CN211876341U - Separating coupler for heating - Google Patents

Abstract

The utility model discloses a separate coupler for heating, which comprises an upper coupler and a lower coupler which are matched with each other, wherein the upper coupler comprises an upper seat which is fixedly connected with an electric heater, a group of wiring terminals which are inserted on the upper seat, and an upper seat cover plate which is covered with the upper seat and forms a first wiring position; the lower coupler comprises a lower seat fixed on the bottom plate, a group of conducting strips inserted on the lower seat and a lower seat cover plate which is covered with the lower seat to form a second wiring position, and the conducting strips are fixed on the lower coupler through a conducting strip mounting block and a conducting strip fastening block which are matched oppositely. The utility model discloses beneficial effect who has: simple structure, the shaping of being convenient for, simple to operate simultaneously, the circular telegram is stable, and has avoided binding post and conducting strip to expose, and the security performance is high, makes the electrical contact position protected by crisscross two-layer wall through the cooperation of bayonet socket and seat chamber, and is waterproof, dustproof safe again.

Description

Separating coupler for heating

Technical Field

The utility model relates to a heating electrical apparatus technical field especially relates to a disconnect-type coupler is used in heating.

Background

With the development of the times, electrical products enter thousands of households, such as electric heating woks, electric heating hot pots and the like, the electric heaters are separated from the base through the coupler, but the existing coupler is complex in structure, the wiring terminals and the conducting strips are exposed, the connection stability of the wiring terminals and the conducting strips and the coupler is poor, and certain potential safety hazards are caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a simple structure, use safelyr to enable the electric heating product and the base realize the disconnect-type coupler for heating of separation.

The utility model provides a technical scheme of above-mentioned problem is: a split coupler for heating, comprising an upper coupler and a lower coupler fitted to the upper coupler, characterized in that: the upper coupler comprises an upper seat fixedly connected with the electric heater, a group of wiring terminals inserted on the upper seat, and an upper seat cover plate covering the upper seat to form a first wiring position, wherein the wiring terminals of the wiring terminals are positioned in the first wiring position, wiring terminal mounting blocks matched with the wiring terminals of the wiring terminals and wiring terminal fastening blocks are also oppositely arranged in the first wiring position, the wiring terminal mounting blocks are positioned on the upper surface of the upper seat, and the wiring terminal fastening blocks are positioned on the lower surface of the upper seat cover plate; the lower coupler comprises a lower seat fixed on the bottom plate, a group of conducting strips inserted on the lower seat and capable of contacting with corresponding connecting terminals, and a lower seat cover plate combined with the lower seat cover to form a second connecting line position, wherein the wiring ends of the conducting strips are positioned in the second connecting line position, a conducting strip mounting block and a conducting strip fastening block are relatively arranged in the second connecting line position, the conducting strip mounting block is matched with the wiring ends of the conducting strips, the conducting strip mounting block is positioned on the lower surface of the lower seat, the conducting strip fastening block is positioned on the upper surface of the lower seat cover plate, a seat cavity is further arranged at the bottom of the upper seat, a plug socket inserted in the seat cavity is arranged on the lower seat, and the connecting terminals and the conducting strips are contacted in the plug socket.

Preferably, the plug seat is provided with concentric annular grooves from inside to outside, the annular grooves correspond to the wiring terminals, and the wiring terminals and the conducting strips are in contact with the annular grooves.

Preferably, the conducting strip mounting block is provided with a first positioning portion, the conducting strip and the first positioning portion are mounted on the lower seat in a matched mode, the conducting strip fastening block is further provided with a first positioning hole, and the first positioning portion is inserted into the first positioning hole.

Preferably, a second positioning part is arranged on the wiring terminal mounting block, and the wiring terminal and the second positioning part are matched and mounted on the upper seat.

Preferably, the connecting terminal mounting block is provided with a third positioning portion, the connecting terminal and the third positioning portion are mounted on the upper seat in a matching manner, the connecting terminal fastening block is further provided with a second positioning hole, and the third positioning portion is inserted into the second positioning hole

Preferably, a group of first positioning grooves is further formed in the upper surface of the upper seat, and a group of first positioning ribs matched with the corresponding first positioning grooves are formed in the lower surface of the upper seat cover plate.

Preferably, still be equipped with a set of second constant head tank on the lower surface of lower seat, be equipped with on the upper surface of lower seat apron with corresponding a set of second constant head tank matched with second location muscle.

