CN114796724B - Needle tube separating device of standard injector - Google Patents

Abstract

The invention relates to a separating device, in particular to a standard syringe needle tube separating device. The invention provides a standard syringe needle tube separating device capable of separating a syringe and a needle by pulling out. The invention provides a standard syringe needle tube separating device which comprises a fixed frame, a hollow sleeve, separating blocks, an inflating mechanism and separating mechanisms, wherein the hollow sleeve is arranged on the right side of the inner top of the fixed frame, the inflating mechanism capable of inflating is arranged in the fixed frame, the separating mechanisms capable of separating a needle tube from the needle head are arranged on the outer wall of the hollow sleeve, and two separating blocks capable of clamping the needle head are arranged on the separating mechanisms. The first piston slides upwards to push the air in the first sleeve into the second sleeve through the first guide pipe, the second piston slides downwards under the action of air pressure to drive the fixing ring to move downwards, and the fixing ring moves downwards to drive the separation block to move downwards through the first telescopic rod so as to detach the needle head of the syringe.

Description

A standard syringe needle separation device

Technical field

The present invention relates to a separation device, in particular to a standard syringe needle separation device.

Background technique

A syringe is a common medical appliance. After the syringe is used, the needle tube and needle must be separated for subsequent processing.

The patent with patent authorization announcement number CN113578922A discloses a device for separating medical waste needles and syringes. The device includes a first support frame and a casing. The top of the first support frame is provided with a casing; a first support plate, a first The upper side of the inner wall of the support frame is provided with a first support plate; the baffle is provided with a baffle on one side of the first support plate; the second support plate is provided with a second support plate in the middle of both sides of the baffle; the blade is a second support Blades are provided on the upper part of the board; a power mechanism is provided on the lower part of one side of the casing; a rotation fixing mechanism is provided on the power mechanism. When the separation device is in use, first start the motor, the motor output shaft drives the transmission shaft and the first full gear to rotate through the transmission assembly, the first full gear drives the turntable, rotating rod, rotating frame and charging tube to rotate, and then manually place the syringes in sequence into the charging tube. The charging tube drives the syringe to rotate. When the syringe comes into contact with the blade, the blade will cut the part where the syringe needle tube and the needle are connected. At this time, the syringe continues to rotate. When the needle comes into contact with the baffle, the needle stops. Rotate, thereby separating the needle tube and the needle. The needle will fall on the front side of the top of the first support frame. Then the medical staff will manually take out the needle tube and put it into the next syringe. The device will operate repeatedly because the separation method of the separation device is through the blade. This is achieved by cutting the part where the syringe needle tube and needle are connected. The blade will wear out under long-term use, making it difficult to separate the syringe needle tube and needle in the later stage, causing unnecessary trouble to the staff.

In view of the above problems, the present invention provides a standard syringe needle tube separation device that can separate the syringe and the needle by pulling out.

Contents of the invention

In order to overcome the shortcoming that the existing separation method of the separation device is realized by a blade, which will wear out under long-term use, making it difficult to separate the syringe needle and the needle in the later stage, the technical problem of the present invention is to provide a A standard syringe needle separation device that can separate the syringe and needle by pulling it out.

The present invention is realized through the following technical approaches: a standard syringe needle tube separation device, which includes a fixed frame, a hollow sleeve, a separation block, an inflation mechanism and a separation mechanism. A hollow sleeve is provided on the top right side of the fixed frame, and a hollow sleeve is provided inside the fixed frame. There is an inflation mechanism capable of inflating, and a separation mechanism capable of separating the syringe and the needle is provided on the outer wall of the hollow sleeve. The separation mechanism is provided with two separation blocks capable of blocking the needle.

Optionally, the inflation mechanism includes a first fixed block, a first sleeve, a first piston, a first conduit and an inflatable block. A first fixed block is provided on the left side of the middle part of the fixed frame, and a third fixed block is provided on the first fixed block. A sleeve is provided with a first piston slidingly provided in the first sleeve, a first conduit provided on the upper part of the first sleeve, and an inflatable block slidably provided on the upper part of the first conduit.

