CN207555999U - Water heater - Google Patents

Abstract

The utility model discloses a kind of water heater, including：Liner, liner have sewage draining exit, and the internal perisporium of sewage draining exit is equipped with the first internal thread；Blow-off pipe, blow-off pipe include：Extension rod pipeline section, extension rod pipeline section side wall are formed with apopore, and the water in liner enters blow-off pipe by apopore and discharges；Threaded rod pipeline section, threaded rod pipeline section are connected to the lower part of extension rod pipeline section, and the periphery wall of threaded rod pipeline section is equipped with the first external screw thread with the first screw-internal thread fit；Drain valve pipeline section, drain valve pipeline section have what is connected with apopore to go out water passage, and drain valve is installed in drain valve pipeline section, and drain valve pipeline section structure sets out valve chamber, and drain valve includes the definite ceramic chip and dynamic porcelain piece along drain valve pipeline section radially installed；Valve deck.According to the water heater of the utility model embodiment, by setting the first internal thread in the internal perisporium of sewage draining exit, the periphery wall of threaded rod pipeline section is equipped with the first external screw thread with the first screw-internal thread fit, so as to improve the production efficiency of water heater.

Description

Water heater

Technical field

The utility model belongs to an electro-technical field more particularly to a kind of water heater.

Background technology

During water heater blowdown in the relevant technologies, the sewage in liner can not be thoroughly discharged, it is in the course of time, interior A large amount of dirt has been precipitated in courage, has grown a large amount of microorganism, hidden danger is come to human skin health care belt.

Utility model content

The utility model is intended to solve one of above-mentioned technical problem at least to a certain extent.

For this purpose, the utility model proposes a kind of water heater, the pollution discharge capability of the water heater is strong.

Water heater according to the present utility model, including：Liner, the liner have sewage draining exit, the inner circumferential of the sewage draining exit Wall is equipped with the first internal thread；Blow-off pipe, the blow-off pipe include：Stretch into the extension rod pipeline section in the liner, the extension rod Pipeline section side wall is formed with apopore, and the water in the liner is discharged by the apopore into the blow-off pipe；For with institute The threaded rod pipeline section of liner sewage draining exit connection is stated, the threaded rod pipeline section is connected to the lower part of the extension rod pipeline section, the spiral shell The periphery wall of rasp bar pipeline section is equipped with the first external screw thread with first screw-internal thread fit；Drain valve pipeline section, the drain valve pipe Section is connected to the threaded rod pipeline section lower part, and the drain valve pipeline section has what is connected with apopore to go out water passage, the draining Drain valve is installed in valve pipeline section, the drain valve pipeline section structure sets out valve chamber, and the drain valve is included along the drain valve pipeline section The definite ceramic chip and dynamic porcelain piece of radially installed；The dynamic porcelain piece and definite ceramic chip, which are equipped with, penetrates through following table on the dynamic porcelain piece and definite ceramic chip The osculum in face；The relatively described valve chamber position of the definite ceramic chip is fixed；The dynamic porcelain piece is rotatably mounted in the valve chamber, The dynamic porcelain piece is rotatable between the first position and the second position；When the dynamic porcelain piece is located at first position, the dynamic porcelain Piece is connected with the osculum of the definite ceramic chip, it is described go out water passage conducting, when the dynamic porcelain piece is in the second position, the dynamic porcelain Piece can not be connected with the osculum of the definite ceramic chip, the water outlet path blockade；Valve deck with channel, the valve deck are connected to The lower part of the drain valve pipeline section is used to limit the degree of freedom of the dynamic porcelain piece and the definite ceramic chip in the axial direction, the channel It is communicated with the valve chamber.

According to the water heater of the utility model embodiment, by setting the first internal thread, threaded rod in the internal perisporium of sewage draining exit The periphery wall of pipeline section is equipped with the first external screw thread with the first screw-internal thread fit, so as to improve the production efficiency of water heater.

