CN101480774A - Ring-supporting device of machine for assembling needle base seal ring of safety self-destructing injection syringe - Google Patents
Ring-supporting device of machine for assembling needle base seal ring of safety self-destructing injection syringe Download PDFInfo
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- CN101480774A CN101480774A CNA2009100955774A CN200910095577A CN101480774A CN 101480774 A CN101480774 A CN 101480774A CN A2009100955774 A CNA2009100955774 A CN A2009100955774A CN 200910095577 A CN200910095577 A CN 200910095577A CN 101480774 A CN101480774 A CN 101480774A
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- ring
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- needle
- supporting
- sealing ring
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Abstract
The invention provides a ring supporting device for a needle-stand sealing ring assembling machine of a safe self-destruction type injector, which belongs to the technical field of medical appliances and solves the problems of product pollution and low efficiency caused by the manual ring supporting of the prior ring supporting device. The ring supporting device for a needle-stand sealing ring assembling machine of a safe self-destruction type injector comprises a rotating disc of the needle-stand sealing ring assembling machine and a plurality of cylinder-shaped ring supporting stands uniformly distributed on the rotating disc along the circumferential direction, wherein the end opening of each ring supporting stand is provided with a plurality of supporting claws uniformly distributed along the circumferential direction, and the supporting claws are in strip shapes. Furthermore, the inner end of each supporting claw is hinged into each ring supporting stand, the outer end of each supporting claw extends out of each ring supporting stand, the supporting claws are provided with gathering mechanisms which can gather the outer ends of the supporting claws and mount sealing rings into the ring supporting stands, and the ring supporting stands are internally provided with ring supporting mechanisms which can enlarge the sealing rings when the outer ends of the supporting claws spread towards the circumference. The ring supporting device has the advantages of uniform bearing force during the supporting action of the sealing rings, difficult scrape, long service life, difficult damage, and the like.
Description
Technical field
The invention belongs to technical field of medical treatment mechanical, relate to the ring-supporting device of the needle-stand sealing ring assembling of a kind of ring-supporting device, particularly a kind of safety self-destructing syringe.
Background technology
The disposable safety self-ruined syringe of the latest generation of market sale generally comprises needle cylindrical unit, needle stand, plug and pin pull bar, its structure is the front end that needle stand is arranged on needle cylindrical unit, plug is connected in the front end of pin pull bar, and the front end of pin pull bar is inserted into the needle cylindrical unit from the rear end activity of needle cylindrical unit.After soup in needle cylindrical unit was totally lost, after both having used, pin pull bar front end snapped onto in the needle stand, the pin pull bar of pulling back, and needle stand moves in the cylindrical shell simultaneously together with syringe needle provided thereon and the pin pull bar is broken at privileged site.In order between needle stand and the needle cylindrical unit good sealing property to be arranged, generally on needle stand, assemble a sealing ring.
For the assembling of disposable syringe, very high hygienic requirements is arranged, sealing ring is installed to also same requirement in the needle stand.The assembling of general sealing ring, be to be enclosed within on the needle stand after the sealing ring support greatly, traditional method is that employing is manual again, and manual disadvantage is that syringe adheres to germ easily, in assembling process, can produce needle stand unavoidably and pollute, cause the product hygienic requirements defective.On the other hand, manual assembling speed is also lower, is difficult to adapt to the intense market competition needs.
Summary of the invention
The objective of the invention is to have above-mentioned problem at the ring-supporting device of the needle-stand sealing ring assembling of existing safety self-destructing syringe, stressed even, difficult scuffing when a kind of sealing ring can being strutted is provided, the ring-supporting device of the needle-stand sealing ring assembling of long service life, non-damageable safety self-destructing syringe.
