CN212234905U

CN212234905U - Vertical hand warmer

Info

Publication number: CN212234905U
Application number: CN202021565938.5U
Authority: CN
Inventors: 肖玉容
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-31
Filing date: 2020-07-31
Publication date: 2020-12-29
Anticipated expiration: 2030-07-31

Abstract

The utility model discloses a vertical hand warmer, which comprises a flexible shell, a fixed piece, a sealing piece, a heating device and a bottom cover, wherein the bottom of the flexible shell is provided with an installation opening, a heating cavity is arranged in the flexible shell, and liquid is filled in the heating cavity; the shaping piece is fixed on the mounting opening, and is provided with a through hole which is communicated with the heating cavity and the outside of the flexible shell; the sealing element is arranged in the through hole and is in threaded connection with the through hole, and the sealing element and the shaping element clamp the flexible shell at the edge of the mounting opening; the heating device is fixed on the sealing element; the bottom cover is fixedly connected with the sealing element, the bottom cover and the shaping element clamp the flexible shell, a power supply connector is arranged on the bottom cover, and the power supply connector is electrically connected with the heating device. This kind of vertical hand warmer utilizes the setting element to make flexible shell bottom keep certain shape, and flexible shell, setting element, sealing member and bottom four mutually support fixedly, realize the seal installation mouth to prevent the weeping, overall structure reasonable in design, it is safe in utilization.

Description

Vertical hand warmer

Technical Field

The utility model relates to a hand warmer technical field specifically is a vertical hand warmer.

Background

Disclose a vertical warm precious and charging base thereof in chinese patent CN210355057U, because warm precious body adopts soft material to make (like materials such as silica gel), and warm precious body and lid threaded connection realize sealedly, however, warm precious body expands easily in the heating process, and it is very easy that warm precious body warp promptly, and this leads to warm precious body and lid threaded connection can't reach ideal encapsulated situation, can appear the phenomenon of leaking, has the potential safety hazard in the use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a safe in utilization's hand warmer.

The purpose of the utility model is realized like this.

The vertical hand warmer comprises a flexible shell, a shaping piece, a sealing piece, a heating device and a bottom cover, wherein the bottom of the flexible shell is provided with an installation opening, a heating cavity is arranged in the flexible shell, and liquid is filled in the heating cavity; the shaping piece is fixed on the mounting opening, and is provided with a through hole which is communicated with the heating cavity and the outside of the flexible shell; the sealing element is arranged in the through hole and is in threaded connection with the through hole, and the sealing element and the shaping element clamp the flexible shell at the edge of the mounting opening; the heating device is fixed on the sealing piece and is arranged in the heating cavity to be contacted with the liquid; the bottom cover is fixedly connected with the sealing element, the flexible shell is clamped by the bottom cover and the shaping element, a power supply connector is arranged on the bottom cover, and the power supply connector is electrically connected with the heating device. This kind of vertical hand warmer utilizes the setting element to make flexible shell bottom keep certain shape, and flexible shell, setting element, sealing member and bottom four mutually support fixedly, realize the seal installation mouth to prevent the weeping, overall structure reasonable in design, it is safe in utilization.

The technical scheme can be further perfected as follows.

More specific scheme, be equipped with the installation cavity in the sealing member, the installation cavity top is passed through the inspection hole and is heated the chamber intercommunication, is equipped with support, water proof membrane and touch switch in the installation cavity, support and installation cavity fixed connection, and the support fixes touch switch and water proof membrane in inspection hole department, and the inspection hole is sealed to the water proof membrane, water proof membrane top surface and liquid contact, and the water proof membrane bottom surface offsets with touch switch, touch switch and power connection electric connection. The heating chamber is heated and expands to a certain degree, and the liquid in the heating chamber can push down the waterproof membrane, and then touches the touch switch, and the touch switch cuts off the heating device power, prevents that the flexible shell from excessively expanding, uses safelyr.

