CN208186872U - Blowdown apparatus and water heater - Google Patents
Blowdown apparatus and water heater Download PDFInfo
- Publication number
- CN208186872U CN208186872U CN201820424229.1U CN201820424229U CN208186872U CN 208186872 U CN208186872 U CN 208186872U CN 201820424229 U CN201820424229 U CN 201820424229U CN 208186872 U CN208186872 U CN 208186872U
- Authority
- CN
- China
- Prior art keywords
- ball valve
- rotating handle
- sewage pipe
- blowdown apparatus
- sealing ring
- 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.)
- Active
Links
Landscapes
- Taps Or Cocks (AREA)
Abstract
The utility model provides a kind of blowdown apparatus and water heater, blowdown apparatus includes the sewage pipe and ball valve assembly of water heater, sewage pipe is equipped with installing port, ball valve assembly includes ball valve set, ball valve sealing ring, ball valve core and rotating handle, ball valve set is mounted in sewage pipe and the inner wall of sewage pipe is tightly connected, ball valve sealing ring and ball valve core are mounted in ball valve set, for control of sewage disposal pipe on-off, the side wall of ball valve set is equipped with connecting hole, the first end insertion connecting hole of rotating handle is simultaneously connected with ball valve core, and the second end of rotating handle stretches out installing port.This programme is by ball valve assembly and water tank sewage pipe perfect combination, make blowdown apparatus that there are the comprehensive advantages such as small in size, easy to operate, sealed reliable, low cost, it is easy to manufacture, it can in high volume be applicable simultaneously, help that industry is driven to visit in the development with water health field, while without professional service staff, user periodically can carry out cleaning blowdown to water tank, it realizes healthy water use, promotes water heater bathing experience.
Description
Technical field
The utility model relates to field of water heaters, more specifically, are related to a kind of blowdown apparatus, and a kind of with above-mentioned
The water heater of blowdown apparatus.
Background technique
Water heater product uses after a certain period of time, needs to carry out blowdown to water-heater water tank, therefore set on water-heater water tank
There is sewage draining exit, sewage draining exit is connected with sewage pipe, and the blowdown mode of existing water-heater water tank is generally divided into two kinds, a kind of blowdown mode
It is that blowdown nut is set in water tank end-of-the-pipe, when water heater needs to clean, blowdown nut is unscrewed by spanner, thus by water tank
When emptying, but it is more complicated to use this blowdown mode not only to operate, and tightening blowdown nut again, it is easy to make because of misoperation
At poorly sealed problem, lead to radiator leak, therefore water tank blowdown needs to ask professional service staff to visit operation more, both expends
Time, and need to pay extra charge, while by unscrewing nut draining, sewage direct emission, no dedicated drainpipe is dredged
It leads, sewage is easy to make ground dirty, therefore poor using this blowdown mode user experience.Another blowdown mode is in water
The nozzle of case sewage pipe connects a ball valve, when water heater needs blowdown, opens ball valve and carries out blowdown, but in the end of sewage pipe
Larger space can be occupied by installing ball valve additional, directly affect product appearance aesthetic feeling.
Utility model content
The utility model aims to solve the problem that at least one the technical problems existing in the prior art.
For this purpose, a purpose of the utility model is, provide a kind of compact row at low cost and good with experience sense
Dirty device.
Another purpose of the utility model is, provides a kind of water heater, including above-mentioned blowdown apparatus.
To achieve the above object, the embodiment of the utility model first aspect provides a kind of blowdown apparatus, is used for hot water
Device, the water heater include water tank, and sewage pipe is equipped on the water tank, and the blowdown apparatus includes the sewage pipe and ball valve
Component, the first end of the sewage pipe connect and are connected with the water tank, and the sewage pipe is equipped with installing port, the ball
Valve module includes ball valve set, ball valve sealing ring, ball valve core and rotating handle, and the ball valve set is mounted in the sewage pipe, the ball
Valve pocket is cylindrical, and ball valve set and the inner wall of the sewage pipe are tightly connected, the ball valve sealing ring and the ball valve
Core is mounted in the ball valve set, and the ball valve core is equipped with drainage hole, and the ball valve core is matched with ball valve sealing ring conflict
Merging can be rotated relative to the ball valve sealing ring, and to control the sewage pipe on-off, the side wall of the ball valve set, which is equipped with, to be connected
Hole is connect, the first end of the rotating handle is connected with the ball valve core, and the second end of the rotating handle stretches out the connecting hole and described
Installing port, the rotating handle is for driving the ball valve core rotation.
