CN216814640U - Heat insulation device for connecting inner container and shell of electric water heater - Google Patents
Heat insulation device for connecting inner container and shell of electric water heater Download PDFInfo
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- CN216814640U CN216814640U CN202220427686.2U CN202220427686U CN216814640U CN 216814640 U CN216814640 U CN 216814640U CN 202220427686 U CN202220427686 U CN 202220427686U CN 216814640 U CN216814640 U CN 216814640U
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- inner container
- hangers
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Abstract
The utility model relates to the technical field of electric water heaters, in particular to a heat insulation device for connecting an inner container and a shell of an electric water heater, which comprises an insulation sleeve and an insulation gasket, wherein the insulation gasket is arranged between the shell and a metal connecting piece to separate the metal connecting piece from the shell, the insulation sleeve is sleeved at one side of the shell close to an inner container lug to separate the shell from the inner container lug, the insulation sleeve is provided with a through hole coaxially arranged with the through hole of the inner container lug, a locking piece is embedded in the through hole of the insulation sleeve, and the part of the insulation sleeve embedded with the locking piece penetrates through the through hole of the inner container lug and is in interference fit with the through hole of the inner container lug to separate the metal connecting piece from the inner container lug. The heat insulation and insulation device does not need to be replaced frequently and is not easy to damage, and has the characteristics of reliable connection and good insulation effect.
Description
Technical Field
The utility model relates to the technical field of electric water heaters, in particular to a heat insulation device for connecting an inner container and a shell of an electric water heater.
Background
The electric water heater comprises a shell and an inner container arranged in the shell, wherein an inner container hanging lug is arranged on the outer wall of the inner container, and a metal connecting piece sequentially penetrates through the shell and the inner container hanging lug and then is locked by a locking piece to fixedly connect the shell and the inner container hanging lug. Because metal connecting piece and inner bag hangers, shell lug connection, metal connecting piece, inner bag hangers, shell all are the metal material, and the inner bag hangers can directly be transmitted for the shell through metal connecting piece with electricity, and the user touches the shell and can take place the risk of electrocuteeing.
In the prior art, the insulation between the metal connecting piece and the liner hangers and the shell is realized by sleeving the heat-shrinkable sleeve on the metal connecting piece, but in the mode, the heat-shrinkable sleeve needs to be replaced every time the metal connecting piece is replaced, so the cost is higher; in addition, in the long-term use process, the heat-shrinkable sleeve is extremely easy to damage, so that the insulation fails and the risk of electric shock occurs.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a heat insulation device for connecting an inner container and a shell of an electric water heater, aiming at the defects of the prior art, the heat insulation device is arranged in the water heater, does not need to be replaced frequently, is not easy to damage, and has the characteristics of reliable connection and good insulation effect.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a heat insulation and insulation device for connecting an inner container and a shell of an electric water heater comprises the shell and the inner container arranged in the shell, wherein an inner container hanging lug is arranged on the outer wall of the inner container, through holes which are coaxially arranged are formed in the shell and the inner container hanging lug, and a metal connecting piece sequentially penetrates through the through holes of the shell and the inner container hanging lug and then is locked by a locking piece to tightly install the shell and the inner container hanging lug;
the heat insulation device comprises an insulation sleeve and an insulation washer, wherein the insulation washer is arranged between the shell and the metal connecting pieces to separate the metal connecting pieces and the shell, the insulation sleeve is arranged at one side of the shell close to the inner container hangers to separate the shell and the inner container hangers, the insulation sleeve is provided with through holes coaxially arranged with the through holes of the inner container hangers, the locking pieces are embedded in the through holes of the insulation sleeve, and the part of the locking pieces embedded in the insulation sleeve penetrates through the through holes of the inner container hangers and is in interference fit with the through holes of the inner container hangers to separate the metal connecting pieces and the inner container hangers.
Among the above-mentioned technical scheme, insulating cover is including planking and the inner panel that from top to bottom sets gradually mutual lock, the inner panel with the planking all be equipped with the coaxial through-hole that sets up of through-hole of inner bag hangers, the retaining member inlays in the through-hole of inner panel.
