CN206285930U - A kind of single samples the liquid-transfering device of fixed quantity stock layout - Google Patents
A kind of single samples the liquid-transfering device of fixed quantity stock layout Download PDFInfo
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- CN206285930U CN206285930U CN201621458291.XU CN201621458291U CN206285930U CN 206285930 U CN206285930 U CN 206285930U CN 201621458291 U CN201621458291 U CN 201621458291U CN 206285930 U CN206285930 U CN 206285930U
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- 239000007788 liquid Substances 0.000 abstract description 27
- 238000005070 sampling Methods 0.000 abstract description 8
- 238000000034 method Methods 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
本实用新型公开了一种单次取样多次定量排样的移液装置，包括管体，所述管体中设置有推拉杆，推拉杆的一端安装有活塞，推拉杆的另一端安装有推拉柄，管体的前端安装有可拆卸的枪头，管体的侧壁上设置有齿轮，推拉杆上设置有与齿轮相啮合的卡齿。通过管体外的齿轮以及与齿轮相配合的带有卡齿的推拉杆，通过齿轮定量的推拉推拉杆，带齿推拉杆下部连接有活塞，转动齿轮可实现推拉杆带动活塞上下移动，进行液体的吸入或排出，可实现液体定量的吸入或排出，并且，可连续多次排样，定量移液，还可以根据移液装置的容积设计不同的精度，使每次移液更加合理。
The utility model discloses a liquid pipetting device for single-time sampling and multiple quantitative arrangement of samples, which comprises a tube body, a push-pull rod is arranged in the tube body, a piston is installed at one end of the push-pull rod, and a push-pull rod is installed at the other end of the push-pull rod. The front end of the pipe body is equipped with a detachable gun head, the side wall of the pipe body is provided with gears, and the push-pull rod is provided with locking teeth meshed with the gears. Through the gear outside the tube and the push-pull rod with teeth matched with the gear, the push-pull rod is quantitatively pushed and pulled through the gear, and the lower part of the toothed push-pull rod is connected to the piston. Turning the gear can realize the push-pull rod to drive the piston to move up and down, and carry out the liquid. Suction or discharge can realize the quantitative suction or discharge of liquid, and can discharge samples continuously for multiple times, quantitative pipetting, and can also design different precision according to the volume of the pipetting device, making each pipetting more reasonable.
Description
技术领域technical field
本实用新型涉及种子培养技术领域，尤其涉及一种单次取样多次定量排样的移液装置。The utility model relates to the technical field of seed cultivation, in particular to a liquid pipetting device for single sampling and multiple quantitative sampling.
背景技术Background technique
移液装置在生物、化学等试验中应用广泛。现有的装置如移液枪，可以定量移液，但每次都需要吸入所需液体然后压出，频繁的吸液会浪费很多时间，影响效率。Pipetting devices are widely used in biological, chemical and other experiments. Existing devices, such as pipette guns, can quantitatively pipette liquid, but it is necessary to suck in the required liquid and then press it out every time. Frequent suction will waste a lot of time and affect efficiency.
虽然传统的针筒装置可实习一次吸入多次排出的作用，但是传统针筒的精确性较差，定量排出的精度难以达到，而且在排出液体时，需要观察刻度仔细排液，此过程不但难以掌控且很容易因为用力不当，导致液体过多排出，不但操作繁琐而且影响实验的精确性。Although the traditional syringe device can practice the function of one inhalation and multiple discharges, the accuracy of the traditional syringe is poor, and the accuracy of quantitative discharge is difficult to achieve, and when discharging the liquid, it is necessary to observe the scale and discharge the liquid carefully. This process is not only difficult Control and it is easy to discharge too much liquid due to improper force, which is not only cumbersome to operate but also affects the accuracy of the experiment.
实用新型内容Utility model content
针对上述问题，本实用新型的目的在于提供一种可以实现单次取样多次定量排样的移液装置，大大提高了实验效率。In view of the above problems, the purpose of this utility model is to provide a pipetting device that can realize single sampling and multiple quantitative layout, which greatly improves the experimental efficiency.
