CN211942612U - Miniature handheld thermal printer with side cover - Google Patents
Miniature handheld thermal printer with side cover Download PDFInfo
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- CN211942612U CN211942612U CN201922354459.2U CN201922354459U CN211942612U CN 211942612 U CN211942612 U CN 211942612U CN 201922354459 U CN201922354459 U CN 201922354459U CN 211942612 U CN211942612 U CN 211942612U
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Abstract
The utility model provides a miniature handheld thermal printer with an open side cover, which comprises a thermal sensitive sheet, a rubber roller, a cover body and a base, wherein the thermal sensitive sheet and the rubber roller are opposite to each other and form a paper feeding channel, a paper outlet is formed between the cover body and the base, the paper feeding channel is communicated with the paper outlet, and the base is provided with a clamping part near the paper outlet; the hasp subassembly of lid includes buckle spare, opens cover piece and elastic component, and buckle spare is including rotating articulated portion, operation portion and clamping part, and buckle spare is articulated through rotating articulated portion and lid, and the movably setting of cover piece is on the lid, and it adjoins with operation portion to open the cover piece, and cover piece drive operation portion revolutes and rotates articulated portion, and the elastic component butt is between buckle spare and lid, clamping part and clamping part block. The miniature handheld thermal printer has the advantages that the rotating structure is matched with the sliding structure, the miniature handheld thermal printer can be used in a space-saving mode as far as possible, the structure arrangement is convenient, the cover opening convenience is improved, and the stability of the locking cover is improved.
Description
Technical Field
The utility model relates to a thermal printing field especially relates to a miniature handheld thermal printer of side opening lid.
Background
With the popularization and application of thermal printers, the thermal printers are used not only in automatic teller machines of banks, cash registers of supermarkets and delivery places of e-commerce, but also in commercial fields such as e-commerce industry and express delivery industry, and now portable thermal printers are gradually and widely applied to the field of personal consumption and use.
The thermal printer is generally provided with a shell, a paper bin, a rubber roller and a thermal sensitive sheet, wherein the printing paper in the paper bin is input to the rubber roller and the thermal sensitive sheet, and then is printed to form an image, because printing paper needs to be replaced, a cover body of the printer needs to be opened frequently, the cover body is covered after the replacement, and the thermal sensitive sheet is opposite to the rubber roller, while a commercial seat type thermal printer has larger whole machine and more structural arrangement space, so the problem of interference between a cover and a base can be solved less when the cover opening structure is designed, and a portable micro thermal printer has smaller whole machine, the size and palm of the whole machine are not large, the components need to be arranged in the micro thermal printer, so the structure layout of the micro thermal printer is particularly important, the integrity and the smoothness of the shell of the micro thermal printer have higher requirements, so the cover opening structure and the cover opening interference problem need to be designed emphatically, so as to ensure the use hand feeling of the micro thermal printer.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a miniature handheld thermal printer who uncaps at lid upside.
In order to realize the purpose of the utility model, the utility model provides a miniature handheld thermal printer of side opening lid, including heat-sensitive piece, rubber roll, lid and base, one of heat-sensitive piece and rubber roll sets up on the lid, and the other one of heat-sensitive piece and rubber roll sets up on the base, and lid and base are articulated, and heat-sensitive piece and rubber roll are relative and form the paper feed passageway, form the exit slot between lid and the base, and the paper feed passageway communicates with the exit slot; the base is provided with a clamping part close to the paper outlet; the lid sets up the hasp subassembly being close to exit slot department, and the hasp subassembly includes buckle spare, opens cover piece and elastic component, and buckle spare is including rotating articulated portion, operation portion and buckle portion, and buckle spare is articulated through rotating articulated portion and lid, and the movably setting of cover piece is on the lid, opens the cover piece and adjoins with operation portion, and cover piece drive operation portion revolutes and rotates articulated portion, and the elastic component butt is between buckle spare and lid, buckle portion and joint portion block.