Purpose of the present invention can realize by following technical proposal: a kind of ring-supporting device of needle-stand sealing ring assembling of safety self-destructing syringe; it is characterized in that; comprise the rotating disk of needle-stand sealing ring assembling and be fixed on some support ring seats on the rotating disk by the uniform tubular of circumferencial direction; be provided with some by the uniform support claw of circumferencial direction in the port of support ring seat; described support claw is bar shaped; its the inner is hinged in the support ring seat; the support ring seat is stretched out in the outer end; on described support claw, be provided with the outer end of support claw gathered and can make the mechanism of closing up that sealing ring packs into, in the support ring seat, be provided with the support claw outer end to around the big support ring mechanism of sealing ring support when opening.
The sealing ring support that the ring-supporting device of the needle-stand sealing ring assembling of safety self-destruction syringe is realized being contained on the support claw is big, so that needle stand is packed into.Be arranged on support claw on the support ring seat under the effect of closing up mechanism, support claw closes up, and sealing ring is encased under reset condition on the support claw that closes up, the support ring mechanism action, with support claw to around open, in the open while of support claw, sealing ring is stretched.
In the ring-supporting device of the needle-stand sealing ring assembling of above-mentioned safety self-destructing syringe, described support ring mechanism comprises the strut that is arranged in the support ring seat, strut and support ring seat are slidingly connected, above-mentioned support claw is trapped among the periphery of strut, described strut with one can drive strut back down outer end that support claw makes support claw to around open travel mechanism be connected.Under the effect of travel mechanism, strut moves and support claw is backed down to support claw, make support claw to around open.
In the ring-supporting device of the needle-stand sealing ring assembling of above-mentioned safety self-destructing syringe, the described mechanism of closing up comprises several elastic tapes, is provided with some recess in the outside of each support claw, and described elastic tape is enclosed within the recess of each support claw.
After strut strutted support claw, strut resetted, and under the effect of the elastic tape outside being enclosed within support claw, support claw closes up again, waited for that next sealing ring packs into.
The situation of closing up mechanism as another kind; in the ring-supporting device of the needle-stand sealing ring assembling of above-mentioned safety self-destructing syringe; the described mechanism of closing up comprises the spring identical with the support claw number, and an end of spring withstands on the support ring seat, and the other end withstands on the outside at support claw middle part.By the spring on the support claw separately open support claw is resetted.
In the ring-supporting device of the needle-stand sealing ring assembling of above-mentioned safety self-destructing syringe, described strut is provided with the pilot hole of bar shaped, is provided with alignment pin in pilot hole, and the two ends of this alignment pin are separately fixed on the support ring seat.
In the ring-supporting device of the needle-stand sealing ring assembling of above-mentioned safety self-destructing syringe, the inboard of described support claw has the inclined-plane, and the end of described strut is tapered, and the gradient on its tapering and inclined-plane is complementary.By this structure strut is strutted support claw lentamente, guarantee not damage of sealing ring.
In the ring-supporting device of the needle-stand sealing ring assembling of above-mentioned safety self-destructing syringe, the port of described support ring seat is provided with peel plate, have on this peel plate bar shaped by the uniform breach of circumferencial direction, one end extended line of all breach can intersect at same point, corresponding breach is passed in the outer end of above-mentioned support claw, and this peel plate can promote peel plate and is connected along the cylinder of peeling off that support ring seat axis direction moves with one.Support claw passes breach, and when support claw closed up, sealing ring was enclosed within on the support claw; Because support claw is limited in the breach, can only in breach, move, after support claw strutted, sealing ring was stretched, support big sealing ring some on the peel plate between two breach, peel off cylinder and move, make the peel plate rising, sealing ring can be peeled off support claw.
In the ring-supporting device of the needle-stand sealing ring assembling of above-mentioned safety self-destructing syringe, described travel mechanism comprises the mobile cylinder that is fixed on the rotating disk, and the piston rod of mobile cylinder and above-mentioned strut are connected.
Compared with prior art, the ring-supporting device of the needle-stand sealing ring assembling of safety self-destruction syringe has following advantage:
1, the ring-supporting device of the needle-stand sealing ring assembling of safety self-destruction syringe adopts strut that support claw is strutted, and support claw evenly is difficult for scratching to the stressed of sealing ring, and support ring is effective.
