Parallel injector

Abstract

The utility model discloses a parallel type injector, which relates to the technical field of medicine injection and comprises an injection mechanism, a fixing mechanism is arranged at the bottom of the injection mechanism, a pushing mechanism is arranged at the bottom of the fixing mechanism, the injection mechanism comprises three injection tubes, the front ends of the three injection tubes are fixedly connected with injection needles, and the injection needles are connected with the fixing mechanism. The device comprises three injection pipes, a parallel rod is fixedly connected between every two adjacent injection pipes, two limiting vertical plates are fixedly installed on the rear sides of the tops of the three injection pipes, rubber pushing heads are connected to inner rings of the three injection pipes in a clamped mode, pushing rods are fixedly installed at the rear ends of the three rubber pushing heads, and pushing blocks are fixedly installed at the rear ends of the three pushing rods. According to the utility model, the injection mechanism and the pushing mechanism are matched with each other, so that the three injectors which are fixed in parallel can synchronously realize extraction and injection work, the frequency of repeated injection is reduced, the efficiency of animal vaccine injection is improved, and the labor intensity is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of drug injection, in particular to a parallel syringe. Background Art

[0002] During animal injection treatment or epidemic prevention, drugs need to be injected through a syringe. Usually, different types of drugs need to be injected at one time to protect against different types of viruses and improve the survival rate of animal breeding. The existing technology has the following problems:

[0003] Because existing drug injections usually use a single syringe for injection, each animal needs to be injected with the drug by suction, needle insertion, push injection, and injection. When a large number of animals need to be injected, the repeated injection speed is slow, the injection efficiency is low, and the injection labor intensity is high. Utility Model Content

[0004] The utility model provides a parallel syringe to solve the problems raised in the above background technology.

[0005] In order to solve the above technical problems, the technical solution adopted by the present invention is:

[0006] A parallel syringe comprises an injection mechanism, a fixing mechanism is provided at the bottom of the injection mechanism, a pushing mechanism is provided at the bottom of the fixing mechanism, the injection mechanism comprises three injection tubes, the front ends of the three injection tubes are fixedly connected with injection needles, a parallel rod is fixedly connected between two adjacent injection tubes, two limiting vertical plates are fixedly installed on the top and rear sides of the three injection tubes, the inner rings of the three injection tubes are clamped with rubber pushing heads, the rear ends of the three rubber pushing heads are fixedly installed with push rods, the rear ends of the three push rods are fixedly installed with push blocks, and a parallel plate is fixedly installed between two adjacent push blocks.

[0007] A further improvement of the technical solution of the present utility model is that: the pushing mechanism includes a fixed handle, an L-shaped fixing plate is fixedly installed on the upper front side of the fixed handle, the L-shaped fixing plate is provided with a movable groove running through from top to bottom, a connecting rod is fixedly connected between the left and right sides of the inner wall of the movable groove, an obtuse-angled inclined rod is movably installed on the outer wall of the connecting rod, a telescopic rod is fixedly installed on the top of the obtuse-angled inclined rod, and the top of the telescopic rod is movably connected to the bottom of the push block in the middle of the three push blocks.

[0008] A further improvement of the technical solution of the present utility model is that: a spring plate is fixedly connected to the lower rear side of the obtuse-angled tilting rod, the rear end of the spring plate is fixedly connected to the front side of the fixed handle, a vertical plate is fixedly installed on the horizontal top of the L-shaped fixed plate, the vertical plate is located on the front side of the movable groove, an arc-shaped sliding rod is fixedly installed on the rear side of the vertical plate, the other end of the arc-shaped sliding rod is fixedly connected to the top of the L-shaped fixed plate, the obtuse-angled tilting rod is slidably connected to the arc-shaped sliding rod, a compression spring is fixedly installed on the upper front side of the obtuse-angled tilting rod, the arc-shaped sliding rod is located on the inner side of the compression spring, and the other end of the compression spring is fixedly connected to the rear side of the vertical plate.

[0009] A further improvement of the technical solution of the present utility model is that: the fixing mechanism includes a horizontal plate, which is fixedly installed on the top of the vertical part of the L-shaped fixing plate, and three arc-shaped bases are evenly fixedly installed on the top of the horizontal plate, and three arc-shaped pressure plates are provided on the top of the three arc-shaped bases, and an L-shaped bracket 1 is fixedly installed on the left side of the horizontal plate, and an L-shaped bracket 2 is movably installed above the vertical part of the L-shaped bracket 1, and the right side of the horizontal part of the L-shaped bracket 2 is fixedly connected to the left side of the leftmost arc-shaped pressure plate, a connecting plate is fixedly connected between two adjacent arc-shaped pressure plates, and a locking mechanism is provided on the right side of the horizontal plate.