为了解决背景技术中所存在的问题，本实用新型的技术方案为：In order to solve the existing problems in the background technology, the technical solution of the utility model is:
一种单次取样多次定量排样的移液装置，包括管体，所述管体中设置有推拉杆，推拉杆的一端安装有活塞，推拉杆的另一端安装有推拉柄，管体的前端安装有可拆卸的枪头，管体的侧壁上设置有齿轮，推拉杆上设置有与齿轮相啮合的卡齿。A liquid pipetting device for single sampling and multiple quantitative discharges, comprising a tube body, a push-pull rod is arranged in the tube body, a piston is installed on one end of the push-pull rod, a push-pull handle is installed on the other end of the push-pull rod, and a push-pull handle is installed on the tube body. A detachable gun head is installed on the front end, a gear is arranged on the side wall of the pipe body, and a locking tooth meshed with the gear is arranged on the push-pull rod.
优选地，本实用新型的移液装置，其中所述齿轮上安装有旋转手柄。Preferably, in the liquid pipetting device of the present invention, a rotating handle is mounted on the gear.
优选地，本实用新型的移液装置，其中所述齿轮上套设有刻度盘，旋转手柄与刻度盘卡合。Preferably, in the pipetting device of the present invention, a dial is sheathed on the gear, and the rotating handle engages with the dial.
优选地，本实用新型的移液装置，其中所述刻度盘上周向均匀分布有刻度。Preferably, in the liquid pipetting device of the present invention, the scales are evenly distributed on the upper circumference of the dial.
优选地，本实用新型的移液装置，其中所述齿轮的轮齿与刻度盘的刻度对应，每个轮齿对应一个刻度。Preferably, in the liquid pipetting device of the present invention, the teeth of the gear correspond to the scales of the dial, and each tooth corresponds to a scale.
优选地，本实用新型的移液装置，其中所述活塞为橡胶活塞。Preferably, in the pipetting device of the present invention, the piston is a rubber piston.
优选地，本实用新型的移液装置，其中所述管体为透明管体。Preferably, in the liquid pipetting device of the present invention, the tube body is a transparent tube body.
与现有技术比较，本实用新型的有益效果为：Compared with the prior art, the beneficial effects of the utility model are:
本实用新型中的单次取样多次定量排样的移液装置，通过管体外的齿轮以及与齿轮相配合的带有卡齿的推拉杆，通过齿轮定量的推拉推拉杆，带齿推拉杆下部连接有活塞，转动齿轮可实现推拉杆带动活塞上下移动，进行液体的吸入或排出，可实现液体定量的吸入或排出，并且，可连续多次排样，定量移液，还可以根据移液装置的容积设计不同的精度，使每次移液更加合理。The liquid pipetting device for single sampling and multiple quantitative layout in the utility model, through the gear outside the tube and the push-pull rod with teeth matched with the gear, the push-pull rod is quantitatively pushed and pulled by the gear, and the lower part of the push-pull rod with teeth Connected with a piston, turning the gear can realize the push-pull rod to drive the piston to move up and down, to inhale or discharge the liquid, to realize the quantitative inhalation or discharge of the liquid, and to discharge samples continuously for multiple times, and to pipette quantitatively. Different volume designs with different precision make each pipetting more reasonable.
附图说明Description of drawings
图1是本实用新型移液装置结构示意图。Fig. 1 is a structural schematic diagram of the liquid pipetting device of the present invention.
图中，1为刻度盘，2为旋转手柄，3为齿轮，4为管体，5为推拉杆，6为活塞，7为卡齿，8为推拉柄，9为枪头。In the figure, 1 is a dial, 2 is a rotary handle, 3 is a gear, 4 is a pipe body, 5 is a push-pull rod, 6 is a piston, 7 is a locking tooth, 8 is a push-pull handle, and 9 is a gun head.
具体实施方式detailed description
下面结合附图对本实用新型做详细描述。Below in conjunction with accompanying drawing, the utility model is described in detail.
