CN209977994U - Steam humidifier with multiple protection functions - Google Patents
Steam humidifier with multiple protection functions Download PDFInfo
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- CN209977994U CN209977994U CN201920813045.9U CN201920813045U CN209977994U CN 209977994 U CN209977994 U CN 209977994U CN 201920813045 U CN201920813045 U CN 201920813045U CN 209977994 U CN209977994 U CN 209977994U
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Abstract
The utility model discloses a steam humidifier with multiple safeguard function, including steam chest and the heating pipe of setting in the steam chest, still include the liquid level control case and be used for detecting the liquid expanding temperature controller of heating pipe temperature, the liquid level control case can set up in steam chest one side with sliding from top to bottom, is connected with communicating pipe between the bottom of steam chest and liquid level control case, is connected with atmospheric pressure balance pipe between steam chest and the liquid level control roof portion, liquid level control case one side is connected with the water inlet pipe and connects, and is provided with the first liquid level controller of control inflow in the liquid level control case, be provided with the second liquid level controller of control inflow in the steam chest, and the top of steam chest is provided with steam outlet and safety relief valve. The utility model discloses a multiple liquid level control, reasonable water level regulation not only can prevent that the heating pipe is empty to burn, can also rationally improve the steam volume.
Description
Technical Field
The utility model relates to a humidifier equipment field, concretely relates to steam humidifier with multiple safeguard function.
Background
At present, some test boxes which need to provide humidity, such as a constant temperature and humidity box, a high temperature and humidity test box, a temperature and humidity alternating test box, a temperature and humidity circulating test box and the like, need to be provided with a humidifier so as to provide the needed humidity in the box body. The general humidifier mainly heats tap water through a heating pipe, the tap water generates steam after boiling, and the steam is guided into a test box working chamber through a guide pipe to humidify the air humidity of the test box. The existing humidifier has some defects, such as short service life of a heating pipe and easy empty burning; the level control is not precise, resulting in a small amount of steam being generated.
Disclosure of Invention
An object of the utility model is to provide a steam humidifier with multiple safeguard function, this humidifier adopt multiple liquid level control, and reasonable water regulation level not only can prevent that the heating pipe is empty to burn, can also rationally improve the steam volume.
The utility model aims at realizing through the following technical scheme: steam humidifier with multiple safeguard function, including steam chest and the heating pipe of setting in the steam chest, still include liquid level control box and be used for detecting the liquid expanding temperature controller of heating pipe temperature, liquid level control box can set up in steam chest one side with sliding from top to bottom, is connected with communicating pipe between the bottom of steam chest and liquid level control box, is connected with atmospheric pressure balance pipe between steam chest and the liquid level control box top, liquid level control box one side is connected with the water inlet pipe and connects, and is provided with the first liquid level controller of control inflow in the liquid level control box, be provided with the second liquid level controller of control inflow in the steam chest, and the top of steam chest is provided with steam outlet and safety relief valve.
Furthermore, the two sides of the liquid level control box are both provided with side wing plates, strip-shaped adjusting holes are vertically formed in the side wing plates, and fixing bolts for fixing the liquid level control box on the steam box are arranged in the adjusting holes.
Furthermore, at least one heating pipe is arranged in the steam box in a transverse mode, and a temperature sensing probe of the liquid expansion type temperature controller is arranged on the surface of the heating pipe.
Furthermore, a drain pipe is connected to the communicating pipe, and a control ball valve is arranged on the drain pipe.
Furthermore, a junction box is fixed on the other side of the steam box, and a junction opening is formed in the junction box.
Further, the steam box comprises an inner container and an outer container, and a heat insulation layer is formed between the inner container and the outer container.
The utility model has the advantages that:
1. the liquid level control box capable of being adjusted in an up-and-down sliding mode is arranged on one side of the evaporation box, the principle of a communicating vessel is adopted between the liquid level control box and the evaporation box, the water level of the liquid level control box and the water level of the evaporation box are kept synchronous, so that the water quantity in the evaporation box is convenient to control, the evaporation space in the evaporation box is reasonably utilized, the water level is kept constant above the heating pipe for a certain distance, the larger evaporation quantity is ensured, meanwhile, the heating pipe is transversely arranged in the evaporation box, the water level can be easily controlled to be over the heating pipe, and the phenomenon that the heating pipe;
2. through set up first liquid level controller in the liquid level control case, the inflow in the accessible back-end director control liquid level control case to realize first heavy protection to the water level in the evaporation tank, set up second liquid level controller in order to realize second heavy protection in the evaporation tank, and through the temperature that sets up liquid expanding temperature controller real-time supervision heating pipe, in order to realize the triple protection of third, multiple protection ensures that the heating pipe does not appear empty phenomenon of burning.