2, the support ring mechanism that adopts of the ring-supporting device of the needle-stand sealing ring assembling of safety self-destruction syringe has and operates steadily, and is not fragile, long service life.
Description of drawings
Fig. 1 is the structural representation that the support claw of ring-supporting device of the needle-stand sealing ring assembling of safety self-destruction syringe closes up state.
Fig. 2 is the structural representation of support claw open configuration of ring-supporting device of the needle-stand sealing ring assembling of safety self-destruction syringe.
Fig. 3 is the ring-supporting device plan structure schematic diagram of the needle-stand sealing ring assembling of safety self-destruction syringe.
Among the figure, rotating disk 1; Support ring seat 2; Support claw 3; Sealing ring 4; Elastic tape 6; Strut 7; Inclined-plane 8; Mobile cylinder 9; Pilot hole 10; Alignment pin 11; Peel plate 12; Breach 13; Peel off cylinder 14; Needle stand 15.
The specific embodiment
Below be specific embodiments of the invention and in conjunction with the accompanying drawings, technical scheme of the present invention is further described, but the present invention be not limited to these embodiment.
As Fig. 1, Fig. 2 and shown in Figure 3, the ring-supporting device of the needle-stand sealing ring assembling of safety self-destruction syringe comprises rotating disk 1, support ring seat 2 and support claw 3, and sealing ring 4 supports that realization will be contained on the support claw 3 are big, so that needle stand 15 is packed into.
Specifically, the support ring seat 2 of tubular is fixed on the rotating disk 1, and four support claws 3 are arranged on the port of support ring seat 2 and uniform by circumferencial direction, and support claw 3 is bar shaped, and its inner is hinged in the support ring seat 2, and support ring seat 2 is stretched out in the outer end.The port peel plate 12 of support ring seat 2, have on this peel plate 12 bar shaped by the uniform breach 13 of circumferencial direction, one end extended line of breach 13 can intersect at same point, breach is four, formation is crosswise, corresponding breach 13 is passed in the outer end of support claw 3, and this peel plate 12 can promote peel plate 12 and is connected along the cylinder 14 of peeling off that support ring seat axis direction moves with one.
In support ring seat 2, be provided with support claw 3 outer ends to around the big support ring mechanism of sealing ring 4 supports when opening.Support ring mechanism comprises the strut 7 that is arranged in the support ring seat 2, and strut 7 is slidingly connected with support ring seat 2, and strut 7 is provided with the pilot hole 10 of bar shaped, is provided with alignment pin 11 in pilot hole 10, and the two ends of this alignment pin 11 are separately fixed on the support ring seat 7.Support claw 3 is trapped among the periphery of strut 7, and the inboard of support claw 3 has inclined-plane 8, and the end of strut 7 is tapered, and the gradient on its tapering and inclined-plane 8 is complementary.Strut 7 with one can drive strut 7 back down outer end that support claw 3 makes support claw 3 to around open travel mechanism be connected.Travel mechanism comprises the cylinder 9 that is fixed on the rotating disk 1, and the piston rod of cylinder 9 and strut 7 are connected.
The ring-supporting device of needle-stand sealing ring 4 kludges of safety self-destruction syringe is arranged on support claw 3 on the support ring seat 2 under the effect of closing up mechanism; support claw 3 closes up; sealing ring 4 is encased under reset condition on the support claw 3 that closes up; under the effect of travel mechanism; strut 7 moves and support claw 3 is backed down to support claw 3, make support claw 3 to around open.In the 3 open whiles of support claw, sealing ring 4 is stretched.At this moment, needle stand 15 is put in the open support claw 3, peeled off cylinder 14 and move, peel plate 12 is risen, sealing ring 4 can be peeled off support claw 3 and drop on the needle stand 15, realize sealing ring 4 is installed on the needle stand 15.After this, peel plate 12 resets, and support claw 3 resets, and waits for that support ring is peeled off next time.