In the technical scheme, the outer plate and the inner plate are formed with a fixing groove for accommodating the liner hangers, so that the inner plate and the outer plate which are mutually buckled surround the liner hangers.
In the technical scheme, the outer plate is connected with one end part corresponding to the inner plate through the connecting sheet, and the outer plate, the inner plate and the connecting sheet are integrally formed injection molding parts.
In the technical scheme, the inner plate and the outer plate are buckled and connected through mutually matched buckles and buckle holes.
In the above technical solution, the lower end portion of the insulating washer extends into the through hole of the outer plate.
In the technical scheme, the lower end of the outer plate is provided with a buckle, and the inner plate is provided with a buckle hole matched with the buckle.
In the technical scheme, the metal connecting piece is a bolt, the locking piece is a nut, and the bolt sequentially penetrates through the through hole of the shell and the through hole of the insulating sleeve and then is in threaded connection with the nut.
In the technical scheme, the outer wall of the shell is provided with the outer hanging frame, and the outer hanging frame is provided with the through hole which is coaxially arranged with the through hole of the shell so as to enable the metal connecting piece to penetrate through the through hole.
The utility model has the beneficial effects that:
according to the heat insulation and insulation device, the metal connecting piece and the locking piece are insulated from the inner container hangers through the insulation sleeve, the shell is insulated from the inner container hangers, and the metal connecting piece is insulated from the shell through the insulation washer, so that triple insulation of the metal connecting piece and the shell, the metal connecting piece and the inner container hangers, and the inner container hangers and the shell is realized, a conductive path between the inner container hangers and the shell is isolated, the inner container hangers are prevented from being electrically transmitted to the shell, the insulation sleeve and the insulation washer are not easy to damage and do not need to be frequently replaced, the heat insulation and insulation device has the characteristics of reliable connection and good insulation effect, and meanwhile, a certain heat insulation effect is realized.
Drawings
FIG. 1 is a front sectional view of an insulating device in an embodiment.
Fig. 2 is a front view of the insulating sheath.
Reference numerals:
the outer hanger 1, the shell 2, the inner container hangers 3, the metal connecting piece 4, the locking piece 5, the insulating sleeve 6, the outer plate 61, the buckle 611, the inner plate 62, the buckle hole 621, the connecting piece 63 and the insulating washer 7.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects solved by the present invention more apparent, the present invention is further described in detail below with reference to the following embodiments. It should be understood, however, that the description herein of specific embodiments is only for the purpose of illustrating the utility model and is not to be taken as a limitation on the utility model.
The electric water heater of daily use includes the outer casing 2 and establishes the inner bag in the outer casing 2, the welding has inner bag hangers 3 on the outer wall of inner bag, in order to make things convenient for electric water heater to install fixedly on the wall body, install the stores pylon 1 on the outer wall of outer casing 2, therefore, in order to make electric water heater's outer casing 2 and inner bag effective connection and make things convenient for electric water heater to install on the wall body among the prior art, set up coaxial through-hole on stores pylon 1, outer casing 2 and inner bag hangers 3, a metal connecting piece 4 passes the through-hole of stores pylon 1 in proper order, the through-hole of outer casing 2, the locking behind the through-hole of inner bag hangers 3 by retaining member 5, thereby fasten the installation of stores pylon 1, outer casing 2 and inner bag hangers 3 three, the connection of outer casing 2 and inner bag has been realized. However, the outer hanging rack 1, the outer shell 2, the inner container hanging lug 3, the metal connecting piece 4 and the locking piece 5 are made of metal materials, even if the surface of the outer shell 2 is coated with insulating paint, the inner container hanging lug 3 is electrified to be transmitted to the outer shell 2 through the metal connecting piece 4, and the electric shock risk can occur when a user touches the outer shell 2.
