CN215686772U - Liquid heater - Google Patents

Abstract

The utility model discloses a liquid heater, which solves the problem of high installation difficulty of a power socket and adopts the technical scheme that the liquid heater mainly comprises a kettle body and a base positioned at the bottom of the kettle body, wherein the base is provided with the power socket and is connected with a power line through the power socket, the base comprises a bottom shell and a bottom cover, the lower end of the bottom shell is open, the bottom cover is positioned below the bottom shell to seal the lower end opening of the bottom shell, and the bottom shell is connected with the bottom cover and clamps the power socket in the height direction. According to the utility model, the connection and installation of the bottom shell and the bottom cover and the clamping and fixing of the power socket can be completed in one step, the processing difficulty of the base is simplified, and the power socket is convenient to install and good in reliability.

Description

Liquid heater

Technical Field

The utility model relates to the technical field of household appliances, in particular to a liquid heater.

Background

Liquid heater includes the kettle body and pot lid, for making things convenient for the kettle body to peg graft the cooperation with the power cord, is generally equipped with the socket at the lateral surface of the kettle body, and the internal portion of kettle is equipped with the supply socket that corresponds with the socket, and the power cord passes the socket to be connected with supply socket, and for making things convenient for the reliable installation in the inside of the kettle body of supply socket, prior art provides a mount pad, cooking utensil's casing and cooking utensil (CN 201820142324.2), and wherein, this base subassembly includes: a main body: the two clamping parts are arranged on the main body at intervals and extend along a first direction departing from the main body, and are used for clamping the positioning block or the power socket so as to limit the positioning block or the power socket in a second direction in which the two clamping parts are close to or far away from each other; and the positioning part is arranged on the main body and positioned between the two clamping parts, and is used for being matched with the positioning block or the power socket so as to limit the positioning block or the power socket in a direction vertical to the first direction and the second direction. Although the scheme can realize the limitation of the power socket in multiple directions, the whole limiting structure is positioned on the main body, the main body structure is complex, and the processing difficulty of the main body and the installation difficulty of the power socket are high.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a liquid heater, which simplifies the processing difficulty of a base, can achieve the connection and installation of a bottom shell and a bottom cover and the clamping and fixing of a power socket in one step, and has convenient installation and good reliability.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a liquid heater, includes kettle body and the base that is located kettle body bottom, is equipped with supply socket on the base, and liquid heater passes through supply socket and is connected with the power cord, the base includes drain pan and bottom, and the lower extreme of drain pan is uncovered to be set up, and the bottom is located under the drain pan with the lower extreme of closed drain pan uncovered, and drain pan and bottom are connected and are pressed from both sides tight supply socket in the direction of height.

Further, at least one of the bottom shell and the bottom cover is provided with a clamping part for clamping the power socket, and the clamping part is positioned inside the base.

Furthermore, the clamping part comprises a supporting convex rib arranged on the bottom cover, and the bottom cover upwards supports the power socket through the supporting convex rib.

Furthermore, the supporting convex ribs comprise a first supporting convex rib and a second supporting convex rib, and the first supporting convex rib and the second supporting convex rib are arranged side by side along the width direction of the power socket; and/or the periphery of the power socket is provided with a limiting convex edge, the supporting convex rib extends along the radial direction, one end of the supporting convex rib, which is close to the side wall of the bottom cover, is provided with a limiting notch, and the limiting convex edge is matched with the limiting notch to limit the power socket to move inwards; and/or the supporting convex ribs are integrally formed with the side wall of the bottom cover and the bottom wall of the bottom cover.

Furthermore, clamping part is including locating the spacing groove on the inside wall of drain pan, and supply socket stretches into the spacing inslot, and the spacing groove has first groove lateral wall, and the drain pan compresses tightly supply socket's upper surface downwards through first groove lateral wall.