Embodiment 2:
The content of embodiment 2 is substantially with embodiment 1, and difference is that the described mechanism of closing up comprises and the identical spring of support claw 3 numbers that one end of spring withstands on the support ring seat 2, and the other end withstands on the outside at support claw 3 middle parts.By the spring on the support claw 3 separately open support claw 3 is resetted.
Claims (8)
1; a kind of ring-supporting device of needle-stand sealing ring assembling of safety self-destructing syringe; it is characterized in that; comprise the rotating disk (1) of needle-stand sealing ring assembling and be fixed on rotating disk (1) and go up some support ring seats (2) of pressing the uniform tubular of circumferencial direction; be provided with some by the uniform support claw of circumferencial direction (3) in the port of support ring seat (2); described support claw (3) is bar shaped; its the inner is hinged in the support ring seat (2); support ring seat (2) is stretched out in the outer end; on described support claw (3), be provided with the outer end of support claw (3) gathered and can make the mechanism of closing up that sealing ring (4) packs into, in support ring seat (2), be provided with support claw (3) outer end to around the big support ring mechanism of sealing ring (4) support when opening.
2, the ring-supporting device of the needle-stand sealing ring assembling of safety self-destructing syringe according to claim 1, it is characterized in that, described support ring mechanism comprises the strut (7) that is arranged in the support ring seat (2), strut (7) is slidingly connected with support ring seat (2), above-mentioned support claw (3) is trapped among the periphery of strut (7), described strut (7) with one can drive strut (7) back down outer end that support claw (3) makes support claw (3) to around open travel mechanism be connected.
3, the ring-supporting device of the needle-stand sealing ring assembling of safety self-destructing syringe according to claim 2; it is characterized in that; the described mechanism of closing up comprises several elastic tapes (6); the outside at each support claw (3) is provided with some recess, and described elastic tape (6) is enclosed within the recess of each support claw (3).
4, the ring-supporting device of the needle-stand sealing ring assembling of safety self-destructing syringe according to claim 2; it is characterized in that; the described mechanism of closing up comprises and the identical spring of support claw (3) number; one end of spring withstands on the support ring seat (2), and the other end withstands on the outside at support claw (3) middle part.
5, according to the ring-supporting device of the needle-stand sealing ring assembling of claim 1 or 2 or 3 or 4 described safety self-destructing syringes, it is characterized in that, described strut (7) is provided with the pilot hole (10) of bar shaped, be provided with alignment pin (11) in pilot hole (10), the two ends of this alignment pin (11) are separately fixed on the support ring seat (2).
6, according to the ring-supporting device of the needle-stand sealing ring assembling of claim 1 or 2 or 3 or 4 described safety self-destructing syringes, it is characterized in that, the inboard of described support claw (3) has inclined-plane (8), and the end of described strut (7) is tapered, and the gradient of its tapering and inclined-plane (8) is complementary.
7, the ring-supporting device of the needle-stand sealing ring assembling of safety self-destructing syringe according to claim 6, it is characterized in that, the port of described support ring seat (2) is provided with peel plate (12), have on this peel plate (12) bar shaped by the uniform breach of circumferencial direction (13), one end extended line of all breach (13) can intersect at same point, corresponding breach (13) is passed in the outer end of above-mentioned support claw (3), and this peel plate (12) can promote peel plate (12) and is connected along the cylinder (14) of peeling off that support ring seat (2) axis direction moves with one.