Drawings
Fig. 1 is a left side view schematically illustrating the present invention;
fig. 2 is a schematic front view of the present invention;
fig. 3 is a schematic top view of the present invention;
FIG. 4 is a schematic left side sectional view of the present invention;
fig. 5 is a schematic main sectional view of the present invention.
The labels in the figure are: 1-a pressure balance tube; 2-a steam box; 3-a junction box; 4-a liquid level control box; 5-communicating pipe; 6-a water drain pipe; 7-liquid expansion type temperature controller; 8-safety relief valve; 9-a water inlet pipe joint; 10-a steam outlet; 11-heating tube; 12-a second level controller; 13-a float switch; 14-a mechanical float valve; 21-heat preservation and insulation layer; 31-a wiring port; 41-side wing plate; 42-a regulation hole; 43-a fixing bolt; 71-temperature sensing probe.
Detailed Description
As shown in fig. 1 to 5, the steam humidifier with multiple protection functions provided in this embodiment includes a steam box 2, two heating pipes 11 horizontally disposed in the steam box 2, a liquid level control box 4, and a liquid expansion temperature controller 7 for detecting the temperature of the heating pipes 11, wherein the liquid level control box 4 is slidably disposed at one side of the steam box 2 up and down and is used for adjusting the water level of the intake water, specifically, both sides of the liquid level control box 4 are provided with side wing plates 41, a strip-shaped adjusting hole 42 is vertically disposed on each side wing plate 41, a fixing bolt 43 for fixing the liquid level control box 4 on the steam box 2 is disposed in each adjusting hole 42, the fixing bolt 43 is screwed down, the liquid level control box 4 can be slid up and down to change the position of the liquid level control box 4 relative to the steam box 2, and then the fixing bolt 43 is screwed.
For reasonable control water level, adopt the linker principle between steam chest 2 and the liquid level control case 4, be connected with communicating pipe 5 between the bottom of steam chest 2 and liquid level control case 4 in order to guarantee that water level between the two is synchronous, be connected with atmospheric pressure balance pipe 1 between steam chest 2 and the 4 tops of liquid level control case in order to guarantee that atmospheric pressure between the two is invariable, avoid appearing suck-back or the asynchronous phenomenon of liquid level water level. The utility model discloses a steam box, including liquid level control box 4, mechanical float valve 14, level control box 4, level control box, water pipe switch-on, be provided with the first liquid level controller of control inflow in the liquid level control box 4, first liquid level controller adopts current finished product, it includes float switch 13 and the mechanical type ball-cock assembly 14 of being connected with float switch 13, when the floater rises, touch the inductive element on the float switch 13 through the lever, again with corresponding signal transmission to background controller, control corresponding solenoid valve (not shown) close stop intaking, when the floater is followed the liquid level and is descended, corresponding solenoid valve opens into water, it is invariable to circulate like this and guarantee the inflow, thereby guarantee steam box 2 internal water level through communicating pipe 5 invariable, avoid it to appear empty burning phenomenon after submerging horizontal two heating pipes 11, realize first heavy protection.
The steam box 2 is internally provided with a second liquid level controller 12 for controlling water inflow, the second liquid level controller 12 and the first liquid level controller adopt the same structure, a floating ball point of the second liquid level controller 12 can be lower than a floating ball point of the first liquid level controller, the heating pipe 11 is prevented from burning empty due to the fault of the first liquid level controller, when the water level in the steam box 2 is detected to reach the low point, the electromagnetic valve is controlled to be opened to feed water, so as to realize double protection, a temperature sensing probe 71 of the liquid expansion type temperature controller 7 is tied on the surface of one heating pipe 11, so as to monitor the temperature of the heating pipe 11 in real time, if the temperature is detected to be overhigh, the phenomenon of burning empty occurs, the liquid expansion type temperature controller 7 is electrically connected with a background controller, and after the temperature signal exceeds the standard, the background controller cuts off the power supply of the heating pipe 11, so as to prevent burning empty, the scheme emphasizes improvement among all elements and mutual mechanical relations, and circuit connection is realized by adopting a conventional wiring means, so that the detailed description is omitted.
