CN219395110U - Electrostatic spring suitable for thermal printing module and thermal printing module - Google Patents
Electrostatic spring suitable for thermal printing module and thermal printing module Download PDFInfo
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- CN219395110U CN219395110U CN202223016435.4U CN202223016435U CN219395110U CN 219395110 U CN219395110 U CN 219395110U CN 202223016435 U CN202223016435 U CN 202223016435U CN 219395110 U CN219395110 U CN 219395110U
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- printing module
- thermal printing
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Abstract
The utility model provides an electrostatic spring suitable for a thermal printing module and the thermal printing module, wherein the electrostatic spring comprises a spring part and an abutting part, the abutting part comprises a supporting section connected with a first end of the spring part, the abutting part also comprises an abutting section connected with the tail end of the supporting section, and a certain included angle is formed between the abutting section and the supporting section; the abutting section is used for correspondingly abutting against a core motor of the thermal printing module, and elastic deformation is formed between the abutting section and the supporting section so as to provide elastic force for the abutting section to abut against the core motor; the second end of the spring part is connected to the main board of the thermal printing module to conduct the electrostatic loop of the deck motor and the main board, and the spring part is used for providing the elasticity of the abutting part abutting against the deck motor. The static spring can lead out static electricity on the motor of the movement.
Description
Technical Field
The utility model relates to an electrostatic spring suitable for a thermal printing module and the thermal printing module.
Background
The thermal printer continuously prints under dry environment, static electricity is easy to generate on the internal parts of the thermal printer, the existing printer is not grounded in the use process, so that the static electricity can not be discharged, the static electricity can bring great influence to the normal use of the printer, and the printing efficiency is reduced.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provides an electrostatic spring suitable for a thermal printing module and the thermal printing module.
In order to solve the technical problems, the utility model provides an electrostatic spring suitable for a thermal printing module, which comprises a spring part and an abutting part, wherein the abutting part comprises a supporting section connected with a first end of the spring part, the abutting part also comprises an abutting section connected with the tail end of the supporting section, and a certain included angle is formed between the abutting section and the supporting section; the abutting section is used for correspondingly abutting against a core motor of the thermal printing module, and elastic deformation is formed between the abutting section and the supporting section so as to provide elastic force for the abutting section to abut against the core motor; the second end of the spring part is connected to the main board of the thermal printing module to conduct the electrostatic loop of the deck motor and the main board, and the spring part is used for providing the elasticity of the abutting part abutting against the deck motor.
In a more preferred embodiment, the extending direction of the supporting section is the same as that of the spring portion, one end of the abutting section is connected to the end of the supporting section, the other end of the abutting section extends obliquely outwards, and an included angle between the abutting portion and the supporting portion is an acute angle.
In a more preferred embodiment, the abutment portion is located outside the upper end of the spring portion.
In a further preferred embodiment, the spring portion has a spring force in the same direction as the support section.
The utility model also provides a thermal printing module, which comprises a main board and a core motor, wherein the core motor is used for driving printing paper to be output, and the main board is used for controlling the core motor.
In a further preferred embodiment, the device further comprises a housing for accommodating the main board, the deck motor and the electrostatic spring, and the housing further comprises a protruding rib for positioning the second end of the spring portion.
In a preferred embodiment, the device further comprises a housing for accommodating the main board, the deck motor and the electrostatic spring; the thermal printing module further includes at least one mounting mechanism coupled to the housing and operable to be in a retracted position in which a slider of the mounting mechanism is retracted into the housing to fit into a mounting slot of a thermal printer and an extended position in which the slider extends out of the housing to be correspondingly embedded into a bezel.
In a more preferred embodiment, the mounting mechanism includes a bolt, a spring, and the slider; the shell comprises a sliding groove for accommodating the mounting mechanism, and a guide inclined plane is arranged in the sliding groove; the spring is abutted between the sliding block and the groove wall of the sliding groove so that the head of the bolt is abutted against the shell, and the bolt is in threaded connection with the sliding block so as to drive the sliding block to move along the guide inclined plane to move between the retracted position and the extended position; the spring compresses to accumulate a spring force when transitioning from the retracted position to the extended position.
In a preferred embodiment, the spring force of the spring is released when in the retracted position, and the head of the bolt rotates to leave the housing.
In a preferred embodiment, the device further comprises a housing for accommodating the main board, the deck motor and the electrostatic spring, and the housing further comprises a positioning slot for positioning and guiding the first end of the spring portion.