Optionally, the separation mechanism includes a second sleeve, a first spring, a second piston, a fixed ring, a first telescopic rod and a second spring, and second sleeves are provided on both front and rear sides of the hollow sleeve, two A second piston is slidably provided in the second sleeve. A first spring is connected between the top of the second piston and the adjacent second sleeve. A fixed ring is provided between the lower parts of the two second pistons. The inner walls of the fixed ring are front and rear. First telescopic rods are arranged symmetrically on both sides. The separation block is connected between the extended ends of two adjacent first telescopic rods. A second spring is symmetrically wound between the outer side of the separation block and the inner wall of the fixed ring.

Optionally, a driving mechanism capable of pushing the first piston is also included. The driving mechanism includes a motor, a rolling plate, a toggle rod, a guide rod and a slotted block. A motor is provided on the left side of the bottom of the fixed frame, and the output shaft of the motor A rolling plate is provided on the top, a toggle rod is provided at the lower front side of the rolling plate, a guide rod is symmetrically provided on the left and right sides of the bottom left side of the fixed frame, and a slotted block is slidably provided between the two guide rods. The slotted block and the toggle The rod is slidingly connected, and the bottom of the first piston is connected with the slotted block.

Optionally, it also includes an ejection mechanism capable of elevating the syringe. The ejection mechanism includes a second telescopic rod, a second conduit, a second fixed block, an airtight cylinder and an ejection rod. The upper left side of the hollow sleeve A second telescopic rod is provided, the extended end of the second telescopic rod is connected to the inflatable block, the second telescopic rod is provided with a second conduit symmetrically in front and back, and two second fixed blocks are provided symmetrically in the upper part of the hollow sleeve on both front and rear sides. , an airtight cylinder is provided between two adjacent second fixed blocks, the airtight cylinder is connected to the end of the adjacent second conduit, and an ejector rod that can push up the syringe is slidably provided in the two airtight cylinders. , the push rod is slidingly connected to the upper part of the fixed frame.

Optionally, a fixing pin and a limiting block are also included. The upper right part of the fixing frame is provided with a limiting block symmetrically forward and backward through the fixing pin.

Optionally, it also includes a guide plate and a collection tube. A guide plate is provided at the bottom of the fixed frame. A collection tube that can collect needles is slidably provided on the guide plate. There is a round hole in the lower part of the fixed frame, and the collection tube is facing the circle. hole.

Optionally, four limiting rings are provided on both front and rear sides of the hollow sleeve.

From the above description of the structure of the present invention, it can be seen that the design starting point, concept and advantages of the present invention are: 1. The first piston slides upward to push the air in the first sleeve into the second sleeve through the first conduit. Under the action of the second piston, the second piston slides downward and drives the fixed ring to move downward. The fixed ring moves downward and drives the separation block to move downward through the first telescopic rod to remove the needle of the syringe.

2. The rotation of the output shaft of the motor causes the toggle rod to move upward and drive the slotted block to slide upward. The slotted block slides upward to drive the first piston to slide upward, thereby realizing the downward movement of the fixed ring and driving the separation block to the first telescopic rod. The needle of the syringe is removed by moving downward, eliminating the need for the staff to manually push the first piston.

3. Under the action of the air pressure in the airtight cylinder, the ejector pin slides upward, and the ejector pin slides upward to push the syringe to move upward, thereby enabling the syringe to move upward while pulling out the needle, making it easier to pull out the needle. It is convenient for staff to collect syringes.

4. Under the action of the limit block, the needle barrel can be limited, so that the separation block can accurately remove the needle.

5. The collection tube can collect needles that fall through the round hole.

Description of the drawings

Figure 1 is a schematic diagram of the first three-dimensional structure of the present invention.

Figure 2 is a schematic diagram of the second three-dimensional structure of the present invention.

Figure 3 is a first partial three-dimensional structural diagram of the present invention.

Figure 4 is a schematic cross-sectional structural view of the inflating mechanism and separation mechanism of the present invention.

Figure 5 is a first partial three-dimensional structural diagram of the driving mechanism of the present invention.

Figure 6 is a second partial three-dimensional structural diagram of the driving mechanism of the present invention.