[0010] A further improvement of the technical solution of the present utility model is that: the three arc-shaped pressure plates are respectively located between the opposite surfaces of the two limiting vertical plates at the top of the three injection tubes, the three injection tubes are respectively located between the opposite surfaces of the three arc-shaped pressure plates and the three horizontal plates, and rubber pads are fixedly installed between the opposite surfaces of the three arc-shaped pressure plates and the horizontal plates.

[0011] A further improvement of the technical solution of the present utility model is that: the locking mechanism includes an L-shaped bracket three and an L-shaped bracket four, the horizontal left end of the L-shaped bracket three is fixedly connected to the right side of the rightmost arc-shaped pressure plate, the horizontal left end of the L-shaped bracket four is fixedly connected to the right side of the horizontal plate, and the vertical opposite ends of the L-shaped bracket three and the L-shaped bracket four are fixedly installed with a docking plate one, and the two docking plates one are both provided with threaded holes that pass through from top to bottom, and the inner circles of the two threaded holes are threaded with threaded rods, and the tops of the threaded rods are fixedly installed with knobs.

[0012] Due to the adoption of the above technical solution, the present invention has achieved the following technical advancements compared to the prior art:

[0013] The utility model provides a parallel syringe, which enables three syringes fixed in parallel to realize extraction and injection synchronously through the cooperation between the injection mechanism and the pushing mechanism, thereby reducing the frequency of repeated injections, improving the efficiency of animal vaccination and reducing labor intensity.

[0014] The utility model provides a parallel syringe, which can realize rapid positioning and disassembly of the parallel syringe through the mutual cooperation between the parallel arc base, the parallel arc pressure plate and the locking mechanism, thereby achieving the effect of ensuring the injection stability of the syringe while facilitating the disassembly and cleaning of the syringe tube. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is an overall schematic diagram of the structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the injection mechanism of the utility model structure;

[0017] Figure 3 This is a schematic diagram of the pushing mechanism of the utility model structure;

[0018] Figure 4 This is a schematic diagram of the fixing mechanism of the utility model structure;

[0019] Figure 5 This is a schematic diagram of the locking mechanism of the utility model structure.

[0020] In the figure: 1. injection mechanism; 11. injection tube; 12. injection needle; 13. parallel rod; 14. limit vertical plate; 15. rubber push head; 16. push rod; 17. push block; 18. parallel plate; 2. pushing mechanism; 21. fixed handle; 22. L-shaped fixing plate; 23. connecting rod; 24. obtuse-angle tilting rod; 25. telescopic rod; 26. spring; 27. vertical plate; 28. arc-shaped sliding rod; 29. compression spring; 3. fixing mechanism; 31. horizontal plate; 32. arc-shaped base; 33. L-shaped bracket 1; 34. L-shaped bracket 2; 35. arc-shaped pressure plate; 36. connecting plate; 37. rubber pad; 38. locking mechanism; 381. L-shaped bracket 3; 382. L-shaped bracket 4; 383. docking plate 1; 384. threaded hole; 385. threaded rod; 386. knob. DETAILED DESCRIPTION

[0021] To make the technical means, creative features, objectives and effects of this utility model easy to understand

[0022] Understand, the utility model is further described below in conjunction with specific implementation methods.

[0023] like Figure 1 、 Figure 2As shown, the utility model provides a parallel syringe, comprising an injection mechanism 1, a fixing mechanism 3 is provided at the bottom of the injection mechanism 1, a pushing mechanism 2 is provided at the bottom of the fixing mechanism 3, the injection mechanism 1 comprises three injection tubes 11, the front ends of the three injection tubes 11 are fixedly connected to injection needles 12, a parallel rod 13 is fixedly connected between two adjacent injection tubes 11, two limiting vertical plates 14 are fixedly installed on the top and rear sides of the three injection tubes 11, the inner rings of the three injection tubes 11 are clamped with rubber pushing heads 15, the rear ends of the three rubber pushing heads 15 are fixedly installed with push rods 16, the rear ends of the three push rods 16 are fixedly installed with push blocks 17, and a parallel plate 18 is fixedly installed between two adjacent push blocks 17;

[0024] When the push block 17 is squeezed, the push rods 16 can be pushed at the same time by utilizing the mutual connection of the parallel plates 18. The rubber push heads 15 at the front ends of the three push rods 16 are located in the inner cavities of the three syringes 11 to push forward the medicine drawn into the inner cavities of the three syringes 11 in advance, and the injection is completed by simultaneously inserting the injection needles 12 into the animal's body. The two limiting vertical plates 14 and the arc-shaped pressure plate 35 are used to limit the syringe 11 to prevent it from moving back and forth during the injection process.

