CN101907287B - Heat generating core with pressure relieving device - Google Patents
Heat generating core with pressure relieving device Download PDFInfo
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- CN101907287B CN101907287B CN2010102149756A CN201010214975A CN101907287B CN 101907287 B CN101907287 B CN 101907287B CN 2010102149756 A CN2010102149756 A CN 2010102149756A CN 201010214975 A CN201010214975 A CN 201010214975A CN 101907287 B CN101907287 B CN 101907287B
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Abstract
The invention discloses a heat generating core with a pressure relieving device, belonging to a heating device. The traditional heat generating core can not relieve pressure to generate explosion dangers, and causes the bad cleanness, disinfection and decontamination due to the unstable pressure of discharged stream. The heat generating core is characterized in that a heat generating body is arranged in an inner space of a shell on which a water inlet and a steam outlet are arranged, a pressure relieving device is arranged on the steam outlet and comprises a sealing block, a pressure spring and an end cap with a steam discharging interface, wherein the end cap is connected to the shell, and the pressure spring elastically keeps the sealing block on the steam outlet. Once the heat generating core is blocked when in use, pressure steam in the heat generating core can be released for pressure relief through the pressure relieving device, thereby preventing the explosion dangers from endangering personal safety; the steam in the heat generating core can be outwards released according to the set pressure so that the heat generating core has stable pressure and ensures the effects of cleanness, disinfection and decontamination; and as the pressure relieving device is formed by utilizing the structure of the shell, the heat generating core has the advantages of simple and compact structure and small size.
Description
Technical field
The invention belongs to heater, specifically is a kind of to water heating produces that steam is used to clean, sterilization, decontamination are used the heat generating core that has pressure relief device.
Background technology
The patent No. is to disclose a kind of " steam spraying gun " technical scheme for the Chinese invention patent of CN2543601Y (hereinafter referred patent documentation 1) ZL02225164.2, Granted publication number; This patent documentation 1 has disclosed the technology contents of a kind of " steam generator "; The vapor opening 11 that is somebody's turn to do " steam generator " is communicated with nozzle 5, through vapor opening 11 steam is flowed to nozzle 5 during work and discharges.
The patent No. is to disclose a kind of " steam cleaner " technical scheme for the Chinese invention patent of CN2573097Y (hereinafter referred patent documentation 2) ZL02248889.8, Granted publication number; This patent documentation 2 has disclosed the technology contents of a kind of " heat generating core "; The venthole 21 that is somebody's turn to do " heat generating core " is connected to vapor injection port 2 through steam outlet pipe 14, through venthole 21 steam is flowed to vapor injection port 2 during work and discharges.
In conjunction with putting into practice and anatomize above-mentioned two patent documentations; It is thus clear that there is following defective in the two: no matter be " steam generator " of patent documentation 1 or " heat generating core " of patent documentation 2; Safeguard measure is not all taked in its discharging to steam, has elevated pressures and reach " heat generating core " inside at " steam generator " owing to exist vaporescence to make " steam generator " reach " heat generating core " inside.Therefore in use possibly exist just in case obstruction can not pressure release and cause " steam generator " reach " heat generating core " interior steam can not in time discharging,, jeopardize personal safety then there is explosion danger; In addition, no matter be the vapor opening 11 of patent documentation 1 or the venthole 21 of patent documentation 2, all the pressure of steam not to be controlled and directly discharging, the steam pressure shakiness that causes discharging causes cleaning, sterilization, decontamination not good.
