A kind of thermal head fixed plate readily removable mounting mechanism of printer
Technical field
This utility model is related to a kind of printer organization, more particularly to a kind of readily removable installation of thermal head fixed plate of printer
Structure.
Background technology
Printing amount is big in actual use for printer, causes the thermal head piece caloric value of printer big, has a strong impact on temperature-sensitive
The service life of head piece, and then cause thermal head piece frequently need to change;And existing thermal head fixed plate and printer cover plate
Or top cover is fixedly connected by way of snap fit by axle, client is very loaded down with trivial details when thermal head piece is changed, and is unfavorable for terminal
The quick self-changeable of client.
The content of the invention
The technical problems to be solved in the utility model, is the readily removable installation of thermal head fixed plate for providing a kind of printer
Structure, including thermal head piece, fixed plate snap fit, head plate base, printer housing is provided with the first cover plate snap fit and the second cover plate snap fit,
The thermal head piece is arranged on head plate base, and the head plate base is provided with a fixed plate snap fit, described fixed plate snap fit one end
It is detachably arranged in the first cover plate snap fit, the other end is detachably arranged in the second cover plate snap fit, described
Head plate base both sides vertically extend the first fixed plate and the second fixed plate, and first fixed plate is provided with the first locating dowel, institute
If the second fixed plate is provided with the second locating dowel, the printer housing is respectively equipped with the first draw-in groove and the second draw-in groove, described first
Locating dowel is connected with the first draw-in groove, and the second locating dowel is connected with the second draw-in groove.
Further, groove is provided with the housing, and the head plate base is provided with male member.
Further, the groove has 3, and the male member has 3.
Further, spring is additionally provided with the housing, and the spring one end connects male member, other end connecting groove.
Further, the spring has 3.
This utility model is provided with thermal head piece, fixed plate snap fit, head plate base, the head chip base in print enclosure body
Plate is provided with fixed snap fit, and printer housing is provided with cover plate snap fit, and fixed snap fit is detachably connected with cover plate snap fit, meanwhile, it is described
Head plate base is provided with fixed plate, and the fixed plate is provided with locating dowel, and printer housing is provided with draw-in groove, and locating dowel is connected with draw-in groove
Connect, whole machine movement need not be dismantled, using the simple collocation of fixed snap fit and cover plate snap fit, while locating dowel is connected with draw-in groove,
Reach the purpose of fast assembling-disassembling maintenance.
Description of the drawings
In conjunction with the embodiments this utility model is further described with reference to the accompanying drawings.
Fig. 1 be the overall structure diagram of the readily removable mounting mechanism of thermal head fixed plate of this utility model most preferred embodiment (no
Containing upper lid);
Fig. 2 is the structural representation of printer housing of the present utility model;
Fig. 3 is the structural representation that thermal head of the present utility model fixes board component;
In figure:
1st, housing, 2, spring, 3, thermal head piece, 4, head plate base, the 11, first cover plate snap fit, the 12, second cover plate snap fit,
13rd, the second draw-in groove, the 14, first draw-in groove, 15, groove, the 41, first fixed plate, the 42, second fixed plate, 43, fixed plate snap fit,
411st, the first locating dowel, the 421, second locating dowel.
Specific embodiment
Fig. 1, Fig. 2 is referred to, Fig. 3 is that a kind of thermal head of the printer as most preferred embodiment of the present utility model is fixed
The readily removable mounting mechanism of plate, including thermal head piece 3, fixed plate snap fit 43, head plate base 4, printer housing 1 is provided with the first cover plate snap fit
11 and the first cover plate snap fit 12, the thermal head piece 3 is arranged on head plate base 4, and the head plate base 4 is provided with a fixing board card
43 are hooked, described 43 one end of fixed plate snap fit is detachably arranged in the first cover plate snap fit 11, and the other end is removably pacified
It is mounted in the first cover plate snap fit 12,4 both sides of head plate base vertically extend the first fixed plate 41 and the second fixed plate
42, first fixed plate 41 is provided with the first locating dowel 411, and set second fixed plate 42 is provided with the second locating dowel 421, described to beat
Print casing body 1 is respectively equipped with the first draw-in groove 14 and the second draw-in groove 13, and first locating dowel 411 is connected with the first draw-in groove 14, the
Two locating dowels 421 are connected with the second draw-in groove 13.
In the present embodiment, 3 grooves 15 and 3 springs 2 are provided with printer housing 1, the head plate base 4 is provided with 3
Individual male member, 2 one end of the spring are connected with groove 15, and the other end is connected with male member.
In sum, this utility model is provided with thermal head piece, fixed plate snap fit, head plate base in print enclosure body,
The head plate base is provided with fixed snap fit, and printer housing is provided with cover plate snap fit, and fixed snap fit is detachably connected with cover plate snap fit,
Meanwhile, the head plate base is provided with fixed plate, and the fixed plate is provided with locating dowel, and printer housing is provided with draw-in groove, locating dowel
It is connected with draw-in groove, whole machine movement need not be dismantled, using the simple collocation of fixed snap fit and cover plate snap fit, while locating dowel and card
Groove is connected, and reaches the purpose of fast assembling-disassembling maintenance.
This utility model is exemplarily described above in conjunction with accompanying drawing, it is clear that this utility model is implemented not to be received
The restriction of aforesaid way, as long as employ changing for the various unsubstantialities that method design of the present utility model and technical scheme are carried out
Enter, or it is not improved by it is of the present utility model design and technical scheme directly apply to other occasions, in this utility model
Protection domain within.