It is thus clear that by above-mentioned scheme, through movably setting up the cover piece on the lid, utilize the rotation of opening the removal drive buckle spare of cover piece, then the detachable block of buckle portion and joint portion realizes lid and base locking or separation, and utilizes pivoted structure and gliding structure cooperation, can save space as far as possible on miniature handheld thermal printer and use, convenient in the arrangement of structure, and also improve the convenience of uncapping to and the locking closure stability.
The locking assembly comprises a rotating shaft, two buckling pieces and two elastic pieces, wherein the two buckling pieces are positioned on two sides of the paper outlet in the width direction, and the rotating shaft is connected between the two buckling pieces in a driving mode; the base is provided with joint portion in the ascending both sides of width direction of exit slot.
It is from top to bottom visible, buckle spare through both sides is connected the block of the ascending both sides of width direction of exit slot, then improves lid and closes stability.
The cover body is provided with a plurality of clamping groove assemblies, the clamping groove assemblies are distributed along the width direction, the clamping groove assemblies comprise two clamping columns which are oppositely arranged, a first clamping portion is arranged on each clamping column, clamping grooves are formed between the two clamping columns, the clamping grooves are communicated, and the rotating shaft can be installed to the clamping grooves from the first clamping portion.
It is thus clear that through a plurality of draw-in groove subassemblies of arranging along width direction to and the arrangement of card portion and draw-in groove, make the pivot can follow first card portion and install to the draw-in groove in, then convenient in the installation and the location of pivot, the pivot can be at the draw-in groove internal rotation.
The further scheme is that the buckle part is provided with a positioning groove, the elastic part adopts a torsion spring, the first end of the torsion spring is positioned in the positioning groove, and the second end of the torsion spring is abutted to the cover body.
It is thus clear that the first end of torsional spring is fixed a position through the constant head tank, makes the torsional spring can exert the elastic force to fastener steadily then.
The cover body comprises an outer shell and an inner shell, the outer shell is provided with a sliding groove in a penetrating mode, and the cover opening piece is arranged in the sliding groove in a sliding mode; the fastener is hinged with the inner shell through a rotating hinge part.
The scheme that further goes forward is that the inner shell runs through and is provided with the wearing groove, and buckle spare passes the wearing groove, and buckle spare is located between shell and the inner shell, and joint portion is the draw-in groove setting, and buckle portion is located outside the inner shell, and buckle portion stretches into to draw-in groove and draw-in groove block.
The operating part is a connecting column extending towards the cover opening part, the cover opening part is provided with a connecting hole, and the connecting column is matched with the connecting hole.
The further scheme is that the cover opening part is provided with a second clamping part, and the second clamping part is clamped with the inner edge of the sliding groove.
From top to bottom, through uncap the slidable setting on the shell of piece steadily, and owing to upturning be the lid, then can be simultaneously to the convenient operation of opening of lid or the removal of uncapping the piece.
In a further aspect, the cover extends toward the base to form a rotating arm, the rotating arm is provided with a first hinge, a second hinge is arranged in the base, the first hinge is hinged to the second hinge, the rotating arm can move relative to the second hinge between an upper hinge position and a lower hinge position, and the upper hinge position is located above the lower hinge position in the same vertical direction.
In a further aspect, the first hinge is a hinge post disposed on the swivel arm; the second hinge part is a groove body arranged in the base, the hinge column is matched with the groove body, the upper hinge position is located at the upper end part of the groove body, the lower hinge position is located at the lower end part of the groove body, and the groove body is provided with a connecting groove in a communicating manner between the upper hinge groove and the lower hinge groove; the connecting groove extends in a vertical direction or in an arc.
