CN106864040B - Ink-jet printer chip and ink-jet printer - Google Patents

Abstract

The present invention provides a kind of ink-jet printer chip and ink-jet printers, ink-jet printer includes at least hollow-out parts with chip, memory, two installation detection terminals and the power supply terminal being connected with the memory, the installation for being formed to make electrical contact with printer contact pilotage on the installation detection terminal detects contact site, the electrical power contacts portion mutually made electrical contact with printer contact pilotage is formed on the power supply terminal, the power supply terminal is arranged on the end face of the hollow-out parts, and the installation detection contact site is arranged at the both sides of the hollow-out parts, the installation direction of printer is installed to along the chip, the distance of the installation detection contact site and the chip front end is less than the distance in the electrical power contacts portion and the chip front end.Ink-jet printer chip and ink-jet printer provided by the invention, overcome defect in the prior art, and the reliability that chip uses has been effectively ensured.

Description

Ink-jet printer chip and ink-jet printer

Technical field

The present invention relates to inkjet printing technology fields, and in particular to a kind of ink-jet printer chip and ink-jet printer.

Background technology

During ink-jet printer chip and print cartridge have very much, ink-jet printer chip is used to store factory's information, ink The information such as water amount information, print cartridge classification information, ink color, ink-jet printer chip is for the normal work of ink-jet printer Play decisive role.

Wherein, the Chinese patent of No. 201110375124.4 discloses a kind of circuit substrate, and refer to the attached drawing 1 is understood, should Circuit substrate includes substrate (chip) 200, and substrate 200 is equipped with base-plate terminal 210-290, and 210-290 points of base-plate terminal For two rows arrange, each terminal have respective contact site cp, contact site cp be and contact mechanism (contact pilotage) (not shown) The position being in contact.

However, during inventor implements the technical program, problems with exists in the prior art：

Miniaturization printer is increasingly favored be subject to company and family at present, so that chip size is less and less Type, the size of each terminal is less and less, and printer stylus holder and contact pilotage are susceptible to pine in use for some time Dynamic, the contact position between chip may in this case hold compared to normal contact position there are some deviations Easily there is power supply terminal on chip to have connected between contact pilotage corresponding on printer, but installation detection terminal but without Method establishes normal connection and causes the printer None- identified chip or chip, the situation of printer damage；

It further, since the print cartridge in printer is easily-consumed products, needs replacing after use, substrate is located on print cartridge, printing There is the contact pilotage that be electrically connected with substrate in machine, in print cartridge installation process, contact pilotage will with the mutual friction of substrate phase up to being installed in place, As shown in Figure 1, the frictional distance of first row contact pilotage and substrate is t1, and the frictional distance of second row contact pilotage and substrate is t2, After printer uses a period of time, after repeatedly replacing the dismounting for the print cartridge used up, it can cause the ridge shape of contact pilotage is top to connect The abrasion of contact portion can cause loose contact；The particularly corresponding contact pilotage of power supply terminal, if the corresponding contact pilotage mill of power supply terminal Damage, can cause substrate power supply instability, influence the electrical transmission between substrate and contact pilotage.

The content of the invention

The present invention provides a kind of ink-jet printer chip and ink-jet printers, can effectively overcome and deposit in the prior art Chip on power supply terminal connected between contact pilotage corresponding on printer, but detection terminal is installed and but can not It establishes normal connection and causes the printer None- identified chip or chip, the situation of printer damage, while can solve The technical issues of contact pilotage is worn.

An aspect of of the present present invention is to provide for a kind of ink-jet printer chip, including at least hollow-out parts, memory, two A installation detection terminal and the power supply terminal being connected with the memory, described install are formed on detection terminal for beating The installation of print machine contact pilotage electrical contact detects contact site, and the electricity mutually made electrical contact with printer contact pilotage is formed on the power supply terminal Source contact site, the hollow-out parts formed below of the power supply terminal, the electrical power contacts portion are arranged on the end face of the hollow-out parts, And the installation detection contact site is arranged at the both sides of the hollow-out parts, and the installation side of printer is installed to along the chip To, the distance of installation detection contact site and the chip front end be less than the electrical power contacts portion and the chip front end away from From.

Ink-jet printer chip as described above is installed to the installation direction of printer, the power supply along the chip Contact site is arranged on the rear end face of the hollow-out parts.

Ink-jet printer chip as described above is installed to the installation direction of printer, the installation along the chip It detects contact site and the distance of the chip front end is less than the power supply terminal and the distance of the chip front end.

Ink-jet printer chip as described above is installed to the installation direction of printer, the installation along the chip Detection terminal and the distance of the chip front end are less than the power supply terminal and the distance of the chip front end.

Ink-jet printer chip as described above, further includes：The ground terminal and data being connected with the memory Terminal forms the ground connection contact site made electrical contact with printer contact pilotage on the ground terminal, is formed in the data terminal For the data exposure portion made electrical contact with printer contact pilotage, the installation direction of printer, the ground connection are installed to along the chip At least one in terminal and data terminal is arranged on the rear end face of the hollow-out parts.

Ink-jet printer chip as described above is arranged at described below the ground terminal and data terminal During the rear end face of hollow-out parts, be installed to the installation direction of printer along the chip, the electrical power contacts portion, ground connection contact site with And data exposure portion region is located at the rear end that described two installations detect contact site region.

Ink-jet printer chip as described above is installed to the installation direction of printer, the power supply along the chip Terminal, ground terminal and data terminal region are located at the rear end of described two installation detection terminal regions.

Ink-jet printer chip as described above, further includes at least one control terminal being connected with the memory Son, each control terminal are respectively formed on the control contact site being useful for the electrical contact of printer contact pilotage, it is each control contact site with The distance of the chip front end is all higher than the distance in the electrical power contacts portion and the chip front end.

Ink-jet printer chip as described above is additionally provided with positioned at described two installation detection terminals on the chip Between the first short-circuit detecting terminal and the second short-circuit detecting terminal, the power supply terminal and at least one control terminal are set It is placed between the first short-circuit detecting terminal and the second short-circuit detecting terminal.

Ink-jet printer chip as described above, each terminal contact portion is by the chip front end to rear end on the chip Spread configuration connects contact site at least three rows, and each terminal contact portion that at least three rows are connected in contact site is installed along chip It is staggered on to the installation direction of printer.

Ink-jet printer chip as described above, at least three rows in assembly direction on from front end side to rear end side before Two rows are followed successively by the first row, the second row, and in the first row, the electrical power contacts portion is located at second for the installation detection contact site Row.

Ink-jet printer chip as described above is formed towards the concave positioning of the chip internal on the chip Portion, the positioning region are located at the rear end both sides of the multiple control terminal.

Ink-jet printer chip as described above, the hollow-out parts are to be formed at the enclosed construction of the chip internal； Alternatively, the hollow-out parts are to be formed at the hatch frame of the chip lower end.

Another aspect of the present invention is for a kind of ink-jet printer, including above-mentioned ink-jet printer chip.