Figure 7 is a schematic three-dimensional structural diagram of the object lifting mechanism of the present invention.

Figure 8 is a schematic diagram of the second partial three-dimensional structure of the present invention.

Names and serial numbers of the components in the picture: 1_Fixed frame, 2_Hollow sleeve, 3_Separation block, 4_Inflation mechanism, 41_First fixed block, 42_First sleeve, 43_First piston, 44 _First conduit, 45_Pneumatic block, 5_Separation mechanism, 51_Second sleeve, 52_First spring, 53_Second piston, 54_Fixed ring, 55_First telescopic rod, 56_Second Spring, 6_driving mechanism, 61_motor, 62_rolling plate, 63_toggle rod, 64_guide rod, 65_slotted block, 7_top object mechanism, 71_second telescopic rod, 72_second Conduit, 73_second fixed block, 74_airtight cylinder, 75_ejector rod, 8_fixing pin, 9_limiting block, 10_guide plate, 11_collection cylinder.

Detailed ways

The technical solution will be further described below in conjunction with specific embodiments. It should be noted that the words indicating directions such as up, down, left, and right mentioned in this article are only for the position of the structure shown in the corresponding drawing. . The serial numbers assigned to components in this article, such as first, second, etc., are only used to distinguish the described objects and do not have any sequential or technical meaning. The terms mentioned in this application, such as: connection and connection, include direct and indirect connections (connections) unless otherwise specified.

Example 1

Please refer to Figures 1 to 4, a standard syringe needle tube separation device includes a fixed frame 1, a hollow sleeve 2, a separation block 3, an inflation mechanism 4 and a separation mechanism 5. A hollow welded hole is welded to the top right side of the fixed frame 1 Sleeve 2, the hollow sleeve 2 is provided with four limit rings on both front and rear sides. An inflating mechanism 4 is provided in the fixed frame 1. The inflating mechanism 4 can perform inflating. A separation mechanism 5 is provided on the outer wall of the hollow sleeve 2 to separate the sleeve 2. The mechanism 5 can separate the syringe and the needle. The separation mechanism 5 is provided with two separation blocks 3, and the separation blocks 3 can block the needle.

Please refer to Figure 4. The inflation mechanism 4 includes a first fixed block 41, a first sleeve 42, a first piston 43, a first conduit 44 and an inflatable block 45. The first fixed block 4 is welded to the left side of the middle part of the fixed frame 1. Block 41, the first fixed block 41 is provided with a first sleeve 42, a first piston 43 is slidably provided in the first sleeve 42, a first conduit 44 is provided on the upper part of the first sleeve 42, and the upper part of the first conduit 44 is An inflatable block 45 is provided in a sliding manner.

Please refer to Figure 4. The separation mechanism 5 includes a second sleeve 51, a first spring 52, a second piston 53, a fixed ring 54, a first telescopic rod 55 and a second spring 56. The hollow sleeve 2 has two outer front and rear sides. Second sleeves 51 are provided on both sides, and second pistons 53 are slidably provided in both second sleeves 51. A first spring 52 is connected between the top of the second piston 53 and the adjacent second sleeve 51. A fixed ring 54 is provided between the lower parts of the two second pistons 53. A first telescopic rod 55 is provided symmetrically on both sides of the inner wall of the fixed ring 54. The separation block 3 is connected to the extended ends of the two adjacent first telescopic rods 55. A second spring 56 is symmetrically wound between the outer side of the separation block 3 and the inner wall of the fixed ring 54 .

