CN201017342Y - Mechanical counter - Google Patents
Mechanical counter Download PDFInfo
- Publication number
- CN201017342Y CN201017342Y CNU2007200474677U CN200720047467U CN201017342Y CN 201017342 Y CN201017342 Y CN 201017342Y CN U2007200474677 U CNU2007200474677 U CN U2007200474677U CN 200720047467 U CN200720047467 U CN 200720047467U CN 201017342 Y CN201017342 Y CN 201017342Y
- Authority
- CN
- China
- Prior art keywords
- counting
- web member
- actuator
- axle center
- driving
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Measurement Of Distances Traversed On The Ground (AREA)
Abstract
The utility model discloses a mechanical counter, which comprises a casing, a housing arranged in the casing, a counting component mounted in the housing, a shifting component that is designed to shift the counting component, a connecting component, and a drive component, wherein, the connecting component is connected between the shifting component and the drive component, the drive component comprises two ends and a baffle arranged between the two ends; a connecting hole and two positioning poles are arranged on the casing, and the positioning poles are located in the connecting hole; the baffle on the drive component is located between the positioning poles, one end of the drive component is connected to the connecting component, and the other end of the drive component is connected to the exterior through the connecting hole; the connecting ends between the connecting component and the drive component are in cylindrical form, wherein, an axle center hole is arranged on one of the connecting ends, and two spiral grooves are arranged in symmetry to the axle center on the connecting end; a straight pin that can slide in the spiral grooves is arranged on the other connecting end; the connecting component is located on the housing, the connecting ends between the connecting component and the drive component are fitted with a spring, and the spring is arranged between the housing and the baffle.
Description
Technical field
The utility model relates to a kind of counter, relates in particular to a kind of mechanical counter.
Background technology
Mechanical counter is convenient with its counting, and stable performance, simple in structure and need not the advantage of electric control and be widely used in the record and the demonstration of various quantity is used widely, and the market demand is big.But the coupling arrangement complex structure that present mechanical counter is connected with external driver device, be not durable, or want direct rotary connecting device to count.
As the disclosed a kind of mechanical counter of Chinese utility model patent CN200520115997.1, it comprises the case with transparency window, counting assembly and the turning handle wheel assembly equipped mutually with the counting assembly that is positioned at this case; The counting assembly comprises counting scale, carry gear; A position counting scale periphery of counting assembly is shaped on evenly distributed end face support tooth, and the turning handle wheel assembly comprises engaged wheel, driving wheel; Engaged wheel have the turning handle axle and with the numerical value wheel for inputting and the follower gear of this turning handle axle disjunctor; The end of running through the turning handle axle of driving wheel is with compression spring, and this turning handle shaft end line is connected to securing member; On the numerical value wheel for inputting end face counting ratchet is housed, the ratchet apical grafting end face support tooth of counting ratchet; Case is made of top cover and base setting-in, and base is shaped on carry assembly recess and places the carry assembly, and base is shaped on the counter axis recess and places counter axis, and base is shaped on down turning handle axle recess and places the turning handle axle, and the corresponding turning handle axle recess that is shaped on top cover is interlocked; The positioning reed end butt end face support tooth that be equipped with the base end face front portion.
Because the volume of mechanical counter own is less, above-mentioned driving wheel, engaged wheel are by gearing mesh, and its gear can be littler, during the described driving wheel of external rotating, be easy to wear and tear or decrease the gear teeth that break between driving wheel, the engaged wheel, and need the described driving wheel of outside rotation could drive counting.In addition, driving wheel, driven wheel structure complexity are unfavorable for making and installing.
Therefore, our demand a kind of easy to use, simple, durable mechanical counter is installed.