A kind of ink-jet printer chip and ink-jet printer provided by the invention, by the way that the installation in the first row is detected The distance of contact site and the chip front end is less than the distance in the electrical power contacts portion being located in the second row and the chip front end, i.e., So that electrical power contacts portion is located at the upper end that two installations detect contact site, effectively avoid on chip in the prior art Power supply terminal has been connected between contact pilotage corresponding on printer, but normal connection can not but be established by installing detection terminal And cause the printer None- identified chip or chip, the situation of printer damage, it ensure that chip uses reliable and stable Property；In addition, by the hollow-out parts of setting, the contacting travel of contact pilotage and chip is efficiently reduced, reduces the abrasion feelings of contact pilotage Condition avoids the loose contact because contact pilotage abrasion is brought, influences the problem of electrical transmission of chip and printer, improves the chip The reliability used is conducive to the popularization and application in market.

Description of the drawings

Fig. 1 is the structure diagram of ink-jet printer chip of the prior art；

Fig. 2 is the structure diagram of the ink-jet printer chip given by one embodiment of the invention；

Fig. 3 is the rearview of the ink-jet printer chip given by Fig. 2；

Fig. 4 is the dimensional structure diagram of the ink-jet printer chip given by Fig. 2；

Fig. 5 is the installation process principle schematic of the ink-jet printer chip given by Fig. 2；

Fig. 6 is the structure diagram of the ink-jet printer chip given by further embodiment of this invention；

Fig. 7 is the structure diagram one of the ink-jet printer chip given by another embodiment of the present invention；

Fig. 8 is the structure diagram two of the ink-jet printer chip given by another embodiment of the present invention；

Fig. 9 is the structure diagram of the ink-jet printer chip given by yet another embodiment of the invention；

Figure 10 is the structure diagram of the ink-jet printer chip given by a further embodiment of the present invention；

Figure 11 is the structure diagram of the ink-jet printer chip given by further embodiment of this invention；

Figure 12 is the rearview of the ink-jet printer chip given by Figure 11；

Figure 13 is the structure diagram of the ink-jet printer chip given by another embodiment of the present invention；

Figure 14 is the structure diagram of the ink-jet printer chip given by yet another embodiment of the invention；

Figure 15 is the structure diagram one of the print cartridge given by the embodiment of the present invention；

Figure 16 is the structure diagram two of the print cartridge given by the embodiment of the present invention；

Figure 17 is the dimensional structure diagram of the print cartridge given by the embodiment of the present invention；

Figure 18 is the structure diagram of the print cartridge mounting portion given by the embodiment of the present invention；

Figure 19 is the structure diagram of the first contact pilotage given by the embodiment of the present invention；

Figure 20 is the Split connection structure schematic diagram of the ink-jet printer chip and contact pilotage given by the embodiment of the present invention；

Figure 21 is the attachment structure schematic diagram of the ink-jet printer chip and contact pilotage given by the embodiment of the present invention.

In figure：

200th, substrate (chip)；210-290, base-plate terminal；

cp：Contact site；11st, chip；

111st, the first series terminal；112nd, reseting terminal；

113rd, clock terminal；114th, the second series terminal；

115th, the first installation detection terminal；116th, power supply terminal；

117th, ground terminal；118th, data terminal；

119th, the second installation detection terminal；111c, the first series connection contact site；

112c, contact site is resetted；113c, clock contact site；

114c, the second series connection contact site；115c, the first installation detection contact site；

116c, electrical power contacts portion；117c, ground connection contact site；

118c, data exposure portion；119c, the second installation detection contact site；

121st, the first short-circuit detecting terminal；122nd, the second short-circuit detecting terminal；

131st, the first positioning region；132nd, the second positioning region；

133rd, hollow-out parts；133a, side end face；

133b, rear end face；133c, front end face；

134th, the first angle of chamfer；135th, the second angle of chamfer；

136th, the 3rd angle of chamfer；137th, the 4th angle of chamfer；

141st, memory；142nd, appliance component；

20th, print cartridge；20a, the first face；

20b, the second face；20c, the 3rd face；

20d, fourth face；21st, ink outlet port；

22nd, housing；23rd, handle；

231st, the first screens；24th, chip set；

25th, the second screens；30th, print cartridge mounting portion；

31st, ink supply needle；32nd, contact pilotage；

32a, the first contact pilotage；32f, the 6th contact pilotage；

321st, the first contact head；321a, ramp；

321b, top tip part；322nd, the second contact head；

323rd, connecting portion；33rd, print head.

Specific embodiment

To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached in the embodiment of the present invention Figure, is clearly and completely described the technical solution in the embodiment of the present invention, it is clear that described embodiment is the present invention Part of the embodiment, instead of all the embodiments.The embodiment of the present invention is given, those of ordinary skill in the art are not doing Go out all other embodiments obtained on the premise of creative work, belong to the scope of protection of the invention.

With reference to the accompanying drawings and examples, the specific embodiment of the present invention is described in further detail.Following instance For illustrating the present invention, but it is not limited to the scope of the present invention.

Fig. 2 is the structure diagram of given ink-jet printer chip；Fig. 3 is the ink-jet printer given by Fig. 2 With the rearview of chip；Fig. 4 is the dimensional structure diagram of the ink-jet printer chip given by Fig. 2；Fig. 5 is given by Fig. 2 The installation process principle schematic of the ink-jet printer chip gone out；Refer to the attached drawing 2-5 understands that the present invention provides a kind of ink-jets Printer chip is connected including at least 141, two hollow-out parts 133, memory installation detection terminals and with memory 141 The power supply terminal 116 connect installs the installation for forming to make electrical contact on detection terminal with printer contact pilotage 32 and detects contact site, electricity The electrical power contacts portion 116c made electrical contact with 32 phase of printer contact pilotage is formed on source terminal 116, electrical power contacts portion 116c is set In on the end face of hollow-out parts 133, and the both sides that detection contact site is arranged at hollow-out parts 133 are installed, are installed to and beat along chip 11 On the installation direction of print machine, before the distance for detecting contact site and 11 front end of chip is installed less than electrical power contacts portion 116c and chip 11 The distance at end；Wherein, the front end of chip 11 described in the technical program refer to during correct chip 11 Chip 11 is in the front end side of installation direction.

First, hollow-out parts 133 at least have side end face 133a and rear end face 133b, and the end face structure specifically included is with engraving The shape and structure in empty portion 133 is related, and those skilled in the art can be configured according to specific design requirement, in the present embodiment In, side end face 133a and rear end face 133b are referred to as to the end faces of hollow-out parts 133；And it is arranged on and engraves for electrical power contacts portion 116c End face in empty portion 133 does not limit, and those skilled in the art can be configured according to specific design requirement, can such as incite somebody to action Electrical power contacts portion 116c is arranged on the side end face 133a of hollow-out parts 133 or electrical power contacts portion 116c is arranged at hollow-out parts On 133 rear end face 133b, wherein, more preferably, the installation direction of printer is installed to along chip 11, by electrical power contacts portion 116c is arranged on the rear end face 133b of hollow-out parts 133 so that it is convenient to which electrical power contacts portion 116c can with the progress of corresponding contact pilotage By contact, and then it ensure that the reliability that chip 11 works.