When it is necessary to separate the needle tube of the syringe, the staff puts the syringe into the hollow sleeve 2, and the needle of the syringe presses the separation block 3 to move backward, and the second spring 56 is compressed accordingly, and the separation block 3 moves backward to drive the second spring 56. A telescopic rod 55 is shortened, and when the separation block 3 is stuck between the needle and the needle tube of the syringe, the needle of the syringe no longer squeezes the separation block 3, and the second spring 56 resets accordingly, driving the separation block 3 to move toward each other and reset the stuck syringe. The needle and the separation block 3 move toward each other to drive the first telescopic rod 55 to extend and reset. At this time, the staff pushes the first piston 43 to slide upward, and the first piston 43 slides upward to push the air in the first sleeve 42 into the first conduit. 44, the inflatable block 45 slides upward, and the gas in the first conduit 44 enters the second sleeve 51. Under the action of the air pressure, the second piston 53 slides downward, and the first spring 52 is pulled. Extend, the second piston 53 slides downward to drive the fixed ring 54 to move downward, and the fixed ring 54 moves downward to drive the separation block 3 to move downward through the first telescopic rod 55 to remove the needle of the syringe, and the needle falls down. After the collection is completed, the staff pulls the first piston 43 downward to reset, and the first piston 43 slides downward to draw the gas in the second sleeve 51 back into the first sleeve 42 through the first conduit 44. The inflatable block 45 then slides downward to reset. The first spring 52 then resets and drives the second piston 53 to slide upward to reset. The second piston 53 slides upward to drive the fixed ring 54 to move upward and reset. The fixed ring 54 moves upward through the first telescopic rod. 55 drives the separation block 3 to move upward and reset, and four limit rings are provided on both the front and rear sides of the hollow sleeve 2, thereby facilitating the staff to install the second sleeve 51.

Example 2

Please refer to Figures 3, 5 and 6. On the basis of Embodiment 1, a driving mechanism 6 is also included. The driving mechanism 6 can push the first piston 43. The driving mechanism 6 includes a motor 61 and a rolling plate 62. , toggle rod 63, guide rod 64 and slotted block 65. A motor 61 is provided on the left side of the bottom inside the fixed frame 1. A rolling plate 62 is keyed to the output shaft of the motor 61, and a toggle plate 62 is provided on the lower front side of the rolling plate 62. Rod 63, a guide rod 64 is symmetrically arranged on the left and right sides of the inner bottom of the fixed frame 1, a slotted block 65 is slidably arranged between the two guide rods 64, the slotted block 65 is slidably connected to the toggle rod 63, and the first piston The bottom of 43 is connected with the slotted block 65.

After the staff put the syringe in place, the staff started the motor 61. The output shaft of the motor 61 rotated to drive the rolling plate 62 to rotate. The rolling plate 62 rotated to drive the toggle rod 63 to move upward. The toggle rod 63 moved upward to drive the slotting block 65. Sliding upward, the slotted block 65 slides upward to drive the first piston 43 to slide upward, thereby realizing the fixed ring 54 to move downward. The first telescopic rod 55 drives the separation block 3 to move downward to remove the needle of the syringe, and the rolling plate 62 rotates. The toggle rod 63 is driven to move downward to reset. The toggle rod 63 moves downward to drive the slotted block 65 to slide downward and reset. The slotted block 65 slides downward to drive the first piston 43 to slide downward and reset, thereby causing the fixing ring 54 to move upward. The movement through the first telescopic rod 55 drives the separation block 3 to move upward and reset. After the use is completed, the staff turns off the motor 61 to stop the operation.

Please refer to Figure 3 and Figure 7, which also includes an ejection mechanism 7. The ejection mechanism 7 can eject the syringe. The ejection mechanism 7 includes a second telescopic rod 71, a second conduit 72, and a second fixed block. 73. The airtight cylinder 74 and the ejector rod 75 are welded with a second telescopic rod 71 on the left side of the upper part of the hollow sleeve 2. The extended end of the second telescopic rod 71 is connected to the inflatable block 45. The second telescopic rod 71 is symmetrically arranged front and rear. In the second conduit 72, two second fixing blocks 73 are symmetrically welded up and down on the front and rear sides of the upper part of the hollow sleeve 2. An airtight cylinder 74 is provided between the two adjacent second fixing blocks 73. The airtight cylinder 74 is adjacent to the second conduit 72. The ends of the second conduits 72 are connected, and the two airtight cylinders 74 are both provided with ejector pins 75 slidingly. The ejector pins 75 can push up the syringes, and the ejector pins 75 are slidingly connected to the upper part of the fixed frame 1 .