Ball valve assembly insertion is mounted in sewage pipe by this programme, and rotating handle is stretched out by sewage pipe installing port, and user passes through
Rotating rotating handle can control ball valve assembly on-off, to carry out blowdown work.This programme in the prior art directly in blowdown pipe end
The scheme of portion's mounting ball valve is compared, and blowdown apparatus the space occupied is smaller, can promote the aesthetics of water heater product, and blowdown fills
It is lower to set production cost, therefore product price can be reduced, to promote the competitiveness of product in market.This programme in the prior art
It is compared using the scheme of blowdown nut, the operation difficulty of blowdown is low, and blowdown terminates the high reliablity of rear enclosed sewage pipe, therefore
It visits without professional service staff, user easily periodically can carry out cleaning blowdown to water tank, healthy water use be realized, to mention
Water heater bathing experience is risen, in addition, can connect drainpipe in blowdown in the end of sewage pipe, sewage be dredged by drainpipe
It is directed in the container of sewer mouth or access sewage, avoids making ground dirty, to further promote the experience sense of user.
In the above-mentioned technical solutions, the outer diameter of the ball valve set is adapted to the internal diameter of the sewage pipe, and the ball valve set
Lateral wall and the sewage pipe inner sidewall between be equipped with the first sealing ring.
In the present solution, the outer diameter of ball valve set is adapted to the internal diameter of sewage pipe, and covered on the inside of lateral wall and sewage pipe in ball valve
First sealing ring is set between wall, by the gap between the first sealing ring ball sealer valve pocket lateral wall and sewage pipe inner sidewall, to prevent
Only because of the problem of position seals do not lead to blowdown tube leakage sternly generation.
In any of the above-described technical solution, it is preferable that the first end of the ball valve set is equipped with first annular limit rib, second
End is equipped with internal screw thread, and the blowdown apparatus further includes ball valve sealing ring stop nut, is set on the ball valve sealing ring stop nut
There is external screw thread, the ball valve sealing ring stop nut is connected through a screw thread with the second end that the ball valve covers, the ball valve
The both ends of sealing ring are contradicted with the first annular limit rib and ball valve set stop nut respectively.
This programme is consolidated by the way that the first annular limit rib being arranged on ball valve set and ball valve sealing ring stop nut is arranged in
Determine the position of ball valve sealing ring, the assembly manipulation of design ball valve assembly in this way is simple, so as to promote the assembly effect of blowdown apparatus
Rate.
In any of the above-described technical solution, it is preferable that the blowdown apparatus further includes ball valve set stop nut, the ball valve
Cover stop nut and be equipped with external screw thread, the second end of the sewage pipe is equipped with internal screw thread, the ball valve set stop nut with it is described
The second end of sewage pipe is connected through a screw thread, and is equipped with the second annular stop muscle in the sewage pipe, and the two of the ball valve set
End is contradicted with the second annular stop muscle and ball valve set stop nut respectively.
This programme covers stop nut by the second annular stop muscle and ball valve that are arranged in sewage pipe come fixing ball valve set
Position, in this way design blowdown apparatus assembly manipulation it is simple, the assembly efficiency of blowdown apparatus can be promoted.
In any of the above-described technical solution, it is preferable that the installing port position of the sewage pipe is equipped with along the blowdown caliber
To the interface of extension, the blowdown apparatus further includes rotating handle set, and the rotating handle set is sleeved on the rotating handle, and the rotating handle set
It contradicts and cooperates with the inner wall of the interface.
This programme is set with rotating handle set on rotating handle, and rotating handle covers inner sidewall and rotating handle contradicts and cooperates, the lateral wall of rotating handle set with
Interface inner wall contradicts cooperation, to constitute radial limit to rotating handle.