The utility model content
Based on the deficiencies in the prior art, problem to be solved in the utility model provide a kind of easy to use, simple and easy, durable mechanical counter is installed,
For addressing the above problem, the mechanical counter that the utility model provides comprises shell, be arranged at case in this shell, be installed on the counting assembly in this case, the shifting component of stirring this counting assembly, web member and actuator, described web member is connected between shifting component and the actuator, and described actuator comprises two ends and is arranged at baffle plate between these two ends; Described shell is provided with connecting hole, two reference columns, and described reference column is arranged at described connecting hole both sides; Baffle plate on the described actuator is positioned between the described reference column, and end of this actuator links to each other with described web member, and another end links to each other with the outside by described connecting hole; Described web member, both interconnective ends of actuator all are right cylinder, and one of them end is provided with axle center hole, and this its axle center of symmetry, end has two helicla flutes; Another end is provided with a word pin that can slide in this helicla flute; Described web member is positioned on the described case, and described web member, actuator are with spring on both interconnective ends, and this spring is arranged between described case and the described baffle plate.
As an embodiment, described counting assembly comprises carry assembly and some counting scales, and this counting scale is set on the described carry assembly; Described shifting component comprises rotating disk and driving-disc, this rotating disk links to each other with described counting scale, and the inwall of described rotating disk is provided with some counting teeth, and described driving-disc is fixedlyed connected with described web member, this driving-disc is provided with the driving ratchet, and this drives the described counting tooth of ratchet apical grafting.Utilize described driving ratchet to drive the counting tooth, guarantee counting effectiveness and accuracy.
Described carry assembly comprise two backstays of fixedlying connected with case, successively be sleeved on some rounding wheels on this backstay, be installed in the gear on this rounding wheel, correspondence is provided with internal tooth on the described counting scale, described gear and the engagement of this internal tooth.The engagement of described gear and internal tooth guarantees the accuracy of carry.
Described rounding wheel is provided with axle center hole along its axial line, and an end of described web member passes this axle center hole and links to each other with described case.Locate the position of described web member better.
Described driving-disc comprises first spring leaf of first chassis of fixedlying connected with described web member, the driving ratchet that is movably connected on this first chassis and this driving ratchet of butt.Can prevent that like this this driving ratchet from damaging because of contacting with counting tooth rigidity.
The end of described carry assembly be provided with positioning disk, described positioning disk be provided with the location ratchet and with second spring leaf of this location ratchet butt, described location ratchet is movably connected on the bottom of described rotating disk and connects with described counting tooth top.The described counting tooth of elastic force apical grafting of the spring leaf of described location ratchet by butt prevents the slip of described rotating disk and produces counting error, further guarantees the accuracy of counting.Described shell is provided with mounting hole, makes things convenient for the installation of counter.
Compared with prior art, mechanical counter of the present utility model utilizes above-mentioned web member and the distinctive connected mode of actuator, do not need extraneous directly rotating drive part, only need press actuator, a described word pin screws in along described helicla flute, thereby rotating connector makes rotating disk drive the counting component count.In addition, described web member all is a right cylinder with the end that is connected of actuator, and is thick solid not easy to wear.Therefore, it has beneficial effect simple in structure, easy to use, that installation is simple and easy, durable.
For making the utility model easier to understand, further set forth mechanical counter of the present utility model below in conjunction with accompanying drawing.
Description of drawings
Fig. 1 is the overall schematic of the mechanical counter of a preferred embodiment of the utility model.
Fig. 2 is the cut-away view of the mechanical counter of a preferred embodiment of the utility model.
Fig. 3 is dismantle stereographic map after shell and the actuator of mechanical counter shown in Fig. 2.
Fig. 4 is the schematic perspective view of actuator shown in Fig. 2.
Fig. 5 is the connection diagram of web member shown in Fig. 2 and case.
Fig. 6 is the cut-away view of the mechanical counter of another preferred embodiment of the utility model.
Fig. 7 is dismantle stereographic map after shell and the actuator of mechanical counter shown in Fig. 6.
Fig. 8 is the structural representation of actuator shown in Fig. 6.
Fig. 9 is the axial view of preferred embodiment turntable of the utility model and positioning disk.
Figure 10 is the axial view of driving-disc shown in preferred embodiment of the utility model.
Figure 11 is the synoptic diagram of the counting assembly of mechanical counter shown in preferred embodiment of the utility model.
Figure 12 is the view of the connection status of counting scale and carry assembly in the mechanical counter shown in preferred embodiment of the utility model.
Figure 13 is another view of the connection status of counting scale and carry assembly in the mechanical counter shown in preferred embodiment of the utility model.
