CN201376173Y - Ring bracing device for assembling machine for needle seat seal ring of safe self-destructive injector - Google Patents
Ring bracing device for assembling machine for needle seat seal ring of safe self-destructive injector Download PDFInfo
- Publication number
- CN201376173Y CN201376173Y CN200920113215U CN200920113215U CN201376173Y CN 201376173 Y CN201376173 Y CN 201376173Y CN 200920113215 U CN200920113215 U CN 200920113215U CN 200920113215 U CN200920113215 U CN 200920113215U CN 201376173 Y CN201376173 Y CN 201376173Y
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- Prior art keywords
- ring
- support
- needle
- support claw
- sealing ring
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Abstract
The utility model provides a ring bracing device for an assembling machine for the needle seat seal ring of a safe self-destructive injector, which belongs to the technical field of medical machinery, and solves the problems of the prior ring bracing device that manual ring bracing leads to product pollution and low efficiency. The ring bracing device comprises a rotating disk of the needle seat seal ring assembling machine and a plurality of ring bracing seats uniformly distributed in the circumferential direction, wherein a plurality of bracing claws are uniformly distributed in the circumferential direction are arranged at the ports of the ring bracing seats, the bracing claws are bar-shaped, the inner ends thereof are articulated in the ring bracing seats, the outer ends thereof extend out of the ring bracing seats, an enclosing mechanism which can gather the outer ends of the bracing claws to enclose the seal ring is arranged on the bracing claws, and a ring bracing mechanism which can expand the seal ring when the outer ends of the bracing claws spread is arranged in the ring bracing seats. The ring bracing device has the advantages that the seal ring is under uniform stress when being expanded and is not easy to scuff, the service life is long, and the device is not easy to damage.
Description
Technical field
The utility model belongs to technical field of medical treatment mechanical, relates 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 purpose of this utility model is that the ring-supporting device at the needle-stand sealing ring assembling of existing safety self-destructing syringe exists above-mentioned problem, 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.
The purpose of this utility model 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; Lack 13; Peel off cylinder 14; Needle stand 15.
The specific embodiment
Below be specific embodiment of the utility model and in conjunction with the accompanying drawings, the technical solution of the utility model is further described, but the utility model 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 |
|---|---|---|---|
| CN200920113215U CN201376173Y (en) | 2009-01-21 | 2009-01-21 | Ring bracing device for assembling machine for needle seat seal ring of safe self-destructive injector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920113215U CN201376173Y (en) | 2009-01-21 | 2009-01-21 | Ring bracing device for assembling machine for needle seat seal ring of safe self-destructive injector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201376173Y true CN201376173Y (en) | 2010-01-06 |
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ID=41516269
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920113215U Expired - Lifetime CN201376173Y (en) | 2009-01-21 | 2009-01-21 | Ring bracing device for assembling machine for needle seat seal ring of safe self-destructive injector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201376173Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110253009A (en) * | 2019-08-01 | 2019-09-20 | 湖南镭目科技有限公司 | A kind of sealing ring automatic separating apparatus |
| CN112743314A (en) * | 2020-12-29 | 2021-05-04 | 苏州富强科技有限公司 | Be applied to assembly quality of pipe fitting |
| CN112743332A (en) * | 2020-12-29 | 2021-05-04 | 苏州富强科技有限公司 | Dialysis tube assembling equipment |
-
2009
- 2009-01-21 CN CN200920113215U patent/CN201376173Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110253009A (en) * | 2019-08-01 | 2019-09-20 | 湖南镭目科技有限公司 | A kind of sealing ring automatic separating apparatus |
| CN112743314A (en) * | 2020-12-29 | 2021-05-04 | 苏州富强科技有限公司 | Be applied to assembly quality of pipe fitting |
| CN112743332A (en) * | 2020-12-29 | 2021-05-04 | 苏州富强科技有限公司 | Dialysis tube assembling equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20100106 Effective date of abandoning: 20090121 |