In any of the above-described technical solution, it is preferable that the blowdown apparatus further includes rotating handle stop nut, the rotating handle limit
Position nut is equipped with external screw thread, and the end of the interface is equipped with internal screw thread, the end of the rotating handle stop nut and the interface
It is connected through a screw thread, the both ends of the rotating handle set are contradicted with ball valve set and the rotating handle stop nut respectively.
In any of the above-described technical solution, it is preferable that the rotating handle is equipped with positive stop lug boss, the both ends of the positive stop lug boss
It is contradicted respectively with ball valve set and the rotating handle stop nut.
This programme installs rotating handle stop nut in interface end, and one end that rotating handle and rotating handle cover contradicts with ball valve set, is another
End is contradicted with rotating handle stop nut, to be constituted axial limiting to rotating handle and rotating handle set, thus the position of fixed rotary handle and rotating handle set,
The assembly manipulation for designing blowdown apparatus in this way is simple, can promote the assembly efficiency of blowdown apparatus.
In any of the above-described technical solution, it is preferable that be equipped with the second sealing between the rotating handle set and the inner wall of the interface
Circle is equipped with third sealing ring between the rotating handle set and the rotating handle.
This programme is covered in rotating handle is arranged the second sealing ring between interface inner wall, by the second sealing ring sealing rotary sleeve and connects
Gap between mouth inner wall, to prevent because of the problem of position seals do not lead to blowdown tube leakage sternly generation.This programme is revolving simultaneously
Third sealing ring is arranged in handle and rotating handle inner room, and the gap of rotating handle and rotating handle inner room is sealed by third sealing ring, to prevent because being somebody's turn to do
Position seals do not lead to the generation of the problem of blowdown tube leakage sternly.
In any of the above-described technical solution, it is preferable that the blowdown apparatus further includes knob, and the second end of the rotating handle is stretched
It the interface and is fixedly connected out with the knob.
This programme installs knob in the second end of rotating handle, and knob facilitates user to grasp and have an effect, makes user can be more easily control
Rotating handle is rotated, so as to promote the use feeling of user.
In any of the above-described technical solution, it is preferable that the lateral wall of the interface is equipped with the first spacing block set and second
Spacing block set, the knob is equipped with retention bead, and the relatively described interface of the knob has valve opening position and valve position,
When the knob is rotated to the valve position, the retention bead and first spacing block set are contradicted, and the ball valve group
Part blocks the sewage pipe, when the knob is rotated to the valve opening position, the retention bead and second limit convex
Block contradicts, and the sewage pipe is connected in the ball valve assembly.
In the present solution, position limiting structure is equipped between knob and blowdown interface tube, and when knob is rotated to valve position, retention bead
It is contradicted with the first spacing block set, ball valve core drainage hole is staggered the through-hole on ball valve sealing ring at this time, ball valve sealing ring and ball valve core
Ball face sealing is constituted, thus by blowdown duct occlusion；When knob is rotated to valve opening position, retention bead is supported with the second spacing block set
Touching, the drainage hole on ball valve core is aligned with the through-hole on ball valve sealing ring at this time, and sewage pipe is connected.In general, knob is by valve opening
The rotational angle that position turns to valve position is 90 degree.
In any of the above-described technical solution, it is preferable that the first end of the sewage pipe and the tank weld.
In the present solution, sewage pipe and tank weld, can guarantee blowdown while sewage pipe is fixed on water tank in this way
The leakproofness of pipe and water tank link position.
The embodiment of the utility model second aspect provides a kind of water heater, including water tank and such as the utility model first
The blowdown apparatus that aspect any embodiment provides, the blowdown apparatus are connected with the water tank.
The water heater that the utility model second aspect embodiment provides has the utility model first aspect any embodiment
The blowdown apparatus of offer, therefore the water heater has whole beneficial effects of the blowdown apparatus of any of the above-described embodiment offer,
This is repeated no more.
The additional aspect and advantage of the utility model will become obviously in following description section, or practical new by this
The practice of type is recognized.