Embodiment
With reference now to accompanying drawing, preferred embodiment of the present utility model is described.
Embodiment one
With reference to figure 1-5 and Fig. 9-13, the mechanical counter of present embodiment comprises case 10, web member 20, counting assembly 30, shifting component 40, actuator 50, spring 60 and shell 80.Described case 10 comprises front shroud cap 11 and back cover cap 12, and described counting assembly 30 is arranged in this case 10.With reference to figure 4,5, connect end 21 before described web member 20 comprises and be connected end 22 with the back, described preceding connection end 21 is stretched out described front shroud cap 11 and is connected with described actuator 50.Described actuator 50 comprises front wheel driving end 52, rear drive end 53 and is arranged at baffle plate 51 between this front wheel driving end 52, the rear drive end 53.Connection end 21, rear drive end 53 all are right cylinder before described, described rear drive end 53 is provided with first axle center hole 531 on its axle center, and 53 its axle center of symmetry, rear drive end have two first helicla flutes 532, and the hand of spiral of this first helicla flute 532 and described counting tooth 311 are suitable.Connect the one one word pin 211 that end 21 is provided with yi word pattern and can slides at described first helicla flute 532 before described, described first helicla flute 532 of the one one word pin 211 alignment, should before connect end 21 and aim at described first axle center hole 531, and the size of preceding connection end 21 corresponding the size of described first axle center hole 531.Corresponding first helicla flute 532 is provided with baffle plate groove 511 on the described baffle plate 51.
Shown in Fig. 2,3, after described web member 20 is installed in upper encloser 10, again this case 10 is arranged in the shell 80, described shell 80 is provided with connecting hole 82, two reference columns 83 and mounting holes 81.Described mounting hole 81 makes things convenient for the installation of mechanical counter.Described reference column 83 is arranged at the both sides of described connecting hole 82, and the baffle plate 51 on the described actuator 50 is positioned between the two described reference columns 83, and described front wheel driving end 52 links to each other with the outside by described connecting hole 82.Be with spring 60 on connection end 21 and the rear drive end 53 before described, and this spring 60 is arranged between described front shroud cap 11 and the described baffle plate 51.
With reference to figure 9, Figure 10, described shifting component 40 comprises rotating disk 41 and driving-disc 42, and the counting scale 31 integrally formed (as Figure 11) of this rotating disk 41 and lowest order can certainly be fixedly linked.The inwall of described rotating disk 41 is provided with some counting teeth 411.Described driving-disc 42 comprises first chassis 424, driving disk cover 425, first column 423, drives the ratchet 421 and first spring leaf 422.Described first column 423 is arranged on first chassis 424, and described driving ratchet 421 is movably connected on this first column 423.Described first spring leaf, 422 butts drive ratchet 421, and described driving ratchet 421 can rotate around this first column 423, and should drive the described counting tooth 411 of ratchet 421 apical graftings.Direction along described driving ratchet 421 apical graftings drives counting tooth 411, can rotate rotating disk 41 like this, prevents that simultaneously this driving ratchet 421 from damaging because of contacting with counting tooth 411 rigidity.Because it is one-body molded that rotating disk 41 and lowest order get counting scale 311, so can rotate counting scale 311 countings.Described driving disk cover 425 is covered on this first chassis 424, and this driving disk cover 425 can be protected the described driving ratchet 421 and first spring leaf 422, with slip-off preventing.
With reference to figure 11-13, described counting assembly 30 comprises carry assembly 32 and some counting scales 31, and this counting scale 31 is set on the described carry assembly 32 successively according to high low level.The inboard of described counting scale 31 is provided with some internal tooths 311, and its outside indicates the numeral that counting is arranged.Described carry assembly 32 comprises two backstays 321 and some rounding wheels 322, this backstay 321 and described rear casing 12 integrally formed (not shown), and described rounding wheel 322 is sleeved on described two backstays 321.Except that the counting scale of lowest order, most significant digit, contained an above-mentioned rounding wheel 322 in each counting scale 31.All be provided with a gear 323 on each described rounding wheel 322.Be divided into two-layerly on this gear 323, be respectively lower floor's tooth 3231 and upper strata tooth 3232, this lower floor's tooth 3231 and upper strata tooth 3232 are integrated.The internal tooth 311 of described counting scale 31 inboards also correspondence is provided with two-layerly, is respectively rotation internal tooth 3111 and carry internal tooth 3112 with 3231 engagements of lower floor tooth.Upper strata tooth 3232 on the described carry internal tooth 3112 corresponding next stage gears 323.