[0025] like Figure 3 As shown, the pushing mechanism 2 includes a fixed handle 21, an L-shaped fixed plate 22 is fixedly installed on the front upper side of the fixed handle 21, the L-shaped fixed plate 22 is provided with a movable groove running through the upper and lower parts, a connecting rod 23 is fixedly connected between the left and right sides of the inner wall of the movable groove, an obtuse-angled tilting rod 24 is movably installed on the outer wall of the connecting rod 23, a telescopic rod 25 is fixedly installed on the top of the obtuse-angled tilting rod 24, the top of the telescopic rod 25 is fixedly connected to the bottom of the push block 17 in the middle of the three push blocks 17, and a spring piece 26 is fixedly connected to the lower rear side of the obtuse-angled tilting rod 24. The rear end is fixedly connected to the front side of the fixed handle 21, and a vertical plate 27 is fixedly installed on the horizontal top of the L-shaped fixed plate 22. The vertical plate 27 is located on the front side of the movable groove. An arc-shaped slide bar 28 is fixedly installed on the rear side of the vertical plate 27. The other end of the arc-shaped slide bar 28 is fixedly connected to the top of the L-shaped fixed plate 22. The obtuse-angled tilting rod 24 is slidably connected to the arc-shaped slide bar 28. A compression spring 29 is fixedly installed on the upper front side of the obtuse-angled tilting rod 24. The arc-shaped slide bar 28 is located on the inner side of the compression spring 29. The other end of the compression spring 29 is movably connected to the rear side of the vertical plate 27.

[0026] When in use, the obtuse-angled inclined rod 24 on the front side of the fixed handle 21 is pinched backward, so that the obtuse-angled inclined rod 24 is rotated by the connecting rod 23, and the upper end of the obtuse-angled inclined rod 24 is shortened by the telescopic rod 25 to push the push block 17 forward. At the same time, when the obtuse-angled inclined rod 24 is pinched, the spring 26 on the front side of the fixed handle 21 is squeezed, and the compression spring 29 on the rear side of the sliding opposing plate 27 of the obtuse-angled inclined rod 24 on the outer wall of the arc-shaped sliding rod 28 is squeezed, so that the obtuse-angled inclined rod 24 can automatically rebound to its original position after pinching, and the push rod 16 is pulled to reset, thereby realizing the extraction and injection work.

[0027] like Figure 4 、 Figure 5 As shown, the fixing mechanism 3 includes a transverse plate 31, which is fixedly installed on the vertical top of the L-shaped fixing plate 22, and three arc-shaped bases 32 are evenly fixedly installed on the top of the transverse plate 31. Three arc-shaped pressure plates 35 are provided on the top of the three arc-shaped bases 32. An L-shaped bracket 1 33 is fixedly installed on the left side of the transverse plate 31, and an L-shaped bracket 2 34 is movably installed above the vertical part of the L-shaped bracket 1 33. The right side of the horizontal part of the L-shaped bracket 2 34 is fixedly connected to the left side of the leftmost arc-shaped pressure plate 35, and a connecting plate 36 is fixedly connected between two adjacent arc-shaped pressure plates 35. A locking mechanism 38 is provided on the right side of the transverse plate 31. The three arc-shaped pressure plates 35 are respectively located between the opposite surfaces of the two limiting vertical plates 14 at the tops of the three injection tubes 11. The three injection tubes 11 are respectively Located between the three arc-shaped pressure plates 35 and the three horizontal plates 31, rubber pads 37 are fixedly installed between the opposite surfaces of the three arc-shaped pressure plates 35 and the horizontal plates 31. The locking mechanism 38 includes an L-shaped bracket 381 and an L-shaped bracket 4 382. The horizontal left end of the L-shaped bracket 381 is fixedly connected to the right side of the rightmost arc-shaped pressure plate 35, and the horizontal left end of the L-shaped bracket 4 382 is fixedly connected to the right side of the horizontal plate 31. The vertical opposite ends of the L-shaped bracket 381 and the L-shaped bracket 4 382 are fixedly installed with a docking plate 1 383. The two docking plates 1 383 are both provided with threaded holes 384 that pass through them from top to bottom. The inner circles of the two threaded holes 384 are threaded with threaded rods 385, and the tops of the threaded rods 385 are fixedly installed with knobs 386.

