CN213922767U

CN213922767U - Conveyer belt for syringe

Info

Publication number: CN213922767U
Application number: CN202022983510.9U
Authority: CN
Inventors: 季亚君
Original assignee: Individual
Current assignee: Shanghai Yali Machinery Technology Co ltd
Priority date: 2020-12-14
Filing date: 2020-12-14
Publication date: 2021-08-10
Anticipated expiration: 2030-12-14

Abstract

The utility model belongs to the technical field of medical machine, concretely relates to conveyer belt for syringe. The conveying belt for the injector comprises a conveying device, wherein the conveying device comprises two chain wheels, chain plates and a limiting plate, the chain plates are closed and sleeved on the two chain wheels, and the inner sides of the chain plates are meshed and connected with the chain wheels; the limiting plate is positioned on the outer side of the chain plate and has a preset distance with the chain plate, and a needle cylinder conveying channel is formed between the limiting plate and the chain plate; when the chain wheel rotates, the chain plate is driven to move forwards, and the needle cylinder is clamped by the chain plate and the limiting plate to move forwards horizontally in the needle cylinder conveying channel. The utility model discloses a mode that link joint and limiting plate centre gripping cylinder were carried when stopping to carry, under clamping mechanism synergism, the cylinder can not be crowded forward and influence follow-up production.

Description

Conveyer belt for syringe

Technical Field

The utility model belongs to the technical field of medical machine, concretely relates to conveyer belt for syringe.

Background

The pre-filled catheter flusher is a common medical appliance, commonly called a syringe. The concept of a prefilled catheter irrigator was proposed by kathler, italian, as early as the 15 th century. The disposable prefilled catheter flusher completes filling before delivery, so that the pollution risk and the cross infection risk caused by manual operation are effectively reduced. The disposable pre-filled catheter flusher consists of syringe, core rod, rubber plug, needle, etc. and the needle is used mainly for extracting and injecting medicine liquid. As shown in fig. 6, the syringe 9 of the prior art includes a cylindrical barrel 91, a lug 92 connected to the barrel 91, and a nozzle 93 for placing a needle, the syringe 9 is used for placing a medical solution, and the syringe 9 is placed on a conveyor chain before filling the prefilled catheter flusher.

At present, the cylinder is in transportation process, and the cylinder of following feed mechanism output usually adopts the straight rail of slope setting directly to send into feed mechanism's feed tray in, and in this transportation process, if can damage the cylinder surface with the too tight syringe centre gripping, if too loose then the cylinder drops easily, influences production efficiency. In addition, once the conveying is suspended, the problem that a plurality of syringes are extruded forwards or even extruded out of straight rails is easily caused, so that the existing filling machine cannot meet the efficient production requirement of the prefilled catheter flusher.

SUMMERY OF THE UTILITY MODEL

The utility model discloses can't satisfy the technical problem of high-efficient production demand to current liquid filling machine, aim at provides a conveyer belt for syringe.

The conveying belt for the injector comprises a conveying device, wherein the conveying device comprises two chain wheels, a chain plate and a limiting plate, the chain plate is closed and sleeved on the two chain wheels, and the inner side of the chain plate is meshed and connected with the chain wheels;

the limiting plate is positioned on the outer side of the chain plate and has a preset distance with the chain plate, and a needle cylinder conveying channel is formed between the limiting plate and the chain plate;

and at least one chain wheel drives the chain plate to move forwards when rotating, and the chain plate and the limiting plate clamp the needle cylinder to move forwards horizontally in the needle cylinder conveying channel.

The axial direction of each chain wheel is vertical, the outer side surface of each chain plate is a plane, the inner side surface of each chain plate is of a chain structure, and the chain plates are connected with the chain wheels in a meshed mode through the chain structures.

The inner side of the chain plate is provided with a clamping mechanism, the clamping mechanism comprises a top block and an elastic mechanism, the inner side of the top block is connected with the elastic mechanism, and the outer side of the top block faces the chain plate and props against the chain plate.