Preferably, the detection hole extends to have annular leg to the installation cavity in, and the support top surface is equipped with the recess, and the recess bottom surface is arranged in to the water proof membrane, and in the annular leg inserted the recess, support and installation cavity were fixed through first screwed connection, and annular leg bottom surface and recess bottom surface clamp water proof membrane, and the recess bottom surface corresponds the water proof membrane below and is equipped with the fretwork position, and the support bottom corresponds the fretwork position and is equipped with the fixed part, and touch switch fixes on the fixed part, and touch switch's action end passes the fretwork position and offsets with the water proof membrane. The touch switch is fixed through the support, and the touch switch can support the waterproof membrane of fretwork position department, avoids the waterproof membrane here to break.

Preferably, the fixing part comprises two elastic clamping plates which are symmetrically arranged, hook parts which are oppositely arranged are arranged at the bottoms of the two elastic clamping plates, the touch switch is clamped by the two elastic clamping plates, the bottom of the touch switch is arranged on the hook parts, and the touch switch is simple and easy to install.

More specifically, the setting piece is ring type, is equipped with the internal thread on the setting piece inside wall, and the setting piece inside wall encloses into the through-hole, and the setting piece lateral wall outwards extends has annular first protruding edge, the protruding edge of second, and the inside wall of flexible shell extends to have first sealing corresponding to the space between first protruding edge and the protruding edge of second, and first sealing inserts between first protruding edge and the protruding edge of second. A sealing line is formed between the shaping piece and the flexible shell through the first convex edge, the second convex edge and the first sealing part.

Preferably, the outer side wall of the bottom of the sealing element is provided with a third convex edge, an external thread is arranged on the outer side wall above the third convex edge, the bottom of the flexible shell is provided with an annular blank holder on the bottom surface of the shaping element, the installation opening is formed by enclosing the annular blank holder, the sealing element is inserted into the installation opening, the external thread of the sealing element and the internal thread of the shaping element form the threaded connection, and the top surface of the third convex edge and the bottom surface of the shaping element clamp the annular blank holder. The sealing element and the shaping element lock the mounting opening, the sealing element seals the mounting opening, and the third convex edge, the annular blank holder and the shaping element form a sealing line.

Preferably, the second convex edge is T-shaped, a U-shaped groove is bent between the annular blank holder and the side wall of the flexible shell, and the lower part of the second convex edge is inserted into the U-shaped groove. The second convex edge and the U-shaped groove also form a sealing line.

Preferably, the peripheral edge of bottom is equipped with the parcel portion, and the flexible enclosure lateral wall corresponds the parcel portion and is equipped with the depressed part, and in the depressed part was arranged in to the parcel portion, parcel portion lateral wall and flexible enclosure lateral wall smooth transition, the bottom top surface presss from both sides tight flexible enclosure with the lower part on the protruding edge of second, and the lower part on the protruding edge of second presss from both sides tight flexible enclosure with the parcel portion. The wrapping portion limits the shape of the bottom of the flexible shell, and the bottom cover and the second convex edge clamp the flexible shell from the horizontal direction and the vertical direction to form a sealing line.

More specific scheme, be equipped with the passageway on the sealing member, passageway intercommunication heating chamber and external, correspond the passageway on the bottom and be equipped with the screw, in a second screw passed screw and inserted the passageway, second screw and passageway threaded connection still are equipped with the sealing washer between second screw and the passageway, bottom top surface and the unsmooth cooperation of sealing member bottom surface, the sealing member top surface is equipped with the extension, and the extension setting is in heating the intracavity, and heating device is the heating wire, and the heating wire twines on the extension periphery, the inspection hole sets up at the extension top surface, and the extension top surface is equipped with the spacing ring, and the spacing ring periphery is the reflection form and is equipped with a plurality of rectangular. The heating intracavity gas can utilize the passageway exhaust when too much, also can utilize the passageway to fill liquid to the heating chamber, and spacing ring and rectangular post cooperation prevent that the line that generates heat from droing from the extension.