In order to prevent the excessive air pressure in the steam box 2, the top of the steam box 2 is provided with a safety relief valve 8, and the top of the steam box 2 is provided with a steam outlet so as to be connected with a conduit for conveying steam. The communicating pipe is connected with a drain pipe 6 through a three-way pipe connector, and a control ball valve (not shown) is arranged on the drain pipe 6 so as to discharge a water source in the steam box 2 in time when evaporation is not needed.
In order to facilitate wiring of power lines and signal lines of related power elements, a wiring box 3 is fixed on the other side of the steam box 2, a wiring port 31 is formed in the bottom of the wiring box 3, the steam box 2 comprises an inner container and an outer container, a heat preservation and insulation layer 21 is formed between the inner container and the outer container, the power line of the heating pipe 11 is wired from the wiring port 31 and connected with a background power supply, the power line and the signal line of the second liquid level controller 12 can be wired from the heat preservation and insulation layer 21 to the wiring box 3, accordingly, heat insulation reliability of the heat preservation and insulation layer 21 is guaranteed, and the first liquid level controller and the corresponding electromagnetic control valve can be wired.
The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any modification and replacement based on the technical solution and inventive concept provided by the present invention should be covered within the protection scope of the present invention.
Claims (6)
1. Steam humidifier with multiple safeguard function, including steam chest and the heating pipe of setting in the steam chest, its characterized in that: still include the liquid level control case and be used for detecting the liquid expanding temperature controller of heating pipe temperature, the liquid level control case can set up in steam chest one side with sliding from top to bottom, is connected with communicating pipe between the bottom of steam chest and liquid level control case, is connected with atmospheric pressure balance pipe between steam chest and the liquid level control roof portion, liquid level control case one side is connected with the water supply pipe and connects, and is provided with the first liquid level controller of control inflow in the liquid level control case, be provided with the second liquid level controller of control inflow in the steam chest, and the top of steam chest is provided with steam outlet and safety relief valve.
2. The vapor humidifier with multiple protection functions as claimed in claim 1, wherein: the liquid level control case both sides all are provided with the flank board, and the vertical regulation hole that is provided with the bar on the flank board is provided with the fixing bolt who fixes the liquid level control case on the steam chest in the regulation hole.
3. The vapor humidifier with multiple protection functions as claimed in claim 2, wherein: at least one heating pipe is arranged in the steam box in a transverse mode, and a temperature sensing probe of the liquid expansion type temperature controller is arranged on the surface of the heating pipe.
4. The vapor humidifier with multiple protection functions as claimed in claim 1, wherein: the communicating pipe is connected with a drain pipe, and the drain pipe is provided with a control ball valve.
5. The multi-protection steam humidifier according to any one of claims 1 to 4, wherein: and a junction box is fixed on the other side of the steam box, and a junction port is formed in the junction box.
6. The vapor humidifier with multiple protection functions as claimed in claim 5, wherein: the steam box comprises an inner container and an outer container, and a heat insulation layer is formed between the inner container and the outer container.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920813045.9U CN209977994U (en) | 2019-05-31 | 2019-05-31 | Steam humidifier with multiple protection functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920813045.9U CN209977994U (en) | 2019-05-31 | 2019-05-31 | Steam humidifier with multiple protection functions |
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| Publication Number | Publication Date |
|---|---|
| CN209977994U true CN209977994U (en) | 2020-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920813045.9U Active CN209977994U (en) | 2019-05-31 | 2019-05-31 | Steam humidifier with multiple protection functions |
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| Country | Link |
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| CN (1) | CN209977994U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113124390A (en) * | 2021-05-28 | 2021-07-16 | 深圳市卓益节能环保设备有限公司 | Electric heating steam generator with multiple control |
-
2019
- 2019-05-31 CN CN201920813045.9U patent/CN209977994U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113124390A (en) * | 2021-05-28 | 2021-07-16 | 深圳市卓益节能环保设备有限公司 | Electric heating steam generator with multiple control |
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