With reference to figure 9, the end of described carry assembly is connected with positioning disk 70, this positioning disk 70 is provided with two pilot holes (not shown), and described positioning disk 70 is positioned by this two pilot hole on the backstay 321 of described carry assembly 32 (not shown), and this positioning disk 70 is contained within the described rotating disk 41.The location ratchet 72 that described positioning disk 70 comprises second chassis 71, be arranged at second column 74 on this second chassis 71, flexibly connect with this second column 74 and with second spring leaf 73 of these location ratchet 72 butts, described location ratchet 71 can rotate around described column 711, and should location ratchet 72 and described counting tooth 411 apical graftings.Because the elastic force of second spring leaf 43 makes 72 pairs of countings of location ratchet tooth 411 power that has certain effect, and can prevent rotating disk 41 reverse slide, causes counting error.In the present embodiment, be arranged with the combination of two groups of location ratchet 72, second column 74 and second spring leafs 73 on the described positioning disk 70, form and structure are as described above.
With reference to figure 5, Figure 10, described web member 20 is fixedlyed connected with driving-disc 42, and activity orientation is on described front cover shell 11.The axle center of described rounding wheel 322, positioning disk 70 point-blank, this rounding wheel 322 and positioning disk 70 are provided with through hole on axial line.Connection end 22, described back is connected (not shown) with back cover cap 12 by the through hole of described rounding wheel 322, positioning disk 70, locatees the position of described web member 20 better.
During use, press described front wheel driving end 52, because the baffle plate 51 on the described actuator 50 is located by described reference column 83, this baffle plate 51 can only move back and forth with external force compression spring 60 or under the restoring force of spring.Under the effect of external force, the one one word pin 211 that connects before described on the end 21 screws in along first helicla flute 532 on the described rear drive end 53, thereby connecting end 21 before making screws in first axle center hole 531 of described rear drive end 53, connecting end 21 before final is contained within this first axle center hole 531, the one one word pins 211 and is positioned in the described baffle plate groove 511.So just web member 20 is turned an angle along the direction of first helicla flute 532, because web member 20 is fixedlyed connected with driving-disc 42, driving ratchet 421 on the driving-disc 42 drives the counting tooth 411 of rotating disk 41, rotates a numerical digit thereby rotating disk 41 drives the counting scale 31 of lowest order.If during the counting scale that the counting scale of lowest order 311 need be on a high position 311 countings, promptly the upper strata tooth 3232 on the gear 323 in the counting scale 311 of the carry internal tooth 3112 on the described counting scale 311 this moment and contiguous high bit has meshed.At this moment, the upper strata tooth 3232 on carry internal tooth 3112 driven wheels 323 on the lowest order counting scale 31, thus gear 323 is rotated.Because rotation internal tooth 3111 engagements on the lower floor's tooth 3231 on the gear 323 and the high-order counting scale 311, lower floor's tooth 3231 can drive high-order counting scale 311 and rotate counting, and the like just can realize the counting of multidigit.When unclamping described front wheel driving end 52, under the effect of described spring 60, described the one one word pin 211 screws out along first helicla flute 532, promptly described web member 20 counter-rotating certain angles, but owing to drive the special annexation of ratchet 421 and described counting tooth 411, described rotating disk 41 can't reverse.
Embodiment two
With reference to figure 6-8, the mechanical counter of present embodiment carries out some changes on the basis of embodiment one, connection end 21, rear drive end 53 are right cylinder before described, connect end 21 before described and on its axle center, be provided with second axle center hole 212, and 21 its axle center of symmetry, preceding connection end have two second helicla flutes 213.Described rear drive end 53 is provided with the 21 word pin 533 of yi word pattern, described second helicla flute 213 of the 21 word pin 533 alignment, described second axle center hole 212 is aimed in this rear drive end 53, and the size of rear drive end 53 corresponding the size of described second axle center hole 212.
