CN104587563B - An injection device - Google Patents

An injection device Download PDF

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Publication number
CN104587563B
CN104587563B CN201510038812.XA CN201510038812A CN104587563B CN 104587563 B CN104587563 B CN 104587563B CN 201510038812 A CN201510038812 A CN 201510038812A CN 104587563 B CN104587563 B CN 104587563B
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drug
cartridge
reservoir
propulsion
injection
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CN201510038812.XA
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Chinese (zh)
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CN104587563A (en
Inventor
谭永宏
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深圳市宏济医疗技术开发有限公司
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Priority to CN201510038812.XA priority Critical patent/CN104587563B/en
Publication of CN104587563A publication Critical patent/CN104587563A/en
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Abstract

本发明公开了一种注射装置,包括药盒,以及与所述药盒相配合的若干个注射泵,所述药盒上均布有若干个储药管,所述注射泵包括用于和所述储药管相配合的活塞杆,以及用于驱动所述活塞杆往返运动的推进装置,所述储药管的出药口与出药支管相连接,所述出药支管与出药主干管相贯通。 The present invention discloses an injection device comprising a cartridge, said cartridge and cooperating with a plurality of injection pump, the said cartridge has a plurality of uniformly distributed drug reservoir tube, said injection pump and comprises means for the said reservoir cartridge cooperating piston rod, and a propulsion means for driving the reciprocating piston, a port of the drug cartridge reservoir and the branch pipe is connected to the drug, the drug of the drug out of the trunk and branch pipe phase through. 药盒的设置,能够将一定体积的药液分散到多个储药管内,进而便于延长储药管的总长度,从而能够有效降低固定体积药液单位注射量的推进精度,最终起到降低推进装置生产成本的目的,本发明对推进装置的推进精度要求较低,能够有效降低注射装置的生产成本。 A kit is provided, the volume of drug solution can be dispersed into a plurality of reservoir cartridge, thereby to facilitate the extension of the overall length of the reservoir tube, thereby effectively reducing the volume of liquid propulsion accuracy fixing unit injection volume, serve to reduce the final propulsion purpose apparatus production cost, the present invention is low precision propulsion means for propulsion, can effectively reduce the production cost of the injection device.

Description

一种注射装置 An injection device

技术领域 FIELD

[0001] 本发明涉及医疗器械技术领域,尤其涉及一种注射装置。 [0001] The present invention relates to the technical field of medical devices, in particular, relates to an injection device.

背景技术 Background technique

[0002] 现有技术下用于胰岛素注射的注射装置,一般都是将胰岛素装入一个注射泵内, 然后通过一个推进装置进行注射,此种方式设计的注射装置,对推进装置的推进精度要求比较高,而推进装置上所使用的丝杆传动部件一般都依赖于进口,因此使得整个注射装置的生产成本居高不下,很难被普通患者受用。 [0002] Under prior art injection device for injection of insulin, usually insulin loaded one injection pump, and a propulsion device by injection, the injection device designed in this way, precision propulsion means for propulsion is relatively high, while the spindle drive member advancing means generally used are dependent on imports, so that the production cost of the whole injection device high, difficult to be good enough for the average patient.

发明内容 SUMMARY

[0003] 本发明的目的在于提供了一种对推进装置的推进精度要求较低,能够有效降低生产成本的注射装置。 [0003] The object of the present invention is to provide an injection device for promoting low precision propulsion means, can effectively reduce the production cost.

[0004] 为达此目的,本发明采用以下技术方案: [0004] To achieve this object, the present invention employs the following technical solution:

[0005] —种注射装置,包括药盒,以及与所述药盒相配合的若干个注射泵,所述药盒上均布有若干个储药管,所述注射泵包括用于和所述储药管相配合的活塞杆,以及用于驱动所述活塞杆往返运动的推进装置,所述储药管的出药口与出药支管相连接,所述出药支管与出药主干管相贯通。 [0005] - injection-device, comprising a cartridge, said cartridge and cooperating with a plurality of injection pumps, there are several uniform drug reservoir on the cartridge tube, said injection and said pump includes means for the reservoir tube cooperating piston rod and a piston rod for driving said propulsion means to reciprocate, the port of the drug cartridge reservoir and the branch pipe is connected to the drug, the drug of the drug out of the trunk and branch-pipe through.

