CN107842994A - A kind of antifreeze heater - Google Patents

A kind of antifreeze heater Download PDF

Info

Publication number
CN107842994A
CN107842994A CN201711264569.9A CN201711264569A CN107842994A CN 107842994 A CN107842994 A CN 107842994A CN 201711264569 A CN201711264569 A CN 201711264569A CN 107842994 A CN107842994 A CN 107842994A
Authority
CN
China
Prior art keywords
water
heat
antifreeze
shell
generating pipe
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.)
Pending
Application number
CN201711264569.9A
Other languages
Chinese (zh)
Inventor
谢岳荣
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
FOSHAN FAENZA SANITARY WARE Co Ltd
Original Assignee
FOSHAN FAENZA SANITARY WARE Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by FOSHAN FAENZA SANITARY WARE Co Ltd filed Critical FOSHAN FAENZA SANITARY WARE Co Ltd
Priority to CN201711264569.9A priority Critical patent/CN107842994A/en
Publication of CN107842994A publication Critical patent/CN107842994A/en
Pending legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H1/00Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
    • F24H1/18Water-storage heaters
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00Details
    • F24H9/18Arrangement or mounting of grates or heating means
    • F24H9/1809Arrangement or mounting of grates or heating means for water heaters
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00Details
    • F24H9/20Arrangement or mounting of control or safety devices
    • F24H9/2007Arrangement or mounting of control or safety devices for water heaters

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Pipe Accessories (AREA)

Abstract

The present invention relates to a kind of antifreeze heater, including heating mechanism, temperature control mechanism and antifreeze mechanism;The heating mechanism is used to provide heat, and it comprises at least heat-generating pipe, surrounds water route, the water inlet being connected with the water route and the delivery port being connected with the water route of the heat-generating pipe;The temperature control mechanism is used to control water temperature, and it is connected with the delivery port;The antifreeze mechanism is connected with the water route, and it includes the first antifreeze mechanism and the second antifreeze mechanism, and first antifreeze mechanism and second antifreeze mechanism are respectively connected with the water route.Antifreeze heater provided by the invention, alleviate the axial volumetric expansion and radial direction volumetric expansion during water freezing by first antifreeze mechanism and the second antifreeze mechanism respectively, during so as to prevent water freezing, extrude shell and heat-generating pipe, so as to destroy the heat-generating pipe and shell, ensure the service life of antifreeze heater.

