled, the test sample is always in a specified temperature and humidity environment, and the test process is ensured to meet the specified environmental stress requirement.
As shown in fig. 1 to fig. 5, the environmental test chamber door alarm device for rapid deployment according to this embodiment includes: the device comprises a contact switch, a mounting seat, a baffle structural member, a 220V alternating current power supply, a manual self-locking switch, an audible and visual alarm and a master control relay; the contact switch comprises a wiring terminal and a trigger spring; the contact switch is fixed on a box body of the environmental test box through a mounting seat; the baffle structural member is fixed on a box door of the environmental test box;
the contact switch state is set to be normally closed by connecting the 220V alternating-current power supply to a wiring terminal in a normally closed state, the trigger spring is kept in a state of contacting with a baffle structural member, when the door of the environmental test box door is opened, the trigger spring is separated from the baffle structural member, the contact switch acts, the audible and visual alarm is electrified to trigger the audible and visual alarm to give an alarm, and audible and visual prompts are sent out;
or, through inciting somebody to action 220V alternating current power supply inserts the binding post of normally open state, will contact on-off state establishes to normally open, trigger spring keeps the state with the separation of baffle structure, works as when the door operation is closed to the environmental test chamber door appears, trigger spring and the contact of baffle structure, the contact on-off action, audible-visual annunciator circular telegram triggers audible-visual annunciator reports to the police, sends the audible-visual suggestion.
It should be noted that only a part of the structure is marked in fig. 2, and the 220V ac power supply and the main control relay in the present device are not shown in fig. 2.
In the rapidly deployed environmental test box door alarm device of this embodiment, when the environmental test box needs to be opened for alarm, the 220V ac power supply also passes through a main control relay on the environmental test box before being connected to the contact switch; when the environmental test chamber is in a non-running state, the contact of the main control relay is in a disconnected state, and the 220V alternating current power supply does not supply power; when the environmental test chamber is in a running state, the main control relay contact is in a closed state, the 220V alternating current power supply supplies power, and the door opening alarm takes effect.
In the rapidly deployed environmental test chamber door alarm device of this embodiment, when the environmental test chamber needs to be closed for alarm, the 220V ac power supply is directly connected to the terminal in the normally open state of the contact switch; and when the environmental test box is in an operating state and a non-operating state, the door closing alarm is effective.
In the rapidly deployed environmental test chamber door alarm device according to this embodiment, the audible and visual alarm is configured to provide an audible and visual alarm, and the audible and visual alarm is powered on when the environmental test chamber is in an operating state and is not powered on when the environmental test chamber is in a non-operating state; the sound and light alarm comprises a buzzing alarm and a flashing alarm.
In the rapidly deployed environmental test box door alarm device of the embodiment, the device is provided with a manual self-locking switch, and when the manual self-locking switch is arranged at a closed position, the alarm device is powered on to monitor the opening and closing of a door; when the manual self-locking switch is arranged at the off position, the alarm device is not powered on and is used for preventing the alarm device from giving an alarm in a virtual way and avoiding the sound-light alarm from sounding for a long time.
The embodiment the environmental test chamber door alarm device who deploys fast in, 220 alternating current power supply's power cord connects when the binding post in the contact switch, the contact switch state is normally open, after trigger spring and the contact closure of baffle structure spare in the contact switch, audible-visual annunciator circular telegram sends audible-visual annunciator suggestion, realizes the audible-visual annunciator to the operation of closing the door that is not permitted.
In the alarm device for the rapidly deployed environmental test box door, the baffle structural member and the mounting seat are fixed through mounting holes or lifting ring threaded holes or 3M adhesive tapes on the environmental test box door and the box body. The utility model discloses in, adopt aforementioned structure to make the installation of this device, dismantle convenient, can dispose fast, remove. In addition, the original control system of the environmental test chamber is not changed by the device, and the original safety protection measures and the data acquisition function are not influenced. In addition, the device has universality by adopting the structure, is suitable for alarming when the box door of the environmental test box is opened or closed and can be used for 500L and 1m3、2m3Small environmental test chamber with equal volume, and can be used for 10m3、20m3、50m3Large walk-in environment of equal volumeAnd (4) a test chamber.