8, the ring-supporting device of the needle-stand sealing ring assembling of safety self-destructing syringe according to claim 7, it is characterized in that, described travel mechanism comprises the mobile cylinder (9) that is fixed on the rotating disk (1), and the piston rod of mobile cylinder (9) and above-mentioned strut (7) are connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100955774A CN101480774B (en) | 2009-01-21 | 2009-01-21 | Ring-supporting device of machine for assembling needle base seal ring of safety self-destructing injection syringe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100955774A CN101480774B (en) | 2009-01-21 | 2009-01-21 | Ring-supporting device of machine for assembling needle base seal ring of safety self-destructing injection syringe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101480774A true CN101480774A (en) | 2009-07-15 |
| CN101480774B CN101480774B (en) | 2011-01-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100955774A Expired - Fee Related CN101480774B (en) | 2009-01-21 | 2009-01-21 | Ring-supporting device of machine for assembling needle base seal ring of safety self-destructing injection syringe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101480774B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102699659A (en) * | 2012-05-23 | 2012-10-03 | 浙江大学 | Plug screw sealing ring assembling machine |
| CN102699669A (en) * | 2012-05-30 | 2012-10-03 | 台州联方机电科技有限公司 | Micro-seal ring ferrule module |
| CN103317336A (en) * | 2013-07-17 | 2013-09-25 | 台州联方机电科技有限公司 | Automatic assembly device and method of O-type sealing ring |
| CN105364461A (en) * | 2015-12-14 | 2016-03-02 | 台州联方机电科技有限公司 | Ring expanding device |
| CN106181282A (en) * | 2016-07-13 | 2016-12-07 | 浙江科技学院 | A kind of support claw device separating box-shaped part with holes |
| CN106334933A (en) * | 2016-11-15 | 2017-01-18 | 浙江大学台州研究院 | Miniature O-ring automatic assembling machine |
| CN106514210A (en) * | 2016-12-07 | 2017-03-22 | 苏州单科机电有限公司 | Assistant assembling device for butterfly valve sealing ring |
| CN111390540A (en) * | 2020-03-27 | 2020-07-10 | 宁波爵盛科技有限公司 | Working method of sealing ring sleeving device |
-
2009
- 2009-01-21 CN CN2009100955774A patent/CN101480774B/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102699659A (en) * | 2012-05-23 | 2012-10-03 | 浙江大学 | Plug screw sealing ring assembling machine |
| CN102699659B (en) * | 2012-05-23 | 2014-06-11 | 浙江大学 | Plug screw sealing ring assembling machine |
| CN102699669A (en) * | 2012-05-30 | 2012-10-03 | 台州联方机电科技有限公司 | Micro-seal ring ferrule module |
| CN103317336A (en) * | 2013-07-17 | 2013-09-25 | 台州联方机电科技有限公司 | Automatic assembly device and method of O-type sealing ring |
| CN103317336B (en) * | 2013-07-17 | 2015-07-15 | 台州联方机电科技有限公司 | Automatic assembly device and method of O-type sealing ring |
| CN105364461B (en) * | 2015-12-14 | 2017-06-20 | 台州联方机电科技有限公司 | A kind of ring-supporting device |
| CN105364461A (en) * | 2015-12-14 | 2016-03-02 | 台州联方机电科技有限公司 | Ring expanding device |
| CN106181282A (en) * | 2016-07-13 | 2016-12-07 | 浙江科技学院 | A kind of support claw device separating box-shaped part with holes |
| CN106181282B (en) * | 2016-07-13 | 2017-12-22 | 浙江科技学院 | A kind of support claw device for separating box-shaped part with holes |
| CN106334933A (en) * | 2016-11-15 | 2017-01-18 | 浙江大学台州研究院 | Miniature O-ring automatic assembling machine |
| CN106334933B (en) * | 2016-11-15 | 2018-05-29 | 浙江大学台州研究院 | Miniature O-ring automatic assembling machine |
| CN106514210A (en) * | 2016-12-07 | 2017-03-22 | 苏州单科机电有限公司 | Assistant assembling device for butterfly valve sealing ring |
| CN111390540A (en) * | 2020-03-27 | 2020-07-10 | 宁波爵盛科技有限公司 | Working method of sealing ring sleeving device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101480774B (en) | 2011-01-05 |
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Granted publication date: 20110105 Termination date: 20180121 |