Preferably, the anti-rotation device further comprises a limiting structure for preventing rotation, the limiting structure comprises a locking block integrally formed with the upper seat and an anti-rotation block integrally formed with the lower seat, and a groove matched with the locking block is formed in the anti-rotation block.

The utility model has the advantages that: simple structure and the separation of realization electric heater body and base, make the electric heater product convenient for, the maintenance is stored the management, occupation space is little, the setting of upper seat apron and lower seat apron, rational in infrastructure, it exposes to have avoided binding post and conducting strip, binding post passes through binding post installation piece and is fixed on last coupler with the relative cooperation of binding post fastening block, the conducting strip passes through conducting strip installation piece and is fixed on the coupler down with the relative cooperation of conducting strip fastening block, make upper coupler and coupler coupling be convenient for down, circular telegram stability is good, and the socket cooperatees with the seat chamber, binding post and conducting strip contact position are protected by crisscross two-layer wall, make the grafting position of circular telegram keep apart with external bilayer, it is waterproof, dustproof safe again.

Drawings

Fig. 1 is an exploded view of the overall structure of a first embodiment of the present invention;

fig. 2 is a schematic structural diagram of an upper coupler according to a first embodiment of the present invention;

fig. 3 is a schematic top view of an upper seat according to a first embodiment of the present invention;

fig. 4 is a schematic structural diagram of a lower coupler according to a first embodiment of the present invention;

fig. 5 is a schematic top view of a lower seat according to a first embodiment of the present invention;

fig. 6 is a schematic structural view of an upper seat cover plate according to a first embodiment of the present invention;

fig. 7 is a schematic structural view of a lower seat cover plate according to a first embodiment of the present invention;

fig. 8 is an exploded view of the whole structure of the second embodiment of the present invention;

fig. 9 is a schematic structural diagram of an upper coupler according to a second embodiment of the present invention;

fig. 10 is a schematic top view of an upper seat according to a second embodiment of the present invention;

fig. 11 is a schematic structural diagram of a lower coupler according to a second embodiment of the present invention;

fig. 12 is a schematic top view of a lower seat according to a second embodiment of the present invention;

fig. 13 is a schematic structural view of an upper seat cover plate according to a second embodiment of the present invention;

fig. 14 is a schematic structural view of a lower seat cover plate according to a second embodiment of the present invention.

In the figure: 1-upper coupler, 2-lower coupler, 3-upper seat, 4-connecting terminal, 5-upper seat cover plate, 6-first connecting wire position, 7-connecting terminal mounting block, 8-connecting terminal fastening block, 9-lower seat, 10-conducting strip, 11-lower seat cover plate, 12-second connecting wire position, 13-conducting strip mounting block, 14-conducting strip fastening block, 15-seat cavity, 16-plug seat, 161-annular groove, 17-first positioning portion, 18-first positioning hole, 19-second positioning portion, 20-third positioning portion, 21-second positioning hole, 22-first positioning groove, 23-first positioning rib, 24-second positioning groove, 25-second positioning rib, 26-locking block, 27-anti-rotation block, 28-groove.

Detailed Description

In order to more clearly illustrate the embodiments of the present invention and the technical solutions in the prior art, the following description will explain specific embodiments of the present invention with reference to the accompanying drawings. It is obvious that the drawings in the following description are only some examples of the invention, and for a person skilled in the art, other drawings and other embodiments can be obtained without inventive effort, and the invention is not limited to this example.