Detailed description of the invention
The above-mentioned and/or additional aspect and advantage of the utility model from the description of the embodiment in conjunction with the following figures will
Become obvious and be readily appreciated that, in which:
Fig. 1 is the structural schematic diagram for the blowdown apparatus that one embodiment of the utility model provides；
Fig. 2 is the schematic view of the front view of blowdown apparatus shown in Fig. 1；
Fig. 3 is the right side structural representation of blowdown apparatus shown in Fig. 2；
Fig. 4 is the present invention looks up structural representation of blowdown apparatus shown in Fig. 2；
Fig. 5 is the overlooking structure diagram of blowdown apparatus shown in Fig. 2；
Fig. 6 be blowdown apparatus A-A shown in Fig. 5 to schematic cross-sectional view.
Wherein, the corresponding relationship between appended drawing reference and component names of the Fig. 1 into Fig. 6 are as follows:
1 sewage pipe, 2 ball valve sealing rings, 3 ball valve cores, 4 ball valve sets, 5 first annular limit ribs, 6 second annular stop muscle, 7
Ball valve sealing ring stop nut, 8 ball valves cover stop nut, and 9 rotating handles, 10 positive stop lug boss, 11 interfaces, 12 rotating handle sets, 13 first is close
Seal, 14 second sealing rings, 15 third sealing rings, 16 rotating handle stop nuts, 17 knobs, 18 retention beads, 19 first limit convexes
Block, 20 second spacing block sets.
Specific embodiment
In order to be more clearly understood that the above objects, features, and advantages of the utility model, with reference to the accompanying drawing and have
The utility model is further described in detail in body embodiment.It should be noted that in the absence of conflict, this reality
It can be combined with each other with the feature in the embodiment of novel application and embodiment.
Many details are explained in the following description in order to fully understand the utility model, still, this is practical
It is novel to be implemented using other than the one described here mode, therefore, the protection scope of the utility model not by
The limitation of following public specific embodiment.
The embodiment of the utility model first aspect provides a kind of blowdown apparatus, is used for water heater, water heater includes water
Case is equipped with sewage pipe on water tank, and as shown in Figures 1 to 6, blowdown apparatus includes the sewage pipe 1 and ball valve assembly of water tank, blowdown
The first end of pipe 1 connect and is connected with water tank, and sewage pipe 1 is equipped with installing port, and ball valve assembly includes that ball valve covers 4, ball valve
Sealing ring 2, ball valve core 3 and rotating handle 9, ball valve set 4 are mounted in sewage pipe 1, and ball valve set 4 is cylindrical, and ball valve set 4 and blowdown
The inner wall of pipe 1 is tightly connected, and ball valve sealing ring 2 and ball valve core 3 are mounted in ball valve set 4, and ball valve core 3 is equipped with drainage hole, ball
Spool 3 is contradicted with ball valve sealing ring 2 with merging and can rotate relative to ball valve sealing ring 2, with 1 on-off of control of sewage disposal pipe, ball valve set 4
Side wall be equipped with connecting hole, the first end insertion of rotating handle 9 is connected with ball valve core 3, the second end of rotating handle 9 stretch out connecting hole with
Installing port, rotating handle 9 is for driving ball valve core 3 to rotate.
Ball valve assembly insertion is mounted in sewage pipe 1 by this programme, and rotating handle 9 is stretched out by 1 installing port of sewage pipe, Yong Hutong
Crossing rotation rotating handle 9 can control ball valve assembly on-off, to carry out blowdown work.This programme in the prior art directly in sewage pipe
The scheme of 1 end mounting ball valve is compared, and blowdown apparatus the space occupied is smaller, can promote the aesthetics of water heater product, and arrange
Dirty device production cost is lower, therefore can reduce product price, to promote the competitiveness of product in market.This programme and existing skill
It is compared in art using the scheme of blowdown nut, the operation difficulty of blowdown is low, and blowdown terminates the reliability of rear enclosed sewage pipe 1
Height, there is no need to professional service staff to visit, and user easily periodically can carry out cleaning blowdown to water tank, realize that health is used
Water, so that water heater bathing experience is promoted, in addition, can connect drainpipe in blowdown in the end of sewage pipe 1, pass through draining
Pipe dredges sewage to the container of sewer mouth or access sewage, avoids making ground dirty, to further promote the body of user
Test sense.