In addition, according to the water heater of the utility model embodiment, there can also be following additional technical characteristic：

One embodiment according to the present utility model, the extension rod pipeline section are U-shaped frame, and the U-shaped frame structure is set out at least Two symmetrical apopores, the longitudinal section of the apopore are square.

One embodiment according to the present utility model, the extension rod pipeline section include：First linking arm and the second linking arm, The lower end of first linking arm and second linking arm is connect with the upper end of the threaded rod pipeline section；Installing plate, the peace Loading board is connected to the upper end of first linking arm and second linking arm, and mounting hole, institute are formed on the installing plate It states water heater and further includes magnesium stick, one end of the magnesium stick is installed in the mounting hole.

One embodiment according to the present utility model, the mounting hole is interior to be equipped with the second internal thread, the periphery of the magnesium stick Wall is equipped with the second external screw thread with second screw-internal thread fit.

One embodiment according to the present utility model, between the first externally threaded screw pitch is 1.714-1.914 millimeters.

One embodiment according to the present utility model, between the first externally threaded height is 14-16 millimeters.

One embodiment according to the present utility model, second internal thread are M6 screw threads.

One embodiment according to the present utility model, the magnesium stick include：Small diameter part, the small diameter part stretch into the installation In hole, the upper end of the small diameter part is higher than the upper surface of the installing plate；Large diameter part, the large diameter part are connected to the small diameter part Upper end, between the lower face of large diameter part and the upper surface of the installing plate be equipped with spring washer.

One embodiment according to the present utility model, the threaded rod pipeline section lower end periphery face is equipped with annular convex platform, described Sealing ring is equipped between the inner peripheral surface of the peripheral surface of threaded rod pipeline section and the sewage draining exit, the lower end of the sealing ring is only butted on institute State the upper surface of annular convex platform.

The additional aspect and advantage of the utility model will be set forth in part in the description, partly will be from following description In become apparent or recognized by the practice of the utility model.

Description of the drawings

The above-mentioned and/or additional aspect and advantage of the utility model will in the description from combination accompanying drawings below to embodiment Become apparent and be readily appreciated that, wherein：

Fig. 1 is the sectional view according to the water heater of the utility model one embodiment；

Fig. 2 is the partial enlarged view at A in Fig. 1；

Fig. 3 is the partial enlarged view at B in Fig. 1；

Blow-off pipes of the Fig. 4 according to the utility model one embodiment and the sectional view after the assembling of magnesium stick；

Fig. 5 is the exploded view of the blow-off pipe according to the utility model one embodiment and magnesium stick；

Fig. 6 is the partial perspective view according to the blow-off pipe of the utility model one embodiment.

Reference numeral：

Water heater 100；

Liner 10；

Water storage cavity 11；First internal thread 12；

Blow-off pipe 20；

Extension rod pipeline section 21；Apopore 211；First linking arm 212；Second linking arm 213；Installing plate 214；Mounting hole 2141；

Threaded rod pipeline section 22；Seal boss 221；First external screw thread 222；

Drain valve pipeline section 23；Dynamic porcelain piece 231；Definite ceramic chip 232；Osculum 233；

Valve deck 24；

Magnesium stick 30；Small diameter part 31；Large diameter part 32；

Water inlet pipe 40；

Outlet pipe 50；

Spring washer 60；

Sealing ring 70.

Specific embodiment

The embodiment of the utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning Same or similar element is represented to same or similar label eventually or there is the element of same or like function.Below by ginseng The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and it is not intended that the utility model Limitation.

Referring to Fig. 1-Fig. 6 descriptions according to the water heater 100 of the utility model embodiment, as shown in Figure 1, the water heater 100 include：Liner 10, water inlet pipe 40, outlet pipe 50 and blow-off pipe 20.