The elastic mechanism comprises an ejector rod and a spring, the spring is sleeved outside the ejector rod, a clamping hole is dug outwards on the inner side surface of the ejector block, one end of the ejector rod extends into the clamping hole and has a preset distance with the inner wall of the clamping hole, the other end of the ejector rod is fixed with the rack, one end of the spring abuts against the inner wall of the clamping hole, and the other end of the spring is fixed with the ejector rod;

the top block can do horizontal telescopic motion under the action of the spring.

And a clamping groove is formed in the outer side surface of the ejecting block in an inwards-digging manner, the height of the clamping groove is greater than that of the chain plate, the chain plate is clamped in the clamping groove, and the ejecting block ejects the chain plate through the clamping groove.

The link joint inboard is equipped with an regulating plate, be equipped with at least one regulation through-hole on the regulating plate, one the other end detachable of ejector pin is fixed in one in the regulation through-hole, the regulating plate is fixed in the frame.

Be provided with one row along length direction on the regulating plate the adjusting through hole, clamping mechanism is one row, one row the ejector pin is fixed in one row on the adjusting through hole.

The limiting plate is of an inverted L-shaped structure, and the vertical section of the limiting plate is positioned on the outer side of the chain plate and forms the needle cylinder conveying channel with the chain plate;

and the transverse section of the limiting plate is fixed with the rack.

A baffle is horizontally arranged above the middle of the needle cylinder conveying channel, the baffle extends from the inlet of the needle cylinder conveying channel to the outlet of the needle cylinder conveying channel, and the baffle blocks the needle cylinder in the needle cylinder conveying channel.

The baffle is fixed with the limiting plate.

The two chain wheels are respectively a driving chain wheel and a driven chain wheel, the conveying device comprises a driving motor, a motor shaft of the driving motor is connected with the driving chain wheel, the driving motor drives the driving chain wheel to rotate, and then drives the driven chain wheel to rotate, so that the chain plate is moved.

The utility model discloses an actively advance the effect and lie in: the utility model discloses a conveyer belt for the syringe has abandoned the mode that the tradition directly carried through straight rail, but through the mode that link joint and limiting plate centre gripping cylinder carried, when stopping carrying, under clamping mechanism synergism, the cylinder can not be crowded forward and influence follow-up production. Because the conveying device is positioned between the feeding device and the feeding disc, the retention time of the needle cylinder on the conveying device is longer, and the needle cylinder can be orderly conveyed only by matching an independent conveying device with the clamping mechanism.

Drawings

FIG. 1 is a schematic view of an overall structure of the present invention;

fig. 2 is a schematic view of an overall structure of the conveying device of the present invention;

FIG. 3 is a schematic view of an internal structure of the conveying device of the present invention;

fig. 4 is a schematic view of an overall structure of the clamping mechanism of the present invention;

fig. 5 is an enlarged schematic view of the clamping mechanism of the present invention;

fig. 6 is a schematic view showing a structure of a syringe in the prior art.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention will be further explained with reference to the specific drawings.

Referring to fig. 1 to 5, the conveyor belt for the injector comprises a conveyor 2, wherein the conveyor 2 comprises two chain wheels 21, chain plates 22 and a limiting plate 23, the chain plates 22 are closed and sleeved on the two chain wheels 21, and the inner sides of the chain plates 22 are meshed with the chain wheels 21. As shown in fig. 3, when moving forward from left to right, both the two sprockets 21 rotate counterclockwise, the axial direction of each sprocket 21 is vertical, the outer side surface of each link plate 22 is a plane, the inner side surface of each link plate 22 is a chain structure, and the link plates 22 are meshed with the sprockets 21 through the chain structures. The retainer plate 23 is located outside the link plate 22 and has a predetermined distance from the link plate 22, which is not smaller than the outer diameter of the barrel 91 of the needle cylinder 9. as shown in fig. 3, the length direction of the retainer plate 23 is the left-right direction, the two sprockets 21 are arranged in the left-right direction, and the needle cylinder conveying path 24 is formed between the retainer plate 23 and the link plate 22. When at least one chain wheel 21 rotates, the chain plate 22 is driven to move forwards, and the chain plate 22 and the limiting plate 23 clamp the needle cylinder 9 to move forwards horizontally in the needle cylinder conveying channel 24.