Furthermore, the limiting groove is also provided with a second groove side wall and a third groove side wall, and the second groove side wall and the third groove side wall are respectively positioned at two sides of the power socket to limit the power socket from swinging left and right; or the clamping part also comprises a bottom shell convex rib arranged on the bottom shell, and the bottom shell convex rib downwards presses the power supply base and is radially positioned on the inner side of the limiting groove; or the bottom wall of the limiting groove is provided with a through hole, the power socket is exposed from the through hole and is connected with the power line in an inserting mode, and the bottom wall of the limiting groove abuts against the power socket to limit the power socket to move outwards.

Further, the side walls of the bottom cover and the side walls of the bottom cover clamp the power socket in the height direction.

Furthermore, a through hole for exposing the power socket is formed in the base, and the through hole is formed by splicing the side wall of the bottom cover and the side wall of the bottom shell; or, the lateral wall of drain pan is equipped with the centre gripping chimb, and the drain pan passes through centre gripping chimb and power socket centre gripping contact, and the radial thickness of centre gripping chimb is greater than the radial thickness of the lateral wall of drain pan.

Furthermore, a first side plate and a second side plate which are arranged face to face are arranged on the bottom shell, and the first side plate and the second side plate are respectively located on two sides of the power socket to limit the left-right swing of the power socket.

Further, reinforcing ribs are arranged on the side faces, away from the power socket, of the first side plate and the second side plate; or the periphery of the power socket is provided with a limiting convex edge, and the first side plate and the second side plate are abutted against the inner side surface of the limiting convex edge to limit the power socket to move inwards; or the bottom shell is provided with a bottom shell convex rib which downwards compresses the power base, and the first side plate and the second side plate are both downwards protruded out of the bottom shell convex rib.

After the technical scheme is adopted, the utility model has the following advantages:

1. on the one hand, the base at least comprises a bottom shell and a bottom cover, so that the bottom shell and the bottom cover can be processed in a split mode, the processing difficulty of the base is reduced, the structure of the bottom cover is simplified, and the bottom cover is convenient to demould. On the other hand, drain pan and bottom press from both sides tight supply socket in the direction of height to drain pan and bottom are contradicted with supply socket from the top down respectively, not only restrict supply socket and move in the direction of height, and supply socket receives the frictional resistance of drain pan and bottom moreover can restrict supply socket lateral shifting, thereby has realized that supply socket's installation is fixed. Finally, the power socket is clamped when the bottom shell and the bottom cover are connected, an installer can adjust the connection tightness of the bottom shell and the bottom cover to control the clamping and fixing of the power socket, the machining precision requirements of the bottom shell, the bottom cover and the power socket are favorably reduced, meanwhile, the connection installation of the bottom shell and the bottom cover and the clamping and fixing of the power socket can be in place in one step, the installation efficiency is high, and other complex fixing structures of the power socket are also avoided being additionally arranged on the base.

2. Clamping part acts on the inside part of base on supply socket, prevents that supply socket from at the inside perk of base, and supply socket installs reliable, simultaneously, clamping part is located the inside of base to the outer wall of base can shelter from clamping part, guarantees the pleasing to the eye of base outer wall.

3. The contact area of the supporting convex rib and the power socket is small, so that the flatness requirement of the inner wall of the bottom cover is reduced, and meanwhile, the supporting convex rib can be used as a reinforcing rib of the bottom cover, so that the strength of the bottom cover is increased.

4. The first supporting convex rib and the second supporting convex rib are arranged side by side along the width direction of the power socket. Thereby first support protruding muscle and second support protruding muscle support supply socket in the position of difference, prevent drain pan and bottom to supply socket centre gripping incline, guarantee to support protruding muscle to supply socket's support stability.

The limiting convex edge is matched with the limiting notch to limit the power socket to move inwards, the power socket is prevented from shrinking inwards in the plugging process of the power socket and the power line and being incapable of being plugged in place, and the power line is prevented from being in poor electric contact with the power socket.