Example one

Referring to fig. 1 to 7, a separable coupler for heating includes an upper coupler 1 and a lower coupler 2 coupled to the upper coupler 1, the upper coupler 1 includes an upper base 3 fixedly connected to an electric heater, a plurality of terminals 4 inserted into the upper base 3, and an upper base cover 5 covering the upper base 3 to form first terminals 6, the terminals 4 are disposed corresponding to the first terminals 6, and terminals of the terminals 4 are disposed in the first terminals 6, i.e., the terminals 4 are connected to the first terminals 6 through the terminals and corresponding terminals, terminal mounting blocks 7 and terminal fastening blocks 8 are relatively disposed in the first terminals 6 to be coupled to the terminals of the terminals 4, wherein the terminal mounting blocks 7 are integrally formed with the upper base 3 and located on an upper surface thereof, the terminal fastening blocks 8 are integrally formed with the upper base cover 5 and located on a lower surface thereof, the wiring terminal 4 is fixed on the upper coupler 1 by the relative matching of the wiring terminal mounting block 7 and the wiring terminal fastening block 8, the lower coupler 2 comprises a lower seat 9 fixed on the bottom plate, a group of conducting strips 10 inserted on the lower seat 9 and contacted with the corresponding wiring terminal 4, and a lower seat cover plate 11 covered with the lower seat 9 to form a second wiring position 12, the number of the conducting strips 10 is arranged corresponding to the second wiring position 12, the wiring ends of the conducting strips 10 are also positioned in the second wiring position 12, a conducting strip mounting block 13 matched with the wiring ends of the conducting strips 10 and a conducting strip fastening block 14 are also arranged in the second wiring position 12, the conducting strip mounting block 13 and the lower seat 9 are integrally formed and positioned on the lower surface, the fastening block 14 and the lower seat cover plate 12 are integrally formed and positioned on the upper surface, the wiring terminal 10 is fixed on the lower coupler 1 by the matching of the conducting strip mounting block 13 and the fastening block 14, go up coupler 1 and lower coupler 2 simple structure, the shaping of being convenient for, simple to operate simultaneously, and binding post 4 cooperatees through binding post fastening block 8 and binding post installation piece 7 and stably pegs graft on last coupler 1, conducting strip 10 cooperatees through conducting strip fastening block 14 and conducting strip installation piece 13 and stably pegs graft on lower coupler 2, it is stable to make to go up coupler 1 and 2 coupling circular telegrams of lower coupler, and set up through upper seat apron 5 and lower seat apron 12 and avoided binding post 4 and conducting strip 10 to expose, the security performance is high.

In this embodiment, the bottom of upper seat 1 is equipped with seat chamber 15, and the upper end of lower seat 2 is equipped with inserts the socket 16 of locating in seat chamber 15, and binding post 4 contacts in socket 16 with corresponding conducting strip 10, cooperatees through socket 16 and seat chamber 15 for binding post 4 and conducting strip 10 contact position are protected by crisscross two-layer wall, make the grafting position of circular telegram keep apart with external bilayer, and is waterproof, dustproof safe again.

Wherein, by interior and outer ring channel 161 that is equipped with the concentric on the bayonet socket 16, ring channel 161 corresponds the setting with binding post 4, binding post 4 contacts in ring channel 161 with conducting strip 10, wherein, binding post 4 includes live wire binding post, zero line binding post, function binding post and ground wire binding post, live wire binding post, zero line binding post and function binding post are annular lamellar body, conducting strip 10 cartridge is in corresponding ring channel 161, live wire binding post, zero line binding post, function binding post and ground wire binding post and corresponding conducting strip 10 elastic contact.

In this embodiment, be equipped with first locating part 17 on the conducting strip installation piece 13, conducting strip 4 cooperatees with first locating part 17 and installs to lower seat 9 on, first locating part 17 can be established to the projection, still is equipped with first locating hole 18 on the conducting strip fastening block 14, and first locating part 17 is inserted and is located in first locating hole 18 for lower seat apron 11 is good to the location and the fixed effect of conducting strip 10, makes coupling circular telegram stability high.

In this embodiment, binding post installation piece 8 is equipped with second location portion 19, and binding post 4 is installed to upper bracket 3 through cooperateing with second location portion 19 on, and second location portion 19 can be established to the lug with binding post installation piece 7 integrated into one piece and symmetric distribution, sets up the breach with lug matched with on binding post 4, realizes fixedly through lug and breach cooperation, simple structure, simple to operate.