As shown in Figure 1, liner 10 limits the water storage cavity 11 with water inlet, water outlet and sewage draining exit, wherein, water inlet Equipped with the water inlet pipe 40 with water storage cavity 11 and extraneous pipeline connection, water outlet is equipped with to be gone out with water storage cavity 11 and external world's pipeline connection Water pipe 50, the water outlet of outlet pipe 50 can be connect with flusher with for users to use.

That is, water heater 100 in normal use, is intake by water inlet pipe 40, water heating in water storage cavity 11 Afterwards, it is flowed out from outlet pipe 50.It is understood that since hot water is up walked, cold water sinks, and the water outlet of water inlet pipe 40 is usual Less than the input end of outlet pipe 50, so as to ensure that outlet pipe 50 can discharge hot water always.Therefore, the water in water storage cavity 11 can not It is emptied by outlet pipe 50.

After used a period of time, the bottom of liner 10 can deposit a large amount of dirt to usual water heater 100, if can not Dirt is cleaned out in time, will necessarily influence to make quality of water, and then influence the skin health of user.

Inventor by prolonged market survey find, current water heater 100 however do not have dirt eliminating function or tool There is simple dirt eliminating function, but blowdown is inconvenient, is not thorough.

Present inventor is in view of the above-mentioned problems, the structure to blow-off pipe 20 has carried out numerous studies and improvement so that Blow-off pipe 20 is with after the sewage draining exit cooperation of liner 10, can thoroughly empty the water in water storage cavity 11 so that water heater 100 With preferable dirt eliminating function.

As Figure 4-Figure 6, which includes：Extension rod pipeline section 21, threaded rod pipeline section 22 and drain valve pipeline section 23. Extension rod pipeline section 21, threaded rod pipeline section 22 and drain valve pipeline section 23 are sequentially connected from top to bottom.Wherein, blow-off pipe 20 can be resistance to Corrode preferable metal to be prepared, for example, copper.Copper piece has extension rod pipeline section by forging processing and forming technology and being integrally formed 21st, the blow-off pipe 20 of threaded rod pipeline section 22 and drain valve pipeline section 23.

Specifically, as shown in Fig. 1 combinations Fig. 4 and Fig. 5, extension rod pipeline section 21 is stretched into liner 10,21 side of extension rod pipeline section Wall is formed with apopore 211, and the water in liner 10 is discharged by apopore 211 into blow-off pipe 20.In other words, in water storage cavity 11 Water flowed in blow-off pipe 20 by apopore 211.That is the size of apopore 211 and the water yield in 20 unit interval of blow-off pipe Correlation, apopore 211 is bigger, and the water yield in the unit interval is bigger；Apopore 211 is smaller, and the water yield in the unit interval is got over It is small.

As shown in Fig. 1 combinations Fig. 4, threaded rod pipeline section 22 is connected to extension rod for being connect with the sewage draining exit of liner 10 The lower part of pipeline section 21.That is, blow-off pipe 20 is connect by threaded rod pipeline section 22 with liner 10.Wherein, the inner circumferential of sewage draining exit Wall is equipped with the first internal thread 12, and the periphery wall of threaded rod pipeline section 22 is equipped with the first external screw thread 222, so as to rapidly improve blowdown Pipe 20 is installed in sewage draining exit, improves the production efficiency of water heater 100.

Drain valve pipeline section 23 is connected to 22 lower part of threaded rod pipeline section, and drain valve pipeline section 23 has what is connected with apopore 211 Go out water passage, drain valve is installed in drain valve pipeline section 23, drain valve pipeline section structure sets out valve chamber.The drain valve pipe for be connected or Close out water passage.

Specifically, drain valve is included along the definite ceramic chip 232 of 23 radially installed of drain valve pipeline section and dynamic porcelain piece 231.Dynamic porcelain piece 231 and definite ceramic chip 232 be equipped with perforation 232 upper and lower surface of dynamic porcelain piece 231 and definite ceramic chip osculum 233.