Therefore, in order to realize good insulating effect, avoid taking place the electric shock, refer to fig. 1, this embodiment is at pylon 1, be equipped with insulating washer 7 between shell 2 and the metal connecting piece 4 in order to separate metal connecting piece 4 and pylon 1, shell 2 separates, be equipped with insulating cover 6 in order to separate shell 2 and inner bag hangers 3 in the one side that shell 2 is close to inner bag hangers 3, insulating cover 6 sets up the through-hole with the coaxial setting of through-hole of inner bag hangers 3, retaining member 5 inlays in the through-hole of insulating cover 6, the part of the embedded retaining member 5 of insulating cover 6 passes the through-hole of inner bag hangers 3 and with the through-hole interference fit of inner bag hangers 3 so that metal connecting piece 4 passes the through-hole of pylon 1 in proper order, the through-hole of shell 2, be locked by retaining member 5 behind the through-hole of insulating cover 6. This embodiment makes metal connecting piece 4 and retaining member 5 and inner bag hangers 3 insulating through setting up insulating cover 6, it is insulating to make shell 2 and inner bag hangers 3, through setting up insulating washer with metal connecting piece 4 and shell 2, pylon 1 is insulating, thereby realized that metal connecting piece 4 is insulating with shell 2, metal connecting piece 4 is insulating with inner bag hangers 3, inner bag hangers 3 is insulating with shell 2 triple, cut off the conducting path between inner bag hangers 3 and the shell 2, it gives shell 2 to have avoided the electrified transmission of inner bag hangers 3, and insulating cover 6 and insulating washer 7 just need not often to change, it is reliable to have the connection, characteristics that insulating effectual, it is not fragile to have certain thermal-insulated effect simultaneously.
Specifically, insulating cover 6 of this embodiment is including planking 61 and the inner panel 62 that from top to bottom sets gradually and mutual lock, and planking 61 and inner panel 62 all are equipped with the through-hole with the coaxial setting of through-hole of inner bag hangers 3, and retaining member 5 inlays in the through-hole of inner panel 62, and metal connecting piece 4 is locked by retaining member 5 after passing the through-hole of stores pylon 1, the through-hole of shell 2, the through-hole of planking 61, the through-hole of inner panel 62 in proper order. In order to better ensure the insulation effect, the lower end part of the insulation washer 7 extends into the through hole of the outer plate 61, so that the absolute insulation between the liner hangers 3 and the shell 2 is realized.
The insulating sleeve 6 of the embodiment is an injection molding piece, and the locking piece 5 is directly embedded in the inner plate 62 to form a whole with the injection molded insulating sleeve 6 during injection molding. In addition, during injection molding, the corresponding ends of the outer plate 61 and the inner plate 62 are connected by a connecting piece 63, and the outer plate 61, the inner plate 62 and the outer plate 63 are integrally formed, as shown in fig. 2, a buckle 611 is provided at the lower end of the outer plate 61, and a buckle hole 621 matched with the buckle 611 is provided on the inner plate 62. During the assembly, the connection piece 7 of buckling makes the lower extreme bellying that planking 61 offered the through-hole and the upper end bellying that inner panel 62 offered the through-hole correspond the setting, and the equal interference fit of the lower extreme bellying that planking 61 offered the through-hole and the upper end bellying that inner panel 62 offered the through-hole wears to establish in the through-hole of inner bag hangers 3, thereby form the fixed slot that holds inner bag hangers 3 between inner panel 62 and planking 61 so that inner panel 62 and the planking 61 of mutual lock surround inner bag hangers 3, thereby realize inner bag hangers 3 and shell 2's insulation, and because interference fit, inner bag hangers 3 and insulating cover 6 relatively fixed. Then, the inner plate 62 and the outer plate 61 are tightly combined through buckling of the buckle 611 and the buckle hole 612, meanwhile, the arrangement of the connecting sheet 63 can also ensure that the outer plate 61 and the inner plate 62 cannot be easily disconnected in the mutual buckling process, and meanwhile, the integrally formed structure is convenient to install and store.