Example two

Referring to fig. 8 to 14, a separable coupler for heating includes an upper coupler 1 and a lower coupler 2 coupled to the upper coupler 1, the upper coupler 1 includes an upper base 3 fixedly connected to an electric heater, a plurality of terminals 4 inserted into the upper base 3, and an upper base cover 5 covering the upper base 3 to form first terminals 6, the terminals 4 are disposed corresponding to the first terminals 6, and terminals of the terminals 4 are disposed in the first terminals 6, that is, the terminals 4 are connected to the first terminals 6 through the terminals and the corresponding terminals, terminal mounting blocks 7 and terminal fastening blocks 8 are relatively disposed in the first terminals 6 to be coupled to the terminals of the terminals 4, wherein the terminal mounting blocks 7 are integrally formed with the upper base 3 and disposed on an upper surface thereof, the terminal fastening blocks 8 are integrally formed with the upper base cover 5 and disposed on a lower surface thereof, the wiring terminal 4 is fixed on the upper coupler 1 by the relative matching of the wiring terminal mounting block 7 and the wiring terminal fastening block 8, the lower coupler 2 comprises a lower seat 9 fixed on the bottom plate, a group of conducting strips 10 inserted on the lower seat 9 and contacted with the corresponding wiring terminal 4, and a lower seat cover plate 11 covered with the lower seat 9 to form a second wiring position 12, the number of the conducting strips 10 is arranged corresponding to the second wiring position 12, the wiring ends of the conducting strips 10 are also positioned in the second wiring position 12, a conducting strip mounting block 13 matched with the wiring ends of the conducting strips 10 and a conducting strip fastening block 14 are also arranged in the second wiring position 12, the conducting strip mounting block 13 and the lower seat 9 are integrally formed and positioned on the lower surface, the fastening block 14 and the lower seat cover plate 12 are integrally formed and positioned on the upper surface, the wiring terminal 10 is fixed on the lower coupler 1 by the matching of the conducting strip mounting block 13 and the fastening block 14, go up coupler 1 and lower coupler 2 simple structure, the shaping of being convenient for, simple to operate simultaneously, and binding post 4 cooperatees through binding post fastening block 8 and binding post installation piece 7 and stably pegs graft on last coupler 1, conducting strip 10 cooperatees through conducting strip fastening block 14 and conducting strip installation piece 13 and stably pegs graft on lower coupler 2, it is stable to make to go up coupler 1 and 2 coupling circular telegrams of lower coupler, and set up through upper seat apron 5 and lower seat apron 12 and avoided binding post 4 and conducting strip 10 to expose, the security performance is high.

In this embodiment, the bottom of upper seat 1 is equipped with seat chamber 15, and the upper end of lower seat 2 is equipped with inserts the socket 16 of locating in seat chamber 15, and binding post 4 contacts in socket 16 with corresponding conducting strip 10, cooperatees through socket 16 and seat chamber 15 for binding post 4 and conducting strip 10 contact position are protected by crisscross two-layer wall, make the grafting position of circular telegram keep apart with external bilayer, and is waterproof, dustproof safe again.

The connecting terminal 4 comprises a live wire connecting terminal, a zero line connecting terminal, a functional connecting terminal and a ground wire connecting terminal, the live wire connecting terminal, the zero line connecting terminal and the functional connecting terminal are all sheet bodies, corresponding plug holes are formed in the plug socket 16, the conducting strips 10 are inserted into the corresponding plug holes, and the live wire connecting terminal, the zero line connecting terminal, the functional connecting terminal and the ground wire connecting terminal are in elastic contact with the corresponding conducting strips 10.

In this embodiment, be equipped with first locating part 17 on the conducting strip installation piece 13, conducting strip 4 cooperatees with first locating part 17 and installs to lower seat 9 on, still be equipped with first locating hole 18 on the conducting strip fastening block 14, and first locating part 17 can be the projection, and first locating part 17 inserts and locates in first locating hole 18 for lower seat apron 11 is good to the location and the fixed effect of conducting strip 10, makes coupling circular telegram stability high.

In this embodiment, the terminal mounting block 8 is provided with the second positioning portion 19, the terminal 4 is mounted on the upper seat 3 by being matched with the second positioning portion 19, the second positioning portion 19 can be set as a bump which is integrally formed with the terminal mounting block 7 and symmetrically distributed, a notch matched with the bump is arranged on the terminal 4, and fixation is realized by matching the bump and the notch, so that the structure is simple and the installation is convenient.

In this embodiment, the connection terminal mounting block 7 is further provided with a third positioning portion 20, the connection terminal 4 is mounted on the upper seat 3 by being matched with the third positioning portion 20, the connection terminal fastening block 8 is further provided with a second positioning hole 21, the third positioning portion 20 can also be a convex column, and the third positioning portion 20 is inserted into the second positioning hole 21, so that the upper seat cover plate 5 is enabled to have good positioning and fixing effects on the connection terminal 4, and the coupling power-on stability is high.

In this embodiment, the upper surface of the upper seat 3 is further provided with a set of first positioning grooves 22, and the lower surface of the upper seat cover plate 5 is provided with a set of first positioning ribs 23 matched with the corresponding first positioning grooves 22, so as to facilitate positioning and installation of the upper seat cover plate 5.

In this embodiment, a set of second positioning grooves 24 is further disposed on the lower surface of the lower base 9, and a set of second positioning ribs 25 matched with the corresponding second positioning grooves 24 is disposed on the upper surface of the lower base cover plate 12, so as to facilitate positioning and installation of the lower base cover plate 12.