Secondly, do not limited for the concrete shape structure of chip 11, those skilled in the art can be according to specifically setting Meter demand is configured, and chip 11 can be such as arranged to rectangular configuration, corner cut rectangular configuration, round rectangle structure；This Outside, the position set for memory 141 does not limit, as that can be arranged at memory 141 on chip 11 close to rear end Memory 141 can also be arranged at the one side that proximal end is leaned on chip 11 by one side, can also set memory 141 In the middle part of chip 11, those skilled in the art can be configured according to specific design requirement, and details are not described herein；This Outside, do not limited for the number and line number of the connection terminal at least two row connection terminals, those skilled in the art can be with It is configured according to specific design requirement, such as the number of connection terminal can be arranged to 5,7,9, and For the line number of setting, two rows, three rows, four rows etc. are could be provided as, as long as enabling to connection terminal arrangement can Achieve the effect that be expected, details are not described herein.

Again, do not limited for the concrete shape structure of installation detection terminal and power supply terminal 116, people in the art Member can be configured according to specific design requirement, such as can installation detection terminal be arranged to rectangle, square or fillet Power supply terminal 116 is arranged to rectangle, square or round rectangle structure etc., as long as enabling to electricity by rectangle etc. Source contact site 116c and two installation detection contacts site are upper in not going together, and details are not described herein.

It should be noted that so that installing the relative position between detection terminal and power supply terminal 116 in the technical program At least there are two kinds of situations, including：

A kind of situation is：The rear ends of two installation detection terminals are arranged at the lower section of 116 front end of power supply terminal, and positioned at the The distance of installation detection contact site 115c, 119c and 11 front end of chip in a line L1 are less than the power supply being located in the second row L2 and connect Contact portion 116c and the distance of 11 front end of chip, concrete structure can be found in attached drawing 2；

Another situation is：The rear end of two installation detection terminals is arranged at the top of 116 rear end of power supply terminal, and two The front end of installation detection terminal is arranged at the lower section of 116 front end of power supply terminal, and the installation detection contact site in the first row It is less than the electrical power contacts portion 116c being located in the second row and the distance of 11 front end of chip with the distance of 11 front end of chip, i.e., so that two A installation detection terminal has the part extended backward (on installation direction P), extends to and more leans on into after chip 11 On end position, but its contact site position will not change；Of course, other connection terminals on chip 11 can also be with identical Direction is extended, and is extended to and is more leaned on the position of 11 front end of chip, but its contact site position will not change；And It is also possible that the connection terminal in the first row of the front end side of installation direction P leaves the design space of bigger, and can incite somebody to action It is wider that the other terminals of ratio of detection terminal design are installed, even if so as to which deviation occurs for 32 position of contact pilotage on printer, it will not There is the situation of detection error, effectively avoid the occurrence of the situation of installation nonrecognition, concrete structure can be found in given by attached drawing 13 Ink-jet printer chip structure diagram；Wherein, more preferably, by power supply terminal 116 with installation detection terminal with And the positional distance between installation detection contact site is arranged to, and is installed on the installation direction of printer, is installed along chip 11 It detects contact site and the distance of 11 front end of chip is less than power supply terminal 116 and the distance of 11 front end of chip；And pacify along chip 11 It is attached on the installation direction of printer, installation detection terminal and the distance of 11 front end of chip are less than the power supply terminal 11 and chip The distance of front end；Of course, those skilled in the art can also use other set-up modes, as long as enabling to the first row L1 In the distance of installation detection contact site and 11 front end of chip be less than the electrical power contacts portion 116c and chip being located in the second row L2 The distance of 11 front ends, details are not described herein.

In addition, it is not limited for the concrete shape structure of installation detection contact site and electrical power contacts portion 116c, this field Technical staff can be configured according to specific design requirement, such as can installation detection contact site be arranged to rectangle, pros Either electrical power contacts portion 116c is arranged to rectangle, square or circular configuration etc. to shape by circular configuration, as long as enabling to The distance of installation detection contact site and 11 front end of chip, which is less than, is located at electrical power contacts portion 116c and the distance of 11 front end of chip, Details are not described herein.

Also, the concrete shape structure in the technical program for hollow-out parts 133 does not limit, and those skilled in the art can To be configured according to specific design requirement, hollow-out parts 133 such as can be arranged to be formed to the closing knot inside chip 11 Structure, concrete structure can be found in the structure diagram of the chip 11 given by attached drawing 9 so that whole hollow-out parts 133 are in " mouth " font Structure, corresponding, hollow-out parts 133 have side end face 133a, rear end face 133b and front end face 133c；Alternatively, by hollow-out parts 133 It is arranged to be formed at the hatch frame of 11 lower end of chip, corresponding, hollow-out parts 133 have side end face 133a and rear end face 133b, the structure diagram of chip 11 as those given in figure 2；Of course, those skilled in the art can also use other structures Hollow-out parts 133, as long as hollow-out parts 133 is enabled to be arranged at the lower section of power supply terminal 116, and cause electrical power contacts portion 116c is arranged on the rear end face 133b of hollow-out parts 133, and details are not described herein.

When chip 11 is installed on a printer, printer contact pilotage 32 can be a pair of with the connection terminal one on chip 11 Should, such as it is specifically：First contact pilotage 32a corresponds to the first series terminal 111, and the second contact pilotage 32b (not shown)s, which correspond to, to be resetted Terminal 112, the 3rd contact pilotage 32c (not shown)s correspond to clock terminal 113, and the 4th contact pilotage 32d (not shown)s correspond to the Two series terminals 114, the 5th contact pilotage 32e (not shown)s correspond to the first installation detection terminal 115, and the 6th contact pilotage 32f is corresponded to Power supply terminal 116, the 7th contact pilotage 32g (not shown)s correspond to ground terminal 117, the 8th contact pilotage 32h (not shown)s pair Data terminal 118 is answered, the 9th contact pilotage 32i (not shown)s correspond to the second installation detection terminal 119, of course, specific touch Pin 32 is numbered and position those skilled in the art can be configured according to specific design requirement, as long as enabling to print Contact pilotage 32 on machine is corresponded with the connection terminal on chip 11.

In addition, the frictional distance on chip 11 includes the contact pilotage 32 and chip for being in contact with installation detection contact site The frictional distance of the contact pilotage 32 that 11 frictional distance and power supply terminal 116 is in contact and chip 11, wherein, due to hollow-out parts 133 setting so that the frictional distance of the contact pilotage 32 being in contact with power supply terminal 116 and chip 11 is almost 0, and the prior art In the distance of power supply terminal 260 and 200 front end of substrate be far longer than frictional distance in the technical program, specifically, existing Power supply terminal 260 in technology sets the first row on substrate 200, and the distance of first row and 200 front end of substrate is t1, because This, power supply terminal 260 and the frictional distance of 200 front end of substrate are also t1, and t1 is far longer than in the technical program and power supply terminal 116 frictional distance 0；Therefore, by the hollow-out parts 133 of setting, efficiently reduce what is be in contact with power supply terminal 116 The contacting travel of contact pilotage 32 and chip 11 reduces the abrasion condition of contact pilotage 32, avoids because contact pilotage 32 wears the contact brought The problem of electrical transmission that is bad, influencing chip 11 and printer, improve the reliability that the chip 11 uses.

In addition, chip 11 provided in this embodiment, by the way that the installation in the first row is detected contact site and 11 front end of chip Distance be less than the distance of the electrical power contacts portion 116c and 11 front end of chip that are located in the second row, i.e., so that electrical power contacts portion 116c Positioned at the upper end of two installation detection contact sites, power supply terminal 116 on chip 11 in the prior art is effectively avoided It has been connected between contact pilotage 32 corresponding on printer, but normal connection can not but be established and cause by installing detection terminal The printer None- identified chip 11 or chip 11, the situation of printer damage, ensure that chip 11 uses reliable and stable Property, be conducive to the popularization and application in market.