In the alarm device for the rapidly deployed environmental test chamber door, the baffle structural member is made of stainless steel sections. The utility model discloses in, through the baffle structure who adopts stainless steel section bar, make baffle structure is corrosion-resistant, moisture resistant.
In addition, the present embodiment also provides an alarm flow chart of the device based on a rapidly deployed environmental test chamber door alarm device, which is specifically shown in fig. 3.
The embodiment discloses an electrical connection relationship between the following door opening alarm action and the following door closing alarm action based on a rapidly deployed environment test door alarm device and an alarm process.
In the first aspect, in the present embodiment, the electrical connection relationship of the door opening alarm operation is as shown in fig. 4.
In the utility model, when the equipment runs, the main control relay KA1 is automatically switched on;
in the utility model, when the audible and visual alarm BZ is required to work, the power-on button of the manual self-locking switch SB1 is pressed, and the indicator light of the manual self-locking switch SB1 is on, namely, the door opening alarm is started; the manual self-locking switch SB1 power-off button is pressed, the manual self-locking switch SB1 indicator light is turned off, namely, the door opening alarm is released;
in the utility model, when the environmental test box door is opened, the baffle structure on the test box door triggers the spring to be separated from the contact switch KA2 fixed on the test box body, and the contact switch KA2 is connected with the power supply of the audible and visual alarm;
in the utility model, if the door is opened accidentally during the operation of the equipment, the audible and visual alarm BZ is powered on to alarm, but the equipment cannot be stopped; in addition, if the door is opened without alarming, the manual self-locking switch SB1 is closed.
In a second aspect, the electrical connection relationship of the door closing alarm operation in this embodiment is shown in fig. 5.
In the utility model, before entering the walk-in test box, a person presses the power-on button of the manual self-locking switch SB1, and the indicator light of the manual self-locking switch SB1 is on, namely, the door closing alarm is started; the manual self-locking switch SB1 power-on button is pressed, the manual self-locking switch SB1 indicator light is turned off, namely, the door closing alarm is released;
in the utility model, when the walk-in test chamber door is closed, the contact switch KA2 fixed on the test chamber door baffle structure and the test chamber body triggers the spring to be released, and the contact switch KA2 is connected with the power supply of the audible and visual alarm;
the utility model discloses in, no matter under equipment running state or the stop state, all can trigger audible-visual annunciator BZ work, carry out audible-visual annunciator by the unexpected close of step-in test chamber door, can remove the warning through pressing manual self-locking switch SB1 power-off button this moment.
Specifically, the utility model discloses in, the model that contact switch can adopt is ME-8122, the model that manual self-locking switch can adopt is KCD 2-30A's ship type control switch, the model that audible-visual annunciator can adopt is LTE-2071WJ, is connected with 1, 2 contacts or 3, 4 contacts of contact switch ME-8122 respectively through the power cord, realizes the switching of contact switch normal close, normally open state. The utility model discloses utilize contact switch trigger spring and baffle structure closure and separation state, control audible-visual annunciator's break-make state to carry out the reputation suggestion of the switch door operation that does not allow.
Specifically, the utility model discloses in, the mount pad can be designed for the U-shaped, and the material can adopt 304 stainless steel structures, and the size can be designed for the wide 60mm height 40mm of long 100 mm. The baffle structure can be designed to be L-shaped, the material can adopt a 304 stainless steel structure, and the size can be designed to be 60mm in length, 30mm in width and 30mm in height.
The environment test box door alarm device capable of being rapidly deployed is adopted as an auxiliary facility of the test box, the top of the environment test box door and the top of the test box are structurally fixed, when door opening and closing operation is not allowed, sound and light alarm is given, a test person on duty is prompted to stop in time, the test state of a test product in the test process is controlled, and the test process is guaranteed to meet the specified environment stress requirement.
Therefore, compared with the prior art, the utility model the obvious advantage is: in order to solve the technical problem, the utility model discloses not only arrange fast, simple structure moreover for the operation of opening the door, closing the door obtains the suggestion of reporting to the police not allowing, does not change original control system, does not influence safety protection, data acquisition function, is applicable to walk-in high low temperature damp and hot environmental test case, small-size high low temperature damp and hot environmental test case.
Other embodiments of the present application will be apparent to those skilled in the art from consideration of the specification and practice of the application disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the application and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the application being indicated by the following claims.