In this embodiment, still include the limit structure who prevents the pivoted, this limit structure includes the locking piece 26 with upper bracket 1 integrated into one piece and prevents changeing the piece 27 with lower bracket 2 integrated into one piece, prevent being equipped with on changeing the piece 27 with locking piece 26 matched with recess 28, through locking piece 26 with prevent changeing the piece 27 cooperation, prevent that the electric heater from rotating when using, making the coupler damage, simultaneously when using, the user can carry out direction identification according to locking piece 26 and prevent changeing piece 27, avoid the misloading, it is safer to use.

Where not mentioned above, all are applicable to the prior art.

Specific embodiments of the present invention have been described above in detail. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the teachings of the present invention without undue experimentation. Therefore, the technical solutions that can be obtained by logical analysis, reasoning or limited experiments in the prior art, which are already known to those skilled in the art, should be within the scope of protection defined by the claims.

Claims (8)

1. A split coupler for heating, comprising an upper coupler (1) and a lower coupler (2) fitted to the upper coupler (1), characterized in that: the upper coupler (1) comprises an upper seat (3) fixedly connected with an electric heater, a group of wiring terminals (4) inserted on the upper seat (3), and an upper seat cover plate (5) covered with the upper seat (3) to form a first wiring position (6), wherein wiring ends of the wiring terminals (4) are positioned in the first wiring position (6), wiring terminal mounting blocks (7) matched with the wiring ends of the wiring terminals (4) and wiring terminal fastening blocks (8) are also oppositely arranged in the first wiring position (6), the wiring terminal mounting blocks (7) are positioned on the upper surface of the upper seat (3), and the wiring terminal fastening blocks (8) are positioned on the lower surface of the upper seat (3) cover plate; the lower coupler (2) comprises a lower base (9) fixed on a bottom plate, a group of conducting strips (10) inserted on the lower base (9) and capable of contacting with the corresponding wiring terminals (4), and a lower base cover plate (11) covered with the lower base (9) to form a second wiring position (12), wherein wiring ends of the conducting strips (10) are positioned in the second wiring position (12), a conducting strip mounting block (13) matched with the wiring ends of the conducting strips (10) and a conducting strip fastening block (14) are also oppositely arranged in the second wiring position (12), the conducting strip mounting block (13) is positioned on the lower surface of the lower base (9), the conducting strip fastening block (14) is positioned on the upper surface of the lower base cover plate (11), a base cavity (15) is also arranged at the bottom of the upper base (3), an inserting base (16) inserted in the base cavity (15) is arranged on the lower base (9), the wiring terminal (4) and the conducting strip (10) are in contact with the socket (16).

2. The split coupler for heating according to claim 1, wherein: the plug socket (16) is provided with concentric annular grooves (161) from inside to outside, the annular grooves (161) are arranged corresponding to the wiring terminals (4), and the wiring terminals (4) and the conducting strips (10) are in contact with the annular grooves (161).

3. The split coupler for heating according to claim 1, wherein: the conducting strip fixing device is characterized in that a first positioning part (17) is arranged on the conducting strip mounting block (13), the conducting strip (10) and the first positioning part (17) are matched and mounted on the lower seat (9), a first positioning hole (18) is further formed in the conducting strip fastening block (14), and the first positioning part (17) is inserted into the first positioning hole (18).

4. The split coupler for heating according to claim 1, wherein: and a second positioning part (19) is arranged on the wiring terminal mounting block (7), and the wiring terminal (4) and the second positioning part (19) are matched and mounted on the upper seat (3).

5. The split coupler for heating according to claim 1, wherein: the wiring terminal mounting block (7) is provided with a third positioning portion (20), the wiring terminal (4) and the third positioning portion (20) are matched and mounted on the upper seat (3), a second positioning hole (21) is further formed in the wiring terminal fastening block (8), and the third positioning portion (20) is inserted into the second positioning hole (21).

6. The split coupler for heating according to claim 1, wherein: the upper surface of the upper seat (3) is also provided with a group of first positioning grooves (22), and the lower surface of the upper seat cover plate (5) is provided with a group of first positioning ribs (23) which are matched with the first positioning grooves (22).

7. The split coupler for heating according to claim 1, wherein: still be equipped with a set of second constant head tank (24) on the lower surface of lower seat (9), be equipped with on the upper surface of lower seat apron (11) with corresponding a set of second constant head tank (24) matched with second location muscle (25).

8. The split coupler for heating according to claim 1, wherein: the anti-rotation limiting structure comprises a locking block (26) and an anti-rotation block (27), wherein the locking block (26) is integrally formed on the upper seat (3), the anti-rotation block (27) is integrally formed on the lower seat (9), and a groove (28) matched with the locking block (26) is formed in the anti-rotation block (27).

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