Description

A kind of antifreeze heater
Technical field
The present invention relates to a kind of heating device technology area, in particular it relates to a kind of antifreeze heater.
Background technology
Heater is widely used by market, and water route is set around heating tube for some, has water to riddle after use Heater inside or outside heating tube, it is appreciably shorter in the service life of cold district, and it is due to cold to trace it to its cause Water inside regional heater can freeze into ice, and the volume of the water inside the process that freezes heater becomes big, adds so as to pressurize Heat pipe so that the water pipe of heater causes it short in the service life of cold district by squeeze crack, significantly have impact on this kind heating Device cold district use, therefore, it is necessary to a kind of heater of frost-cracking-preventing be proposed, to be applicable making for cold district With solution problem above.
The present invention proposes a kind of antifreeze heater, provided with frost-cracking-preventing structure, to alleviate Volume Changes when water freezes, Solve the problems, such as that heater is short in cold district service life.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of antifreeze heater, provided with frost-cracking-preventing structure, to alleviate Volume Changes when water freezes, solve the problems, such as that heater is short in cold district service life.
In order to solve the above-mentioned technical problem, the present invention proposes a kind of antifreeze heater, including heating mechanism, temperature control mechanism And antifreeze mechanism;
The heating mechanism is used to provide heat, its comprise at least heat-generating pipe, the water route for surrounding the heat-generating pipe, with it is described Water inlet that water route is connected and the delivery port being connected with the water route;
The temperature control mechanism is used to control water temperature, and it is connected with the delivery port;
The antifreeze mechanism is connected with the water route, and it includes the first antifreeze mechanism and the second antifreeze mechanism, and described One antifreeze mechanism and second antifreeze mechanism are respectively connected with the water route.
Preferably, the heating mechanism also includes shell;The heat-generating pipe and water route are located at the enclosure, it is described enter The mouth of a river is located on the shell with the delivery port.
Preferably, the antifreeze mechanism is connected with the water route, is installed on the shell, and it is expansion piece;
The swelling volume of the expansion piece is more than or equal to the 10% of the water route total capacity.
Preferably, first antifreeze mechanism is located at one end of the shell, and it is connected with the shell by end cap;
Second antifreeze mechanism is located at the side wall of the shell, and it is connected with the shell by self-tapping screw.
Preferably, heat-generating pipe shell structure in a tubular form, it includes water inlet end and water side, the water inlet end with it is described Water inlet is connected, and the water side is connected with positioned at the water route.
Preferably, shell structure, its internal diameter are more than the external diameter of the heat-generating pipe to the shell in a tubular form.
Preferably, the water route includes interior water route and outer water channel;
The interior water route is located at the inside of the heat-generating pipe, the outer water channel be located at the heat-generating pipe and the shell it Between, and the interior water route is connected with the outer water channel.
Preferably, the outside of the heat-generating pipe is provided with and protrudes from the fixture of the heat-generating pipe and positioned at the heat-generating pipe The spacing ring of end, the external diameter of the fixture are equal with the internal diameter of the shell;
The spacing ring is located at the water side of the heat-generating pipe, and its internal diameter is equal with the external diameter of the heat-generating pipe, its external diameter It is equal with the internal diameter of the shell;
The spacing ring is provided with through hole.
Preferably, the heating mechanism also includes the first sealing gasket, and first sealing gasket is located at entering for the heat-generating pipe Water end (W.E.), realize the sealed connection between the heat-generating pipe and the shell;
The second sealing gasket is additionally provided between the fixture and the shell, second sealing gasket is used to realize the hair Sealed connection between heat pipe and the shell.
Preferably, the temperature control mechanism is connected with the delivery port, and it includes water-supply-pipe, on the water-supply-pipe Cooling-water temperature sensor, the temperature detect switch (TDS) being connected with the cooling-water temperature sensor and the temperature controller branch for fixing the temperature detect switch (TDS) Frame.
Compared with prior art, the beneficial effects of the present invention are:
1st, antifreeze heater provided by the invention, alleviated respectively by first antifreeze mechanism and the second antifreeze mechanism Axial volumetric expansion and radial direction volumetric expansion during water freezing, during so as to prevent water freezing, shell and heat-generating pipe are extruded, so as to broken The bad heat-generating pipe and shell, ensure the service life of antifreeze heater.
2nd, antifreeze heater provided by the invention, the shell and institute are realized by the first sealing gasket and the second sealing gasket The sealed connection between heat-generating pipe is stated, prevents from oozing out in gap of the water between the heat-generating pipe and the shell.
3rd, antifreeze heater provided by the invention, the fixation of the heat-generating pipe is realized by fixture and spacing ring, and Through hole is set on spacing ring, and the connection in realization between water route and outer water channel is simple in construction, convenient and swift.
4th, antifreeze heater provided by the invention, by the temperature control mechanism, the control of water temperature is realized, so as to avoid Fluctuating temperature is larger so as to scalding the potential safety hazard of user.