The inflatable block 45 slides upward to drive the second telescopic rod 71 to shorten. The second telescopic rod 71 shortens and pushes the gas into the airtight cylinder 74 through the second conduit 72. Under the action of the air pressure in the airtight cylinder 74, the ejector rod 75 slides upward. , the ejector pin 75 slides upward to push the syringe to move upward, thereby enabling the syringe to move upward while pulling out the needle, which is convenient for pulling out the needle and also convenient for the staff to collect the syringe. When the inflatable block 45 slides down, it is reset. When the second telescopic rod 71 is driven to extend and return, the second telescopic rod 71 extends to extract the gas in the airtight cylinder 74 through the second conduit 72, and the ejector rod 75 then slides downward and returns to its original position under the action of gravity.

Please refer to Figure 8, which also includes a fixing pin 8 and a limiting block 9. The upper right part of the fixed frame 1 is provided with a limiting block 9 symmetrically in front and back through the fixing pin 8.

Under the action of the limiting block 9, the syringe can be limited, allowing the staff to place the syringe in a suitable position, so that the separation block 3 can accurately remove the needle.

Please refer to Figure 8, which also includes a guide plate 10 and a collection tube 11. A guide plate 10 is provided at the bottom of the fixed frame 1. A collection tube 11 is slidably provided on the guide plate 10. The collection tube 11 can collect and fix needles. There is a round hole in the lower part of the frame 1, and the collecting tube 11 is facing the round hole.

The collection tube 11 can collect the needles that have fallen through the round hole. When the number of needles in the collection tube 11 reaches a certain amount, the staff will pull the collection tube 11 to slide outward, and then the staff will collect the needles in the collection tube 11. After the cleaning is completed, the staff pushes the collection tube 11 to slide inward to reset and close.

The above embodiments are provided for those skilled in the art to implement or use the present invention. Those familiar with the art can make various modifications or changes to the above embodiments without departing from the inventive concept of the present invention. Therefore, The protection scope of the present invention is not limited by the above embodiments, but should be the maximum scope consistent with the innovative features mentioned in the claims.

Claims (5)

1. The utility model provides a standard syringe needle tubing separator, including fixed frame (1) and hollow sleeve (2), top right side is provided with hollow sleeve (2) in fixed frame (1), characterized by still includes separation piece (3), inflating mechanism (4) and separating mechanism (5), is provided with in fixed frame (1) and can aerify inflating mechanism (4), is provided with separating mechanism (5) that can separate needle cylinder and syringe needle on hollow sleeve (2) outer wall, is provided with two separation pieces (3) that can block the syringe needle on separating mechanism (5);

the inflation mechanism (4) comprises a first fixed block (41), a first sleeve (42), a first piston (43), a first guide pipe (44) and an inflation block (45), wherein the first fixed block (41) is arranged on the left side in the middle of the fixed frame (1), the first sleeve (42) is arranged on the first fixed block (41), the first piston (43) is arranged in the first sleeve (42) in a sliding manner, the first guide pipe (44) is arranged on the upper portion of the first sleeve (42), and the inflation block (45) is arranged on the upper portion of the first guide pipe (44) in a sliding manner;

the separating mechanism (5) comprises a second sleeve (51), a first spring (52), a second piston (53), a fixed ring (54), a first telescopic rod (55) and a second spring (56), wherein the second sleeve (51) is arranged on the front side and the rear side of the outside of the hollow sleeve (2), the second pistons (53) are arranged in the two second sleeves (51) in a sliding mode, the first spring (52) is connected between the top of the second piston (53) and the similar second sleeve (51), the fixed ring (54) is arranged between the lower parts of the two second pistons (53), the first telescopic rods (55) are symmetrically arranged on the front side and the rear side of the inner wall of the fixed ring (54), the separating block (3) is connected between the extending ends of the two similar first telescopic rods (55), and the second spring (56) is symmetrically wound around the outer side of the separating block (3) and the inner wall of the fixed ring (54);

