CN206175873U - Hot -water heating subassembly - Google Patents

Abstract

The utility model discloses a hot -water heating subassembly mainly includes outer wirebond union piece, packing ring, internal thread pressure knot. The utility model discloses it advances / delivery port department directly to imbed the hot -water heating piece with outer wirebond union piece to welded fastening has saved traditional hot -water heating piece internal thread and has advanced water connectors's screw thread, and avoided in the engineering installation winding rubber area screw thread process of screwing up again. The utility model discloses save hot -water heating piece, the manufacturing procedure who advances water connectors and expense, when having reduced the installation degree of difficulty and having reduced the erector, more avoided simultaneously the defect that traditional mounting structure easily leaked.

Description

A kind of hot-water heating component

Technical field

This utility model belongs to hot-water heating field, is related to a kind of hot-water heating component, and in particular to a kind of up/down for hot-water heating piece Water swivel fitment combination.

Background technology

Hot-water heating piece is the capital equipment of Chinese vast northern area winter indoor heating.

As shown in Figure 1, at present traditional finished product of hot-water heating piece 1, interior spiral shell on the mouth of a river 2 (outlet is as the same) interior car thereon Stricture of vagina, to be screwed into fitting 3 in construction and installation, and then connects upper hose, outlet pipe.However, internal thread machining necessarily increases Add the manufacture difficulty of hot-water heating piece and increased manufacturing cost.

In addition, traditional hot-water heating piece 1 is in construction and installation, need filling pipe end, water outlet joint accessory 3 external screw thread (such as Shown in Fig. 1) on wind unsintered tape or flax silk etc., then be screwed in hot-water heating piece filling pipe end, outlet, then further assemble water Pipe.This assembling mode has first the process of winding unsintered tape, not only wastes time and energy, but also is not easy to tighten, and exists at any time The risk of leak, in addition unsintered tape etc. have an aging process, necessarily also have the trouble of maintenance in the future.

Therefore need to be improved water, water out adapter accessory on existing hot-water heating piece, to save the manufacture of hot-water heating piece, install Cost, and while eliminate hot-water heating piece filling pipe end, the risk of outlet leak.

Utility model content

The utility model proposes a kind of hot-water heating component, devises a kind of outer wire bond fitting that can simply weld, improve It needs to be screwed into filling pipe end, the defect of water outlet joint accessory, can greatly save hot-water heating piece manufacturing cost and installation work-hour, And eliminate hot-water heating piece filling pipe end, the leakage point of water outlet.

This utility model adopts the following technical scheme that to realize.

A kind of hot-water heating component, mainly including outer wire bond fitting, packing ring and internal thread clinching；Wherein, the outer wire bond fitting is Hollow cylindrical, and with least one perpendicular to cylinder axis annular table terrace, in the cylindrical peripheral face that diameter is maximum It is upper that there is external screw thread；The end face that the outer wire bond fitting has one section of external screw thread is provided with cannelure；The packing ring is anti-watertight Seal, is arranged in the cannelure；The internal thread clinching has female thread, can be screwed in the external screw thread of the outer wire bond fitting On.

Further, the outer wire bond fitting does not have externally threaded one end to be inserted into filling pipe end or the water outlet of hot-water heating piece Mouthful.

Further, with and without female thread in the filling pipe end or outlet of the hot-water heating piece.

Further, the outer wire bond fitting is welded and fixed with the hot-water heating piece, and the external screw thread exposes the hot-water heating The filling pipe end or outlet of piece.

Further, the hot-water heating piece for side enter side go out type or under enter down-output type or bottom in and top out type or upper entering and lower leaving Type.

Further, the side of the internal thread clinching dorsad outer wire bond fitting is provided with the hole that water supply pipe end is passed through.

This utility model is directly embedded into outer wire bond fitting at hot-water heating piece inlet/outlet, and is welded and fixed, and eliminates tradition The screw thread of hot-water heating piece internal thread and turnover water swivel, and again screw thread is tightened to avoid winding unsintered tape during project installation Operation.This utility model saves the manufacturing procedure and expense of hot-water heating piece and turnover water swivel, reduces installation difficulty simultaneously Installation work-hour is reduced, while more avoiding conventional mounting structure hot-water heating filling pipe end, the defect of the easy leak of water outlet.

Description of the drawings

Fig. 1 is the schematic diagram of existing traditional hot-water heating component；

Fig. 2 is the explosive view of this utility model hot-water heating component；

Fig. 3 is the partial enlarged drawing in Fig. 2 at I.

In figure：1- hot-water heating pieces；2- filling pipe ends (or outlet)；3- fittings；The outer wire bond fittings of 4-；5- packing rings；In 6- Silk clinching；7- cannelures；8- water pipes termination.

Specific embodiment

This utility model is described in further detail below in conjunction with the accompanying drawings：

As Figure 2-3, a kind of hot-water heating component of the present utility model, mainly including outer wire bond fitting 4, packing ring 5 and internal thread Clinching 6.

Referring to accompanying drawing 3, the outer wire bond fitting 4 is hollow cylindrical, and with least one perpendicular to cylinder axis Annular table terrace, there is external screw thread on the maximum cylindrical peripheral face of diameter.The outer wire bond fitting 4 is without externally threaded one End diameter is less, is inserted into the filling pipe end or outlet of hot-water heating piece 1.