It will be understood that the present application is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the application is limited only by the appended claims.
Claims (8)
1. The utility model provides an environmental test chamber door alarm device of quick deployment which characterized in that includes: the device comprises a contact switch, a mounting seat, a baffle structural member, a 220V alternating current power supply, a manual self-locking switch, an audible and visual alarm and a master control relay; the contact switch comprises a wiring terminal and a trigger spring; the contact switch is fixed on a box body of the environmental test box through a mounting seat; the baffle structural member is fixed on a box door of the environmental test box;
the contact switch state is set to be normally closed by connecting the 220V alternating-current power supply to a wiring terminal in a normally closed state, the trigger spring is kept in a state of contacting with a baffle structural member, when the door of the environmental test box door is opened, the trigger spring is separated from the baffle structural member, the contact switch acts, the audible and visual alarm is electrified to trigger the audible and visual alarm to give an alarm, and audible and visual prompts are sent out;
or, through inciting somebody to action 220V alternating current power supply inserts the binding post of normally open state, will contact on-off state establishes to normally open, trigger spring keeps the state with the separation of baffle structure, works as when the door operation is closed to the environmental test chamber door appears, trigger spring and the contact of baffle structure, the contact on-off action, audible-visual annunciator circular telegram triggers audible-visual annunciator reports to the police, sends the audible-visual suggestion.
2. The rapidly deployed environmental test chamber door alarm device according to claim 1, wherein when the environmental test chamber needs to be opened for alarm, the 220V ac power supply also passes through a main control relay on the environmental test chamber before being connected to the contact switch; when the environmental test chamber is in a non-running state, the contact of the main control relay is in a disconnected state, and the 220V alternating current power supply does not supply power; when the environmental test chamber is in a running state, the main control relay contact is in a closed state, the 220V alternating current power supply supplies power, and the door opening alarm takes effect.
3. The rapidly deployed environmental test chamber door alarm device according to claim 1, wherein when the environmental test chamber needs to be closed for alarm, the 220V ac power supply is directly connected to the terminal of the normally open state of the contact switch; and when the environmental test box is in an operating state and a non-operating state, the door closing alarm is effective.
4. The rapidly deployed environmental test chamber door alarm device according to claim 1, wherein the audible and visual alarm is configured to provide an audible and visual alarm, and the audible and visual alarm is powered on when the environmental test chamber is in an operating state and is not powered on when the environmental test chamber is in a non-operating state; the sound and light alarm comprises a buzzing alarm and a flashing alarm.
5. The rapidly deployed environmental test chamber door alarm device according to claim 1, wherein the device is provided with a manual self-locking switch, and when the manual self-locking switch is placed in a closed position, the alarm device is powered on to monitor opening and closing of the chamber door; when the manual self-locking switch is arranged at the off position, the alarm device is not powered on and is used for preventing the alarm device from giving an alarm in a virtual way and avoiding the sound-light alarm from sounding for a long time.
6. The environmental test chamber door alarm device of claim 1, wherein when the 220 ac power supply line is connected to the terminal of the contact switch, the contact switch is normally open, and when the trigger spring of the contact switch is closed by the contact with the baffle structure, the audible and visual alarm is turned on to give an audible and visual alarm prompt, thereby realizing audible and visual alarm for the door closing operation which is not allowed.
7. The environmental test chamber door alarm device of claim 1, wherein the baffle structure and the mounting seat are fixed by mounting holes or threaded ring holes or 3M adhesive tape on the environmental test chamber door and the chamber body.
8. The rapidly deployed environmental test chamber door alarm device of claim 1, wherein the baffle structure is made of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120616507.5U CN214541003U (en) | 2021-03-26 | 2021-03-26 | Environmental test chamber door alarm device who deploys fast |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120616507.5U CN214541003U (en) | 2021-03-26 | 2021-03-26 | Environmental test chamber door alarm device who deploys fast |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214541003U true CN214541003U (en) | 2021-10-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120616507.5U Active CN214541003U (en) | 2021-03-26 | 2021-03-26 | Environmental test chamber door alarm device who deploys fast |
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| Country | Link |
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| CN (1) | CN214541003U (en) |
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2021
- 2021-03-26 CN CN202120616507.5U patent/CN214541003U/en active Active
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