when the needle tube of the injector is required to be separated, a worker puts the injector into the hollow sleeve (2), the needle head of the injector extrudes the separating block (3) to move back, the second spring (56) is compressed along with the separating block, the separating block (3) moves back to drive the first telescopic rod (55) to be shortened, when the separating block (3) is clamped between the needle head of the injector and the needle tube, the needle head of the injector does not extrude the separating block (3), the second spring (56) resets along with the resetting to drive the separating block (3) to move in opposite directions to reset the needle head of the injector, the separating block (3) moves in opposite directions to drive the first telescopic rod (55) to extend and reset, at the moment, the worker pushes the first piston (43) to slide upwards, the first piston (43) slides upwards to push air in the first sleeve (42) into the first guide tube (44), the air in the first guide tube (45) slides upwards along with the first guide tube (44), air in the first guide tube (44) enters the second sleeve (51) along with the air, the second piston (53) slides downwards under the action of air pressure, the first spring (52) moves in opposite directions to drive the separating block (55) to reset to clamp the needle head of the injector, the first piston (55) moves downwards along with the first telescopic rod (55) to move downwards, the needle head is pulled downwards to separate the needle head (55) by the first telescopic rod (55) to be fixed downwards, and then the worker slides downwards to slide down, and the needle head fixing the needle head (55) moves downwards, the first piston (43) slides downwards to withdraw the gas in the second sleeve (51) into the first sleeve (42) through the first conduit (44), the inflating block (45) slides downwards to reset, the first spring (52) resets to drive the second piston (53) to slide upwards to reset, the second piston (53) slides upwards to drive the fixed ring (54) to move upwards to reset, the fixed ring (54) moves upwards to drive the separating block (3) to move upwards to reset through the first telescopic rod (55), and four limiting rings are arranged on the front side and the rear side of the hollow sleeve (2), so that workers can install the second sleeve (51) conveniently.

2. A standard injector syringe separation apparatus as defined in claim 1, wherein: the driving mechanism (6) capable of pushing the first piston (43) is further arranged, the driving mechanism (6) comprises a motor (61), a rolling disc (62), a poking rod (63), a guide rod (64) and a poking rod (65), the motor (61) is arranged on the left side of the bottom in the fixed frame (1), the rolling disc (62) is arranged on an output shaft of the motor (61), the poking rod (63) is arranged on the lower portion of the front side of the rolling disc (62), the guide rods (64) are symmetrically arranged on the left side and the right side of the bottom in the fixed frame (1), the poking rod (65) is arranged between the two guide rods (64) in a sliding mode, the poking rod (63) is connected with the poking rod (65) in a sliding mode, and the bottom of the first piston (43) is connected with the poking rod (65).

3. A standard injector syringe separation apparatus as defined in claim 2, wherein: the needle cylinder jacking device is characterized by further comprising a jacking mechanism (7) capable of jacking the needle cylinder, wherein the jacking mechanism (7) comprises a second telescopic rod (71), a second guide pipe (72), a second fixing block (73), an airtight cylinder (74) and a jacking rod (75), the second telescopic rod (71) is arranged on the left side of the upper portion of the hollow sleeve (2), the extension end of the second telescopic rod (71) is connected with the inflation block (45), the second guide pipe (72) is symmetrically arranged on the front side and the rear side of the upper portion of the hollow sleeve (2), two second fixing blocks (73) are symmetrically arranged on the front side and the rear side of the upper portion of the hollow sleeve (2), an airtight cylinder (74) is arranged between the two second fixing blocks (73) which are close, the airtight cylinder (74) is communicated with the end portions of the second guide pipe (72) which are close, the jacking rod (75) capable of jacking the needle cylinder is slidably arranged in the two airtight cylinders (74), and the upper portion of the fixing frame (1) is slidably connected.

4. A standard injector syringe separation apparatus as claimed in claim 3, wherein: the fixing frame also comprises a fixing pin (8) and a limiting block (9), wherein the limiting block (9) is symmetrically arranged at the front and back of the right upper part of the fixing frame (1) through the fixing pin (8).

5. A standard injector syringe separation apparatus as defined in claim 4, wherein: the needle head collecting device is characterized by further comprising a guide plate (10) and a collecting barrel (11), wherein the guide plate (10) is arranged at the bottom of the fixed frame (1), the collecting barrel (11) capable of collecting the needle head is arranged on the guide plate (10) in a sliding mode, a round hole is formed in the lower portion of the fixed frame (1), and the collecting barrel (11) is opposite to the round hole.