CN214165500U

CN214165500U - Heating module mounting structure of handheld sealing machine

Info

Publication number: CN214165500U
Application number: CN202023341307.8U
Authority: CN
Inventors: 叶嘉贤; 梁海川; 梁钜燊
Original assignee: Guangdong Shunde Kekemai Technology Industry Hatching Co ltd
Current assignee: Guangdong Shunde Kekemai Technology Industry Hatching Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-09-10
Anticipated expiration: 2030-12-31

Abstract

The utility model discloses a heating module mounting structure of a handheld sealing machine, which comprises a sealing machine shell with a clamping opening, wherein a heating module is mounted on one side of the clamping opening, the bottom of the heating module is provided with an electric connection terminal, an elastic contact piece assembly is mounted in the sealing machine shell, the fixed end of the elastic contact piece assembly is connected with a power supply electrode of the sealing machine, the movable end of the elastic contact piece assembly is elastically supported and lifted below the electric connection terminal, and the movable end of the elastic contact piece assembly is electrically contacted with the electric connection terminal while the heating module realizes elastic movement; the heating module of the structure prevents the contact between the electric connection terminal and the elastic contact piece component, reduces the probability of surface oxidation of the electric connection terminal and the elastic contact piece component due to sparks generated by ignition, keeps the trend of upwards lifting the heating module by utilizing the property of elastic deformation of the elastic contact piece component, and ensures that the electric connection terminal and the elastic contact piece component are kept in contact and conductive.

Description

Heating module mounting structure of handheld sealing machine

Technical Field

The utility model relates to a capper field specifically is a module mounting structure that generates heat of hand-held type capper.

Background

At present, the sealing machine is provided with a heating module with elastic activity, and the specific structure is as the patent name: a button-driven sealing machine (patent number: CN 201720847315.9) is characterized in that a moving contact of a heating module is contacted with a power supply electrode to be electrified by pressing the heating module to move downwards, and when the sealing machine is not used, the heating module is released and lifted under the action of a supporting spring to separate a moving contact from the power supply electrode to be powered off;

however, when the sealing machine with the structure is used, when the movable contact is contacted with the power supply electrode, the movable contact and the power supply electrode are in contact, the sparking phenomenon occurs between the movable contact and the power supply electrode, and after a long time, the surface oxidation condition can occur on the metal conducting strip, the movable contact and the heating sheet on the heating module which provide the power supply electrode, so that the sealing machine needs to be further improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve above-mentioned current problem, provide a simple structure, reasonable hand-held type capper generate heat module mounting structure, its effect makes electrical connection terminal and elastic contact piece subassembly keep the normal contact, because the spark that produces of striking sparks appears surface oxidation when avoiding the re-contact.

The utility model provides a module mounting structure that generates heat of hand-held type capper, is including having the capper shell that presss from both sides the mouth, and the module that generates heat is installed to one side of pressing from both sides the mouth, and the bottom of the module that generates heat is provided with the electrical terminal, install the elastic contact subassembly in the capper shell, the stiff end of elastic contact subassembly is connected with the supply electrode of capper, and the expansion end of elastic contact subassembly separates with the interior bottom surface of capper shell, and elasticity supports and lifts the below at the electrical terminal, when making the module that generates heat realize the elasticity activity, and the expansion end of elastic contact subassembly keeps electrical contact with the electrical terminal.

Further, the elastic contact piece assembly comprises a left conductive piece, a right conductive piece and a movable conductive piece, one ends of the right conductive piece and the movable conductive piece are electrically contacted with the power connection terminal, the other end of the movable conductive piece is movably touched with one end of the left conductive piece through the control button assembly, and the other ends of the left conductive piece and the right conductive piece are connected with the power supply electrode.

The control button assembly comprises a rotary button and a pressing block driven by the rotary button, a contact pin is connected onto the pressing block, the rotary button is rotatably and movably arranged on the other side of the clamping opening up and down, a guide hole is formed in the pressing block, a guide post in up-and-down sliding fit with the guide hole extends out of the shell of the sealing machine, and the bottom of the contact pin is connected to the other end of the movable conducting strip in a bearing mode.

Further, a through hole suitable for the contact pin to slide linearly is formed in the shell of the sealing machine, elastic deformation ribs are arranged on two sides of the contact pin, and a reverse buckle block matched with the through hole in a limiting mode extends on the outer side face of each elastic deformation rib.

Further, the heating module comprises an insulating seat and a metal heating sheet, a heating part of the metal heating sheet is arranged on the top surface of the insulating seat, two jacks which are separated from each other are arranged on the insulating seat, clamping grooves are formed in the inner walls of the jacks, two ends of the heating part are connected with conductive terminal sheets which penetrate through the jacks, reverse buckling elastic sheets which are clamped with the clamping grooves extend from the conductive terminal sheets, and the bottoms of the conductive terminal sheets extend out of the jacks and form electric terminals.