The metal connecting piece 4 used in the implementation is a bolt, the locking piece 5 is a nut, and the bolt sequentially penetrates through the through hole of the outer hanging frame 1, the through hole of the shell 2 and the through hole of the insulating sleeve 6 and then is in threaded connection with the nut. In practical application, the metal connecting member 4 and the locking member 5 can be selected as required.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (9)
1. The utility model provides a thermal-insulated insulator arrangement that electric water heater inner bag and shell are connected, electric water heater includes the shell and establishes the inner bag in the shell, installs the inner bag hangers on the outer wall of inner bag, the shell with the through-hole of coaxial setting is seted up to the inner bag hangers, and a metal connecting piece passes behind the through-hole of shell and the through-hole of inner bag hangers in proper order and is locked in order to install shell and inner bag hangers fastening, its characterized in that:
the heat insulation device comprises an insulation sleeve and an insulation washer, wherein the insulation washer is arranged between the shell and the metal connecting pieces to separate the metal connecting pieces and the shell, the insulation sleeve is arranged at one side of the shell close to the inner container hangers to separate the shell and the inner container hangers, the insulation sleeve is provided with through holes coaxially arranged with the through holes of the inner container hangers, the locking pieces are embedded in the through holes of the insulation sleeve, and the part of the locking pieces embedded in the insulation sleeve penetrates through the through holes of the inner container hangers and is in interference fit with the through holes of the inner container hangers to separate the metal connecting pieces and the inner container hangers.
2. The heat insulation device for connecting the inner container and the shell of the electric water heater according to claim 1, is characterized in that: insulating cover is including planking and the inner panel that from top to bottom sets gradually mutual lock, the inner panel with the planking all be equipped with the through-hole of the coaxial setting of through-hole of inner bag hangers, the retaining member inlays in the through-hole of inner panel.
3. The heat insulation device for connecting the inner container and the shell of the electric water heater according to claim 2, is characterized in that: the planking with the shaping has the fixed slot that holds the inner bag hangers between the inner panel so that the inner panel and the planking of mutual lock surround the inner bag hangers.
4. The heat insulation device for connecting the inner container and the shell of the electric water heater according to claim 2, is characterized in that: the outer plate is connected with one end part corresponding to the inner plate through a connecting sheet, and the outer plate, the inner plate and the connecting sheet are integrally formed injection molding parts.
5. The heat insulation device for connecting the inner container and the shell of the electric water heater according to claim 2, is characterized in that: the inner plate and the outer plate are connected in a buckling mode through mutually matched buckles and buckle holes.
6. The heat insulation device for connecting the inner container and the shell of the electric water heater according to claim 2, is characterized in that: the lower end of the insulating washer extends into the through hole of the outer plate.
7. The heat insulation device for connecting the inner container and the shell of the electric water heater according to claim 5, is characterized in that: the lower end of the outer plate is provided with a buckle, and the inner plate is provided with a buckle hole matched with the buckle.
8. The heat insulation device for connecting the inner container and the shell of the electric water heater according to claim 1, is characterized in that: the metal connecting piece is a bolt, the locking piece is a nut, and the bolt sequentially penetrates through the through hole of the shell and the through hole of the insulating sleeve and then is in threaded connection with the nut.
9. The heat insulation device for connecting the inner container and the shell of the electric water heater as claimed in claim 1, characterized in that: the outer wall of the shell is provided with a pylon, and the pylon is provided with a through hole which is coaxial with the through hole of the shell so as to enable the metal connecting piece to pass through.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220427686.2U CN216814640U (en) | 2022-02-28 | 2022-02-28 | Heat insulation device for connecting inner container and shell of electric water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220427686.2U CN216814640U (en) | 2022-02-28 | 2022-02-28 | Heat insulation device for connecting inner container and shell of electric water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216814640U true CN216814640U (en) | 2022-06-24 |
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ID=82044063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220427686.2U Active CN216814640U (en) | 2022-02-28 | 2022-02-28 | Heat insulation device for connecting inner container and shell of electric water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216814640U (en) |
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2022
- 2022-02-28 CN CN202220427686.2U patent/CN216814640U/en active Active
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