Compared with the prior art, the technical scheme of the utility model has the following beneficial effects:
the electrostatic spring suitable for the thermal printing module comprises a spring part and an abutting part, wherein the abutting part comprises a supporting section connected with the first end of the spring part, the abutting part also comprises an abutting section connected with the tail end of the supporting section, and a certain included angle is formed between the abutting section and the supporting section; the abutting section is used for correspondingly abutting against a core motor of the thermal printing module, and elastic deformation is formed between the abutting section and the supporting section so as to provide elastic force for the abutting section to abut against the core motor; the second end of the spring part is connected to the main board of the thermal printing module to conduct the electrostatic loop of the deck motor and the main board, and the spring part is used for providing the elasticity of the abutting part abutting against the deck motor. The electrostatic springs are connected with the core motor in an abutting mode through elastic deformation of the spring portions and the abutting portions, connection is stable and reliable, the possibility that the spring portions and the abutting portions are separated from each other in the using process is reduced, and the electrostatic springs can conduct out static electricity on the core motor.
Drawings
FIG. 1 is a schematic perspective view of a thermal print module according to a preferred embodiment of the present utility model;
FIG. 2 is a perspective view of an electrostatic spring according to a preferred embodiment of the present utility model;
FIG. 3 is a perspective view of an electrostatic spring, a deck motor and a main board in a preferred embodiment of the present utility model;
FIG. 4 is a side view of an electrostatic spring, cartridge motor and main plate in a preferred embodiment of the present utility model;
FIG. 5 is one of the exploded perspective views of the mounting mechanism and housing of the preferred embodiment of the present utility model;
FIG. 6 is a second perspective exploded view of the mounting mechanism and housing of the preferred embodiment of the present utility model;
FIG. 7 is a schematic cross-sectional view of the mounting mechanism and housing in a preferred embodiment of the utility model;
fig. 8 is a perspective view of the spring portion and the sleeve portion in the preferred embodiment of the present utility model.
Detailed Description
The utility model is further described below with reference to the drawings and detailed description.
Certain directional terms used hereinafter to describe the drawings, such as "inner", "outer", "above", "below" and other directional terms, will be understood to have their normal meaning and refer to those directions as they would be when viewing the drawings. Unless otherwise indicated, directional terms described herein are generally in accordance with conventional directions as understood by those skilled in the art.
The terms "first," "second," and the like, as used herein, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another.
Referring to fig. 1-8, a thermal printing module 2 is provided, the thermal printing module 2 is configured to be mounted on a thermal printer, the thermal printing module 2 includes a housing 1, a printing module 2 and a main board 3 disposed in the housing 1, the printing module 2 includes a print head 21, a movement motor 22 and a paper roll 23, the movement motor 22 is configured to drive a glue roller to rotate so as to drive printing paper on the paper roll 23 to correspond to the print head 21, and the main board 3 is configured to control the movement motor 22 and the print head 21 respectively.
The thermal printing module 2 further comprises an electrostatic spring 4, wherein the electrostatic spring 4 is used for conducting the static electricity on the deck motor 22 onto the main board 3, and grounding the static electricity through the main board 3.
The electrostatic spring 4 comprises a spring portion 41 and an abutting portion 42, the abutting portion 42 comprises a supporting section 421 connected with a first end of the spring portion 41, the abutting portion 42 further comprises an abutting section 422 connected with a tail end of the supporting section 421, and a certain included angle is formed between the abutting section 422 and the supporting section 421; the abutting section 422 is used for correspondingly abutting against the deck motor 22 of the thermal printing module 2, and elastic deformation is formed between the abutting section 422 and the supporting section 421 to provide elastic force for the abutting section 422 to abut against the deck motor 22; the second end of the spring portion 41 is connected to the main board 3 of the thermal printing module 2 to conduct the electrostatic circuit between the deck motor 22 and the main board 3, and the spring portion 41 is configured to provide the elastic force of the abutting portion 42 abutting against the deck motor 22.
When the electrostatic spring 4 is in use, the spring portion 41 is compressed to drive the abutting portion 42 to abut against the deck motor 22, elastic deformation is performed between the abutting section 422 and the supporting section 421 to drive the abutting section 422 to abut against the deck motor 22, and the electrostatic spring 4 is respectively connected with the deck motor 22 in an abutting manner through elastic deformation of the spring portion 41 and the abutting portion 42, so that the connection is more stable and reliable, and the possibility that the two parts are separated in the use process is reduced.