In the above-mentioned technical solutions, ball valve set 4 outer diameter be adapted to the internal diameter of sewage pipe 1, and ball valve cover 4 lateral wall and
The first sealing ring 13 is equipped between the inner sidewall of sewage pipe 1.
In the present solution, the outer diameter of ball valve set 4 is adapted to the internal diameter of sewage pipe 1, and 4 lateral walls and sewage pipe 1 are covered in ball valve
First sealing ring 13 is set between inner sidewall, by between 13 ball sealer valve pocket of the first sealing ring, 4 lateral wall and 1 inner sidewall of sewage pipe
Gap, to prevent because of the problem of position seals do not lead to 1 leak of sewage pipe sternly generation.
In any of the above-described technical solution, it is preferable that the first end of ball valve set 4 is equipped with first annular limit rib 5, second end
Equipped with internal screw thread, blowdown apparatus further includes ball valve sealing ring stop nut 7, and ball valve sealing ring stop nut 7 is equipped with external screw thread,
The second end of ball valve sealing ring stop nut 7 and ball valve set 4 is connected through a screw thread, and the both ends of ball valve sealing ring 2 are respectively with first
Annular stop muscle 5 and ball valve set stop nut 8 contradict.
This programme by be arranged on ball valve set 4 the first annular limit rib 5 that is arranged and ball valve sealing ring stop nut 7 come
The assembly manipulation of the position of fixing ball valve sealing ring 2, in this way design ball valve assembly is simple, so as to promote the assembly of blowdown apparatus
Efficiency.
In any of the above-described technical solution, it is preferable that blowdown apparatus further includes ball valve set stop nut 8, ball valve set limit
Nut 8 is equipped with external screw thread, and the second end of sewage pipe 1 is equipped with internal screw thread, and ball valve covers the second end of stop nut 8 and sewage pipe 1
Be connected through a screw thread, be equipped with the second annular stop muscle 6 in sewage pipe 1, the both ends of ball valve set 4 respectively with the second annular stop muscle 6
It is contradicted with ball valve set stop nut 8.
This programme covers stop nut 8 by the second annular stop muscle 6 and ball valve that are arranged in sewage pipe 1 come fixing ball valve
The assembly manipulation of the position of set 4, in this way design blowdown apparatus is simple, can promote the assembly efficiency of blowdown apparatus.
In any of the above-described technical solution, it is preferable that the installing port position of sewage pipe 1 is equipped with and radially extends along sewage pipe 1
Interface 11, blowdown apparatus further includes rotating handle set 12, and rotating handle set 12 is sleeved on rotating handle 9, and rotating handle set 12 and interface 11 is interior
Wall contradicts cooperation.
This programme is set with rotating handle set 12 on rotating handle 9, and rotating handle covers 12 inner sidewalls and rotating handle 9 contradicts and cooperates, rotating handle set 12
Lateral wall and 11 inner wall of interface, which contradict, to be cooperated, to constitute radial limit to rotating handle 9.
In any of the above-described technical solution, it is preferable that blowdown apparatus further includes rotating handle set stop nut 16, rotating handle set limit
Nut 16 is equipped with external screw thread, and the end of interface 11 is equipped with internal screw thread, and rotating handle set stop nut 16 and the end of interface 11 pass through
It is threadedly coupled, the both ends of rotating handle set 12 are contradicted with ball valve set 4 and rotating handle set stop nut 16 respectively.
In any of the above-described technical solution, it is preferable that rotating handle 9 is equipped with positive stop lug boss 10, the both ends point of positive stop lug boss 10
It is not contradicted with ball valve set 4 and rotating handle set stop nut 16.
This programme covers stop nut 16, one end and ball valve set 4 of rotating handle 9 and rotating handle set 12 in 11 end of interface installation rotating handle
Conflict, the other end and rotating handle set stop nut 16 contradict, to be constituted axial limiting to rotating handle 9 and rotating handle set 12, so that fixed revolve
The assembly manipulation of the position of handle 9 and rotating handle set 12, in this way design blowdown apparatus is simple, can promote the assembly efficiency of blowdown apparatus.