The supporting convex ribs are integrally formed with the side wall of the bottom cover and the bottom wall of the bottom cover. Thereby support the strengthening rib that the protruding muscle can regard as the lateral wall of bottom, increase the intensity of the lateral wall of bottom, avoid the bottom to receive the side direction extrusion and break.

5. Supply socket stretches into the spacing inslot, can realize that supply socket installation on the drain pan is prepositioned, and it is spacing to make things convenient for the first groove lateral wall of spacing groove to contradict with supply socket's upper surface downwards, and simultaneously, the spacing groove is located on the inside wall of drain pan to the lateral wall of drain pan is tighter with the supply socket cooperation, and the power cord plug feels good.

Drawings

The utility model will be further described with reference to the accompanying drawings in which:

FIG. 1 is a cross-sectional view of a liquid heater according to one embodiment of the present invention;

FIG. 2 is an exploded view of a base in one embodiment;

FIG. 3 is a longitudinal sectional view of a base in one embodiment;

FIG. 4 is an enlarged view taken at A in FIG. 3;

FIG. 5 is a cross-sectional view of the base at the power outlet in one embodiment;

FIG. 6 is a structural diagram of a bottom cover in the first embodiment;

FIG. 7 is an enlarged view at B in FIG. 6;

FIG. 8 is a structural diagram of a bottom case in the first embodiment;

FIG. 9 is an enlarged view at C of FIG. 8;

FIG. 10 is a diagram illustrating a structure of a power socket according to an embodiment of the present invention;

fig. 11 is a structural diagram of a bottom case in the second embodiment.

Detailed Description

Example one

As shown in fig. 1 to 5, the present embodiment provides a liquid heater, which includes a kettle body 1 and a base 2 located at the bottom of the kettle body 1, wherein a power socket 3 is disposed on the base 2, the liquid heater is connected to a power line through the power socket 3, the base 2 includes a bottom shell 21 and a bottom cover 22, a lower end of the bottom shell 21 is disposed in an open manner, the bottom cover 22 is located below the bottom shell 21 to close the lower end opening of the bottom shell 21, and the bottom shell 21 and the bottom cover 22 are connected to clamp the power socket 3 in a height direction.

On one hand, the base 2 at least comprises a bottom shell 21 and a bottom cover 22, so that the bottom shell 21 and the bottom cover 22 can be processed in a split mode, the processing difficulty of the base 2 is reduced, the structure of the bottom cover 22 is simplified, and the bottom cover 22 is convenient to demould. On the other hand, the bottom case 21 and the bottom cover 22 clamp the power socket 3 in the height direction, so that the bottom case 21 and the bottom cover 22 respectively abut against the power socket 3 from above and from below, not only the power socket 3 is restricted from moving in the height direction, but also the power socket 3 can be restricted from moving laterally by the frictional resistance of the bottom case 21 and the bottom cover 22, thereby realizing the installation and fixation of the power socket 3. Finally, the power socket 3 is clamped when the bottom shell 21 and the bottom cover 22 are connected, an installer can adjust the connection tightness of the bottom shell 21 and the bottom cover 22 to control the clamping and fixing of the power socket 3, which is beneficial to reducing the machining precision requirements of the bottom shell 21, the bottom cover 22 and the power socket 3, meanwhile, the connection and the installation of the bottom shell 21 and the bottom cover 22 and the clamping and fixing of the power socket 3 can be completed in one step, the installation efficiency is high, and the situation that other complex fixing structures of the power socket 3 are additionally arranged on the base 2 is avoided.

In order to ensure the reliable installation of the power socket 3 on the base 2, at least one of the bottom case 21 and the bottom cover 22 is provided with a clamping portion for clamping the power socket 3, and the clamping portion is located inside the base 2. Thereby clamping part acts on the inside part that lies in base 2 on supply socket 3, prevents that supply socket 3 from warping up in base 2 is inside, and the reliability of supply socket 3 installation is good, and simultaneously, clamping part is located base 2's inside to the outer wall of base 2 can shelter from clamping part, guarantees the pleasing to the eye of base 2 outer wall. In this embodiment, the clamping portion may be disposed on the bottom cover 21, and then the clamping portion clamps the power socket 3 with the side wall of the bottom cover 22, and the clamping portion may also be disposed on the bottom cover 22, and then the clamping portion clamps the power socket 3 with the side wall of the bottom cover 21, of course, both the bottom cover 21 and the bottom cover 22 may be disposed with the clamping portion, so that the power socket 3 is clamped by the two clamping portions.

