CN218480762U

CN218480762U - Inner container end socket of enamel inner container water heater

Info

Publication number: CN218480762U
Application number: CN202222137489.XU
Authority: CN
Inventors: 马巍菲; 孙金明; 冯太贵; 陈泽禹
Original assignee: Jiangsu Guangguang Smart Energy Co ltd
Current assignee: Jiangsu Guangguang Smart Energy Co ltd
Priority date: 2022-08-15
Filing date: 2022-08-15
Publication date: 2023-02-14
Anticipated expiration: 2032-08-15

Abstract

The utility model discloses an enamel inner bag water heater's inner bag head, including head body, joint, flange seat, be equipped with joint hole and mounting hole on the head body, the root that connects is equipped with outside outstanding location step, connects and wears to locate in the joint hole, and passes through location step carries out axial positioning, welds the welding through argon arc welding between location step and the head body, and the bottom mouth inner wall chamfer angle that connects, one side of mounting hole is arranged in to the flange seat, is equipped with in mounting hole department and is used for the turn-ups of flange seat cladding location. The inner wall of the end socket body is in the transition of a fillet R after the connector is installed, so that the defect of enamel processing can be avoided. The turn-ups is gone up the punching press by the punching machine and is formed and the cladding on the flange seat, and is fixed integrative with flange seat and head body, avoids wearing to establish the bolt through on flange seat and head body and fix the two, guarantees that the an organic whole of head body is complete, reduces the probability of leaking.

Description

Inner container end socket of enamel inner container water heater

The technical field is as follows:

the utility model relates to an inner bag head of enamel inner bag water heater.

The background art comprises the following steps:

the welding of the water inlet and outlet connectors of the water heater comprises the steps of firstly punching a phi 18.5 unthreaded hole on an end socket of an inner container, then inserting the water inlet and outlet connectors into the punched unthreaded hole, then carrying out argon arc welding, and carrying out sand blasting and then carrying out enamel processing on the inner wall of the welded end socket. According to the processing method, a sharp corner is formed in an orifice of the inner wall of the end socket when the inner container end socket is punched, so that the porcelain is easily dropped at the sharp corner part during enamel processing, the thickness of a porcelain layer is too thin, and the enamel defects such as burning and the like are easily caused. In addition, the flange plate on the inner container end socket is fixed with the flange plate in a bolt fastening mode, the water leakage phenomenon easily occurs at the bolt crossing joint after a long time, and therefore the prior art is necessarily improved to overcome the defects in the prior art.

The invention content is as follows:

the utility model provides a solve the problem that above-mentioned prior art exists and provide an enamel inner bag water heater's inner bag head.

The utility model discloses the technical scheme who adopts has:

the utility model provides an enamel inner bag water heater's inner bag head, includes head body, joint, flange seat, be equipped with joint hole and mounting hole on the head body, the root that connects is equipped with outside outstanding location step, connects to wear to locate in the joint hole, and passes through the location step carries out axial positioning, welds the welding through argon arc between location step and the head body, and the bottom mouth inner wall chamfer angle that connects, one side of mounting hole is arranged in to the flange seat, is equipped with the turn-ups that is used for covering the flange seat with the flange seat location in mounting hole department.

Furthermore, the cross-section of flange seat is the U-shaped who has two sides and a middle limit, and two sides of flange seat are laminated with the outer wall of head body mutually, wear to establish a plurality of bolts on the middle edge of flange seat.

Furthermore, a plurality of drain holes are formed in the outer side edge of the flange seat.

Furthermore, the flanging extends out from the mounting hole and is attached to the inner side edge of the flange seat, and then the flanging is coated on the outer end face of the middle edge of the flange seat.

Furthermore, the joint comprises a water inlet pipe joint, a water outlet pipe joint and a magnesium rod joint, wherein the heads of the water inlet pipe joint and the water outlet pipe joint are both provided with external threads, and the head of the magnesium rod joint is provided with internal threads.

Further, the outer diameter of the positioning step is 1-2mm larger than the outer diameter of the joint.

The utility model discloses following beneficial effect has:

the inner wall of the end socket body is in the transition of a fillet R after the connector is installed, so that the defect of enamel processing can be avoided. The turn-ups is gone up the punching press by the punching press and is formed and the cladding on the flange seat, with flange seat and the fixed an organic whole of head body, avoids fixing the two through wearing to establish the bolt on flange seat and head body, guarantees that the an organic whole of head body is complete, reduces the probability of leaking.

Description of the drawings:

fig. 1 is a three-dimensional structure diagram of the present invention.

Fig. 2 is a plan view of the present invention.

Fig. 3 is a plan sectional view of the present invention.

Fig. 4 is a mounting structure view of the joint root on the end socket body.

Fig. 5 is a sectional view showing the installation of the flange seat on the closure body.