5th, antifreeze heater provided by the invention, axial direction when first antifreeze mechanism is used to alleviate water freezing Volumetric expansion, during so as to prevent water freezing, compress axially the shell and heat-generating pipe so as to destroy the heat-generating pipe and shell, Ensure the service life of antifreeze heater;On the other hand, the fixation between the heat-generating pipe and the end cap can also be realized And it is tightly connected.
Brief description of the drawings
Fig. 1 is the structural representation of antifreeze heater provided by the invention;
Fig. 2 is the profile of antifreeze heater provided by the invention.
Embodiment
In order that those skilled in the art more fully understands technical scheme, it is below in conjunction with the accompanying drawings and preferred real Applying example, the present invention is described in further detail.
As shown in Figure 1-2, a kind of antifreeze heater, including heating mechanism 1, temperature control mechanism 2 and antifreeze mechanism 3;
The heating mechanism 1 is used to provide heat, and it comprises at least heat-generating pipe 11, surrounds the water route of the heat-generating pipe 11 12nd, the water inlet 13 being connected with the water route 12 and the delivery port 14 being connected with the water route 12;
The temperature control mechanism 2 is used to control water temperature, and it is connected with the delivery port 14;
The antifreeze mechanism 3 is connected with the water route 12, and it includes the first antifreeze mechanism 31 and the second antifreeze mechanism 32, First antifreeze mechanism 31 and second antifreeze mechanism 32 are respectively connected with the water route 12.
The heating mechanism 1 is used to provide heat, and the function of heating realization heating after energization, it includes heat-generating pipe 11, bag Enclose water inlet 13 that the water route 12 inside the heat-generating pipe 11 is connected with the water route 12, go out with what the water route 12 was connected The mouth of a river 14 and shell 15, the heat-generating pipe 11 and water route 12 are located inside the shell 15, the water inlet 13 with it is described go out The mouth of a river 14 is located on the shell 15.
The heat-generating pipe 11 is connected with extraneous power supply, and it generates heat after being powered, on its interior and surrounding for heating Water.The heat-generating pipe 11 shell structure in a tubular form, it includes water inlet end 11a and water side 11b, the water inlet end 11a with it is described Water inlet 13 is connected, and the water side 11b is connected with the water route 12 around the heat-generating pipe.
The water route 12 is located at the inside of the shell 15 and the heat-generating pipe 11, and it includes interior water route 12a and outer water channel 12b, the interior water route 12a are located at the inside of the heat-generating pipe 11, the outer water channel 12b be located at the heat-generating pipe 11 with it is described outer Between shell 15, and the interior water route 12a is connected with the outer water channel 12b, consequently facilitating water is after the water inlet 13 is entered, Heated by the heat-generating pipe 11, then flowed out from the delivery port 14.
The water inlet 13 is located on the shell 15, and it is connected with the water inlet pipe in the external world, and passes through the shell 15 It is connected with the water inlet end of the heat-generating pipe 11.
The delivery port 14 is located on the shell 15 and is connected with the outer water channel 12b, and with the external world outlet pipe It is connected.
Shell structure, its internal diameter are more than the external diameter of the heat-generating pipe 11, are easy to form outer water channel the shell 15 in a tubular form 12b.One end that the shell 15 seals is provided with water inlet 13, the water inlet end 11a of the heat-generating pipe 11 and the phase of water inlet 13 Mutually it is tightly connected.
Specifically, the heating mechanism 1 also includes the first sealing gasket 16, first sealing gasket 16 is located at the heat-generating pipe 11 water inlet end, the sealed connection between the heat-generating pipe 11 and the shell 15 is realized, prevent from entering from the water inlet 13 Water oozed out from the gap between the heat-generating pipe 11 and the shell 15.
In order to preferably realize the fixation of the heat-generating pipe 11, and realize between the heat-generating pipe 11 and the shell 15 Sealing, the outside of the heat-generating pipe 11, which is provided with, protrudes from the fixture 11c of the heat-generating pipe and positioned at the heating tube end Spacing ring 11d, the external diameter of the fixture 11c is equal with the internal diameter of the shell 15, so as to realize the heat-generating pipe 11 One end is fixed.More preferably, the second sealing gasket 17, second sealing are additionally provided between the fixture 11c and the shell 15 Pad 17 is used to realize the sealed connection between the heat-generating pipe 11 and the shell 15, prevents the water inside the outer water channel 12b Oozed out from the gap between the heat-generating pipe 11 and the shell 15.
The spacing ring 11d is located at the water side of the heat-generating pipe 11, and its internal diameter is equal with the external diameter of the heat-generating pipe 11, Its external diameter is equal with the internal diameter of the shell 15, in this way, being realized by the spacing ring 11d and the fixture 11c described Being fixedly connected between heat-generating pipe 11 and the shell 15.More preferably, the spacing ring 11d is provided with through hole, is easy to implement institute State the connection between interior water route 12a and the outer water channel 12b.
The temperature control mechanism 2 is used to control water temperature, and it is connected with the delivery port, and it includes water-supply-pipe 21, positioned at institute State the cooling-water temperature sensor 22 on water-supply-pipe 21, the temperature detect switch (TDS) 23 being connected with the cooling-water temperature sensor 22 and for fixing State the temperature controller support 24 of temperature detect switch (TDS) 23.