Specifically, referring to fig. 6 and 7, the clamping portion includes a support rib 221 provided on the bottom cover 22, and the bottom cover 22 supports the power receptacle 3 upward via the support rib 221. The contact area of the supporting convex rib 221 and the power socket 3 is small, so that the requirement of the flatness of the inner wall of the bottom cover 22 is reduced, and meanwhile, the supporting convex rib 221 can be used as a reinforcing rib of the bottom cover 22, so that the strength of the bottom cover 22 is increased.

For guaranteeing the support stability of supporting convex rib 221 to supply socket 3, support convex rib 221 and include that first support convex rib 221a and second support convex rib 221b, first support convex rib 221a and second support convex rib 221b set up side by side along supply socket 3's width direction. The first support rib 221a and the second support rib 221b thus support the power socket 3 at different positions, and prevent the bottom case 21 and the bottom cover 22 from clamping the power socket 3. Of course, the first supporting rib 221a and the second supporting rib 221b may be arranged side by side along the length direction of the power socket 3.

Meanwhile, referring to fig. 8 to 10, the periphery of the power socket 3 is provided with a limiting convex edge 31, the supporting convex rib 221 extends along the radial direction, one end of the supporting convex rib 221, which is close to the side wall of the bottom cover 22, is provided with a limiting notch 221c, and the limiting convex edge 31 cooperates with the limiting notch 221c to limit the power socket 3 from moving inwards. The power socket 3 is prevented from shrinking inwards in the process of plugging the power line and being incapable of plugging in place, and the power line is prevented from being in poor electric contact with the power socket 3.

In this embodiment, the supporting ribs 221 are integrally formed with the side walls of the bottom cover 22 and the bottom wall of the bottom cover 22. Therefore, the support ribs 221 can serve as reinforcing ribs for the side walls of the bottom cover 22, thereby increasing the strength of the side walls of the bottom cover 22 and preventing the bottom cover 22 from being broken due to lateral compression.

The clamping portion includes a limiting groove 211 formed in an inner side wall of the bottom case 21, the power socket 3 extends into the limiting groove 211, the limiting groove 211 has a first groove side wall 2111, and the bottom case 21 presses the upper surface of the power socket 3 downward through the first groove side wall 2111. Supply socket 3 stretches into limiting groove 211, can realize that supply socket 3 is prepositioned in the installation on drain pan 21, and it is spacing to make things convenient for first groove lateral wall 2111 of limiting groove 211 to contradict with supply socket 3's upper surface downwards, and simultaneously, on the inside wall of drain pan 21 was located to limiting groove 211 to the lateral wall of drain pan 21 more tightly cooperates with supply socket 3, and the power cord plug is felt well.

In this embodiment, the limiting groove 211 further has a second groove sidewall 2112 and a third groove sidewall 2113, the second groove sidewall 2112 and the third groove sidewall 2113 are respectively located at two sides of the power socket 3 to limit the left-right swing of the power socket 3, so as to prevent the power socket 3 from swinging left and right to affect the insertion of the power line, and also prevent the power socket 3 from swinging left and right to separate from the limiting groove 211, thereby ensuring that the first groove sidewall 2111 presses the power socket 3 downward.