Specifically, position opposite with sewage draining exit interface 11 on 4 lateral walls of ball valve set is provided with limiting slot, the rotating handle set
12 and the positive stop lug boss 10 be inserted into the limiting slot and with the bottom wall of the limiting slot contradict.
In any of the above-described technical solution, it is preferable that it is equipped with the second sealing ring 14 between rotating handle set 12 and the inner wall of interface 11,
Third sealing ring 15 is equipped between rotating handle set 12 and rotating handle 9.
The second sealing ring 14 is arranged between rotating handle set 12 and 11 inner wall of interface in this programme, passes through 14 sealing rotary of the second sealing ring
Gap between 11 inner wall of sleeve 12 and interface, to prevent because of the problem of position seals do not lead to 1 leak of sewage pipe sternly generation.Together
When this programme third sealing ring 15 is set between rotating handle 9 and rotating handle set 12, pass through third sealing ring 15 and seal rotating handle 9 and rotating handle set
Gap between 12, to prevent because of the problem of position seals do not lead to 1 leak of sewage pipe sternly generation.
In any of the above-described technical solution, it is preferable that blowdown apparatus further includes knob 17, and the second end stretching of rotating handle 9 connects
Mouth 11 is simultaneously fixedly connected with knob 17.
This programme installs knob 17 in the second end of rotating handle 9, and knob 17 facilitates user to grasp and have an effect, and keeps user lighter
Loose ground rotates rotating handle 9, so as to promote the use feeling of user.
In any of the above-described technical solution, it is preferable that the lateral wall of interface 11 is equipped with the first spacing block set 19 and second
Spacing block set 20, knob 17 is equipped with retention bead 18, and knob 17 has valve opening position and valve position, rotation with respect to interface 11
When the rotation of button 17 to valve position, retention bead 18 and the first spacing block set 19 are contradicted, and ball valve assembly blocks sewage pipe 1,
When the rotation of knob 17 to valve opening position, retention bead 18 and the second spacing block set 20 are contradicted, and ball valve assembly leads sewage pipe 1
It is logical.
In the present solution, position limiting structure is equipped between 1 interface 11 of knob 17 and sewage pipe, when the rotation of knob 17 is to valve position,
Retention bead 18 and the first spacing block set 19 contradict, the through-hole that 3 drainage hole of ball valve core is staggered on ball valve sealing ring 2 at this time, ball valve
Sealing ring 2 and ball valve core 3 constitute ball face sealing, so that sewage pipe 1 be closed；When the rotation of knob 17 to valve opening position, limit convex
Rise 18 with second spacing block set 20 conflict, the drainage hole on ball valve core 3 is aligned with the through-hole on ball valve sealing ring 2 at this time, makes to arrange
Dirty pipe 1 is connected.In general, knob 17 is 90 degree by the rotational angle that valve opening position turns to valve position.
In any of the above-described technical solution, it is preferable that the first end and tank weld of sewage pipe 1.
In the present solution, sewage pipe 1 and tank weld, can guarantee to arrange in this way while sewage pipe 1 is fixed on water tank
The leakproofness of dirty pipe 1 and water tank link position.
The embodiment of the utility model second aspect provides a kind of water heater, including water tank and such as the utility model first
The blowdown apparatus that aspect any embodiment provides, the blowdown apparatus are connected with the water tank.
The water heater that the utility model second aspect embodiment provides has the utility model first aspect any embodiment
The blowdown apparatus of offer, therefore the water heater has whole beneficial effects of the blowdown apparatus of any of the above-described embodiment offer,
This is repeated no more.
Term " first ", " second ", " third " are only used for the purpose described in the description of the present invention, and cannot
It is interpreted as indication or suggestion relative importance, unless otherwise clearly defined and limited；Term " connection ", " installation ", " fixation "
Deng shall be understood in a broad sense, for example, " connection " may be fixed connection or may be dismantle connection, or integral connection；It can
It, can also be indirectly connected through an intermediary to be to be connected directly.It for the ordinary skill in the art, can basis
Concrete condition understands the concrete meaning of above-mentioned term in the present invention.