During use, press described front wheel driving end 52,, can only move back and forth with external force compression spring 60 or under the restoring force of spring because the baffle plate 51 on the described actuator 50 is located by described reference column.Under the effect of external force, connecting end 21 before described rotates around the 21 word pin 533 along second helicla flute 213, thereby rear drive end 53 is screwed in second axle center hole 212 of described preceding connection end 21, and final rear drive end 53 is contained and this second axle center hole 212.Web member 20 is turned an angle along second helicla flute 213, because web member 20 is fixedlyed connected with driving-disc 42, driving ratchet 421 on the driving-disc 42 drives the counting tooth 411 of rotating disk 41, rotates the realization counting thereby rotating disk 41 drives the counting scale 31 of lowest order.Others can be finished according to embodiment one, have not just given unnecessary details here.
Mechanical counter of the present utility model utilizes above-mentioned web member and the distinctive connected mode of actuator, do not need extraneous directly rotating drive part, only need press actuator, a described word pin is screwed in along described helicla flute, thereby rotating connector, make shifting component drive the counting component count, therefore use simple.Described web member all is a right cylinder with the end that is connected of actuator, and is thick solid not easy to wear.In addition, described web member and actuator are simple in structure and connected mode is simple and easy, therefore manufacturing, easy for installation.
Certainly, the numeral that the described counting scale outside indicates can change according to the system of counter setting, and then the counting tooth number on the rotating disk is also corresponding determines according to the system that is provided with, and counter of the present utility model can not make zero.Above-mentioned those of ordinary skill in the art can realize according to the utility model, has just given unnecessary details no longer one by one here.Above disclosed only is preferred embodiment of the present utility model, can not limit the interest field of the utility model certainly with this, and therefore the equivalent variations of being done according to the utility model claim still belongs to the scope that the utility model is contained.
Claims (9)
1. mechanical counter, it comprises shell, be arranged at case in this shell, be installed on the counting assembly in this case, the shifting component of stirring this counting assembly, web member and actuator, described web member is connected between shifting component and the actuator, it is characterized in that:
Described actuator comprises two ends and is arranged at baffle plate between these two ends;
Described shell is provided with connecting hole, two reference columns, and described reference column is arranged at described connecting hole both sides;
Baffle plate on the described actuator is positioned between the described reference column, and end of this actuator links to each other with described web member, and another end links to each other with the outside by described connecting hole;
Described web member, both interconnective ends of actuator all are right cylinder, and one of them end is provided with axle center hole, and this its axle center of symmetry, end has two helicla flutes; Another end is provided with a word pin that can slide in this helicla flute;
Described web member is positioned on the described case, and described web member, actuator are with spring on both interconnective ends, and this spring is arranged between described case and the described baffle plate.
2. mechanical counter as claimed in claim 1 is characterized in that: the end that described actuator connects web member is provided with axle center hole, and this its axle center of symmetry, end has two helicla flutes; The end that described web member connects actuator is provided with a word pin, and this word is at neat described helicla flute, the described axle center hole of the end alignment of described web member.
3. mechanical counter as claimed in claim 1 is characterized in that: the end that described web member connects actuator is provided with axle center hole, and this its axle center of symmetry, end has two helicla flutes; The end that described actuator connects web member is provided with a word pin, and this word is at neat described helicla flute, the described axle center hole of the end alignment of described actuator.
4. as claim 1 or 2 or 3 described mechanical counters, it is characterized in that: described counting assembly comprises carry assembly and some counting scales, and this counting scale is set on the described carry assembly; Described shifting component comprises rotating disk and driving-disc, this rotating disk links to each other with described counting scale, and the inwall of described rotating disk is provided with some counting teeth, and described driving-disc is fixedlyed connected with described web member, this driving-disc is provided with the driving ratchet, and this drives the described counting tooth of ratchet apical grafting.
5. mechanical counter as claimed in claim 4, it is characterized in that: described carry assembly comprise two backstays of fixedlying connected with case, successively be sleeved on some rounding wheels on this backstay, be installed in the gear on this rounding wheel, correspondence is provided with internal tooth on the described counting scale, described gear and the engagement of this internal tooth.