Meanwhile, the groove bottom wall of the limiting groove 211 in this embodiment is provided with a through hole 212, and the power socket 3 is exposed from the through hole 212 so as to be plugged with a power line, wherein the power socket 3 may extend outwards through the through hole 212, or may be located inside the through hole 212 and aligned with the through hole 212. In order to prevent the power cord from being pulled out to drive the power socket 3 to be pulled out from the base 2, the bottom wall of the limiting groove 211 abuts against the power socket 3 to limit the power socket 3 from moving outwards.

For guaranteeing that both ends homoenergetic of supply socket 3 on the grafting direction compress tightly fixedly, clamping part is still including locating the protruding muscle 213 of drain pan on drain pan 21, and the protruding muscle 213 of drain pan compresses tightly power base 2 downwards and radially lies in the inboard of spacing groove 211 to avoid drain pan 21 and bottom 22 to connect the relative other end of back supply socket 3 in the grafting direction and stick up, guarantee that slot 32 orientation on supply socket 3 is the same so that the grafting of power cord with through-hole 212.

In order to further limit the left and right movement of the power socket 3, a first side plate 214 and a second side plate 215 are arranged on the bottom case 21 in a face-to-face manner, and the first side plate 214 and the second side plate 215 are respectively located at two sides of the power socket 3 to limit the left and right swinging of the power socket 3. The contact surfaces of the two side plates and the power socket 3 are larger, so that the power socket 3 can be limited to move left and right, the swing of one end, far away from the through hole 212, of the power socket 3 relative to the other end can be prevented, and the installation stability and the reliability are better.

Of course, in order to prevent the two side plates from being deformed by being pressed, the first side plate 214 and the second side plate 215 have a reinforcing rib 218 on the side facing away from the power socket 3. Guarantee the intensity of two curb plates, avoid receiving supply socket 3's extrusion and follow the root fracture, guarantee the life of two curb plates.

Similarly, to prevent the power socket 3 from further moving inward when the power cord is plugged, the first side plate 214 and the second side plate 215 both abut against the inner side surface of the limiting flange 31 to limit the power socket 3 from moving inward. The height of first curb plate 214 and second curb plate 215 is high, and first curb plate 214 and second curb plate 215 contradict with spacing chimb 31 symmetry, can effectively prevent supply socket 3's grafting deflection, and the grafting of power cord is more laborsaving.

To prevent the bottom case rib 213 from aligning with the power socket 3, the first side plate 214 and the second side plate 215 both protrude downward from the bottom case rib 213. Thereby first curb plate 214 and second curb plate 215 can guide supply socket 3 to install between two curb plates, guarantee that drain pan protruding muscle 213 and supply socket 3 align, make things convenient for drain pan protruding muscle 213 to compress tightly supply socket 3 downwards.

Example two

As shown in fig. 11, the inside of the base 2 may not be provided with the clamping portion, but the power receptacle 3 may be directly clamped in the height direction by the side wall of the bottom case 21 and the side wall of the bottom cover 22. Thereby further simplify the structure of drain pan 21 and bottom 22, simultaneously, the cooperation between bottom 22, drain pan 21 and power socket 3 three is inseparabler, and the wholeness is stronger, and the feeling of power cord plug operation is good.

In this embodiment, through hole 212 is formed by splicing a side wall of bottom cover 22 and a side wall of bottom cover 21. The through hole 212 may be formed by splicing the notch 216 on the bottom of the bottom case 21 and the bottom cover 22, so as to reduce the difficulty of demolding the bottom case 21, simplify the mold structure, and reduce the cost of the mold. It is understood that the through hole 212 may be formed by splicing a notch on the side wall of the bottom cover 22 with the bottom cover 21, or splicing a notch on the bottom of the bottom cover 21 with a notch on the side wall of the bottom cover 22.

For increasing the contact width of bottom shell 21 and power socket 3 in the grafting direction, the lateral wall of bottom shell 21 is equipped with centre gripping chimb 217, and bottom shell 21 passes through centre gripping chimb 217 and 3 centre gripping contacts of power socket, and the radial thickness of centre gripping chimb 217 is greater than the radial thickness of the lateral wall of bottom shell 21 to the stability of bottom shell 21 and bottom 22 centre gripping is good, prevents that power socket 3 from rocking inside and outside.