It is from top to bottom visible, remove the lid through vertical direction when uncapping, then make lid and base form vertical dislocation, then avoid the lid to interfere with the base when rotating to open, thereby guarantee that the lid opens smoothly, and close the accurate cooperation of heat-sensitive piece and rubber roll after covering, guarantee to print the quality, cooperation through hinge post and cell body, thereby guarantee lid and pedestal connection stability, it is spacing to utilize width and the poor realization corresponding position of internal diameter promptly, improve the smoothness nature when uncapping and the position accuracy nature when closing the lid.
Drawings
FIG. 1 is a block diagram of an embodiment of a miniature handheld thermal printer according to the present invention.
Fig. 2 is an exploded view of an embodiment of the miniature handheld thermal printer of the present invention.
FIG. 3 is a schematic diagram of an inner shell of an embodiment of the thermal printer.
Fig. 4 is a cross-sectional view of an embodiment of the handheld thermal printer of the present invention in a locked position.
Figure 5 is a cross-sectional view of an embodiment of the miniature handheld thermal printer of the present invention in an unlocked state.
Fig. 6 is a cross-sectional view of an embodiment of the miniature handheld thermal printer of the present invention in an uncapped state.
The present invention will be further explained with reference to the drawings and examples.
Detailed Description
Referring to fig. 1 to 6, the miniature handheld thermal printer 1 includes a thermal sensitive sheet, a rubber roller 12, a locking component 4, a cover 2 and a base 3, the thermal sensitive sheet is disposed on the cover 2, the rubber roller 12 is disposed on the base 3, the cover 2 is hinged to the base 3, the rubber roller 12 is disposed on the cover 2 in this embodiment, the thermal sensitive sheet is disposed on the base 3, the thermal sensitive sheet is opposite to the rubber roller 12 and forms a paper feeding channel, a paper outlet 11 is formed between the cover 2 and the base 3, the paper feeding channel is communicated with the paper outlet 11, and the hinge position between the cover 2 and the base 3 and the paper outlet 11 are respectively located on two sides of the paper feeding channel.
Base 3 includes shell 31 and inner shell 32, and the shell 31 lid closes outside inner shell 32, and inner shell 32 is provided with joint portion 321 in the ascending both sides of width direction of exit slot 11, and joint portion 321 is the draw-in groove setting. A second hinge 322 is arranged in the inner shell 32, the second hinge 322 is a groove body arranged in the base 3, the hinge column is matched with the groove body, the upper hinge 323 is arranged at the upper end of the groove body, the lower hinge 324 is arranged at the lower end of the groove body, the groove body is provided with a connecting groove in a communicating manner between the upper hinge groove and the lower hinge groove, and the connecting groove extends along an arc shape or along a vertical direction.
The cover body 2 comprises an outer shell 21 and an inner shell 22, the outer shell 21 covers the inner shell 22, the inner shell 22 is provided with a rotating arm 221 extending towards the inside of the base 3 at a hinge position, the rotating arm 221 is provided with a first hinge 222, the first hinge 222 is a hinge column arranged on the rotating arm 221, the first hinge 222 is hinged with a second hinge 322, the rotating arm 221 can move relative to the second hinge 322 between an upper hinge 323 and a lower hinge 324, and the upper hinge 323 is positioned above the lower hinge 324 in the same vertical direction. The rotating arm 221 is provided with a positioning block 225 at the periphery of the first hinge 222, and the inner shell 32 is provided with a latch 224 at the periphery of the second hinge 322, so that when the cover 2 covers the base 3, the positioning block 225 is abutted to the latch 224 to achieve position limitation.
The locking assembly 4 is located the lid 2 and is being close to exit slot 11 department, locking assembly 4 includes two buckle spare 42 of pivot 43, uncap piece 41 and two elastic component 44, be provided with a plurality of draw-in groove subassemblies 45 on the inner shell 22, a plurality of draw-in groove subassemblies 45 distribute along width direction, each draw-in groove subassembly 45 includes two card posts 451 of mutual disposition, the upper portion of card post 451 is provided with first card portion, be provided with draw-in groove 452 between two card posts 451, a plurality of draw-in grooves 452 communicate along width direction, pivot 43 can be followed first card portion and installed to draw-in groove 452.