Preferably, the second screw is provided with a U-shaped fixed groove, the sealing ring is an O-shaped sealing ring, the sealing ring is sleeved in the U-shaped fixed groove, and the second screw and the sealing ring seal the channel doubly to prevent leakage at the channel.

The utility model discloses beneficial effect as follows:

(1) this kind of vertical hand warmer utilizes the setting element to make flexible shell bottom keep certain shape, and flexible shell, setting element, sealing member and bottom four mutually support fixedly, form multichannel sealing line and realize sealed installation mouth to prevent the weeping, overall structure reasonable in design, it is safe in utilization.

(2) Secondly, the heating chamber is heated and is expanded to a certain degree, and the liquid in the heating chamber can push down the water proof membrane, and then touches touch switch, and touch switch disconnection heating device power prevents that flexible shell from excessively expanding, uses safelyr, and touch switch passes through the support to be fixed, and touch switch can support the water proof membrane of fretwork position department, avoids the water proof membrane here to break, and touch switch installs simply, easily.

(3) Furthermore, a sealing line is formed by the first convex edge, the second convex edge and the first sealing part between the shaping part and the flexible shell, the sealing element and the shaping part are locked on the mounting opening, the sealing element seals the mounting opening, the third convex edge, the annular pressing edge and the shaping part form a sealing line, the second convex edge and the U-shaped groove form a sealing line, the wrapping part limits the bottom shape of the flexible shell, the bottom cover and the second convex edge clamp the flexible shell from the horizontal direction and the vertical direction, a sealing line is formed similarly, and multiple sealing lines can achieve good safety effects.

(4) In addition, the heating intracavity gas can utilize the passageway exhaust when too much, also can utilize the passageway to fill liquid to the heating chamber, and the double sealing channel of second screw and sealing washer prevents the passageway department weeping.

Drawings

Fig. 1 is a schematic structural view of a vertical hand warmer.

Fig. 2 is a bottom view of the vertical hand warmer.

Fig. 3 is a schematic sectional view of the vertical hand warmer along the direction A-A.

Fig. 4 is a schematic sectional view of the vertical hand warmer along the direction B-B (the touch switch is not shown).

Fig. 5 is an enlarged view of fig. 4 at C.

Fig. 6 is an exploded view of the vertical hand warmer (the heating wire, the waterproof membrane, and the O-ring are not shown).

Detailed Description

The invention will be further described with reference to the following drawings and examples:

first embodiment, referring to fig. 1 to 6, a vertical hand warmer comprises a flexible outer shell 1, a shaping member 2, a sealing member 3, a heating device 4 and a bottom cover 5. Be heating chamber 10 in the flexible enclosure 1, the bottom of flexible enclosure 1 inwards buckles into the U type, and the inside wall department of 1 bottom of flexible enclosure forms "U" type groove 12, and the lateral wall department of 1 bottom of flexible enclosure forms depressed part 13, "U" type groove 12 inside wall is to the horizontal bending annular blank pressing 14 in the flexible enclosure 1, encloses into installing port 15 in the annular blank pressing 14, and 1 inside wall of flexible enclosure is equipped with first sealing 11 in "U" type groove 12 top.

The shaping piece 2 is in a circular ring shape, internal threads are arranged on the inner side wall of the shaping piece 2, a through hole 20 is formed by the inner side wall of the shaping piece 2 in a surrounding mode, a first annular convex edge 21 and a second annular convex edge 22 extend outwards from the outer side wall of the shaping piece 2, a gap is reserved between the first convex edge 21 and the second convex edge 22, and the second convex edge 22 is in a T shape. The shaping piece 2 is integrally placed into the flexible shell 1 from the mounting opening 15, the lower part of the second convex edge 22 is inserted into the U-shaped groove 12, the first sealing part 11 is inserted into a gap between the first convex edge 21 and the second convex edge 22, and the top surface of the annular pressing edge 14 is abutted against the bottom surface of the shaping piece 2.