In this embodiment, the extending direction of the supporting section 421 and the extending direction of the spring portion 41 are the same, one end of the abutting section 422 is connected to the end of the supporting section 421, the other end of the abutting section extends obliquely outwards, and the included angle between the abutting portion 42 and the supporting portion is an acute angle. The second end of the spring portion 41 is connected to the main board 3, the first end of the spring portion 41 is connected to the supporting section 421, one end of the abutting section 422 is connected to the end of the supporting section 421, and the other end of the abutting section extends obliquely outwards, so that the connection part of the main board 3 and the spring portion 41 and the movement motor 22 may not be on the same vertical line, and installation and debugging of the electrostatic spring 4 are facilitated. That is, the abutting portion 42 is located outside the upper end of the spring portion 41. In this embodiment, the elastic direction of the spring portion 41 is the same as the extending direction of the supporting section 421, which can prevent deformation between the supporting section 421 and the spring portion 41, and increase the service life of the product.
In this embodiment, the housing 1 further comprises a protruding rib 11 for positioning the second end of the spring portion 41. The protruding rib 11 prevents the second end of the spring portion 41 from falling off. The protruding ribs 11 comprise protruding bases 111 and protruding portions 112, the protruding portions 112 are located above the protruding bases 111, the main board 3 comprises a through hole, the protruding portions 112 penetrate through the through hole, the main board 3 correspondingly abuts against the protruding bases 111, and the second ends of the spring portions 41 correspondingly are sleeved on the protruding portions 112.
The thermal printing module 2 further comprises at least one mounting mechanism 5, the mounting mechanism 5 being connected to the housing 1 and being operable to be in a retracted position in which a slider 53 of the mounting mechanism 5 is retracted into the housing 1 to fit into a mounting slot of a thermal printer, and an extended position in which the slider 53 extends out of the housing 1 to be correspondingly embedded into a bezel. In this embodiment, a mounting mechanism 5 is provided on each side of the housing 1.
The mounting mechanism 5 includes a bolt 51, a spring 52, and the slider 53; the housing 1 includes a sliding groove 12 for accommodating the mounting mechanism 5, and the sliding groove 12 includes a guiding inclined surface 121; the spring 52 is abutted between the sliding block 53 and the groove wall of the sliding groove 12 so that the head of the bolt 51 is abutted against the shell 1, and the bolt 51 is in threaded connection with the sliding block 53 so as to drive the sliding block 53 to move along the guide inclined plane 121 to move between the retracted position and the extended position; the spring 52 compresses to accumulate a spring force when changing from the retracted position to the extended position.
In this embodiment, a nut 54 is disposed inside the slider 53, and the bolt 51 passes through the slider 53 and is screwed with the nut 54. The head of the bolt 51 is located at the outer side of the housing 1, the housing 1 is provided with a kidney-shaped hole 6 through which the rod part of the bolt 51 passes, and the head of the bolt 51 is kept in abutting contact with the outer side of the housing 1 under the action of a spring 52.
The casing 1 further comprises a sleeve portion 13 for sleeving the outer side of the spring portion 41 of the electrostatic spring 4, the sleeve portion 13 is provided with a positioning long hole 131 along the axial direction of the sleeve portion 13, the supporting section 421 passes through the positioning long hole 131, the abutting section 422 is located outside the sleeve portion, the spring portion 41 slides in the sleeve portion 13 to prevent the spring portion 41 from bending sideways in the compression and extension process of the electrostatic spring 4, the supporting section 421 slides on the positioning long hole 131 to prevent the electrostatic spring 4 from twisting circumferentially, and the positioning long hole is used for positioning and guiding the first end of the spring portion.
In the installation process, the bolt 51 is rotated by a screwdriver, the bolt 51 rotates to drive the sliding block 53 to move upwards (the sliding block 53 is limited in the sliding groove 12 to move up and down), the sliding block 53 abuts against the guide inclined surface 121 and protrudes outwards, at this time, the bolt 51 translates in the oval hole 6, and the head of the bolt 51 always abuts against the outer side of the shell 1 under the action of the spring 52 until the sliding block 53 is in the extending position.