The two buckling pieces 42 are located on two sides of the width direction of the paper outlet 11, each buckling piece 42 comprises a rotating hinge portion 422, an operating portion 423 and a buckling portion 421, the rotating hinge portions 422 are arranged in a D-shaped hole, the two buckling pieces 42 are in driving connection with the rotating shaft 43 through the rotating hinge portions 422 respectively, namely the rotating shaft 43 is in driving connection between the two buckling pieces 42, and the buckling pieces 42 are hinged to the inner shell 22 through the rotating hinge portions 422. The inner shell 22 is provided with a through groove 223 in a penetrating manner, the latch 42 passes through the through groove 223, the latch is located between the outer shell 21 and the inner shell 22, and the latch 421 is located outside the inner shell 22.
The locking member 42 is provided with a positioning groove 424, the elastic member 44 is a torsion spring, a first end 441 of the torsion spring is located in the positioning groove 424, and a second end of the torsion spring abuts against the inner shell 22. The operation portion 423 is a connection post extending toward the opening member 41, and the positioning groove 424, the operation portion 423 and the buckling portion 421 are all located on the outer periphery of the rotation hinge portion 422.
The shell 21 is provided with the spout 212 in a penetrating manner, the periphery of the spout 212 is provided with the step 211, the cover opening member 41 is slidably disposed on the spout 212 and the step 211, the bottom of the cover opening member 41 is provided with the connecting hole 411, the connecting column penetrates through the spout 212 to be matched with the connecting hole 411 in a sliding manner, the cover opening member 41 is provided with the second clamping portion 412, the second clamping portion 412 is clamped with the inner edge of the spout 212, then the cover opening member 41 is movably disposed on the shell 21, and then the cover opening member 41 drives the operation portion 423 and the clamping portion 421 to rotate around the rotating hinge portion 422.
Referring to fig. 4, fig. 4 shows that the cover body 2 is in a cover-closed locking state, the fastening portion 421 extends into the fastening groove to be fastened with the fastening portion 321, the first hinge portion 222 is located at the lower hinge position 324, and when the cover body 2 is opened, referring to fig. 5, the operation portion 423 is moved to drive the fastening portion 421 to transmit, so that the fastening portion 421 is separated from the fastening portion 321, and the cover body 2 is moved upward, so that the first hinge portion 222 is located at the middle of the second hinge portion 322, and with the opening and upward movement of the cover body 2, referring to fig. 6, the cover body 2 is opened, and the first hinge portion 222 is located at the upper hinge position 323.
It is from top to bottom visible, through movably setting up the lid on the lid, utilize the rotation that drives the buckle spare of the removal of opening the lid, then the detachable block of buckle part and joint portion, realize lid and base locking or separation, and utilize pivoted structure and gliding structure cooperation, can save space as far as possible on miniature handheld thermal printer and use, the convenience is arranged in the structure, and also improves the convenience of uncapping, and the locking closure stability.
Claims (10)
1. A miniature handheld thermal printer with a side cover comprises a thermal sensitive sheet, a rubber roller, a cover body and a base, wherein one of the thermal sensitive sheet and the rubber roller is arranged on the cover body, the other of the thermal sensitive sheet and the rubber roller is arranged on the base, the cover body is hinged with the base, the thermal sensitive sheet and the rubber roller are opposite to each other and form a paper feeding channel, a paper outlet is formed between the cover body and the base, and the paper feeding channel is communicated with the paper outlet;
the method is characterized in that:
the base is provided with a clamping part close to the paper outlet;
the cover body is close to the paper outlet, the locking assembly is arranged at the paper outlet and comprises a buckling piece, an opening cover piece and an elastic piece, the buckling piece comprises a rotating hinged portion, an operating portion and a buckling portion, the buckling piece is hinged to the cover body through the rotating hinged portion, the opening cover piece is movably arranged on the cover body, the opening cover piece is abutted to the operating portion, the opening cover piece drives the operating portion to rotate around the rotating hinged portion, the elastic piece is abutted to the buckling piece and the cover body, and the buckling portion is clamped with the buckling portion.