Definite ceramic chip 232 is fixed with respect to valve chamber position.Dynamic porcelain piece 231 is rotatably mounted in valve chamber, and dynamic porcelain piece 231 is the It is rotatable between one position and the second position.When dynamic porcelain piece 231 is located at first position, the row of dynamic porcelain piece 231 and definite ceramic chip 232 Water hole connects, and goes out water passage opening, dynamic porcelain piece 231 is not connected with the osculum 233 of definite ceramic chip 232, when dynamic porcelain piece 231 is second During position, path blockade is discharged, the valve deck 24 with channel is connected to the lower part of drain valve pipeline section 23 for limiting dynamic porcelain piece 231 With the degree of freedom of definite ceramic chip 232 in the axial direction, channel is communicated with valve chamber.

In other words, dynamic porcelain piece 231 can be rotated along the circumferential direction of drain valve pipeline section 23, and dynamic porcelain piece 231 is located at first During position, the osculum of dynamic porcelain piece 231 is completely superposed with the osculum of definite ceramic chip 232 along the extending direction for going out water passage, this When, go out water passage and be fully turned on, blow-off pipe 20 has maximum water yield；When dynamic porcelain piece 231 is located at the second position, porcelain is moved The osculum of piece 231 and the osculum of definite ceramic chip 232 are separated completely, are completely enclosed at this point, going out water passage, blow-off pipe 20 is not External draining；Dynamic porcelain piece 231 between first position and the second postion when, osculum and the definite ceramic chip 232 of dynamic porcelain piece 231 Osculum partially overlap, at this point, going out, water passage is partially ON, and the water yield of blow-off pipe 20 is less than maximum water yield.

Inventor, which tests, to be found, by the way that blow-off pipe 20 is arranged to extension rod pipeline section 21, threaded rod pipeline section 22 and drain valve Pipeline section 23 so as to not only ensure that preferable water yield, but also causes blow-off pipe 20 is preferably installed with liner 10 to coordinate.

As a result, according to the water heater of the utility model embodiment 100, by setting the first internal thread in the internal perisporium of sewage draining exit 12, the periphery wall of threaded rod pipeline section 22 is equipped with the first external screw thread 222 coordinated with the first internal thread 12, so as to improve water heater 100 production efficiency.

In an optional implementation, connecting tube is equipped in sewage draining exit, one end of connecting tube is connected to sewage draining exit, connecting tube The other end extends downwardly, and is equipped with the first internal thread 12 in the internal perisporium of connecting tube, the periphery wall of threaded rod pipeline section 22 is equipped with and institute State the first external screw thread 222 of the first internal thread 12 cooperation.Thus, it is possible to further improve the installation effectiveness of blow-off pipe 20.Wherein, Between the screw pitch of first external screw thread 222 is 1.714-1.914 millimeters, the height of first external screw thread 222 is 14-16 millimeters Between.More stablize so that blow-off pipe 20 coordinates with sewage draining exit, be easily installed and dismantle.

In some optional embodiments, as shown in Figure 4 and Figure 5, extension rod pipeline section 21 is U-shaped frame, and U-shaped frame structure is set out at least Two symmetrical apopores 211, the longitudinal section of apopore 211 is square.That is, the water in water storage cavity 11 can pass through simultaneously Two apopores 211 enter in blow-off pipe, so as to accelerate the drainage speed of water heater 100.It is understood that above-described embodiment It is only illustrative, is not the limitation for the range protected to the utility model.The shape and structure of extension rod pipeline section 21 can be with Make the modification of adaptability as needed, for example, the circumferential direction of extension rod pipeline section 21 can be equipped with it is two or more Apopore 211.

In one specific embodiment of the utility model, extension rod pipeline section 21 can include：First linking arm 212, second Linking arm 213 and installing plate 214.