The external thread section of the outer wire bond fitting 4 of insertion hot-water heating piece 1 exposes the hot-water heating piece 1, the filling pipe end of hot-water heating piece 1 or goes out The mouth of a river abuts with the annular table terrace at above-mentioned external screw thread, and welding means are adopted at abutting by the outer wire bond fitting 4 and institute The filling pipe end or outlet for stating hot-water heating piece 1 is welded and fixed.

The internal thread clinching 6 has female thread, can be screwed on the external screw thread of the outer wire bond fitting 4.The internal thread pressure The side of the dorsad outer wire bond fitting 4 of button 6 is provided with the hole that water supply pipe end 8 is passed through.Look up from axle, the internal thread clinching 6 With circular or polygonal outline.

Further, the end face that the outer wire bond fitting 4 has one section of external screw thread is provided with cannelure 7；The packing ring 5 is Waterproof grommet, is arranged in the cannelure 7；When internal thread clinching 6 is tightened with outer wire bond fitting 4, packing ring 5 and water pipe termination 8 end face forms sealing, prevents leak.

It is well known that internal thread machining is extremely difficult, processing cost is very high.On hot-water heating slice assembly line, this utility model The operation in hot-water heating piece filling pipe end, outlet internal tapping or car female thread is eliminated, and is directly welded on filling pipe end, outlet Connect outer wire bond fitting.Compared with conventional production lines, this utility model operation is simple, and processing cost is greatly reduced.

With and without female thread, i.e., traditional hot-water heating piece in the filling pipe end or outlet of the hot-water heating piece in this utility model Outer wire bond fitting of the present utility model can equally be used.

In addition, in installation, traditional hot-water heating piece needs first to wind enough rubbers on fitting external screw thread The waterproof material such as band or flax silk, in the female thread of hot-water heating piece filling pipe end or outlet is screwed into.If unsintered tape is wrapped over more will Difficulty causes filling pipe end or outlet cracking, or unsintered tape extruding accumulation causes waterproof effect not good during being screwed into.Separately Outward, there is aging action in unsintered tape etc., and service life is not long, need periodic maintenance to change.This utility model is using the outer silk of welding The mode of weldment, can at one stroke eliminate all of the above defect.Install using hot-water heating piece of the present utility model when, workman only need by The internal thread clinching 6 of water pipe termination 8 is fixed on outer wire bond fitting 4, and time saving and energy saving, efficiency is greatly improved, and due to ring Connected in star 7 and packing ring 5 are formed and reliably sealed, and hot-water heating piece filling pipe end, outlet do not have leak risk.

It should be noted that in the market hot-water heating piece has multiple upper water, a water outlet form, such as side enter side go out type or under enter Down-output type or bottom in and top out type or upper entering and lower leaving type etc., can be welded using the technical solution of the utility model and be applied Work.

It is obvious to a person skilled in the art that this utility model is not limited to the details of above-mentioned one exemplary embodiment, and And in the case of without departing substantially from spirit or essential attributes of the present utility model, can in other specific forms realize that this practicality is new Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new The scope of type is by claims rather than described above is limited, it is intended that the equivalency fallen in claim is contained All changes in justice and scope are included in this utility model.Any reference in claim should not be considered as restriction Involved claim.

Moreover, it will be appreciated that although this specification is been described by according to embodiment, not each embodiment is only wrapped Containing an independent technical scheme, this narrating mode of description is only that for clarity those skilled in the art should Using description as an entirety, the technical scheme in each embodiment can also Jing it is appropriately combined, form those skilled in the art Understandable other embodiment.

Claims (6)

1. a kind of hot-water heating component, it is characterised in that：Mainly include outer wire bond fitting (4), packing ring (5) and internal thread clinching (6)；Its In, the outer wire bond fitting (4) is hollow cylindrical, and with least one perpendicular to cylinder axis annular table terrace, There is external screw thread on the maximum cylindrical peripheral face of diameter；The outer wire bond fitting (4) sets on the end face with one section of external screw thread There is cannelure (7)；The packing ring (5) is waterproof grommet, is arranged in the cannelure (7)；The internal thread clinching (6) has Female thread, can be screwed on the external screw thread of the outer wire bond fitting (4).

2. a kind of hot-water heating component according to claim 1, it is characterised in that：The outer wire bond fitting (4) is without external screw thread One end be inserted into the filling pipe end or outlet of hot-water heating piece (1).

3. a kind of hot-water heating component according to claim 2, it is characterised in that：The filling pipe end of the hot-water heating piece (1) or water outlet With and without female thread in mouthful.

4. a kind of hot-water heating component according to Claims 2 or 3, it is characterised in that：The outer wire bond fitting (4) and the water Warm piece (1) is welded and fixed, and the external screw thread exposes the filling pipe end or outlet of the hot-water heating piece (1).

5. a kind of hot-water heating component according to Claims 2 or 3, it is characterised in that：The hot-water heating piece (1) is entered side and is gone out for side Type or under enter down-output type or bottom in and top out type or upper entering and lower leaving type.

6. a kind of hot-water heating component according to claim 1, it is characterised in that：The internal thread clinching (6) the dorsad outer silk The side of weldment (4) is provided with the hole that water supply pipe end (8) is passed through.