2. The miniature hand-held thermal printer of claim 1, wherein:
the locking assembly comprises a rotating shaft, two buckling pieces and two elastic pieces, the two buckling pieces are positioned on two sides of the paper outlet in the width direction, and the rotating shaft is connected between the two buckling pieces in a driving mode;
the base is in the both sides on the width direction of exit slot are provided with joint portion.
3. The miniature hand-held thermal printer of claim 2, wherein:
be provided with a plurality of draw-in groove subassemblies on the lid, it is a plurality of the draw-in groove subassembly distributes along width direction, the draw-in groove subassembly is including two card posts of mutual disposition, be provided with first card portion on the card post, two be provided with the draw-in groove between the card post, it is a plurality of the draw-in groove intercommunication, the pivot can be followed first card portion install extremely the draw-in groove.
4. The miniature hand-held thermal printer of claim 1, wherein:
the buckle spare is provided with the constant head tank, the elastic component adopts the torsional spring, the first end of torsional spring is located in the constant head tank, the second end of torsional spring with the lid butt.
5. The miniature hand-held thermal printer of claim 1, wherein:
the cover body comprises an outer shell and an inner shell, the outer shell is provided with a sliding groove in a penetrating mode, and the cover opening piece is arranged in the sliding groove in a sliding mode;
the buckle piece is hinged with the inner shell through the rotating hinge part.
6. The miniature hand-held thermal printer of claim 5, wherein:
the inner shell runs through and is provided with the trough, buckle spare passes the trough, buckle spare is located the shell with between the inner shell, joint portion is the draw-in groove setting, buckle portion is located outside the inner shell, buckle portion stretch into to the draw-in groove with the draw-in groove block.
7. The miniature hand-held thermal printer of claim 5, wherein:
the operation portion is towards the spliced pole that the division lid extends, it is provided with the connecting hole to open the lid, the spliced pole with the connecting hole cooperation.
8. The miniature hand-held thermal printer of claim 5, wherein:
the cover opening component is provided with a second clamping portion, and the second clamping portion is clamped with the inner edge of the sliding groove.
9. The miniature hand-held thermal printer according to any one of claims 1 to 8, wherein:
the cover body extends towards the base to be provided with a rotating arm, the rotating arm is provided with a first hinge portion, a second hinge portion is arranged in the base, the first hinge portion is hinged to the second hinge portion, the rotating arm can move relative to the second hinge portion between an upper hinge position and a lower hinge position, and the upper hinge position is located above the lower hinge position in the same vertical direction.
10. The miniature hand-held thermal printer according to claim 9, wherein:
the first hinge part is a hinge column arranged on the rotating arm;
the second hinge part is a groove body arranged in the base, the hinge column is matched with the groove body, the upper hinge position is located at the upper end part of the groove body, the lower hinge position is located at the lower end part of the groove body, and the groove body is provided with a connecting groove in a communication manner between the upper hinge groove and the lower hinge groove;
the connecting groove extends along a vertical direction or along an arc shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922354459.2U CN211942612U (en) | 2019-12-24 | 2019-12-24 | Miniature handheld thermal printer with side cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922354459.2U CN211942612U (en) | 2019-12-24 | 2019-12-24 | Miniature handheld thermal printer with side cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211942612U true CN211942612U (en) | 2020-11-17 |
Family
ID=73187331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922354459.2U Active CN211942612U (en) | 2019-12-24 | 2019-12-24 | Miniature handheld thermal printer with side cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211942612U (en) |
-
2019
- 2019-12-24 CN CN201922354459.2U patent/CN211942612U/en active Active
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