On the basis of above-described embodiment, understand, further include with continued reference to attached drawing 2-5：It is connect with what memory 141 was connected Ground terminal 117 and data terminal 118 form the ground connection contact site made electrical contact with printer contact pilotage 32 on ground terminal 117 117c forms the data exposure portion 118c made electrical contact with printer contact pilotage 32,117 He of ground terminal in data terminal 118 At least one hollow-out parts formed below 133 in data terminal 118, and the hollow-out parts 133 are with being located at 116 lower section of power supply terminal Hollow-out parts 133 connect, at least one rear end for being arranged on hollow-out parts 133 of ground connection contact site 117c and data exposure portion 118c On the 133b of face.

Wherein, do not limited for the concrete shape structure of ground terminal 117 and data terminal 118, people in the art Member can be configured according to specific design requirement, and ground terminal 117 can be such as arranged to rectangle, square, fillet square Shape or other shapes structure etc., by data terminal 118 be arranged to for rectangle, square, round rectangle or other Shape and structure etc.；And for being located at the ground connection contact site 117c on ground terminal 117 and the data in data terminal 118 The concrete shape structure of contact site 118c does not limit, and those skilled in the art can be set according to specific design requirement It puts, such as above-mentioned contact site can be arranged to rectangle, circle, ellipse or other shapes, as long as enabling to be grounded At least one rear end face 133b for being arranged on hollow-out parts 133 of contact site 117c and data contact site 118c.

Specifically, include three kinds of service conditions for the structure described in above-mentioned technical proposal, including：

The first situation：Ground terminal 117 is arranged on the rear end face 133b of hollow-out parts 133, and data terminal 118 does not have Have and be connected with hollow-out parts 133, concrete structure can be found in the structure diagram of the ink-jet printer chip given by attached drawing 6, i.e., Ground terminal 117 and power supply terminal 116 are juxtaposed on the rear end face 133b of hollow-out parts 133, and be grounded contact site 117c and Electrical power contacts portion 116c may be contained on the rear end face 133b of hollow-out parts 133, and not done for the specific location of data terminal 118 It limits, data terminal 118 can be arranged at parallel with the installation detection terminal in the first row L1；Of course, it can also set Other positions, specific installation position are placed in, those skilled in the art can be configured according to specific design requirement, This is repeated no more；

The second situation：Data terminal 118 is arranged on the rear end face 133b of hollow-out parts 133；That is data terminal 118 and electricity Source terminal 116 is juxtaposed on the rear end face 133b of hollow-out parts 133, and data exposure portion 118c and electrical power contacts portion 116c are equal The rear end face 133b of hollow-out parts 133 is arranged at, and is not limited for the specific location of ground terminal 117, it can be by ground terminal Son 117 is arranged at parallel with the installation detection terminal in the first row L1；Of course, other positions can also be arranged at, have The installation position of body, those skilled in the art can be configured according to specific design requirement, and details are not described herein；

The third situation：Ground terminal 117 and data terminal 118 are arranged on the rear end face 133b of hollow-out parts 133, this When, electrical power contacts portion 116c, ground connection contact site 117c and data exposure portion 118c regions are located at two installation detections and connect The rear end of contact portion region, and it is installed to along the chip 11 installation direction of printer, power supply terminal 116, ground terminal Son 117 and 118 region of data terminal are located at the rear end of described two installation detection terminal regions；Concrete structure can Referring to the structure diagram of the ink-jet printer chip given by attached drawing 7-8；That is power supply terminal 116,117 sum number of ground terminal Be juxtaposed on the rear end face 133b of hollow-out parts 133 according to terminal 118, and can with positioned at 116 rear end of power supply terminal its His connection terminal region forms first area Q1, two installation detection terminal regions composition second area Q2, first Region Q1 and second area Q2 are non-intersect, and electrical power contacts portion 116c, ground connection contact site 117c and data contact site 118c are all provided with It is placed on the rear end face 133b of hollow-out parts 133, in order to which contact pilotage 32 facilitates contact.

Pass through at least one rear end face 133b for being arranged on hollow-out parts 133 in data terminal 118 and ground terminal 117 On, the area of hollow-out parts 133 is effectively increased, and then the contacting travel of contact pilotage 32 and chip 11 is more efficiently reduced, Reduce the abrasion condition of contact pilotage 32, avoid because contact pilotage 32 wears the loose contact brought, influence chip 11 and printer The problem of electrical transmission, further improves the reliability that the chip 11 uses, and effectively extends contact pilotage 32 and chip 11 Service life, be conducive to the popularization and application in market.

On the basis of above-described embodiment, with continued reference to attached drawing 2-5 understand, further include be connected with memory 141 to A few control terminal, each control terminal are respectively formed on the control contact site for being useful for making electrical contact with printer contact pilotage 32, often The distance of a control contact site and 11 front end of chip is all higher than the distance of electrical power contacts portion 116c and 11 front end of chip.

Wherein, the specific number at least one control terminal and including specific terminal do not limit, ability Field technique personnel can be configured according to specific design requirement, can such as be arranged to the number of at least one control terminal One, it may be set to be two, and two control terminals can be specially reseting terminal and clock terminal or will at least one The number of a control terminal is arranged to three, and three control terminals can be specially reseting terminal, clock terminal and series connection end The number of at least one control terminal can also be arranged to four by son, and specific four control terminals can include multiple Position terminal, clock terminal, the first series terminal and second series terminal etc., of course, those skilled in the art can also adopt With other setting forms, as long as each control contact site and the distance of 11 front end of chip is enabled to be more than electrical power contacts portion 116c and the distance of 11 front end of chip, details are not described herein.

For above-described embodiment, in order to be better understood upon the technical program, enumerate specific design conditions and come It illustrates.

Situation 1：Refer to the attached drawing 6 is understood, at least one control terminal in the technical program is arranged to include reset terminal Son 112 and clock terminal 113 is respectively provided on reseting terminal 112 and clock terminal 113 and is made electrical contact with printer contact pilotage 32 Reset contact site 112c and clock contact site 113c；Reset contact site 112c and clock contact site 113c and 11 front end of chip Distance is more than electrical power contacts portion 116c and the distance of 11 front end of chip.

Wherein, do not limited for the concrete shape structure of reseting terminal 112 and clock terminal 113, people in the art Member can be configured according to specific design requirement, and reseting terminal 112 can be such as arranged to rectangle, square, fillet square Shape or corner cut rectangle etc.；Clock terminal 113 is arranged to rectangle, square, round rectangle or corner cut rectangle etc.；And And the concrete shape structure for resetting contact site 112c and clock contact site 113c does not limit, those skilled in the art can be with It is configured according to specific design requirement, can will such as reset contact site 112c and be arranged to rectangle, square, circle or ellipse Clock contact site 113c is also configured as rectangle, square, circle or ellipse etc., specific shape knot by circle etc. Structure those skilled in the art can be configured according to specific design requirement, if enable to reset contact site 112c and when Clock contact site 113c and the distance of 11 front end of chip are more than electrical power contacts portion 116c and the distance of 11 front end of chip, herein not It repeats again.