Other structures and contents which are not described in the embodiment can be referred to the first embodiment.

Other embodiments of the present invention than the preferred embodiments described above will be apparent to those skilled in the art from the present invention, and various changes and modifications can be made therein without departing from the spirit of the present invention as defined in the appended claims.

Claims (11)

1. The utility model provides a liquid heater, includes kettle body and the base that is located kettle body bottom, is equipped with supply socket on the base, and liquid heater passes through supply socket and is connected with the power cord, its characterized in that, the base includes drain pan and bottom, and the lower extreme of drain pan is uncovered to be set up, and the bottom is located under the drain pan with the lower extreme of closed drain pan uncovered, and drain pan and bottom are connected and press from both sides tight supply socket in the direction of height.

2. The liquid heater of claim 1, wherein at least one of the bottom shell and the bottom cover is provided with a clamping portion for clamping the power socket, the clamping portion being located inside the base.

3. The liquid heater of claim 2, wherein the clamping portion includes a support rib provided on the bottom cover, and the bottom cover supports the power socket upwardly via the support rib.

4. The liquid heater of claim 3, wherein the support ribs comprise a first support rib and a second support rib, the first support rib and the second support rib being arranged side by side along a width direction of the power socket; or, power socket's periphery is equipped with spacing chimb, supports the protruding muscle and radially extends the setting, supports the one end that the protruding muscle is close to the lateral wall of bottom and is equipped with spacing breach, and spacing chimb and spacing breach cooperation restriction power socket inwards remove.

5. The liquid heater of claim 3 or 4, wherein the support ribs are integrally formed with the side walls of the bottom cover and the bottom wall of the bottom cover.

6. The liquid heater of claim 2, wherein the clamping portion includes a retaining groove formed in an inner sidewall of the bottom housing, the power socket extending into the retaining groove, the retaining groove having a first groove sidewall, the bottom housing pressing down an upper surface of the power socket through the first groove sidewall.

7. The liquid heater of claim 6, wherein the retaining groove further comprises a second groove sidewall and a third groove sidewall, the second groove sidewall and the third groove sidewall being respectively located on both sides of the power socket to limit the power socket from swinging left and right; or the clamping part also comprises a bottom shell convex rib arranged on the bottom shell, and the bottom shell convex rib downwards presses the power supply base and is radially positioned on the inner side of the limiting groove; or the bottom wall of the limiting groove is provided with a through hole, the power socket is exposed from the through hole and is connected with the power line in an inserting mode, and the bottom wall of the limiting groove abuts against the power socket to limit the power socket to move outwards.

8. The liquid heater of claim 1, wherein the side walls of the bottom shell and the bottom cover grip the power socket in a height direction.

9. The liquid heater of claim 8, wherein the base is provided with a through hole for exposing the power socket, and the through hole is formed by splicing a side wall of the bottom cover and a side wall of the bottom shell; or, the lateral wall of drain pan is equipped with the centre gripping chimb, and the drain pan passes through centre gripping chimb and power socket centre gripping contact, and the radial thickness of centre gripping chimb is greater than the radial thickness of the lateral wall of drain pan.

10. The liquid heater of claim 1, wherein the bottom shell is provided with a first side plate and a second side plate which are arranged in a face-to-face manner, and the first side plate and the second side plate are respectively arranged at two sides of the power socket to limit the left-right swinging of the power socket.

11. The liquid heater of claim 10, wherein the first and second side plates have reinforcing ribs on sides thereof facing away from the power outlet; or the periphery of the power socket is provided with a limiting convex edge, and the first side plate and the second side plate are abutted against the inner side surface of the limiting convex edge to limit the power socket to move inwards; or the bottom shell is provided with a bottom shell convex rib which downwards compresses the power base, and the first side plate and the second side plate are both downwards protruded out of the bottom shell convex rib.

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