Further, the bottom of the conductive terminal piece obliquely extends out of the jack and has elastic deformation to be electrically contacted with the movable end of the elastic contact piece assembly.

Further, the sealing machine shell is provided with a matched installation through hole corresponding to the insulation seat, the insulation seat elastically extends out of the clamping opening through the installation through hole, and the lower end part of the insulation seat extends to form a limiting step for limiting the lifting upper limit of the heating module.

Further, a battery pack and a control panel connected with the battery pack are installed in the sealing machine shell, and a power supply electrode is arranged on the control panel and connected with the fixed end of the elastic contact piece assembly.

Further, one end of the right conducting strip and one end of the movable conducting strip extend oppositely to form a widened conducting part which is in electrical contact with the electrical terminals.

Further, a touch head and a blade are installed at the bottom of the rotary button, and one of the touch head and the blade is arranged corresponding to the heating module by rotating the rotary button.

The utility model has the advantages as follows:

the utility model relates to a module mounting structure that generates heat of hand-held type capper, moreover, the steam generator is simple in structure, reasonable in design, the module that generates heat of this structure is because the spark that the sparking occurs when preventing the contact of electrical terminal and elastic contact piece subassembly, reduce the probability of the surface oxidation of right conducting strip and activity conducting strip in the metal heating element that is connected with the electrical terminal and the elastic contact piece subassembly, but utilize elastic contact piece subassembly elastic deformation's nature, keep the trend of the module that generates heat of ascending lifting, make the bottom of the module that generates heat keep the certain distance with the capper shell under the condition of not heating, in addition guarantee in the module motion process that generates heat that the contact between electrical terminal and the elastic contact piece subassembly is electrically conductive.

Drawings

Fig. 1 is a schematic view of the exploded structure of the present invention.

Fig. 2 is a schematic structural view of the elastic contact piece assembly and the control button assembly of the present invention.

Fig. 3 is a schematic view of the local exploded structure of the present invention.

Fig. 4 is a schematic diagram of the cross-sectional structure of the heating module of the present invention.

Fig. 5 is a schematic view of the bottom structure of the rotary button of the present invention.

Detailed Description

The present invention will be further explained with reference to the drawings and examples.

As shown in fig. 1 to 5, a heating module mounting structure of a handheld sealing machine includes a sealing machine housing 2 having a clamping opening 1, a heating module 3 is mounted on one side of the clamping opening 1, a power connection terminal 4 is disposed at the bottom of the heating module 3, an elastic contact piece assembly 5 is mounted in the sealing machine housing 2, a fixed end of the elastic contact piece assembly 5 is connected with a power supply electrode 701 of the sealing machine, a movable end of the elastic contact piece assembly 5 is separated from an inner bottom surface of the sealing machine housing 2 and is elastically supported and lifted below the power connection terminal 4, so that the movable end of the elastic contact piece assembly 5 is electrically contacted with the power connection terminal 4 while the heating module 3 realizes elastic movement.

The heating module 3 of this structure prevents the spark that produces owing to strike sparks when the electrical terminal 4 contacts with elastic contact piece subassembly 5, reduce the probability of the surface oxidation of right conducting strip 52 and activity conducting strip 53 in metal heating piece 32 and the elastic contact piece subassembly 5 that are connected with electrical terminal 4, but utilize elastic contact piece subassembly 5 elastic deformation's nature, keep the trend of the module 3 that generates heat of ascending lifting, make the bottom of the module 3 that generates heat keep certain distance with capper shell 2 under the condition of not heating, in addition guarantee the contact between electrical terminal 4 and the elastic contact piece subassembly 5 electrically conductive in the module 3 motion process that generates heat.

The elastic contact piece assembly 5 comprises a left conductive piece 51, a right conductive piece 52 and a movable conductive piece 53, one ends of the right conductive piece 52 and the movable conductive piece 53 are electrically contacted with the power connection terminal 4, the other end of the movable conductive piece 53 is movably touched with one end of the left conductive piece 51 through the control button assembly 6, and the other ends of the left conductive piece 51 and the right conductive piece 52 are connected with the power supply electrode 701;

the right conducting strip 52 is formed by bending a single metal sheet, a fixed end of the right conducting strip is welded with a power supply electrode 701, an elastic movable end is supported and lifted below a first power connection terminal 4 and keeps in contact with the power supply electrode, one pole of the heating module 3 can keep in connection, the movable conducting strip 53 and the left conducting strip 51 are equivalent to a switch, the control button assembly 6 is used for driving the heating module 3 to be connected or disconnected with a working circuit, the movable conducting strip 53 is connected to the sealing machine shell 2 through the fixed end, two ends of the movable conducting strip are elastic movable ends, one movable end is supported and lifted below the first power connection terminal 4 and keeps in contact with the power supply terminal, the other movable end is driven by the control button assembly 6 to be in elastic contact with one end of the left conducting strip 51, and the other end of the left conducting strip 51 is welded on the other power supply electrode.