The water-supply-pipe 21 is connected with the delivery port 14, and the water that the delivery port 14 flows out passes through the temperature control mechanism Flowed out after 2 detections.
The cooling-water temperature sensor 22 is used to detect the water inside the water-supply-pipe in real time, and sends a signal to the temperature Control switch 23, when water temperature is not when in the range of setting, the temperature detect switch (TDS) 23 is closed, and prevents water from being flowed from the water-supply-pipe 21 Go out, it is larger so as to scalding the potential safety hazard of user so as to avoid fluctuating temperature.
The temperature detect switch (TDS) 23 is connected with the cooling-water temperature sensor 22, and water of the control inside the shell 15 is opened Off status.The temperature controller support 24 is used to the temperature detect switch (TDS) 23 being installed on the water-supply-pipe 21, itself and the water delivery Pipe 21 is tightly connected, and is prevented the water inside the shell 15 from entering on the temperature detect switch (TDS) 23, is influenceed the temperature control and open Close 23 normal work.
The antifreeze mechanism 3 is connected with the water route 12, is installed on the shell 15, and it is expansion piece, when its by During to pressure, the deformation under the effect of the pressure of antifreeze mechanism 3, so as to change the volume in the water route 12, prevent from being located at When water inside water route 12 is because of icing volumetric expansion, the heat-generating pipe 11 and shell 15 are extruded, so as to destroy the heat-generating pipe 11 And shell 15, influence the service life of the antifreeze heater.Further, the swelling volume of the expansion piece is more than or waited In the 10% of the water route total capacity.Herein, when being build-up ice due to water, its volume increase 10%, therefore herein by the swollen of expansion piece Swollen volume is set greater than or 10% equal to water route total capacity, by the expansion of expansion piece, alleviates volume pressure during water freezing Power, so as to ensure the service life of the antifreeze heater.
The expansion piece is resilient expansion elements, specially elastic caoutchouc or other resilient expansion elements, with specific reference to actual need Want, the type of the expansion piece is set.
The antifreeze mechanism 3 includes the first antifreeze mechanism 31 and the second antifreeze mechanism 32, the He of the first antifreeze mechanism 31 Second antifreeze mechanism 32 is respectively connected with the water route 12.
First antifreeze mechanism 31 is located at one end of the shell, the i.e. openend positioned at the shell 15, itself and institute State shell 15 by end cap 18 to be connected, realize the fixed installation between first antifreeze mechanism 31 and the shell 15.This Place, first antifreeze mechanism 31 is arranged at the openend of the shell 15, i.e., on the axial direction of described shell 15, is used for Volumetric expansion when alleviating water freezing on axial direction, during so as to prevent water freezing, compress axially the shell 15 and heat-generating pipe 11, so as to destroy the heat-generating pipe 11 and shell 15, ensure the service life of antifreeze heater;On the other hand, can also realize Fixation and sealed connection between the heat-generating pipe 11 and the end cap 18.
Second antifreeze mechanism 32 is located at the side wall of the shell 15, i.e., positioned at the shell 15 in the radial direction, its It is connected with the shell 15 by self-tapping screw 19, realizes the fixation between second antifreeze mechanism 32 and the shell 15 Installation.Herein, second antifreeze mechanism 32 is arranged to the side wall of the shell 15, i.e., the radial direction of described shell 15 On, volumetric expansion during for alleviating water freezing in the radial direction, during so as to prevent water freezing, shell 15 described in radial compression and Heat-generating pipe 11 is further ensured that the service life of antifreeze heater so as to destroy the heat-generating pipe 11 and shell 15.
Compared with prior art, the beneficial effects of the present invention are:
1st, antifreeze heater provided by the invention, alleviated respectively by first antifreeze mechanism and the second antifreeze mechanism Axial volumetric expansion and radial direction volumetric expansion during water freezing, during so as to prevent water freezing, shell and heat-generating pipe are extruded, so as to broken The bad heat-generating pipe and shell, ensure the service life of antifreeze heater.
2nd, antifreeze heater provided by the invention, the shell and institute are realized by the first sealing gasket and the second sealing gasket The sealed connection between heat-generating pipe is stated, prevents from oozing out in gap of the water between the heat-generating pipe and the shell.
3rd, antifreeze heater provided by the invention, the fixation of the heat-generating pipe is realized by fixture and spacing ring, and Through hole is set on spacing ring, and the connection in realization between water route and outer water channel is simple in construction, convenient and swift.
4th, antifreeze heater provided by the invention, by the temperature control mechanism, the control of water temperature is realized, so as to avoid Fluctuating temperature is larger so as to scalding the potential safety hazard of user.
5th, antifreeze heater provided by the invention, axial direction when first antifreeze mechanism is used to alleviate water freezing Volumetric expansion, during so as to prevent water freezing, compress axially the shell and heat-generating pipe so as to destroy the heat-generating pipe and shell, Ensure the service life of antifreeze heater;On the other hand, the fixation between the heat-generating pipe and the end cap can also be realized And it is tightly connected.
Described above is the preferred embodiment of the present invention, it is noted that for those skilled in the art For, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications are also considered as Protection scope of the present invention.