Be equipped with the protruding edge 31 of third on the lateral wall of sealing member 3 bottom, and be equipped with the external screw thread on the protruding lateral wall along 31 top of third, sealing member 3 top surface is equipped with extension 32, extension 32 periphery diameter is less than sealing member 3 periphery diameter, extension 32 top is equipped with inspection hole 33, extension 32 top surface is equipped with spacing ring 34, spacing ring 34 periphery is the reflection form and is equipped with a plurality of rectangular 35, be equipped with installation cavity 30 in the sealing member 3, installation cavity 30 upwards extends into in the extension 32, inspection hole 33 and heating chamber 10 intercommunication, inspection hole 33 has annular wall 36 to extending in the installation cavity 30, be equipped with passageway 37 on the sealing member 3, passageway 37 top intercommunication heating chamber 10, passageway 37 bottom runs through out sealing member 3 bottom surface.

Wherein, be equipped with support 6 in the installation cavity 30, water proof membrane 7 and touch switch 8, 6 top surfaces of support are equipped with recess 61, recess 61 bottom surface is arranged in to water proof membrane 7, recess 61 bottom surface corresponds water proof membrane 7 below and is equipped with

fretwork position

62, 6 bottoms of support correspond fretwork position 62 and are equipped with fixed part 63, fixed part 63 includes the elastic splint 64 of two symmetry settings, the bottom of two elastic splint 64 is equipped with hook portion 65 that sets up in opposite directions, two elastic splint 64 press from both sides tight touch switch 8, touch switch 8's bottom is as for on hook portion 65, touch switch 8's action end passes fretwork position 62 and offsets with water proof membrane 7, annular leg 36 of inspection hole 33 inserts in the recess 61, support 6 and installation cavity 30 are fixed through first screw connection, annular leg 36 bottom surface and recess 61 bottom surface press from both sides tight water proof membrane 7, water proof membrane 7 seals.

The heating device 4 is a heating wire wound around the outer periphery of the extension portion 32 between the sealing member 3 and the limiting ring 34. The terminal portion of the heat generating wire penetrates into the mounting cavity 30 in a sealed manner.

One end of the sealing element 3 is inserted into the through hole 20 of the shaping element 2, the extension part 32 is arranged in the heating cavity 10, the external thread of the sealing element 3 is in threaded connection with the internal thread of the shaping element 2 until the third flange 31 abuts against the annular pressing edge 14, namely the top surface of the third flange 31 and the bottom surface of the shaping element 2 clamp the annular pressing edge 14. Preferably, the top and bottom surfaces of the annular pressing edge 14 are respectively concave-convex matched with the third convex edge 31 and the bottom surface of the shape 2.

The bottom cover 5 is provided with a power supply connector 51, the peripheral edge of the bottom cover 5 is provided with a wrapping part 52, the bottom cover 5 is provided with a screw hole 53 corresponding to the channel 37, the bottom cover 5 is arranged on the bottom surface of the sealing element 3, the wrapping part 52 is arranged in the concave part 13, the outer side wall of the wrapping part 52 is in smooth transition with the outer side wall of the flexible shell 1, the top surface of the bottom cover 5 and the lower part of the second convex edge 22 clamp the flexible shell 1, and the lower part of the second convex edge 22 and the wrapping part 52 clamp. The screw hole 53 is internally provided with a second screw 9, the second screw 9 is provided with a U-shaped fixed groove 91, the sealing ring 92 is an O-shaped sealing ring which is sleeved in the U-shaped fixed groove 91, the second screw 9 penetrates through the screw hole 53 to be in threaded connection with the channel 37 of the sealing element 3, and the sealing ring 92 is abutted against the inner side wall of the channel 37.

Preferably, the top surface of the bottom cover 5 and the bottom surface of the sealing member 3 are concave-convex fitted. The power connector 51 is electrically connected to the touch switch 8 and the terminal power connector 51 of the heating wire in the mounting cavity 30.