[0006] 其中,所述推进装置包括丝杆、丝杆支架、沿所述丝杆往返运动的丝母、以及用于驱动所述丝杆旋转的驱动装置。 [0006] wherein the apparatus comprises a screw, the screw bracket along the reciprocating screw nut, and a drive means for driving the rotation of said screw advancing.

[0007] 其中,所述推进装置还包括套设在所述丝母和丝杆支架之间的丝杆上的弹簧。 [0007] wherein the propulsion means further comprises a sleeve disposed between the screw nut and the screw bracket spring.

[0008] 其中,所述丝母上设置有用于驱动所述活塞杆往返运动的推杆。 [0008] wherein a push rod for driving the piston to reciprocate the nut.

[0009] 其中,还包括用于控制所述驱动装置工作的电控装置。 [0009] wherein, further comprising a control device for controlling said electric drive means operating.

[0010] 其中,所述储药管的出药口的一侧设置有用于补给药液的进药口,所述进药口上设置有用于进药的进药支管,所述进药支管与进药主干管相贯通。 Side [0010] wherein the drug out of the reservoir tube is provided with an intake port opening for replenishing the chemical liquid drug, provided with a branch pipe for feeding into the drug of the drug into the medication port, the intake manifold into the drug drug phase through the main pipe.

[0011] 本发明的有益效果:本发明包括药盒,以及与所述药盒相配合的若干个注射泵,所述药盒上均布有若干个储药管,所述注射泵包括用于和所述储药管相配合的活塞杆,以及用于驱动所述活塞杆往返运动的推进装置,所述储药管的出药口与出药支管相连接,所述出药支管与出药主干管相贯通。 [0011] Advantageous Effects of Invention: The present invention comprises a kit, the kit and cooperating with a plurality of injection pump, the said cartridge has a plurality of uniformly distributed drug reservoir tube, said injection pump comprising a and said rod cooperating cartridge reservoir, propulsion means for driving the reciprocating piston, the reservoir of a drug cartridge with a drug outlet branch pipe is connected to the branch pipe and the drug out of the drug phase through the main pipe. 药盒的设置,能够将一定体积的药液分散到多个储药管内, 进而便于延长储药管的总长度,从而能够有效降低固定体积药液单位注射量的推进精度, 最终起到降低推进装置生产成本的目的,本发明对推进装置的推进精度要求较低,能够有效降低注射装置的生产成本。 A kit is provided, the volume of drug solution can be dispersed into a plurality of reservoir cartridge, thereby to facilitate the extension of the overall length of the reservoir tube, thereby effectively reducing the volume of liquid propulsion accuracy fixing unit injection volume, serve to reduce the final propulsion purpose apparatus production cost, the present invention is low precision propulsion means for propulsion, can effectively reduce the production cost of the injection device.

附图说明 BRIEF DESCRIPTION

[0012] 图1是本发明一种注射装置的分解示意图。 [0012] FIG. 1 is an exploded schematic view of present invention provides a device for injection.

[0013] 图2是本发明一种注射装置的主视图。 [0013] FIG. 2 is a front view of an injection device of the present invention.

[0014] 图中:1.药盒、21 •储药管、22.活塞杆、23.推进装置、231 •丝杆、232 •丝杆支架、 233.丝母、234.驱动装置、235.弹簧、236.推杆、3.出药支管、4•出药主干管。 [0014] FIG: 1 cartridge, 21 • storage cartridge, the piston rod 22, the propulsion device 23, 231 • screw, 232 • screw holder 233. The nut, drive means 234, 235.... spring 236 pusher, 3. the drug manifold, 4 • the drug main pipe.