Claims (10)

1. a kind of antifreeze heater, it is characterised in that including heating mechanism, temperature control mechanism and antifreeze mechanism;
The heating mechanism is used to provide heat, and it comprises at least heat-generating pipe, the water route for surrounding the heat-generating pipe and the water route The water inlet being connected and the delivery port being connected with the water route;
The temperature control mechanism is used to control water temperature, and it is connected with the delivery port;
The antifreeze mechanism is connected with the water route, and it includes the first antifreeze mechanism and the second antifreeze mechanism, and described first is anti- Freeze mechanism and second antifreeze mechanism is respectively connected with the water route.
2. antifreeze heater as claimed in claim 1, it is characterised in that the heating mechanism also includes shell;The hair Heat pipe and water route are located at the enclosure, and the water inlet is located on the shell with the delivery port.
3. antifreeze heater as claimed in claim 2, it is characterised in that the antifreeze mechanism is connected with the water route, It is installed on the shell, it is expansion piece;
The swelling volume of the expansion piece is more than or equal to the 10% of the water route total capacity.
4. antifreeze heater as claimed in claim 3, it is characterised in that first antifreeze mechanism is located at the shell One end, it is connected with the shell by end cap;
Second antifreeze mechanism is located at the side wall of the shell, and it is connected with the shell by self-tapping screw.
5. antifreeze heater as claimed in claim 2, it is characterised in that heat-generating pipe shell structure in a tubular form, it is wrapped Water inlet end and water side are included, the water inlet end is connected with the water inlet, and the water side is connected with positioned at the water route.
6. antifreeze heater as claimed in claim 2, it is characterised in that the tubular casing structure that the shell is in, in it Footpath is more than the external diameter of the heat-generating pipe.
7. antifreeze heater as claimed in claim 6, it is characterised in that the water route includes interior water route and outer water channel;
The interior water route is located at the inside of the heat-generating pipe, the outer water channel between the heat-generating pipe and the shell, and The interior water route is connected with the outer water channel.
8. antifreeze heater as claimed in claim 2, it is characterised in that the outside of the heat-generating pipe is described provided with protruding from The fixture of heat-generating pipe and the spacing ring positioned at the heating tube end, the internal diameter of the external diameter of the fixture and the shell It is equal;
The spacing ring is located at the water side of the heat-generating pipe, and its internal diameter is equal with the external diameter of the heat-generating pipe, its external diameter and institute The internal diameter for stating shell is equal;
The spacing ring is provided with through hole.
9. antifreeze heater as claimed in claim 5, it is characterised in that the heating mechanism also includes the first sealing gasket, First sealing gasket is located at the water inlet end of the heat-generating pipe, realizes the sealed connection between the heat-generating pipe and the shell;
The second sealing gasket is additionally provided between the fixture and the shell, second sealing gasket is used to realize the heat-generating pipe With the sealed connection between the shell.
10. antifreeze heater as claimed in claim 7, it is characterised in that the temperature control mechanism is connected with the delivery port Connect, it includes water-supply-pipe, the cooling-water temperature sensor on the water-supply-pipe, the temperature detect switch (TDS) being connected with the cooling-water temperature sensor And for fixing the temperature controller support of the temperature detect switch (TDS).
CN201711264569.9A 2017-12-05 2017-12-05 A kind of antifreeze heater Pending CN107842994A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711264569.9A CN107842994A (en) 2017-12-05 2017-12-05 A kind of antifreeze heater

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711264569.9A CN107842994A (en) 2017-12-05 2017-12-05 A kind of antifreeze heater

Publications (1)

Publication Number Publication Date
CN107842994A true CN107842994A (en) 2018-03-27

Family

ID=61664420

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201711264569.9A Pending CN107842994A (en) 2017-12-05 2017-12-05 A kind of antifreeze heater

Country Status (1)