The control button assembly 6 comprises a rotary button 61 and a pressing block 62 driven by the rotary button 61, a contact pin 63 is connected to the pressing block 62, the rotary button 61 is rotatably and movably arranged on the other side of the clamping opening 1 up and down, a guide hole 621 is formed in the pressing block 62, a guide post 201 in up-and-down sliding fit with the guide hole 621 extends from the sealing machine shell 2, and the bottom of the contact pin 63 is connected to the other end of the movable conducting strip 53.

A through hole 202 suitable for the contact pin 63 to slide linearly is formed in the sealing machine shell 2, elastic deformation ribs 631 are arranged on two sides of the contact pin 63, and an inverted block 632 in limit fit with the through hole 202 extends from the outer side surface of each elastic deformation rib 631; the reverse block 632 can fix the contact pin 63 in the via hole 202 and limit the sliding amplitude of the contact pin 63, and dislocation occurs; when the elastic deformation rib 631 is used for installing the contact pin 63 or detaching the contact pin 63 for maintenance, the fingers compress the elastic deformation rib 631 relatively, the inward shrinkage ratio of the elastic deformation rib 631 is larger than that of anii, and the distance between the two inverted buckle blocks 632 can pass through and be separated from the via hole 202.

The heating module 3 comprises an insulating base 31 and a metal heating sheet 32, a heating part 321 of the metal heating sheet 32 is arranged on the top surface of the insulating base 31, two insertion holes 311 which are separated from each other are arranged on the insulating base 31, clamping grooves 312 are arranged on the inner walls of the insertion holes 311, two ends of the heating part 321 are connected with conductive terminal sheets 322 which penetrate through the insertion holes 311, reverse buckling elastic sheets 323 which are clamped with the clamping grooves 312 extend on the conductive terminal sheets 322, and the bottoms of the conductive terminal sheets 322 extend out of the insertion holes 311 to form electric connection terminals 4;

when the sealing machine is used, the metal heating sheet 32 is surrounded by the insulating seat 31, and a heat insulation layer is formed between the metal heating sheet 32 and the sealing machine shell 2 made of plastic, so that the situation that the sealing machine shell 2 is deformed due to high temperature melting is avoided, the structure of the insulating seat 31 is simplified, and the sealing machine is integrated into a ceramic part from the assembly of two original ceramic parts.

The bottom of the conductive terminal piece 322 extends out of the jack 311 in an inclined manner and has elastic deformation to be electrically contacted with the movable end of the elastic contact piece component 5; the inclined part of the conductive terminal piece 322 actually forms the electric connection terminal 4, the electric connection terminal 4 of the structure enables the electric connection terminal 4 and the movable end of the elastic contact piece assembly 5 to have elastic deformation capacity, and when the electric connection terminal 4 or the elastic contact piece assembly 5 is used for a long time and the elastic deformation capacity is reduced after metal is weakened, the elasticity of the electric connection terminal 4 or the elastic contact piece assembly 5 can still be complemented, so that the electric contact is guaranteed to be kept.

Of course, the electrical terminals 4 may be formed of conductive terminal pieces 322, or may have a fixed contact or other shape.

The sealing machine shell 2 is provided with a matched mounting through hole 203 corresponding to the insulating seat 31, the insulating seat 31 elastically extends out of the clamping opening 1 through the mounting through hole 203, and the lower end part of the insulating seat 31 extends to form a limiting step 313 for limiting the lifting upper limit of the heating module 3; since the movable end of the elastic contact piece assembly 5 maintains a tendency to lift the heat generating module 3 upward, the upper point of the heat generating module 3 can be restricted by the restriction step 313.

A battery pack 8 and a control plate 7 connected with the battery pack 8 are arranged in the sealing machine shell 2, and a power supply electrode 701 is arranged on the control plate 7 and connected with the fixed end of the elastic contact piece component 5; the group battery 8 is the power supply of heating module 3, transmits to elastic contact subassembly 5 through control panel 7 control, can save complicated power cord and arrange.

One ends of the right conductive sheet 52 and the movable conductive sheet 53 are oppositely extended with widened conductive parts 54 which are electrically contacted with the electric terminals 4; the widened conductive portion 54 can increase the area of contact with the electrical terminals 4, making the conductive effect more desirable.