具体实施方式 Detailed ways

[0015] 下面结合附图1至附图2并通过具体实施方式来进一步说明本发明的技术方案。 [0015] below with reference to Figures 1 to 2 and from the detailed description to further illustrate the technical solutions of the present invention.

[0016] 一种注射装置,包括药盒1,药盒的上表面均匀开设有有多个用于存放注射药液的储药管21,所述储药管21分别与注射栗上的活塞杆22相配合,注射栗还包括用于驱动活塞杆22往返运动的推进装置23,所述推进装置23包括丝杆231、丝杆支架232、沿所述丝杆231 往返运动的丝母233、以及用于驱动所述丝杆231旋转的驱动装置234,所述丝母233上设置有用于驱动所述活塞杆22往返运动的推杆236,所述推进装置23还包括用于控制所述驱动装置234工作的电控装置,驱动装置234包括步进电机及用于步进电机变速的变速箱,变速箱的动力输出轴与丝杆231的一端相连接,为了减小步进电机的功耗,丝母233和丝杆支架232之间的丝杆231上还套设有弹簧235,弹簧235的设置,能够有效降低步进电机的旋转扭力,进而起到有效减小步进电机功耗的作用。 [0016] An injection device, comprising a cartridge 1, the upper surface of the cartridge defines a plurality of uniformly injecting liquid reservoir for storing the cartridge 21, respectively, the piston rod 21 and the reservoir on the injection cartridge chestnut 22 cooperates, for driving the injection Li propulsion device further comprises a piston rod 22 reciprocates 23, the propulsion device 23 comprises a screw 231, screw the bracket 232, 231 along the lead screw nut 233 to reciprocate, and driving means for driving the rotation of the lead screw 231 234, is provided for driving the piston rod 22 reciprocating ram 236, the propulsion device 23 further comprises means for controlling said drive means on the nut 233 operating the electronic control device 234, the drive means comprises a stepper motor and gearbox 234 to shift the stepper motor, lead screw and the gearbox output shaft 231 is connected to one end, in order to reduce power consumption of the stepping motor, the lead screw 231 between the nut 233 and the screw bracket 232 is also provided with a spring sleeve 235, a spring 235, can effectively reduce the rotational torque of the stepping motor, and thus play a role in effectively reducing the power consumption of the stepping motor .

[0017] 作为本发明的优选实施方式,以3000ul体积的胰岛素为例,将其置入单个总行程长度为30mm长的储药管21内进行注射,其O.lul单位体积的胰岛素需要推进装置具有0 • 001mm的推进精度;而如果将3000ul体积的胰岛素按照本实施例中的注射方式,将其分别置入10个总行程长度为30mm长的注射管内进行注射,同样O.lul单位体积的胰岛素需要推进装置仅需0.01mm的推进精度即可达到同样的效果,因此采用本发明的注射装置,能够有效的降低推进装置的推进精度,且能够达到同样的注射精度,从而起到有效降低注射装置生产成本的目的。 [0017] As a preferred embodiment of the present invention, to 3000ul volume of insulin as an example, put it into a single overall length of 30mm stroke length of the reservoir injection tube 21, which O.lul unit volume of insulin required propulsion means having 0 • promote accuracy of 001mm; 3000ul if the volume of insulin according to the present embodiment by injection, which were placed 10 total stroke length of 30mm length within the injection syringe, the same unit volume O.lul insulin need only propulsion propulsion device of 0.01mm accuracy can achieve the same effect, so the use of the injection device of the present invention can effectively reduce the accuracy of the propulsion propulsion apparatus, and can achieve the same accuracy of injection, thereby effectively reducing the injection functions purpose device production cost.