In the description of the utility model specification, term " one embodiment ", " some embodiments ", " specific embodiment "
Deng description mean that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained in the utility model
At least one embodiment or example in.In the utility model specification, schematic expression of the above terms are not necessarily referred to
Be identical embodiment or example.Moreover, the particular features, structures, materials, or characteristics of description can at any one or
It can be combined in any suitable manner in multiple embodiment or examples.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in utility model field, various modifications and changes may be made to the present invention.All essences in the utility model
Mind and principle within, any modification, equivalent replacement, improvement and so on, should be included in the protection scope of the utility model it
It is interior.
Claims (12)
1. a kind of blowdown apparatus is used for water heater, the water heater includes water tank, and sewage pipe is equipped on the water tank, special
Sign is,
The blowdown apparatus includes the sewage pipe and ball valve assembly, and the first end of the sewage pipe is connect with the water tank and phase
Connection, and the sewage pipe is equipped with installing port, the ball valve assembly includes ball valve set, ball valve sealing ring, ball valve core and rotating handle,
The ball valve set is mounted in the sewage pipe, and ball valve set is cylindrical, and ball valve set and the sewage pipe is interior
Wall is tightly connected, and the ball valve sealing ring and the ball valve core are mounted in the ball valve set, and the ball valve core is equipped with draining
Hole, the ball valve core, which contradicts to match with the ball valve sealing ring, to be merged and can rotate relative to the ball valve sealing ring, described in control
The side wall of sewage pipe on-off, the ball valve set is equipped with connecting hole, and the first end of the rotating handle is connected with the ball valve core, institute
The second end for stating rotating handle stretches out the connecting hole and the installing port, and the rotating handle is for driving the ball valve core rotation.
2. blowdown apparatus according to claim 1, which is characterized in that
The outer diameter of the ball valve set is adapted to the internal diameter of the sewage pipe, and the lateral wall of ball valve set and the sewage pipe
The first sealing ring is equipped between inner sidewall.
3. blowdown apparatus according to claim 2, which is characterized in that
The first end of the ball valve set is equipped with first annular limit rib, second end is equipped with internal screw thread, and the blowdown apparatus further includes
Ball valve sealing ring stop nut, the ball valve sealing ring stop nut are equipped with external screw thread, the ball valve sealing ring stop nut
With the ball valve set the second end be connected through a screw thread, the both ends of the ball valve sealing ring respectively with the first annular limit
Position muscle and ball valve set stop nut contradict.
4. blowdown apparatus according to claim 1, which is characterized in that
The blowdown apparatus further includes ball valve set stop nut, and the ball valve set stop nut is equipped with external screw thread, the blowdown
The second end of pipe is equipped with internal screw thread, and the second end of ball valve the set stop nut and the sewage pipe is connected through a screw thread,
Be equipped with the second annular stop muscle in the sewage pipe, the both ends of the ball valve set respectively with the second annular stop muscle and described
Ball valve covers stop nut and contradicts.
5. blowdown apparatus according to claim 4, which is characterized in that
The installing port position of the sewage pipe is equipped with the interface radially extended along the sewage pipe, and the blowdown apparatus further includes rotation
Sleeve, the rotating handle set are sleeved on the rotating handle, and the inner wall of rotating handle set and the interface contradicts and cooperates.
6. blowdown apparatus according to claim 5, which is characterized in that
The blowdown apparatus further includes rotating handle stop nut, and the rotating handle stop nut is equipped with external screw thread, the end of the interface
Portion is equipped with internal screw thread, and the end of the rotating handle stop nut and the interface is connected through a screw thread, the both ends point of the rotating handle set
It is not contradicted with ball valve set and the rotating handle stop nut.
7. blowdown apparatus according to claim 6, which is characterized in that
The rotating handle is equipped with positive stop lug boss, and the both ends of the positive stop lug boss limit spiral shell with ball valve set and the rotating handle respectively
Mother contradicts.
8. blowdown apparatus according to claim 5, which is characterized in that
It is equipped with the second sealing ring between the rotating handle set and the inner wall of the interface, is equipped with third between the rotating handle set and the rotating handle
Sealing ring.
9. blowdown apparatus according to claim 5, which is characterized in that
The blowdown apparatus further includes knob, and the second end of the rotating handle is stretched out the interface and is fixedly connected with the knob.