如图1所示，本实用新型提供了一种单次取样多次定量排样的移液装置，包括管体4，所述中设置有推拉杆5，推拉杆5的一端安装有活塞6，推拉杆5的另一端安装有推拉柄8，管体4的前端安装有可拆卸的枪头9，管体4的侧壁上设置有齿轮3，推拉杆5上设置有与齿轮3相啮合的卡齿7。枪头9能够拆卸、更换，以满足不同液体移液需求。As shown in Figure 1, the utility model provides a pipetting device for single sampling and multiple quantitative discharge, including a tube body 4, a push-pull rod 5 is arranged in the middle, and a piston 6 is installed at one end of the push-pull rod 5, The other end of the push-pull rod 5 is equipped with a push-pull handle 8, the front end of the pipe body 4 is equipped with a detachable gun head 9, the side wall of the pipe body 4 is provided with a gear 3, and the push-pull rod 5 is provided with a gear that meshes with the gear 3. Card tooth 7. The tip 9 can be disassembled and replaced to meet different liquid transfer requirements.
优选的，所述齿轮3上安装有旋转手柄2，齿轮3上套设有刻度盘1，旋转手柄2与刻度盘1卡合。所述齿轮3的轮齿与刻度盘1的刻度对应，每个轮齿对应一个刻度。齿轮3上的轮齿与刻度盘1上的刻度严格对应，齿轮3与带齿推拉杆5上的卡齿7相契合；带齿推拉杆5下部连接有活塞6，转动齿轮3可实现推拉杆5的上下移动，实现液体的定量吸入或排出。在使用时用转动旋转手柄，将手柄转动到指定刻度即可吸入或排出定量液体。带齿推拉杆上部接有推拉柄，提拉或推压推拉柄可带动活塞上下移动，用于快速取液或排液；移液装置下部接有可更换枪头，以满足不同液体移液需求。Preferably, a rotating handle 2 is installed on the gear 3 , the dial 1 is sleeved on the gear 3 , and the rotating handle 2 is engaged with the dial 1 . The teeth of the gear 3 correspond to the scales of the dial 1, and each tooth corresponds to a scale. The teeth on the gear 3 are in strict correspondence with the scale on the dial 1, and the gear 3 matches the teeth 7 on the toothed push-pull rod 5; the lower part of the toothed push-pull rod 5 is connected to the piston 6, and the push-pull rod can be realized by turning the gear 3. 5 moves up and down to realize quantitative suction or discharge of liquid. When in use, the rotary handle is used to inhale or discharge quantitative liquid by turning the handle to a designated scale. The upper part of the toothed push-pull rod is connected with a push-pull handle. Pulling or pushing the push-pull handle can drive the piston to move up and down for quick liquid extraction or discharge; the lower part of the pipetting device is connected with a replaceable tip to meet the needs of different liquid pipetting .
需要说明的是，本实用新型中所述活塞6为橡胶活塞，活塞外部附有软橡胶制作，即可紧贴管体内壁防止渗漏，又可降低缓冲压力。所述管体4为透明管体，以便观察吸入液体后是否有气泡。旋转手柄2使用硬度高的材料制作，以减小因晃动产生的误差。It should be noted that the piston 6 described in the utility model is a rubber piston, and the piston is made of soft rubber, which can be close to the inner wall of the pipe to prevent leakage and reduce the buffer pressure. The tube body 4 is a transparent tube body, so as to observe whether there are air bubbles after the liquid is inhaled. The rotary handle 2 is made of a material with high hardness to reduce errors caused by shaking.
本实用新型的工作过程：Working process of the present utility model:
在使用时拉动推拉柄8，使装置吸液；若液体中有气泡，将出水口朝上，小心推动推拉柄8，排出气泡；转动旋转手柄2，根据实验要求将手柄转动到所需刻度，实现定量注入液体，如需再次定量排液，只需再次转动旋转手柄8，达到所需刻度，即可实现第二次排液，同理，后续其他排液均可按照此操作进行，以此实现单次取样多次排样的需求。When in use, pull the push-pull handle 8 to make the device absorb liquid; if there are air bubbles in the liquid, turn the water outlet upward, and carefully push the push-pull handle 8 to discharge the air bubbles; turn the rotary handle 2, and turn the handle to the required scale according to the experimental requirements. Quantitative injection of liquid is realized. If quantitative drainage is required again, just turn the rotating handle 8 again to reach the required scale, and the second drainage can be realized. Similarly, other follow-up drainages can be carried out in accordance with this operation. Realize the requirement of single sampling and multiple layout.