The liquid in the heating cavity 10 in the flexible casing 1 can be filled in two ways, namely, when the flexible casing 1 is not assembled with other accessories, the liquid is filled in the heating cavity 10 through the mounting opening 15 in advance, or the liquid is filled in the heating cavity 10 through the through hole 20 after the flexible casing 1 is assembled with the shaping piece 2; firstly, when the vertical hand warmer is integrally assembled, the second screw 9 is taken out, and the heating cavity 10 is filled with liquid through the channel 37. After power connector 51 is connected with power plug, power connector 51 is the power supply of heating device 4, and heating device 4 heats the interior liquid of heating chamber 10, and heating chamber 10 can expand when heating to a certain degree, and waterproof membrane 7 can be extruded to liquid, and when the power that waterproof membrane 7 received reached a definite value, touch switch 8 was touched in waterproof membrane 7 deformation, and touch switch 8 breaks off the electric connection between power connector 51 and the heating device 4, and heating device 4 stops the heating. The user can also vent gas from the heating chamber 10 or adjust the volume of liquid in the heating chamber 10 via the passage 37.

The utility model discloses in, flexible shell 1 adopts soft, high temperature resistant material to make, like silica gel, the upper portion of flexible shell 1 can constitute various shapes, like cartoon personage, nature article etc.. The bottom of the flexible shell 1, the shaping piece 2, the sealing piece 3 and the bottom cover 5 are mutually matched and fixed from multiple directions to form multiple sealing lines to realize the sealing installation port 15, so that liquid leakage is prevented, and the bottom of the flexible shell 1 is prevented from being separated from the fixing of the shaping piece 2, the sealing piece 3 and the bottom cover 5.

Claims

1. The vertical hand warmer is characterized by comprising a flexible shell (1), a shaping piece (2), a sealing piece (3), a heating device (4) and a bottom cover (5), wherein a mounting opening (15) is formed in the bottom of the flexible shell (1), a heating cavity (10) is formed in the flexible shell (1), and liquid is filled in the heating cavity (10); the shaping piece (2) is fixed on the mounting opening (15), a through hole (20) is formed in the shaping piece (2), and the through hole (20) is communicated with the heating cavity (10) and the outside of the flexible shell (1); the sealing element (3) is arranged in the through hole (20), the sealing element (3) is in threaded connection with the through hole (20), and the sealing element (3) and the shaping element (2) clamp the flexible shell (1) at the edge of the mounting opening (15); the heating device (4) is fixed on the sealing element (3), and the heating device (4) is arranged in the heating cavity (10) and is contacted with the liquid; the bottom cover (5) is fixedly connected with the sealing element (3), the bottom cover (5) and the shaping element (2) clamp the flexible shell (1), a power supply connector (51) is arranged on the bottom cover (5), and the power supply connector (51) is electrically connected with the heating device (4).

2. The vertical hand warmer according to claim 1, wherein an installation cavity (30) is arranged in the sealing element (3), a detection hole (33) is formed in the top of the installation cavity (30), the detection hole (33) is communicated with the heating cavity (10), a support (6), a waterproof membrane (7) and a touch switch (8) are arranged in the installation cavity (30), the support (6) is fixedly connected with the installation cavity (30), the touch switch (8) and the waterproof membrane (7) are fixed at the detection hole (33) by the support (6), the waterproof membrane (7) seals the detection hole (33), the top surface of the waterproof membrane (7) is in contact with liquid, the bottom surface of the waterproof membrane (7) abuts against the touch switch (8), and the touch switch (8) is electrically connected with a power supply connector (51).

3. The vertical hand warmer according to claim 2, wherein the detection hole (33) extends into the installation cavity (30) to form an annular surrounding wall (36), a groove (61) is formed in the top surface of the support (6), the waterproof membrane (7) is arranged on the bottom surface of the groove (61), the annular surrounding wall (36) is inserted into the groove (61), the support (6) and the installation cavity (30) are fixedly connected through a first screw, the waterproof membrane (7) is clamped between the bottom surface of the annular surrounding wall (36) and the bottom surface of the groove (61), a hollowed-out portion (62) is arranged below the bottom surface of the groove (61) corresponding to the waterproof membrane (7), a fixing portion (63) is arranged at the bottom of the support (6) corresponding to the hollowed-out portion (62), the touch switch (8) is fixed on the fixing portion (63), and the action end of the touch switch (8) penetrates through the hollowed-out.