Referring to fig. 2, a blocking plate 25 is horizontally disposed above the middle of the syringe transfer path 24, the blocking plate 25 extends from the inlet of the syringe transfer path 24 to the outlet of the syringe transfer path 24, and the blocking plate 25 blocks the syringe 9 in the syringe transfer path 24. The shutter 25 is preferably fixed to the stopper plate 23 by a fixing block 251.

Referring to fig. 4 and 5, a clamping mechanism 6 is arranged on the inner side of the chain plate 22, the clamping mechanism 6 comprises a top block 61 and an elastic mechanism, the elastic mechanism is connected with the inner side of the top block 61, and the outer side of the top block 61 faces the chain plate 22 and supports against the chain plate 22. The elastic mechanism comprises an ejector rod 62 and a spring 63, the spring 63 is sleeved outside the ejector rod 62, a clamping hole is formed in the inner side face of the ejector block 61 in an outward digging mode, one end of the ejector rod 62 extends into the clamping hole and has a preset distance with the inner wall of the clamping hole, the other end of the ejector rod 62 is fixed with the rack, one end of the spring 63 abuts against the inner wall of the clamping hole, and the other end of the spring 63 is fixed with the ejector rod 62. The top block 61 can do horizontal telescopic motion under the action of the spring 63. The outer side surface of the top block 61 is provided with a clamping groove 611 in an inward digging manner, the height of the clamping groove 611 is larger than that of the chain plate 22, the chain plate 22 is clamped in the clamping groove 611, and the top block 61 supports against the chain plate 22 through the clamping groove 611. Tangent planes are arranged on the left side and the right side of the top block 61, and the left side and the right side of the clamping groove 611 are of open structures. The utility model discloses carry cylinder 9 in-process, if link joint 22 stops, in order to avoid the too big syringe 9 of pressure to extrude forward, consequently under spring 63's effect, kicking block 31 just withstands cylinder 9 to the coefficient of friction of cylinder 9 and can not let cylinder 9 extrude forward again and extrude cylinder transfer passage 24, when link joint 22 continued forward motion, forward motion was followed again to cylinder 9. Preferably, a row of clamping mechanisms 6 is arranged on the inner side of the chain plate 22, and the top blocks 61 of the row of clamping mechanisms 6 support the chain plate 22 in a row.

Referring to fig. 3, the adjusting plate 26 is provided on the inner side of the link plate 22, the adjusting plate 26 is provided with at least one adjusting through hole 261, the other end of a push rod 62 is detachably fixed in one of the adjusting through holes 261, and the adjusting plate 26 is fixed on the frame. Preferably, the adjusting plate 26 is provided with a row of adjusting through holes 261 along the length direction (left-right direction in fig. 3), the clamping mechanism 6 is arranged in a row, and a row of push rods 62 is fixed on the row of adjusting through holes 261.

The limiting plate 23 is an inverted L-shaped limiting plate 23, and the vertical section of the limiting plate 23 is positioned outside the chain plate 22 and forms a syringe conveying channel 24 with the chain plate 22. The transverse section of the limiting plate 23 is fixed with the frame.

Two sprockets 21 are driving sprocket and driven sprocket respectively, and conveyor 2 includes driving motor 27, and driving motor 27 is connected to driving motor's motor shaft, and driving motor 27 drives driving sprocket and rotates, and then drives driven sprocket and rotate, realizes that link joint 22 removes. As shown in fig. 3, the right sprocket 21 is a driving sprocket, and the left sprocket 21 is a driven sprocket. The motor shaft of the driving motor 27 directly passes through the frame and then is connected with a driving chain wheel above the frame. The motor housing of the drive motor 27 is fixed to the frame. The motor shaft can also be sleeved with a support column for supporting the driving sprocket, and the lower part of the driven sprocket is also fixed on the frame through another support column. The left and right sides of the transverse section of the limiting plate 23 can be fixed on the left and right supporting columns respectively through the fixing plates.