By the clock terminal 113 of setting and reseting terminal 112, effectively the working condition of chip 11 can be controlled System and adjustment, and contact site 112c and clock contact site 113c will be resetted with the distance of 11 front end of chip more than electrical power contacts portion 116c and the distance of 11 front end of chip so that the connection terminal being arranged on chip 11 is evenly distributed, convenient for contact pilotage 32 and chip The reliability that each connection terminal on 11 is contacted, and then ensure that the practicability of chip 11.

Situation 2：Fig. 7 is the structure diagram one of given ink-jet printer chip；Fig. 8 beats for given ink-jet The structure diagram two of print machine chip；On the basis of above-described embodiment, refer to the attached drawing 7-8 is understood, will be in the technical program At least one control terminal be arranged to include reseting terminal 112, clock terminal 113 and with reseting terminal 112 and clock end The first series terminal 111 and the second series terminal 114 that sub 113 phases are set up in parallel, the first series terminal 111 and the second series connection end Son 114 on be respectively provided with printer contact pilotage 32 make electrical contact with first connect contact site 111c and second connect contact site 114c, first series connection contact site 111c and second series connection contact site 114c with reset contact site 112c and clock contact site 113c away from The distance of 11 front end of off-chip piece is identical.

In specific installation, power supply terminal 116, ground terminal 117, data terminal 118 on installation direction P, which are located at, to be engraved On the rear end face in empty portion 133；So that on installation direction P, reseting terminal 112, clock terminal 113, the first series terminal 111 and second series terminal 114 (or reset contact site 112c, clock contact site 113c, the first series connection contact site 111c and second Series connection contact site 114c) be entirely located in power supply terminal 116, ground terminal 117 and data terminal 118 (or electrical power contacts portion 116c, Be grounded contact site 117c and data contact site 118c) rear end side so that on installation direction P, by reseting terminal 112, Clock terminal 113, the first series terminal 111,114 power supply terminal 116 of the second series terminal, ground terminal 117 and data terminal 118 be known as first terminal, by first installation detection terminal 115 and second install detection terminal 119 be known as Second terminal, due to Specific works are, the operating voltage of first terminal is low pressure, and the operating voltage of Second terminal is high pressure, therefore, first terminal and It is possible that short-circuit conditions can occur between Second terminal, in order to avoid the generation of short-circuit conditions, by the contact site area of first terminal Domain Q1 is arranged to the non-overlapping region between Second terminal contact site region Q2, and then can further avoid first terminal and Short-circuit generation between two-terminal, and can ensure after Second terminal completes detection, first terminal just connects with contact pilotage 32 It touches；In addition, by the setting of hollow-out parts 133, the contact pilotage 32 and chip that are in contact with power supply terminal 116 are efficiently reduced 11 contacting travel reduces the abrasion condition of contact pilotage 32, avoids because contact pilotage 32 wears the loose contact brought, influence chip 11 with the electrical transmission of printer the problem of, improve the reliability that the chip 11 uses.

Wherein, do not limited for the concrete shape structure of the first series terminal 111 and the second series terminal 114, ability Field technique personnel can be configured according to specific design requirement, such as could be provided as rectangle, square, corner cut rectangle or The structures such as round rectangle；And for the concrete shape structure of the first series connection contact site 111c and the second series connection contact site 114c It does not limit, those skilled in the art can be configured according to specific design requirement, such as can be by the first series connection contact site The series connection of 111c and second contact site 114c is arranged to rectangle, square, circle or ellipse etc., as long as enabling to first The series connection contact site 114c of contact site 111c and second connect with resetting contact site 112c and clock contact site 113c apart from chip 11 The distance of front end is identical, and details are not described herein；In addition, at least one control terminal for being set on chip 11 and other The specific location of terminal does not limit, wherein, in order to ensure that the connection terminal that contact pilotage 32 is contacted is unique, and cause each It will not have an impact between a contact pilotage 32, more preferably, each terminal on chip 11 is arranged to by 11 front end of chip to rear end Spread configuration is at least three row connection terminals, and each terminal at least three row connection terminals is installed to printing along perpendicular to chip 11 It is staggered on the installation direction of machine；Also, it is installed at least three rows along chip 11 on the installation direction of printer from front end The front two row of side to rear end side is followed successively by the first row, the second row, and installation detection contact site is in the first row, electrical power contacts portion 116c Positioned at the second row, so that being also the structure being staggered between the contact pilotage 32 being connected respectively with connection terminal, effectively It ensure that the reliability contacted between contact pilotage 32 and connection terminal, and avoid existing mutually dry between each contact pilotage 32 Situation about disturbing.

On the basis of above-described embodiment, understood with continued reference to attached drawing 2-8, in order to confirm each connection terminal on chip 11 The reliability of connection will be additionally provided with the first short-circuit detecting terminal between two installation detection terminals on chip 11 121 and the second short-circuit detecting terminal 122, power supply terminal 116 and at least one control terminal may be contained within the first short circuit inspection It surveys between 121 and second short-circuit detecting terminal 122 of terminal.

Wherein, the first short-circuit detecting terminal 121 and the second short-circuit detecting terminal 122 are for each company in detection chip 11 Whether the detection terminal of short circuit is occurred between connecting terminal, and for the first short-circuit detecting terminal 121 and the second short-circuit detecting terminal 122 concrete shape structure does not limit, and those skilled in the art can be configured according to specific design requirement, such as can be with By the first short-circuit detecting terminal 121 and the second short-circuit detecting terminal 122 be arranged to rectangle, bar shaped, cylinder, round rectangle or Other etc. structure；In addition, the specific location set for the first short-circuit detecting terminal 121 and the second short-circuit detecting terminal 122 It does not limit, those skilled in the art can be configured according to specific design requirement, such as can be by the first short-circuit detecting end 121 and second short-circuit detecting terminal 122 of son be symmetrical arranged with the left and right sides of chip 11 or be arranged at chip 11 rear end or Front end, as long as above-mentioned function can be realized, details are not described herein.

It, can be effectively to chip 11 by the first short-circuit detecting terminal 121 and the second short-circuit detecting terminal 122 of setting Connection status between upper each connection terminal is detected in real time, and short-circuit conditions occurs between connection terminal occurs When, early warning can be timely and effectively carried out, and then avoid and larger damage is caused to chip 11 or printer, improve core The security reliability that piece 11 uses.

On the basis of above-described embodiment, understood with continued reference to attached drawing 1-9, in order to enable chip 11 is fixed on print cartridge, It is set on chip 11 towards the first positioning region 131 and the second positioning region 132 of 11 inner recess of chip, and the first positioning region 131 and second positioning region 132 be located at reset contact site 112c and clock contact site 113c top.First positioning region 131 and Two positioning regions 132 are referred to as positioning region.

Wherein, do not limited for the shape of positioning region, those skilled in the art can also be according to specific design requirement It is configured, such as positioning region can be arranged to semicircle, triangle or rectangle shape and structure, as long as can conveniently pair Chip 11 is fixed and installs；And the specific location set for positioning region does not limit, as long as enabling to position Portion is arranged at the top for resetting contact site 112c and clock contact site 113c, and details are not described herein；Pass through the positioning of setting Portion effectively raises the installation effectiveness of chip 11, improves the convenient and reliable property that the chip 11 uses.