4. The vertical hand warmer as claimed in claim 3, wherein the fixing part (63) comprises two elastic clamping plates (64) symmetrically arranged, the bottom parts of the two elastic clamping plates (64) are provided with hook parts (65) oppositely arranged, the two elastic clamping plates (64) clamp the touch switch (8), and the bottom parts of the touch switch (8) are arranged on the hook parts (65).

5. The vertical hand warmer according to claim 1, wherein the shaped member (2) is in a circular ring shape, an internal thread is arranged on the inner side wall of the shaped member (2), the inner side wall of the shaped member (2) is enclosed to form the through hole (20), an annular first convex edge (21) and an annular second convex edge (22) are outwardly extended from the outer side wall of the shaped member (2), a first sealing portion (11) is extended from the inner side wall of the flexible shell (1) corresponding to a gap between the first convex edge (21) and the second convex edge (22), and the first sealing portion (11) is inserted between the first convex edge (21) and the second convex edge (22).

6. The vertical hand warmer according to claim 5, wherein a third convex edge (31) is arranged on the outer side wall of the bottom of the sealing element (3), an external thread is arranged on the outer side wall above the third convex edge (31), an annular pressing edge (14) is arranged on the bottom of the fixed element (2) at the bottom of the flexible shell (1), the annular pressing edge (14) is internally enclosed to form the mounting opening (15), the sealing element (3) is inserted into the mounting opening (15), the external thread of the sealing element (3) and the internal thread of the fixed element (2) form the threaded connection, and the annular pressing edge (14) is clamped by the top surface of the third convex edge (31) and the bottom surface of the fixed element (2).

7. The vertical hand warmer according to claim 6, wherein the second convex edge (22) is T-shaped, a U-shaped groove (12) is bent between the annular pressing edge (14) and the side wall of the flexible shell (1), and the lower part of the second convex edge (22) is inserted into the U-shaped groove (12).

8. The vertical hand warmer as claimed in claim 7, wherein the outer peripheral edge of the bottom cover (5) is provided with a wrapping portion (52), the outer side wall of the flexible shell (1) is provided with a recess (13) corresponding to the wrapping portion (52), the wrapping portion (52) is arranged in the recess (13), the outer side wall of the wrapping portion (52) is in smooth transition with the outer side wall of the flexible shell (1), the top surface of the bottom cover (5) and the lower portion of the second convex edge (22) clamp the flexible shell (1), and the lower portion of the second convex edge (22) and the wrapping portion (52) clamp the flexible shell (1).

9. The vertical hand warmer according to claim 2, wherein the sealing member (3) is provided with a channel (37), the channel (37) is communicated with the heating cavity (10) and the outside, the bottom cover (5) is provided with a screw hole (53) corresponding to the channel (37), a second screw (9) is inserted into the channel (37) through the screw hole (53), the screw is in threaded connection with the channel (37), a sealing ring (92) is further arranged between the second screw (9) and the channel (37), the top surface of the bottom cover (5) is in concave-convex fit with the bottom surface of the sealing member (3), the top surface of the sealing element (3) is provided with an extension part which is arranged in the heating cavity (10), the heating device (4) is a heating wire which is wound on the periphery of the extension part, the inspection hole (33) is arranged on the top surface of the extension part, the top surface of the extension part is provided with a limiting ring, and the periphery of the limiting ring is provided with a plurality of strips in a reflection manner.

10. The vertical hand warmer as claimed in claim 9, wherein the second screw (9) is provided with a "U" shaped fixing groove (91), the sealing ring (92) is an "O" shaped sealing ring, and the sealing ring (92) is sleeved in the "U" shaped fixing groove (91).