[0018]作为本发明进一步的优选实施方式,所述储药管21的出药口与出药支管3相连接, 所述出药支管3与出药主干管4相贯通,所述储药管21的出药口的一侧设置有用于补给药液的进药口,所述进药口上设置有用于进药的进药支管,所述进药支管与进药主干管相贯通。 [0018] As a further preferred embodiment of the present invention, showing the reservoir cartridge 21 and a drug outlet branch pipe 3 is connected to the drug, the drug of the branch pipe 3 and the stem 4 with a drug through the reservoir cartridge the drug side opening 21 is provided with a supply opening for liquid into the drug, the drug is provided an intake manifold, the intake manifold and the drug into the drug through the main pipe for the intake phase of the drug into the drug inlet. 此结构设计,能够便于将多个储药管21内的药液集中流出,同时,也便于对多个储药管21进行药液补给。 This structure is designed to facilitate the plurality of liquid storage cartridge 21 within the effluent concentration, but also facilitate more reservoirs for liquid supply cartridge 21.

[0019]以上结合具体实施例描述了本发明的技术原理。 [0019] The embodiments described above with reference to specific technical principles of the present invention. 这些描述只是为了解释本发明的原理,而不能以任何方式解释为对本发明保护范围的限制。 The description is only to explain the principles of the present invention, not to be construed in any way as limiting the scope of the present invention. 基于此处的解释,本领域的技术人员不需要付出创造性的劳动即可联想到本发明的其它具体实施方式,这些方式都将落入本发明的保护范围之内。 Based on the explanation herein, those skilled in the art without creative efforts to think of other embodiments of the present invention, these methods are intended to fall within the scope of the present invention.

Claims (4)

1.一种注射装置,其特征在于:包括药盒(1),以及与所述药盒(1)相配合的若干个注射泵,所述药盒上均布有若干个储药管(21),所述注射栗包括用于和所述储药管(21)相配合的活塞杆(22),以及用于驱动所述活塞杆(22)往返运动的推进装置(23),所述储药管(21) 的出药口与出药支管⑶相连接,所述出药支管⑶与出药主干管⑷相贯通,所述推进装置(23)包括丝杆(231)、丝杆支架(232)、沿所述丝杆(231)往返运动的丝母(233)、以及用于驱动所述丝杆(231)旋转的驱动装置(234),所述推进装置(23)还包括套设在所述丝母(233) 和丝杆支架(232)之间的丝杆(231)上的弹簧(235)。 An injection device comprising: a cartridge (1), and with the kit (1) a plurality of cooperating injection pump, uniform drug reservoir has a plurality of tubes (21 on the cartridge ), the injection Li and the reservoir comprises a cartridge (21) cooperating piston rod (22), and a propulsion means for driving said piston (22) reciprocates (23), said reservoir cartridge (21) is a drug and a drug outlet branch pipe is connected ⑶, the drug out of the drug and the branch pipe ⑶ ⑷ phase through the main pipe, said propulsion means (23) comprises a screw (231), the screw bracket ( 232), the nut along the screw (231) reciprocates (233), and means for driving the (231) drive means (234) of the screw rotation, the propulsion means (23) further comprises a sleeve disposed between said screw nut (233) and the screw bracket (232) a spring (235) on (231).
2. 根据权利要求1所述的一种注射装置,其特征在于:所述丝母(233)上设置有用于驱动所述活塞杆(22)往返运动的推杆(236)。 2. An injection device according to claim 1, wherein: said nut is provided with a push rod for driving the piston rod (22) reciprocates (236) on (233).
3. 根据权利要求1所述的一种注射装置,其特征在于:还包括用于控制所述驱动装置(234)工作的电控装置。 An injection device according to claim 1, characterized in that: further comprising a control means for controlling said electric drive means (234) to work.
4. 根据权利要求1所述的一种注射装置,其特征在于:所述储药管(21)的出药口的一侧设置有用于补给药液的进药口,所述进药口上设置有用于进药的进药支管,所述进药支管与进药主干管相贯通。 4. An injection device according to claim 1, wherein: said reservoir cartridge (21) provided on the side of the medicine intake port opening for replenishing the chemical liquid drug, the drug is provided on the intake port for drug into the drug intake manifold, the intake manifold and the drug into the drug through tube relative to the trunk.
CN201510038812.XA 2015-01-26 2015-01-26 An injection device CN104587563B (en)

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