10. blowdown apparatus according to claim 9, which is characterized in that
The lateral wall of the interface is equipped with the first spacing block set and the second spacing block set, and the knob is equipped with retention bead,
And the relatively described interface of the knob has valve opening position and valve position, and when the knob is rotated to the valve position, institute
It states retention bead and first spacing block set contradicts, and the ball valve assembly blocks the sewage pipe, the knob rotation
When to the valve opening position, the retention bead and second spacing block set are contradicted, and the ball valve assembly makes the blowdown
Pipe conducting.
11. blowdown apparatus according to any one of claim 1 to 10, which is characterized in that
The first end of the sewage pipe and the tank weld.
12. a kind of water heater, which is characterized in that the blowdown apparatus including water tank and as described in any one of claims 1 to 11,
The blowdown apparatus is connected with the water tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820424229.1U CN208186872U (en) | 2018-03-27 | 2018-03-27 | Blowdown apparatus and water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820424229.1U CN208186872U (en) | 2018-03-27 | 2018-03-27 | Blowdown apparatus and water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208186872U true CN208186872U (en) | 2018-12-04 |
Family
ID=64439271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820424229.1U Active CN208186872U (en) | 2018-03-27 | 2018-03-27 | Blowdown apparatus and water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208186872U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108266899A (en) * | 2018-03-27 | 2018-07-10 | 芜湖美的厨卫电器制造有限公司 | Blowdown apparatus and water heater |
-
2018
- 2018-03-27 CN CN201820424229.1U patent/CN208186872U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108266899A (en) * | 2018-03-27 | 2018-07-10 | 芜湖美的厨卫电器制造有限公司 | Blowdown apparatus and water heater |
| CN108266899B (en) * | 2018-03-27 | 2024-01-30 | 芜湖美的厨卫电器制造有限公司 | Sewage discharging device and water heater |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105381639B (en) | Front-mounted Filter device | |
| CN203847744U (en) | Electric water heater and blow-down valve thereof | |
| CN208186872U (en) | Blowdown apparatus and water heater | |
| CN104595549B (en) | A kind of mounting structure of tap and the tap using this mounting structure | |
| CN208059321U (en) | Blowdown apparatus and water heater | |
| CN106322766A (en) | Water heater | |
| CN105498332B (en) | Pre-filter with inner brush | |
| CN106267957A (en) | A kind of automatic cleaning strainer | |
| CN108266899A (en) | Blowdown apparatus and water heater | |
| CN204494768U (en) | A kind of water heater | |
| CN206361942U (en) | A kind of magnesium rod erecting device for electric heater | |
| CN108204678A (en) | Blowdown apparatus and water heater | |
| CN106225224A (en) | Electric heater | |
| CN209540095U (en) | A kind of rotatable tap | |
| CN205401802U (en) | Water heater drain valve and water heater | |
| CN206793185U (en) | One kind backwash fore filter | |
| CN102995716B (en) | Cover-type drainer | |
| CN205710280U (en) | Desk-top drinking water single-column water purifier | |
| CN205495081U (en) | Pre -filter | |
| CN108704365A (en) | A kind of fore filter of mating intelligent closestool | |
| CN207680175U (en) | A kind of withdrawing device for valve filter element | |
| CN206548349U (en) | Cover assembly and cooking apparatus | |
| CN202531876U (en) | Novel angle valve | |
| CN208435513U (en) | Water softener sealing installation structure and water tank type dish-washing machine | |
| KR200146376Y1 (en) | A family type small still water machine flowmeter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230103 Address after: 241000 west side of 3 / F, No.5 office building, new energy and new materials gathering area, Fuzhou Road, Jiangbei District, Wuhu City, Anhui Province Patentee after: Wuhu Midea intelligent kitchen electricity Manufacturing Co.,Ltd. Address before: 241009 Wan Chun East Road, East District, Wuhu economic and Technological Development Zone, Anhui Patentee before: WUHU MIDEA KITCHEN AND BATH APPLIANCES MFG. Co.,Ltd. Patentee before: MIDEA GROUP Co.,Ltd. |
|
| TR01 | Transfer of patent right |