The bottom of the rotary button 61 is provided with a touch head 9 and a blade 10, and the rotary button 61 is rotated to enable the touch head 9 and the blade 10 to be selected to be arranged corresponding to the heating module 3. By rotating the button 61, the functions of the heat seal and the blade cutting opening can be switched.

The foregoing is a preferred embodiment of the present invention showing and describing the basic principles, main features and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the invention, but rather that various changes and modifications may be made without departing from the spirit and scope of the invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. The utility model provides a module mounting structure that generates heat of hand-held type capper, is including having capper shell (2) of pressing from both sides mouthful (1), and module (3) that generate heat are installed to one side of pressing from both sides mouthful (1), and the bottom of module (3) that generates heat is provided with electrical connection terminal (4), its characterized in that: install elastic contact subassembly (5) in capper shell (2), the stiff end of elastic contact subassembly (5) is connected with supply electrode (701) of capper, and the expansion end of elastic contact subassembly (5) separates with the interior bottom surface of capper shell (2), and elasticity supports and lifts in the below of electrical terminal (4), when making module (3) that generate heat realize the elastic activity, the expansion end of elastic contact subassembly (5) keeps electrical contact with electrical terminal (4).

2. The heat generating module mounting structure of hand-held capper of claim 1 wherein: the elastic contact piece assembly (5) comprises a left conductive piece (51), a right conductive piece (52) and a movable conductive piece (53), one ends of the right conductive piece (52) and the movable conductive piece (53) are electrically contacted with the power connection terminal (4), the other end of the movable conductive piece (53) is movably touched through one end of the control button assembly (6) and the left conductive piece (51), and the other ends of the left conductive piece (51) and the right conductive piece (52) are connected with the power supply electrode (701).

3. The heat generating module mounting structure of hand-held capper of claim 2 wherein: the control button assembly (6) comprises a rotary button (61) and a pressing block (62) driven by the rotary button (61), a contact pin (63) is connected to the pressing block (62), the rotary button (61) rotates and is movably arranged on the other side of the clamping opening (1) up and down, a guide hole (621) is formed in the pressing block (62), a guide column (201) in up-and-down sliding fit with the guide hole (621) extends from the sealing machine shell (2), and the bottom of the contact pin (63) is connected with the other end of the movable conductive sheet (53).

4. The heat generating module mounting structure of hand-held capper of claim 3 wherein: be equipped with in capper shell (2) and be suitable for contact pin (63) rectilinear sliding's via hole (202), the both sides of contact pin (63) are provided with elastic deformation muscle (631), and the lateral surface extension of elastic deformation muscle (631) has with via hole (202) spacing complex back-off piece (632).

5. The heat generating module mounting structure of hand-held capper of claim 1 wherein: the heating module (3) comprises an insulating base (31) and a metal heating sheet (32), a heating part (321) of the metal heating sheet (32) is arranged on the top surface of the insulating base (31), two mutually separated jacks (311) are arranged on the insulating base (31), a clamping groove (312) is arranged on the inner wall of each jack (311), two ends of the heating part (321) are connected with conductive terminal sheets (322) penetrating through the jacks (311), inverted-buckled elastic sheets (323) clamped with the clamping grooves (312) are extended on the conductive terminal sheets (322), and the bottoms of the conductive terminal sheets (322) extend out of the jacks (311) and form electric connection terminals (4).

6. The heat generating module mounting structure of hand-held capper of claim 5 wherein: the bottom of the conductive terminal piece (322) obliquely extends out of the jack (311) and is in electrical contact with the movable end of the elastic contact piece component (5) through elastic deformation.

7. The heat generating module mounting structure of hand-held capper of claim 5 wherein: the sealing machine shell (2) is provided with a matched installation through hole (203) corresponding to the insulation seat (31), the insulation seat (31) elastically extends out of the clamping opening (1) through the installation through hole (203), and the lower end part of the insulation seat (31) extends to form a limiting step (313) used for limiting the lifting upper limit of the heating module (3).

8. The heat generating module mounting structure of hand-held capper of claim 1 wherein: install group battery (8) and control panel (7) of being connected with group battery (8) in capper shell (2), be provided with on control panel (7) power supply electrode (701) and be connected with the stiff end of elastic contact subassembly (5).

9. The heat generating module mounting structure of hand-held capper of claim 2 wherein: one ends of the right conducting strip (52) and the movable conducting strip (53) extend oppositely to form a widened conducting part (54) which is electrically contacted with the electric terminal (4).

10. The heat generating module mounting structure of hand-held capper of claim 3 wherein: the bottom of rotary button (61) is installed and is touched pressure head (9) and blade (10), through rotating rotary button (61) makes and touches pressure head (9) and blade (10) one and generate heat module (3) and correspond the setting.