Specifically, the lower end of the first linking arm 212 and the second linking arm 213 is connect with the upper end of threaded rod pipeline section 22.Peace Loading board 214 is connected to the upper end of the first linking arm 212 and the second linking arm 213, and mounting hole is formed on installing plate 214 2141, water heater 100 further includes magnesium stick 30, and one end of magnesium stick 30 is installed in mounting hole 2141.

As shown in Figure 4 and Figure 5, the first linking arm 212, the second linking arm 213 and installing plate 214 are connected with each other structure and set out greatly Body U-shaped frame structure.The U-shaped frame structure can be used for installing magnesium stick 30, in this way, without additionally setting installation magnesium in liner 10 The device of stick 30, so that 10 inner storing water space bigger of liner, and reduce the process of separately installed 30 device of magnesium stick, it saves Working hour reduces the production cost of water heater 100.

In alternative embodiment, the second internal thread is equipped in mounting hole 2141, the periphery wall of the magnesium stick 30 is equipped with and second Second external screw thread of screw-internal thread fit.Thus, it is possible to quickly magnesium stick 30 is installed on installing plate 2141.Wherein, spiral shell in second Line is M6 screw threads.

In other embodiments of the utility model, as shown in Figure 4 and Figure 5, magnesium stick 30 includes：Small diameter part 31 and particle size Portion 32.Specifically, small diameter part 31 is stretched into mounting hole 2141, and the upper end of small diameter part 31 is higher than the upper surface of installing plate 214.Particle size Portion 32 is connected to the upper end of small diameter part 31, and spring washer is equipped between the lower face of large diameter part 32 and the upper surface of installing plate 214 60。

In use, magnesium stick 30 is influenced water heater 100 by flow in liner 10, small diameter part 31 and mounting hole 2141 thread fittings slowly become that so securely, spring washer 60 can not prevent magnesium stick 30 to be detached from out of mounting hole 2141, So as to improve the connective stability between magnesium stick 30 and installing plate 214.

In a specific embodiment, as shown in Fig. 1 combinations Fig. 4,22 lower end periphery face of threaded rod pipeline section is equipped with annular Boss 221 is equipped with sealing ring 70 between the peripheral surface of threaded rod pipeline section 22 and the inner peripheral surface of sewage draining exit, the lower end of sealing ring 70 is stopped It is butted on the upper surface of annular convex platform 221.Thus, it is possible to which water is avoided to be oozed out from the mating surface of threaded rod pipeline section 22 and sewage draining exit, carry The leakproofness of high water heater 100.

Other of water heater 100 according to the present utility model are configured to what those skilled in the art were understood, here no longer It repeats.

The instructions such as " on ", " under " ", bottom ", " interior ", " outer " it is to be appreciated that term in the description of the present invention, Orientation or position relationship be based on orientation shown in the drawings or position relationship, be for only for ease of description the utility model and letter Change description rather than instruction or imply signified device or element must have specific orientation, with specific azimuth configuration and Operation, therefore it is not intended that limitation to the utility model.

In the utility model unless specifically defined or limited otherwise, fisrt feature second feature it " on " or it " under " can be in direct contact including the first and second features, it is not to be in direct contact but lead to that can also include the first and second features Cross the other characterisation contact between them.Moreover, fisrt feature second feature " on ", " top " and " above " including One feature is right over second feature and oblique upper or is merely representative of fisrt feature level height higher than second feature.First is special Sign second feature " under ", " lower section " and " below " including fisrt feature right over second feature and oblique upper or only Represent that fisrt feature level height is less than second feature.

In the description of this specification, reference term " one embodiment ", " example ", " is specifically shown " some embodiments " The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term It states and may not refer to the same embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be It is combined in an appropriate manner in any one or more embodiments or example.

Although the embodiment of the utility model has been shown and described above, it is to be understood that above-described embodiment is Illustratively, it is impossible to be construed as a limitation of the present invention, those of ordinary skill in the art are not departing from the utility model Principle and objective in the case of above-described embodiment can be changed in the scope of the utility model, change, replace and Modification.