Summary of the invention
The technical problem that the present invention will solve and the technical assignment of proposition be overcome existing heat generating core can not pressure release and exist the steam pressure shakiness of explosion danger and discharge to cause cleaning, sterilization, the not good defective of decontamination, a kind of heat generating core that has pressure relief device is provided.For this reason, the present invention adopts following technical scheme:
The heat generating core that has pressure relief device; It is heater to be set in the inner space of housing and water inlet and venthole are set on housing; It is characterized in that on described venthole, establishing a pressure relief device; This pressure relief device comprises the end cap of a sealing block, a compression spring and a band steam discharge interface, and described end cap is connected on the described housing, and described compression spring remains on described sealing block elasticity on the described venthole; Have the ring rib that is positioned at around the said venthole outer end on the described housing, described sealing block contact is on described ring rib; Described sealing block has a coniform guidance part, and this guidance part extends in the described venthole, and is provided with the circular cone guide hole corresponding with described guidance part in the described venthole.Further, offer the steam discharge groove vertically on the inwall of said venthole.
As the optimization technique measure, be placed with sealing ring between described end cap and the described housing.
The present invention is through establishing a pressure relief device on venthole, through this pressure relief device to the control of steam pressure after more outwards (like the nozzle 5 of patent documentation 1 or the vapor injection port 2 of patent documentation 2) carry, can reach following beneficial effect:
1, in use just in case stop up, can the steam in the heat generating core be discharged pressure release, avoid explosion danger, jeopardize personal safety through pressure relief device.
2, can the steam in the heat generating core outwards be discharged according to the pressure of setting, pressure stability guarantees cleaning, sterilization, clean effect.
3, pressure relief device utilizes the structure of housing to form, and simple and compact for structure, volume is little.
Description of drawings
Fig. 1 is the cross-sectional view that the present invention has the heat generating core of pressure relief device.
Fig. 2 is the structural representation of pressure relief device of the present invention.
Fig. 3 is the A portion enlarged drawing of Fig. 2.
Label declaration among the figure: the 1-housing, the 2-heater, the 3-water inlet, the 4-venthole, the 5-pressure relief device, the 6-sealing block, the 7-compression spring, 8-steam discharge interface, the 9-end cap, 10-encircles rib, 11-guidance part, 12-guide hole, 13-steam discharge groove, 14-sealing ring.
The specific embodiment
Below in conjunction with Figure of description the present invention is further specified.
The heat generating core that has pressure relief device of the present invention; As shown in Figure 1; It is in housing 1 (the diagram housing is that upper and lower two and half housings assemble) inner space, heater 2 to be set and water inlet 3 and venthole 4 are set on housing 1; On venthole 4, establish a pressure relief device 5; This pressure relief device 5 (referring to Fig. 2) comprises the end cap 9 of a sealing block 6, a compression spring 7 and a band steam discharge interface 8, and end cap 9 connects (as through being threaded) on housing 1, and compression spring 7 remains on sealing block 6 elasticity on the venthole 4.This heat generating core; When transporting water stream is through heater 2 heating generation steam in heat generating core through water inlet 3; Because compression spring 7 remains on sealing block 6 elasticity on the venthole 4; Therefore venthole 4 is temporarily by shutoff and can not steam discharge, and along with producing increasing of steam in the heat generating core, steam pressure raises; Until the elastic force that can overcome said compression spring 7 and can sealing block 6 be pushed open from venthole 4 and open venthole 4; Released vapour, the steam that therefore discharges have certain pressure (therefore this pressure can determine the pressure of steam ports 4 released vapours through the compression spring of selecting different elastic force for use by the elastic force decision of compression spring 7) and this pressure can keep stable; And, just in case stop up, can the steam in the heat generating core be discharged pressure release through pressure relief device 5, avoid explosion danger, jeopardize personal safety.The steam that discharges with certain pressure from venthole 4 further through be connected on the steam discharge interface 8 steam pipework more outwards (like the nozzle 5 of patent documentation 1 or the vapor injection port 2 of patent documentation 2) carry and supply cleaning, sterilization, decontamination.
As further improving and replenishing to technique scheme; The present invention also comprises following additional technical characterictic; Though Fig. 1-3 has comprised following all additional technical features; Be preferred embodiment of the present invention, but the present invention is not limited to this situation, when embodiment of the present invention, they is selected for use on the described technical scheme of epimere according to concrete effect:
Have on the housing 1 and be positioned at venthole 4 outer ends ring rib 10 on every side; Sealing block 6 contacts are on ring rib 10 (referring to Fig. 3); Form contacting of the theoretic line seamed edge of rib (ring) and face (sealing surface on the sealing block) thus; Guarantee that sealing is reliable, can not leak that the section configuration that therefore should encircle rib can be multiple shapes such as triangle, semicircle.