In addition, not limited the concrete shape structure of chip 11 in the technical program, those skilled in the art can root It is configured according to specific design requirement, such as could be provided as the chip 11 of rectangular configuration as shown in Figure 2, of course, also 11 structure of chip of other shapes is could be provided as, such as corner cut rectangular configuration, wherein, corner cut rectangular configuration includes a variety of using feelings Condition, including：

11 structure of chip for angle of chamfer that there are one tools, concrete structure can be found in the ink-jet printer core given by attached drawing 10 The structure diagram of piece, refer to the attached drawing 10 understand that the second angle of chamfer 135 possessed by 11 structure of chip that the attached drawing is provided is set It is placed at the upper end right-hand end angle of chip 11, of course, second angle of chamfer 135 can also be arranged at by those skilled in the art At the upper end left-hand end angle of chip 11, at the left-hand end angle of lower end or lower end right-hand end angle etc., specific installation position, ability Field technique personnel can be configured according to specific design requirement, as long as there are one angles of chamfer so that chip 11 has；

11 structure of chip for angle of chamfer that there are two tools, concrete structure can be found in the ink-jet printer core given by attached drawing 11 The structure diagram of piece；Figure 12 is the rearview of the ink-jet printer chip given by Figure 11；Knowable to refer to the attached drawing 11-12, The chip 11 is set there are two angle of chamfer, and two angles of chamfer are respectively arranged at the upper end left-hand end angle of chip 11 and upper end right side It holds at angle, is the first angle of chamfer 134 and the second angle of chamfer 135, of course, those skilled in the art can also be by two bevelings Angle is arranged at other positions, can be such as arranged at one of angle of chamfer at the left-hand end angle of upper end or upper end right-hand end At angle, by another angle of chamfer be arranged at the left-hand end angle of lower end or lower end right-hand end end angle at etc., specifically, this field Technical staff can carry out arbitrary setting according to specific design requirement, as long as enabling to chip 11, to set, there are two bevelings The structure at angle, details are not described herein；

Tool causes chip 11 to be equipped with the first angle of chamfer 134, the second angle of chamfer there are three 11 structure of chip of angle of chamfer 135 and the 3rd angle of chamfer 136, and set for the first angle of chamfer 134, the second angle of chamfer 135 and the 3rd angle of chamfer 136 specific Position does not limit, and those skilled in the art can be configured according to specific design requirement, as that can set chip 11 Angle of chamfer is not provided at either end angle at the angle of four ends, then angle of chamfer is set at the angle of other three ends, as long as enabling to core The tool of piece 11 is there are three angle of chamfer, and details are not described herein；

Tool for details, reference can be made to ink-jet printer chip given by attached drawing 14 there are four 11 structure of chip of angle of chamfer Structure diagram；Refer to the attached drawing 14 is understood, is both provided with angle of chamfer at four ends angle of the chip 11, i.e., the respectively first beveling Angle 134, the second angle of chamfer 135, the 3rd angle of chamfer 136 and the 4th angle of chamfer 137.

By the angle of chamfer of setting, reduce the volume of chip 11, print cartridge 20 and chip 11 can be carried out fast and effectively Installation, improves the installation effectiveness of print cartridge 20 and chip 11, while avoids in installation process chips 11 to print cartridge mounting portion 30 Scratch.Of course, those skilled in the art can also set 11 structure of chip of other shapes structure, as will be on chip 11 Angle of chamfer is provided in round angle etc., as long as the volume of chip 11 is enabled to reduce, and facilitates installation, herein no longer It repeats.

Another aspect provides a kind of ink-jet printer, including above-mentioned ink-jet printer chip.

Ink-jet printer provided by the invention passes through setting and the corresponding contact pilotage of ink-jet printer chip structure 32, effectively avoid on chip 11 in the prior art power supply terminal 116 contact pilotage 32 corresponding on printer it Between connected, but install detection terminal can not but establish normal connection and cause the printer None- identified chip 11 or Chip 11, the situation of printer damage, ensure that the reliability that printer uses, in addition, the hollow-out parts for passing through setting 133, the contacting travel of contact pilotage and chip 11 is efficiently reduced, reduces the abrasion condition of contact pilotage 32, is avoided because of contact pilotage 32 It wears the loose contact brought, influence the problem of electrical transmission of chip 11 and printer, improve the stabilization that the chip 11 uses Reliability is conducive to the popularization and application in market.

During specific installation, it is necessary first to chip 11 is mounted on print cartridge 20, specific 20 structure of print cartridge can be found in attached drawing 17 be the dimensional structure diagram of given print cartridge 20；Refer to the attached drawing 17 understands that the print cartridge 20 specifically includes housing 22, housing 22 surrounding is provided with the first face 20a, the second face 20b, the 3rd face 20c and fourth face 20d, which is equipped with ink outlet port 21, which is arranged on the 3rd face 20c of housing 22, and chip 11 is mounted on print cartridge 20 by chip set 24.

Of course, the concrete structure of print cartridge 20 is not limited to said structure, those skilled in the art can be according to specific Design requirement is configured, as long as chip 11 is enabled to be mounted on print cartridge 20, details are not described herein.

Next, the print cartridge 20 for being equipped with chip 11 is mounted on ink-jet printer, specifically, being provided on print cartridge 20 For the chip set 24 of chip 11, chip 11 can be mounted on by the chip set 24 on print cartridge 20；Then will The print cartridge 20 for being equipped with chip 11 is mounted on ink-jet printer, in order to which the convenience for improving print cartridge 20 and ink-jet printer installation can By property, the first screens 231 on handle 23 is set, is equipped with to carry out with ink-jet printer on the fourth face 20d of print cartridge 20 Second screens 25 of clamping, and print cartridge 20 is equipped with and is also individually used for the convenient handle 23 dismounted to print cartridge 20, first Screens 231 is arranged at the lower end of handle 23, therefore, will effectively core can be carried by the first screens 231 and the second screens 25 The print cartridge 20 of piece 11 is mounted on ink-jet printer, and then the effective installation reliability for ensureing print cartridge 20 and ink-jet printer.

Of course, the chip in the technical program can also be mounted on the print cartridge 20 of different structure, if attached drawing 15 is institute The structure diagram one of the print cartridge 20 provided；Figure 16 is the structure diagram two of given print cartridge 20；Attached drawing 18 is given Print cartridge mounting portion 30 structure diagram；Refer to the attached drawing 15-16,18 understand that the print cartridge 20 is whole in class rectangle structure, the ink Box 20 includes housing 22, and the bottom of housing 22 is provided with ink outlet port 21, and is equipped with chip 11 positioned at a side of housing 22, The print cartridge 20 is installed on a printer by print cartridge mounting portion 30, specifically, print cartridge 20 is mounted on spray by print cartridge mounting portion 30 On black printer, for print cartridge mounting portion 30, which is equipped with ink supply needle 31, contact pilotage 32 and print head 33, when print cartridge 20 is installed on print cartridge mounting portion 30, since ink supply needle 31 is in needle-shaped, ink supply needle 31 can puncture out Black mouth 21 is connected with the ink inside housing 22, wherein, direction P represents that print cartridge 20 is installed to the direction of mounting portion, into And the function that printer provides ink is can be implemented as, contact pilotage 32 is in contact with the connection terminal on chip 11, realizes print cartridge 20 Installation detection function and printer and print cartridge 20 between data-transformation facility, under normal circumstances, 11 memory of chip contains life Produce the information such as factory's information, amount information, 20 classification of print cartridge and ink color.