Claims (9)

1. a kind of water heater, which is characterized in that including：

Liner, the liner have sewage draining exit, and the internal perisporium of the sewage draining exit is equipped with the first internal thread；

Blow-off pipe, the blow-off pipe include：

Stretch into the extension rod pipeline section in the liner, the extension rod pipeline section side wall is formed with apopore, the water in the liner It is discharged by the apopore into the blow-off pipe；

For the threaded rod pipeline section being connect with the liner sewage draining exit, the threaded rod pipeline section is connected to the extension rod pipeline section Lower part, the periphery wall of the threaded rod pipeline section are equipped with the first external screw thread with first screw-internal thread fit；

Drain valve pipeline section, the drain valve pipeline section are connected to the threaded rod pipeline section lower part, and the drain valve pipeline section has with going out Water hole connection goes out water passage, and drain valve is installed in the drain valve pipeline section, and the drain valve pipeline section structure sets out valve chamber,

The drain valve includes the definite ceramic chip and dynamic porcelain piece along the drain valve pipeline section radially installed；The dynamic porcelain piece and definite ceramic chip It is equipped with the osculum for penetrating through the dynamic porcelain piece and definite ceramic chip upper and lower surface；The relatively described valve chamber position of the definite ceramic chip is fixed； The dynamic porcelain piece is rotatably mounted in the valve chamber, and the dynamic porcelain piece is rotatable between the first position and the second position； When the dynamic porcelain piece is located at first position, the dynamic porcelain piece is connected with the osculum of the definite ceramic chip, it is described go out water passage lead Logical, when the dynamic porcelain piece is in the second position, the dynamic porcelain piece can not be connected with the osculum of the definite ceramic chip, and the water outlet is logical Road is closed；

Valve deck with channel, the valve deck are connected to the lower part of the drain valve pipeline section for limiting the dynamic porcelain piece and described The degree of freedom of definite ceramic chip in the axial direction, the channel are communicated with the valve chamber.

2. water heater according to claim 1, which is characterized in that the extension rod pipeline section be U-shaped frame, the U-shaped frame structure At least two symmetrical apopores are set out, the longitudinal section of the apopore is square.

3. water heater according to claim 2, which is characterized in that the extension rod pipeline section includes：

The lower end of first linking arm and the second linking arm, first linking arm and second linking arm and the screw thread rod tube The upper end connection of section；

Installing plate, the installing plate is connected to the upper end of first linking arm and second linking arm, in the installing plate On be formed with mounting hole, the water heater further includes magnesium stick, and one end of the magnesium stick is installed in the mounting hole.

4. water heater according to claim 3, which is characterized in that the second internal thread, the magnesium are equipped in the mounting hole The periphery wall of stick is equipped with the second external screw thread with second screw-internal thread fit.

5. water heater according to claim 1, which is characterized in that the first externally threaded screw pitch is 1.714-1.914 Between millimeter.

6. water heater according to claim 1, which is characterized in that the first externally threaded height is 14-16 millimeters Between.

7. water heater according to claim 4, which is characterized in that second internal thread is M6 screw threads.

8. water heater according to claim 4, which is characterized in that the magnesium stick includes：

Small diameter part, the small diameter part are stretched into the mounting hole, and the upper end of the small diameter part is higher than the upper surface of the installing plate；

Large diameter part, the large diameter part are connected to the upper end of the small diameter part, in the upper of the lower face of large diameter part and the installing plate Spring washer is equipped between surface.

9. water heater according to claim 1, which is characterized in that the threaded rod pipeline section lower end periphery face is equipped with convex annular Platform is equipped with sealing ring, the lower end of the sealing ring between the peripheral surface of the threaded rod pipeline section and the inner peripheral surface of the sewage draining exit Only it is butted on the upper surface of the annular convex platform.