Referring to fig. 1, when the present invention is used in an injector filling machine, the conveying device 2 is disposed between the feeding device 1 and the feeding disc 3, the inlet of the syringe conveying channel 24 is connected to the outlet of the feeding device 1, and the outlet of the syringe conveying channel 24 is connected to the inlet of the feeding disc 3. Feeding device 1 sends the cylinder to feed tray 3 through conveyor 2, and the export of feed tray 3 links up the entry of filling dish 4, and the export of filling dish 4 links up the entry of play dish 5. The side edge of the filling disc 4 is also provided with a plugging mechanism 71, a filling mechanism 72 and a cap screwing mechanism 73 in sequence along the advancing direction of the needle cylinder 9, and a vacuumizing mechanism 8 is respectively arranged between the side edge of the plugging mechanism 71, the filling mechanism 72 and the cap screwing mechanism 73. The feed tray 3, the filling tray 4 and the discharge tray 5 work in conjunction to deliver the needle cylinder 9. The plug adding mechanism 71 is used for extruding the rubber plug into the inner cavity of the needle cylinder 9, and the rubber plug is finely adjusted and moved downwards through the vacuumizing mechanism 8 on the side edge of the rubber plug. The filling mechanism 72 is used for filling the liquid medicine into the plugged syringe 9, and the other vacuum pumping mechanism 8 is used for performing upward fine adjustment movement on the rubber plug which is squeezed into the syringe 9. The cap screwing mechanism 73 is used for screwing the cylinder cap on the lower end of the filled and pumped cylinder 9. The pre-filled catheter flusher with higher quality can be obtained by fine adjustment of the position of the rubber plug in the needle cylinder 9 through the two vacuumizing mechanisms 8.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The conveying belt for the injector comprises a conveying device, and is characterized in that the conveying device comprises two chain wheels, a chain plate and a limiting plate, the chain plate is closed and sleeved on the two chain wheels, and the inner side of the chain plate is meshed and connected with the chain wheels;

2. The conveyor belt for syringes as in claim 1, wherein each of said sprockets has a vertical axial direction, said link plates have flat outer side surfaces, said link plates have chain structures on their inner side surfaces, and said link plates are engaged with said sprockets by said chain structures.

3. The conveyor belt according to claim 1, wherein a gripping mechanism is provided on an inner side of the link plate, the gripping mechanism comprising a top block and a resilient mechanism, the resilient mechanism being connected to the inner side of the top block, and the outer side of the top block facing and abutting against the link plate.

4. The conveyor belt for syringes according to claim 3, wherein the elastic mechanism comprises a push rod and a spring, the spring is sleeved outside the push rod, a clamping hole is dug outwards on the inner side surface of the push block, one end of the push rod extends into the clamping hole and has a preset distance with the inner wall of the clamping hole, the other end of the push rod is fixed with the frame, one end of the spring abuts against the inner wall of the clamping hole, and the other end of the spring is fixed with the push rod;

5. The conveyor belt for syringes according to claim 3, wherein a clamping groove is dug inward on an outer side surface of the top block, the clamping groove has a height greater than a height of the link plate, the link plate is held in the clamping groove, and the top block abuts against the link plate through the clamping groove.

6. The conveyor belt for syringes according to claim 4, wherein the link plate is provided at an inner side thereof with an adjusting plate having at least one adjusting through-hole, and one of the lift pins is detachably fixed at the other end thereof in one of the adjusting through-holes, and the adjusting plate is fixed to the frame.

7. The conveyor belt for syringes as claimed in claim 6, wherein the adjustment plate has a row of said adjustment through holes along a length direction thereof, the clamping mechanism has a row of said ejector pins fixed to the row of said adjustment through holes.

8. The conveyor belt for syringes according to claim 1, wherein the limiting plate is an inverted L-shaped limiting plate, and the vertical section of the limiting plate is located outside the link plate and forms the syringe conveying channel with the link plate;

and the transverse section of the limiting plate is fixed with the rack.

9. The conveyor belt according to claim 1, wherein a baffle is horizontally disposed above the middle portion of the syringe conveying path, the baffle extends from the inlet of the syringe conveying path to the outlet of the syringe conveying path, the baffle blocks the syringe in the syringe conveying path, and the baffle is fixed to the position-limiting plate.

10. The conveyor belt for syringes as in claim 1, wherein the two sprockets are a driving sprocket and a driven sprocket, and the conveyor comprises a driving motor, the driving motor has a motor shaft connected to the driving sprocket, and the driving motor drives the driving sprocket and the driven sprocket to rotate.