Country Link
CN (1) CN107842994A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108643304A (en) * 2018-07-09 2018-10-12 西马智能科技股份有限公司 A kind of frost-cracking-preventing, that is, thermal modules
CN108755883A (en) * 2018-07-09 2018-11-06 西马智能科技股份有限公司 A kind of instantaneous heat type intelligent closestool

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005308103A (en) * 2004-04-22 2005-11-04 Rinnai Corp Pilot valve
CN201795600U (en) * 2009-12-28 2011-04-13 中山华帝燃具股份有限公司 Heat exchanger with anti-freezing function
CN205783716U (en) * 2016-06-15 2016-12-07 苏州畅昇电子科技有限公司 A kind of liquid heating of temperature-controllable
JP2017035994A (en) * 2015-08-11 2017-02-16 株式会社村上開明堂 Washer liquid heating device
CN206055936U (en) * 2016-10-08 2017-03-29 厦门瑞尔特卫浴科技股份有限公司 A kind of frost-cracking-preventing heater
CN206428777U (en) * 2017-01-16 2017-08-22 厦门瑞尔特卫浴科技股份有限公司 A kind of Instant heating type heater and closestool Intelligent cover plate
CN207881198U (en) * 2017-12-05 2018-09-18 佛山市法恩洁具有限公司 A kind of antifreeze heating device

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005308103A (en) * 2004-04-22 2005-11-04 Rinnai Corp Pilot valve
CN201795600U (en) * 2009-12-28 2011-04-13 中山华帝燃具股份有限公司 Heat exchanger with anti-freezing function
JP2017035994A (en) * 2015-08-11 2017-02-16 株式会社村上開明堂 Washer liquid heating device
CN205783716U (en) * 2016-06-15 2016-12-07 苏州畅昇电子科技有限公司 A kind of liquid heating of temperature-controllable
CN206055936U (en) * 2016-10-08 2017-03-29 厦门瑞尔特卫浴科技股份有限公司 A kind of frost-cracking-preventing heater
CN206428777U (en) * 2017-01-16 2017-08-22 厦门瑞尔特卫浴科技股份有限公司 A kind of Instant heating type heater and closestool Intelligent cover plate
CN207881198U (en) * 2017-12-05 2018-09-18 佛山市法恩洁具有限公司 A kind of antifreeze heating device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108643304A (en) * 2018-07-09 2018-10-12 西马智能科技股份有限公司 A kind of frost-cracking-preventing, that is, thermal modules
CN108755883A (en) * 2018-07-09 2018-11-06 西马智能科技股份有限公司 A kind of instantaneous heat type intelligent closestool

Similar Documents

Publication Publication Date Title
CN206802608U (en) A kind of anti-freeze pipe
CN107842994A (en) A kind of antifreeze heater
CN207881198U (en) A kind of antifreeze heating device
CN203131306U (en) Tracing oil tube device
CN215567955U (en) Stop valve with good anti-freezing effect
CN205191920U (en) Air can special high -efficient storage water tank of hot water machine
CN107131780B (en) Double-pipe heat exchanger
CN106568211A (en) Water storage type solar heat collection pipe and pressure-bearing type solar water heater
CN103569538B (en) A kind of pot liquid short range transfer carrying method and device
CN209892457U (en) Anti-freezing horizontal multistage pump
CN207610576U (en) A kind of winterization system and freeze-proof heat exchanger
CN205227765U (en) Instant heating type hot water system of PTC
CN107123940A (en) Fire-proof mud air-pocket type pressure device
CN109915095A (en) A kind of oil well control set pressure device
CN106545668A (en) A kind of ball valve with relief valve
CN204901924U (en) Ground heating coil electric heat liquid tubular construction
CN208273278U (en) A kind of refrigerator heater
CN220549511U (en) Anti-freezing barrel for ethylene glycol storage
CN206891233U (en) Double-pipe heat exchanger
CN102162566A (en) Pipeline anti-freezing and anti-freezing method and pipeline anti-freezing and anti-freezing device
CN206802529U (en) A kind of external thermostat bypasses sebific duct
CN208282406U (en) A kind of heating structure of heat-conducting oil furnace
CN201973403U (en) Anti-freezing device of pipeline
CN207501459U (en) A kind of close electric heater liquid heating of sealing
CN105042837B (en) A kind of heater assembly with two-sided water stream channel

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20180327