Be placed with sealing ring 14 between end cap and the housing 1, guarantee sealing.
Claims (2)
1. the heat generating core that has pressure relief device; It is heater (2) to be set in the inner space of housing (1) and water inlet (3) and venthole (4) are set on housing (1); It is characterized in that on described venthole (4), establishing a pressure relief device (5); This pressure relief device (5) comprises the end cap (9) of a sealing block (6), a compression spring (7) and a band steam discharge interface (8); Described end cap (9) is connected on the described housing (1), and described compression spring (7) remains on described sealing block (6) elasticity on the described venthole (4); Have the ring rib (10) that is positioned at around said venthole (4) outer end on the described housing (1), described sealing block (6) contacts on described ring rib (10); Described sealing block (6) has a coniform guidance part (11), and this guidance part (11) extends in the described venthole (4), and is provided with the circular cone guide hole (12) corresponding with described guidance part (11) in the described venthole (4); Offer steam discharge groove (13) on the inwall of said venthole (4) vertically.
2. the heat generating core that has pressure relief device according to claim 1 is characterized in that being placed with sealing ring (14) between described end cap (9) and the described housing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102149756A CN101907287B (en) | 2010-07-01 | 2010-07-01 | Heat generating core with pressure relieving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102149756A CN101907287B (en) | 2010-07-01 | 2010-07-01 | Heat generating core with pressure relieving device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101907287A CN101907287A (en) | 2010-12-08 |
| CN101907287B true CN101907287B (en) | 2012-07-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102149756A Active CN101907287B (en) | 2010-07-01 | 2010-07-01 | Heat generating core with pressure relieving device |
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| Country | Link |
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| CN (1) | CN101907287B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9233402B2 (en) | 2011-11-22 | 2016-01-12 | Techtronic Floor Care Technology Limited | Scaling reduction in a boiler used in a surface cleaning apparatus |
| CN103590879B (en) * | 2013-11-29 | 2016-01-27 | 长城汽车股份有限公司 | Exhaust aftertreatment test system and method |
| CN104006372A (en) * | 2014-04-09 | 2014-08-27 | 青岛云路新能源科技有限公司 | Steam generator |
| CN105716058B (en) * | 2015-12-14 | 2018-07-06 | 美的集团股份有限公司 | Steam generator, steam generator system and household electrical appliance |
| CN105716059B (en) * | 2015-12-14 | 2019-04-02 | 美的集团股份有限公司 | Steam generator system and control method, household electrical appliance |
| CN105615628B (en) * | 2016-02-22 | 2018-01-30 | 北京利仁科技股份有限公司 | A kind of minute-pressure steam chafing dish |
| CN112524587A (en) * | 2020-12-19 | 2021-03-19 | 郑州轻工业大学 | Embedded electromagnetic heating steam generation device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2654985Y (en) * | 2003-08-23 | 2004-11-10 | 应征 | Concealed gas safety valve |
| JP4252607B2 (en) * | 2006-07-26 | 2009-04-08 | シャープ株式会社 | Steam generator and cooking device |
| CN200989479Y (en) * | 2006-12-18 | 2007-12-12 | 宝山钢铁股份有限公司 | Conic spool oneyway valve |
| CN201355027Y (en) * | 2008-11-21 | 2009-12-02 | 佛山市麦尔电器有限公司 | Multifunctional steamer with relief valve |
| CN201731469U (en) * | 2010-07-01 | 2011-02-02 | 宁波凯波集团有限公司 | Heating core with pressure relief device |
-
2010
- 2010-07-01 CN CN2010102149756A patent/CN101907287B/en active Active
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| Publication number | Publication date |
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| CN101907287A (en) | 2010-12-08 |
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