Wherein, do not limited for the concrete shape structure of the contact pilotage 32 in above-mentioned installation process, those skilled in the art It can be configured according to specific design requirement, it is to be understood that in the number and relative position and chip 11 of contact pilotage 32 Connection terminal number and relative position it is corresponding, in order to which the connection terminal on chip 11 contacts one by one, wherein, more preferably , the structure diagram of the first contact pilotage 32a as given by attached drawing 19；And Figure 20 for given ink-jet printer chip with The Split connection structure schematic diagram of contact pilotage 32；Figure 21 is the attachment structure schematic diagram of given chip 11 and contact pilotage 32；With reference to Attached drawing 19-21 understands that structure and the contact pilotage 32a of remaining contact pilotage 32b-32i being connected with the connection terminal on chip 11 are phases With., specifically, contact pilotage 32 specifically includes the first contact head 321 and the second contact head 322, the first contact head 321 passes through company Socket part 323 is connected with the second contact head 322, and the first contact head 321 and the second contact head 322 are triangle bulge-structure, and three The ramp that angle bulge-structure includes the top tip part 321b of ridge shape and is arranged between top tip part 321b and connecting portion 323 321a。

When contact pilotage 32 is in contact with the connection terminal on chip 11, for except being located at 133 upper end connecting pin of hollow-out parts It is that the top tip part 321b of contact pilotage 32 is in contact with connection terminal for other connection terminals beyond son；And for hollow-out parts 133 For the connection terminal of upper end, it is in contact for the ramp 321a of contact pilotage 32 through hollow-out parts 133 with connection terminal；Such as work as hollow out Portion only has on power supply terminal 116 133 upper end, and the ramp 321a on contact pilotage 32 is contacted through hollow-out parts 133 with power supply terminal 116 Portion is in contact, and specific connection structure may be referred to 21, therefore, in 11 installation process of chip, the top of the ridge shape of contact pilotage 32 Tip 321b is not in (the power supply contact pilotage of contact pilotage 32 after printer is using a period of time with 11 phase friction of chip 32) abrasion of the situation that top tip part 321b is worn, simply ramp 321a, because ramp 321a is not sharp for inclined face Portion, therefore compared to top tip part 321b and the situation of the friction of chip 11, the abrasion of ramp 321a is very slight, while hollow-out parts 133 Setting so that contact pilotage 32 shorten with the stroke of the contact of chip 11, reduce the abrasion condition of contact pilotage 32, avoid because of contact pilotage The problem of electrical transmission of loose contact, influence chip 11 and printer that 32 abrasions are brought；And then complete entire chip 11 with The installation process of printer when printing is needed, can start printer and carry out printing use at any time.

During concrete application, as Fig. 2-5 understands that the chip 11 is due to being provided with hollow-out parts 133 so that the whole shape of chip 11 Shape structure proximate is in " n " font；Chip 11 includes nine connection terminals, the first short-circuit detecting terminal 121, the second short-circuit detecting end Sub 122, first positioning region 131, the second positioning region 132, memory 141, are used to implement other electrical functions at hollow-out parts 133 Appliance component 142, first surface, second surface, wherein, direction P represents that chip 11 is installed to the side of mounting portion with print cartridge 20 To；Chip 11 is in contact with the contact pilotage 32 in printer, it will be understood by those skilled in the art that contact pilotage 32 is with mutually independent Nine contact pilotage 32a-32i being electrically connected respectively with nine connection terminals, the contact that nine connection terminals are in contact with contact pilotage 32 Position is connection terminal contact site, wherein, nine connection terminals include：First series terminal 111, the second series terminal 114 are answered Position terminal 112, clock terminal 113, first install detection terminal 115, second and install detection terminal 119, power supply terminal 116, connect Ground terminal 117 and data terminal 118, and the first short-circuit detecting terminal 121 and the second short circuit are additionally provided on the chip 11 Detection terminal 122；The effect of each terminal：First installation detection terminal 115 and second installs detection terminal 119 to detect ink Whether box 20 is installed correctly；Reseting terminal 112, clock terminal 113, power supply terminal 116, ground terminal 117 and data terminal 118 are connected with memory 141, can be in communication with.In the prior art, the first installation of printer supply detection terminal 115 and second installation detection terminal 119 voltage be generally 42V, memory 141 and its power supply terminal 116, data terminal 118 Voltage power supply voltage for 3.3V, may thus generate the short circuit between terminal, if short circuit can damage chip 11 or Person's printer, therefore there is provided the first short-circuit detecting terminal 121 and second that can be short-circuit between detection terminal is short for the present embodiment Road detection terminal 122.Power supply terminal 116 is used to take electricity from printer and be supplied to the memory 141 of chip 11, so as to Electricity is provided with the data transmission between chip 11 and printer, ensure that data transmission between the two.At power supply terminal 116 In most important status, for the stability of contact, power supply terminal 116 needs to be placed adjacent on the position of ink outlet port 21.However, If power supply terminal 116 and first, which is installed between detection terminal 115 and second installs detection terminal 119, occurs short circuit, directly lead It causes the supply voltage for being supplied to memory 141 excessively high, memory 141 can be burnt out, therefore, (the electrical power contacts portion of power supply terminal 116 It 116c) needs that (the first installation detection contact site of detection terminal 119 is installed away from the first installation detection terminal 115 and second as far as possible The installation detections of 115c and second contact site 119c)；As shown in Figure 2-5, contact site is detected from the first installation from installation direction P The installation detections of 115c and second contact site 119c is arranged on the front end side of power supply terminal 116 and electrical power contacts portion 116c, and power supply Terminal 116 is arranged on the upper rear end face of hollow-out parts 133, the first installation installation detection contact sites of detection contact site 115c and second 119c be located at hollow-out parts 133 in the left and right sides on the direction of installation direction P；As shown in Fig. 2, each termination contact Portion is in plurality of rows on installation direction P, and the chip in the present embodiment includes the connection terminal of three rows arrangement, from installation direction P Front end side be followed successively by L1, L2, L3, include in L1 row connection terminals the first installation detection terminal 115, ground terminal 117, number Detection terminal 119 is installed according to terminal 118 and second, includes power supply terminal 116, L3 row connection terminals in L2 row connection terminals Include the first series terminal 111, reseting terminal 112,113 and second series terminal 114 of clock terminal；It can also will connect Terminal is arranged to spread pattern as indicated at 11, specifically for L1 row connection terminals include first install detection terminal 115 with And the second installation detection terminal 119, include power supply terminal 116, ground terminal 117 and data terminal in L2 row connection terminals 118, L3 row connection terminals include the first series connection 111 son of end, reseting terminal 112,113 and second series terminal of clock terminal 114；Of course, those skilled in the art can also use other spread patterns, as long as enabling to 116 contact site of power supply terminal Positioned at the second row L2, and three row contact sites are having no lap on the direction of installation direction P, i.e., positioned at three It is interlaced setting structure between each connection terminal on row.