6. mechanical counter as claimed in claim 5 is characterized in that: described rounding wheel is provided with axle center hole along its axial line, and an end of described web member passes this axle center hole and links to each other with described case.
7. mechanical counter as claimed in claim 4 is characterized in that: described driving-disc comprises first spring leaf of first chassis of fixedlying connected with described web member, the driving ratchet that is movably connected on this first chassis and this driving ratchet of butt.
8. mechanical counter as claimed in claim 4, it is characterized in that: the end of described carry assembly be provided with positioning disk, described positioning disk be provided with the location ratchet and with second spring leaf of this location ratchet butt, described location ratchet is movably connected on the bottom of described rotating disk and connects with described counting tooth top.
9. mechanical counter as claimed in claim 1 is characterized in that: described shell is provided with mounting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200474677U CN201017342Y (en) | 2007-01-13 | 2007-01-13 | Mechanical counter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200474677U CN201017342Y (en) | 2007-01-13 | 2007-01-13 | Mechanical counter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201017342Y true CN201017342Y (en) | 2008-02-06 |
Family
ID=39057839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200474677U Expired - Fee Related CN201017342Y (en) | 2007-01-13 | 2007-01-13 | Mechanical counter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201017342Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108412286A (en) * | 2018-05-04 | 2018-08-17 | 深圳市华海科技研发有限公司 | Remember position device |
| CN109523005A (en) * | 2018-12-19 | 2019-03-26 | 宁波市国盛仪表有限公司 | A kind of long-life high-resolution counter |
| CN110797720A (en) * | 2018-08-01 | 2020-02-14 | 上海汽车集团股份有限公司 | Automobile connector capable of displaying plugging times in real time and automobile wire harness system |
-
2007
- 2007-01-13 CN CNU2007200474677U patent/CN201017342Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108412286A (en) * | 2018-05-04 | 2018-08-17 | 深圳市华海科技研发有限公司 | Remember position device |
| CN110797720A (en) * | 2018-08-01 | 2020-02-14 | 上海汽车集团股份有限公司 | Automobile connector capable of displaying plugging times in real time and automobile wire harness system |
| CN109523005A (en) * | 2018-12-19 | 2019-03-26 | 宁波市国盛仪表有限公司 | A kind of long-life high-resolution counter |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201017342Y (en) | Mechanical counter | |
| CN1758272A (en) | Mechanical counter | |
| CN2842570Y (en) | Mechanical counter | |
| CN205942724U (en) | Fingerprint collection appearance rotary device | |
| CN206639732U (en) | A kind of operating mechanism of earthed switch | |
| CN216127179U (en) | Tire nut assembly fixture | |
| CN213655694U (en) | Novel wheel tooth locking type parking device of wheeled tractor | |
| CN201443236U (en) | External dialing knob type wholly mechanical combination lock | |
| CN204300242U (en) | A kind of RV retarder | |
| CN2694232Y (en) | Modification of transmission gear output structure of locomotive-kilometer | |
| CN202867725U (en) | Speed changer | |
| CN201159866Y (en) | Rotating control panel of computer cabinet | |
| CN216608942U (en) | Three-dimensional turntable | |
| CN201098812Y (en) | Rigidity positioning dividing disc | |
| CN214838821U (en) | Straight-through speed control valve with display scales | |
| CN208986472U (en) | A kind of drawer interlocking mechanism | |
| CN210981297U (en) | Encoder partition detection device | |
| CN216645483U (en) | Non-magnetic sampling counter for membrane gas meter | |
| CN220365422U (en) | Lock body gear box and lock body based on thumb wheel lock core | |
| CN201132118Y (en) | Independent counting wheel assembly device of liquid shifter | |
| CN209627694U (en) | A kind of microphone of convertible directive property | |
| CN211090263U (en) | Central control room operating system device | |
| CN215879157U (en) | Cleaning machine leading wheel installation mechanism | |
| CN208819308U (en) | A kind of multifunctional automatic vending machine | |
| CN212770657U (en) | Reminding device for recording residual nucleic acid reagent amount |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080206 Termination date: 20100220 |