对于本领域技术人员而言，显然能了解到上述具体事实例只是本实用新型的优选方案，因此本领域的技术人员对本实用新型中的某些部分所可能作出的改进、变动，体现的仍是本实用新型的原理，实现的仍是本实用新型的目的，均属于本实用新型所保护的范围。For those skilled in the art, it can be clearly understood that the above-mentioned specific example is only the preferred solution of the present utility model, so those skilled in the art may make improvements and changes to some parts of the present utility model, and what is reflected is still The principle of the utility model, what realize still is the purpose of the utility model, all belong to the protected scope of the utility model.
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| CN201621458291.XU CN206285930U (en) | 2016-12-28 | 2016-12-28 | A kind of single samples the liquid-transfering device of fixed quantity stock layout |
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| CN201621458291.XU CN206285930U (en) | 2016-12-28 | 2016-12-28 | A kind of single samples the liquid-transfering device of fixed quantity stock layout |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107791467A (en) * | 2017-10-25 | 2018-03-13 | 连雪琼 | A kind of Injection mould stroke lengthening and ejecting device |
| CN109094971A (en) * | 2018-09-17 | 2018-12-28 | 袁世圣 | A kind of squeezing out quantitative of toothpaste and fixed device |
| CN110174252A (en) * | 2019-05-21 | 2019-08-27 | 中国民用航空飞行学院 | High-pressure water mist spray head mist throughput assay |
| CN110711051A (en) * | 2019-11-20 | 2020-01-21 | 薛志强 | A no-mark implant device for nasal bone prosthesis |
| CN110756240A (en) * | 2019-11-03 | 2020-02-07 | 周如岳 | Simple pipettor for clinical laboratory |
| CN111703724A (en) * | 2019-12-24 | 2020-09-25 | 上海道垚测试技术有限公司 | A liquid removal device and liquid removal method |
| CN113083391A (en) * | 2021-04-07 | 2021-07-09 | 宁儿医院股份有限公司 | Novel liquid-transfering gun head loads device |
| CN113460938A (en) * | 2020-03-31 | 2021-10-01 | 浙江省荣军医院 | Medical volume-adjustable liquid separating device |
| CN114160225A (en) * | 2021-12-22 | 2022-03-11 | 西南石油大学 | Viscous fluid pipetting device with heating function |
| CN115708679A (en) * | 2022-11-25 | 2023-02-24 | 江苏科华医疗器械科技有限公司 | Blood sampling dilution pipette with built-in liquid discharge structure and liquid discharge method thereof |
-
2016
- 2016-12-28 CN CN201621458291.XU patent/CN206285930U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107791467A (en) * | 2017-10-25 | 2018-03-13 | 连雪琼 | A kind of Injection mould stroke lengthening and ejecting device |
| CN109094971A (en) * | 2018-09-17 | 2018-12-28 | 袁世圣 | A kind of squeezing out quantitative of toothpaste and fixed device |
| CN110174252A (en) * | 2019-05-21 | 2019-08-27 | 中国民用航空飞行学院 | High-pressure water mist spray head mist throughput assay |
| CN110756240A (en) * | 2019-11-03 | 2020-02-07 | 周如岳 | Simple pipettor for clinical laboratory |
| CN110711051A (en) * | 2019-11-20 | 2020-01-21 | 薛志强 | A no-mark implant device for nasal bone prosthesis |
| CN111703724A (en) * | 2019-12-24 | 2020-09-25 | 上海道垚测试技术有限公司 | A liquid removal device and liquid removal method |
| CN113460938A (en) * | 2020-03-31 | 2021-10-01 | 浙江省荣军医院 | Medical volume-adjustable liquid separating device |
| CN113083391A (en) * | 2021-04-07 | 2021-07-09 | 宁儿医院股份有限公司 | Novel liquid-transfering gun head loads device |
| CN114160225A (en) * | 2021-12-22 | 2022-03-11 | 西南石油大学 | Viscous fluid pipetting device with heating function |
| CN115708679A (en) * | 2022-11-25 | 2023-02-24 | 江苏科华医疗器械科技有限公司 | Blood sampling dilution pipette with built-in liquid discharge structure and liquid discharge method thereof |
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