Pass through the above-mentioned design using structure so that power supply terminal 116 (electrical power contacts portion 116c) is examined away from the first installation It surveys terminal 115 and second and (the first installation installation detection contact sites of detection contact site 115c and second of detection terminal 119 is installed 119c), it is effectively reduced the possibility that its short circuit occurs；It meanwhile even if so can be to avoid after printer long-time service When deviation occurs for 32 position of contact pilotage, power supply terminal 116 will not install detection terminal in the first installation detection terminal 115 and second 119 contact not in contact in the case of with printer contact pilotage 32, avoid because of the power supply terminal 116 before installation detection does not complete and touch None- identified chip 11 caused by pin 32 connects or damage 11 situation of chip.

When setting three row connection terminals on the chip 11 used, specific structure as shown in Figure 6, is then connected with three rows The contact pilotage 32 that terminal is in contact needs the distance to rub to be respectively s1, s2 and s3 on chip 11, and s1 is represented and the first row connects The corresponding contact pilotage 32 of connecting terminal chip 11 frictional distance, s2 represent with 113 corresponding contact pilotage 32 of clock terminal in core The frictional distance of piece 11, s3 represent frictional distance of the 112 corresponding contact pilotage 32 of reseting terminal in chip 11；Due to hollow-out parts 133 setting so that with the contact pilotage 32 corresponding to power supply terminal 116, reseting terminal 112 and ground terminal 117 and chip 11 The stroke of contact shorten, effectively reduce the abrasion condition of contact pilotage 32, avoid because contact pilotage 32 wears the contact brought not The problem of electrical transmission that is good, influencing chip 11 and printer, improves the reliability that chip 11 is used with printer.

The ink-jet printer chip that the technical program is provided compared with printer chip 11 of the prior art and Speech, has the following advantages：

First, the power supply terminal 116 set on the chip 11, for taking electricity from printer and being supplied to depositing for chip 11 On reservoir 141, it is arranged on for installing the first of detection the installation installation detections of detection contact site 115c and second contact site 119c The front end side of power supply terminal 116 (according to the installation P directions of chip 11), it is possible to even if avoiding in 32 position deviation of contact pilotage, Power supply terminal 116 will not install detection terminal 119 not in contact in the case of with beating in the first installation detection terminal 115 and second Print machine contact pilotage 32 contacts, avoid because installation detection do not complete before power supply terminal 116 connected with contact pilotage 32 caused by can not know Other chip 11 or damage 11 situation of chip；

Secondly, the setting of hollow-out parts 133 is passed through so that contact pilotage 32 shortens with the stroke of the contact of chip 11, reduces tactile The abrasion condition of pin 32 is avoided because contact pilotage 32 wears the loose contact brought, influence chip 11 and the electrical transmission of printer Problem；

Finally, at least one installation detection contact site is in clock terminal 113, reseting terminal 112, the first series terminal 111 and second series terminal 114 front end side (according to the installation P directions of chip 11), and install detection terminal with it is above-mentioned Connection terminal is located remotely from each other, can be short-circuit to avoid being formed between installation detection terminal and above-mentioned connection terminal, and can be in clock Terminal 113, reseting terminal 112, the first series terminal 111 and the second series terminal 114 ensure after completing detection that installation detects Terminal is just in contact with contact pilotage 32, is effectively guaranteed the reliability that chip 11 uses.

Finally it should be noted that：The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent Pipe is described in detail the present invention with reference to foregoing embodiments, it will be understood by those of ordinary skill in the art that：Its according to Can so modify to the technical solution recorded in foregoing embodiments either to which part or all technical characteristic into Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is not made to depart from various embodiments of the present invention technology The scope of scheme.

Claims (14)

1. a kind of ink-jet printer chip, which is characterized in that including at least hollow-out parts, memory, two installation detection terminals And the power supply terminal being connected with the memory, described install form to make electrical contact with printer contact pilotage on detection terminal Installation detection contact site, the electrical power contacts portion mutually made electrical contact with printer contact pilotage is formed on the power supply terminal, it is described Electrical power contacts portion is arranged on the end face of the hollow-out parts, and the installation detection contact site is arranged at the both sides of the hollow-out parts, The installation direction of printer is installed to along the chip, the installation detection contact site and the distance of the chip front end are less than institute State the distance in electrical power contacts portion and the chip front end.

2. ink-jet printer chip according to claim 1, which is characterized in that be installed to printer along the chip Installation direction, the electrical power contacts portion are arranged on the rear end face of the hollow-out parts.

3. ink-jet printer chip according to claim 2, which is characterized in that be installed to printer along the chip Installation direction, the installation detection contact site and the distance of the chip front end are less than the power supply terminal and the chip front end Distance.

4. ink-jet printer chip according to claim 3, which is characterized in that be installed to printer along the chip Installation direction, the installation detection terminal and the distance of the chip front end are less than the power supply terminal and the chip front end Distance.

5. ink-jet printer chip according to claim 1, which is characterized in that further include：It is connected with the memory The ground terminal and data terminal connect forms the ground connection contact site made electrical contact with printer contact pilotage on the ground terminal, The data exposure portion made electrical contact with printer contact pilotage is formed in the data terminal, printer is installed to along the chip Installation direction, at least one in the ground terminal and data terminal are arranged on the rear end face of the hollow-out parts.

6. ink-jet printer chip according to claim 5, which is characterized in that in the ground terminal and data terminal When being arranged at the rear end face of the hollow-out parts, the installation direction of printer is installed to along the chip, the electrical power contacts portion, It is grounded contact site and data exposure portion region is located at the rear end that described two installations detect contact site region.

7. ink-jet printer chip according to claim 6, which is characterized in that be installed to printer along the chip Installation direction, the power supply terminal, ground terminal and data terminal region are located at described two installation detection terminal institutes In the rear end in region.

8. ink-jet printer chip according to claim 1 or 5, which is characterized in that further include and the memory phase At least one control terminal of connection, each control terminal, which is respectively formed on, to be useful for contacting with the control of printer contact pilotage electrical contact Portion, it is each control the distance of contact site and the chip front end be all higher than the electrical power contacts portion and the chip front end away from From.

9. ink-jet printer chip according to claim 8, which is characterized in that be additionally provided on the chip positioned at institute State the first short-circuit detecting terminals and the second short-circuit detecting terminal between two installation detection terminals, the power supply terminal and described At least one control terminal may be contained between the first short-circuit detecting terminal and the second short-circuit detecting terminal.

10. ink-jet printer chip according to claim 9, which is characterized in that each terminal contact portion on the chip Contact site is connected at least three rows by the chip front end to rear end spread configuration, at least three rows connect each in contact site Terminal contact portion is staggered along the direction for the installation direction that printer is installed to perpendicular to chip.

11. ink-jet printer chip according to claim 10, which is characterized in that at least three rows in assembly direction on Front two row from front end side to rear end side is followed successively by the first row, the second row, and the installation detection contact site is described in the first row Electrical power contacts portion is located at the second row.

12. ink-jet printer chip according to claim 8, which is characterized in that formed on the chip described in The concave positioning region of chip internal, the positioning region are located at the rear end both sides of the control terminal.

13. ink-jet printer chip according to claim 1 or 5, which is characterized in that the hollow-out parts is are formed at State the enclosed construction of chip internal；Alternatively, the hollow-out parts are to be formed at the hatch frame of the chip lower end.

14. a kind of ink-jet printer, which is characterized in that including the chip described in any one in claim 1-13.