In the disassembly process, the bolt 51 is reversely rotated by the screwdriver, the bolt 51 rotates to drive the sliding block 53 to move downwards, the sliding block 53 abuts against the guide inclined surface 121 and moves inwards, at the moment, the bolt 51 translates in the kidney-shaped hole 6, and the head of the bolt 51 always keeps abutting against the outer side of the shell 1 under the action of the spring 52 until the sliding block 53 is in the retracted position. When in the retracted position, the spring force of the spring 52 is released and the head of the bolt 51 rotates to clear the housing 1, which may indicate that it has been mounted in place.
The foregoing is only a preferred embodiment of the present utility model, but the design concept of the present utility model is not limited thereto, and any person skilled in the art will be able to make insubstantial modifications of the present utility model within the scope of the present utility model disclosed herein by this concept, which falls within the actions of invading the protection scope of the present utility model.
Claims (10)
1. The electrostatic spring is characterized by comprising a spring part and an abutting part, wherein the abutting part comprises a supporting section connected with the first end of the spring part, the abutting part also comprises an abutting section connected with the tail end of the supporting section, and a certain included angle is formed between the abutting section and the supporting section; the abutting section is used for correspondingly abutting against a core motor of the thermal printing module, and elastic deformation is formed between the abutting section and the supporting section so as to provide elastic force for the abutting section to abut against the core motor; the second end of the spring part is connected to the main board of the thermal printing module to conduct the electrostatic loop of the deck motor and the main board, and the spring part is used for providing the elasticity of the abutting part abutting against the deck motor.
2. An electrostatic spring adapted for use in a thermal printing module as defined in claim 1, wherein: the extension direction of the support section and the spring part is the same, one end of the abutting section is connected with the tail end of the support section, the other end of the abutting section extends outwards in an inclined mode, and an included angle between the abutting section and the support section is an acute angle.
3. An electrostatic spring adapted for use in a thermal printing module as defined in claim 2, wherein: the abutting portion is located outside the upper end of the spring portion.
4. An electrostatic spring adapted for use in a thermal printing module as defined in claim 2, wherein: the elastic direction of the spring part is the same as the extending direction of the supporting section.
5. A thermal printing module comprising a main board and a deck motor for driving a printing paper to be output, the main board for controlling the deck motor, further comprising an electrostatic spring according to any one of claims 1-4, adapted for use in a thermal printing module.
6. A thermal printing module as defined in claim 5, wherein: the device further comprises a shell for accommodating the main board, the deck motor and the electrostatic spring, and the shell further comprises a protruding rib for positioning the second end of the spring part.
7. A thermal printing module as defined in claim 5, wherein: the shell is used for accommodating the main board, the movement motor and the electrostatic spring; the thermal printing module further includes at least one mounting mechanism coupled to the housing and operable to be in a retracted position in which a slider of the mounting mechanism is retracted into the housing to fit into a mounting slot of a thermal printer and an extended position in which the slider extends out of the housing to be correspondingly embedded into a bezel.
8. A thermal printing module as defined in claim 7, wherein: the mounting mechanism comprises a bolt, a spring and the sliding block; the shell comprises a sliding groove for accommodating the mounting mechanism, and a guide inclined plane is arranged in the sliding groove; the spring is abutted between the sliding block and the groove wall of the sliding groove so that the head of the bolt is abutted against the shell, and the bolt is in threaded connection with the sliding block so as to drive the sliding block to move along the guide inclined plane to move between the retracted position and the extended position; the spring compresses to accumulate a spring force when transitioning from the retracted position to the extended position.
9. A thermal printing module as defined in claim 8, wherein: when in the retracted position, the spring force of the spring is released and the head of the bolt rotates to leave the housing.
10. A thermal printing module as defined in claim 5, wherein: the device also comprises a shell for accommodating the main board, the deck motor and the electrostatic spring, and the shell also comprises a positioning long hole for positioning and guiding the first end of the spring part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223016435.4U CN219395110U (en) | 2022-11-10 | 2022-11-10 | Electrostatic spring suitable for thermal printing module and thermal printing module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223016435.4U CN219395110U (en) | 2022-11-10 | 2022-11-10 | Electrostatic spring suitable for thermal printing module and thermal printing module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219395110U true CN219395110U (en) | 2023-07-21 |
Family
ID=87186577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223016435.4U Active CN219395110U (en) | 2022-11-10 | 2022-11-10 | Electrostatic spring suitable for thermal printing module and thermal printing module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219395110U (en) |
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2022
- 2022-11-10 CN CN202223016435.4U patent/CN219395110U/en active Active
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