The specific implementation mode is as follows:

the present invention will be further described with reference to the accompanying drawings.

As fig. 1 to 5, the utility model relates to an enamel inner bag water heater's inner bag head, including head body 1, joint, flange seat 3, be equipped with joint hole and mounting hole on the head body 1, the well position department of head body 1 is located to the mounting hole, and the joint hole dispersion is arranged on head body 1, and the root that connects is equipped with outside outstanding location step 20, and the external diameter of location step 20 is greater than the external diameter 1-2mm that connects. The connector is inserted into the connector hole from the inner side of the end socket body 1 to the outside, axial positioning is carried out through the positioning step 20, and the positioning step 20 and the end socket body 1 are welded through argon arc welding.

The joints comprise a water inlet pipe joint 21, a water outlet pipe joint 22 and a magnesium rod joint 23, wherein the heads of the water inlet pipe joint 21 and the water outlet pipe joint 22 are both provided with external threads, and the head of the magnesium rod joint 23 is provided with internal threads.

The utility model discloses the cooperation department of butt joint and head body 1 carries out the processing of falling R, and processing technology is: firstly, when the joint is machined, a step is reserved at the root of the joint, a chamfer R angle is reserved on the inner wall of a bottom port of the joint, a hole as large as the outer diameter of the joint is punched in the end socket body 1, the joint is inserted out from the inner wall of the end socket body 1, the joint and the end socket body 1 are flattened and pressed on a punching machine, argon arc welding is performed, enamel is performed after the joint is welded, the inner wall of the end socket body 1 is a chamfer R transition after the joint is installed, and the defect of enamel machining can be avoided.

The flange seat 3 is arranged on one side of the mounting hole, and a flange 10 for covering and positioning the flange seat 3 is arranged at the mounting hole. The flanging 10 is formed by punching on a punching machine and is coated on the flange seat 3, so that the flange seat and the seal head body 1 are fixed into a whole, the flange seat and the seal head body are prevented from being fixed by penetrating bolts on the flange seat and the seal head body, the integrity of the seal head body 1 is ensured, and the water leakage probability is reduced.

In order to wear to establish the bolt on flange seat 3 for the convenience, the utility model provides a flange seat 3 adopts the U-shaped, and it has two sides and a middle limit, and two sides of flange seat 3 are laminated mutually with head body 1's outer wall, and turn-ups 10 is extended by mounting hole department and is laminated with the inboard side of flange seat 3, then the cladding is on the outer terminal surface of flange seat 3 middle limit.

A plurality of bolts 31 penetrate through the middle edge of the flange seat 3, and the bolt heads of the bolts 31 are arranged in the U-shaped grooves of the flange seat 3, so that the end socket body 1 cannot be damaged. A plurality of water discharge holes 32 are formed on the outer side of the flange base 3, and when water is present in the flange base 3, the water can be discharged through the water discharge holes 32.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications can be made without departing from the principle of the present invention, and these modifications should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides an inner bag head of enamel inner bag water heater which characterized in that: including head body (1), joint, flange seat (3), be equipped with joint hole and mounting hole on head body (1), the root that connects is equipped with outside outstanding location step (20), connects to wear to locate in the joint hole, and passes through axial positioning is carried out in location step (20), welds through argon arc welding between location step (20) and head body (1), and the bottom mouth inner wall chamfer R angle that connects, one side of mounting hole is arranged in flange seat (3), is equipped with turn-ups (10) that are used for flange seat (3) cladding location in mounting hole department.

2. The liner end socket of the enamel liner water heater as claimed in claim 1, wherein: the cross-section of flange seat (3) is for having the U shape on two sides and a middle limit, and two sides of flange seat (3) are laminated with the outer wall of head body (1) mutually, wear to establish a plurality of bolts (31) on the middle edge of flange seat (3).

3. The liner end socket of the enamel liner water heater as claimed in claim 2, wherein: a plurality of drain holes (32) are arranged on the outer side edge of the flange seat (3).

4. The liner end socket of the enamel liner water heater as claimed in claim 2, wherein: the flanging (10) extends out from the mounting hole, is attached to the inner side edge of the flange seat (3), and then is coated on the outer end face of the middle edge of the flange seat (3).

5. The liner head of the enamel liner water heater as claimed in claim 1, wherein: the joint comprises a water inlet pipe joint (21), a water outlet pipe joint (22) and a magnesium rod joint (23), wherein the heads of the water inlet pipe joint (21) and the water outlet pipe joint (22) are respectively provided with an external thread, and the head of the magnesium rod joint (23) is provided with an internal thread.

6. The liner head of the enamel liner water heater as claimed in claim 1, wherein: the outer diameter of the positioning step (20) is 1-2mm larger than that of the joint.