[0028] When it is necessary to clean the inner cavity of the injection tube 11, the knob 386 can be rotated to drive the threaded rod 385 to rotate out of the threaded hole 384 opened by the two docking plates 1 383 to release the limit, so that the L-shaped bracket 381 can drive the three arc-shaped pressure plates 35 connected by the connecting plate 36 to flip open upward using the movable connection between the L-shaped bracket 2 34 and the L-shaped bracket 1 33, thereby releasing the limit on the injection tube 11. The three injection tubes 11 can be pulled forward at the same time using the connection of the parallel rod 13 and separated from the rubber push head 15, so that a more thorough cleaning work can be carried out. During installation, the three injection tubes 11 are placed on the top of the three arc-shaped bases 32, and the three arc-shaped pressure plates 35 are rotated back on and stuck between the opposite surfaces of the two limiting vertical plates 14. Then the threaded rod 385 is threadedly connected to the inner circle of the threaded hole 384 again to fix it, and the rubber pad 37 between the opposite surfaces of the arc-shaped pressure plate 35 and the arc-shaped base 32 is used to improve the clamping stability of the injection tube 11.

[0029] The working principle of the parallel injector will be described in detail below.

[0030] like Figure 1-5As shown, when in use, the obtuse-angled tilting rod 24 on the front side of the fixed handle 21 is pinched backward, so that the obtuse-angled tilting rod 24 is rotated by the connecting rod 23, so that the upper end of the obtuse-angled tilting rod 24 is shortened by the telescopic rod 25 to push the push block 17 forward. At the same time, when the obtuse-angled tilting rod 24 is pinched, the spring piece 26 on the front side of the fixed handle 21 is squeezed, and the compression spring 29 on the rear side of the sliding opposing plate 27 of the obtuse-angled tilting rod 24 on the outer wall of the arc-shaped sliding rod 28 is squeezed, so that the obtuse-angled tilting rod 24 is The inclined rod 24 can automatically rebound to its original position after being squeezed. When the push block 17 is squeezed, the push rods 16 can be pushed at the same time by utilizing the mutual connection of the parallel plates 18. The rubber push heads 15 at the front ends of the three push rods 16 are located in the inner cavities of the three injection tubes 11 to push the medicine drawn into the inner cavities of the three injection tubes 11 forward, and the injection is completed by simultaneously inserting the injection needles 12 into the animal's body. The two limiting vertical plates 14 and the arc-shaped pressure plate 35 are used to limit the movement of the injection tubes 11 back and forth during the injection process. When it is necessary to clean the inner cavity of the injection tube 11, the knob 386 can be rotated to drive the threaded rod 385 to rotate out of the threaded hole 384 opened by the two docking plates 1 383 to release the limit, so that the L-shaped bracket 381 can drive the three arc-shaped pressure plates 35 connected by the connecting plate 36 to flip open upward using the movable connection between the L-shaped bracket 2 34 and the L-shaped bracket 1 33, thereby releasing the limit on the injection tube 11. The three injection tubes 11 can be pulled forward at the same time using the connection of the parallel rod 13 and separated from the rubber push head 15, so that a more thorough cleaning work can be carried out. During installation, the three injection tubes 11 are placed on the top of the three arc-shaped bases 32, and the three arc-shaped pressure plates 35 are rotated back on and stuck between the opposite surfaces of the two limiting vertical plates 14. Then the threaded rod 385 is threadedly connected to the inner circle of the threaded hole 384 again to fix it, and the rubber pad 37 between the opposite surfaces of the arc-shaped pressure plate 35 and the arc-shaped base 32 is used to improve the clamping stability of the injection tube 11.

[0031] While the present invention has been generally described above, it is readily apparent to those skilled in the art that modifications or improvements may be made to the present invention. Therefore, modifications or improvements that do not depart from the spirit of the present invention are intended to be within the scope of protection of the present invention.

Claims

1. A parallel syringe, comprising an injection mechanism (1), characterized in that: The bottom of the injection mechanism (1) is provided with a fixing mechanism (3), and the bottom of the fixing mechanism (3) is provided with a pushing mechanism (2). The injection mechanism (1) includes three injection tubes (11), the front ends of the three injection tubes (11) are fixedly connected with injection needles (12), a parallel rod (13) is fixedly connected between two adjacent injection tubes (11), two limiting vertical plates (14) are fixedly installed on the rear sides of the tops of the three injection tubes (11), the inner rings of the three injection tubes (11) are clamped with rubber pushing heads (15), the rear ends of the three rubber pushing heads (15) are fixedly installed with push rods (16), the rear ends of the three push rods (16) are fixedly installed with push blocks (17), and a parallel plate (18) is fixedly installed between two adjacent push blocks (17).

2. A parallel syringe according to claim 1, characterized in that: The pushing mechanism (2) comprises a fixed handle (21), an L-shaped fixed plate (22) is fixedly mounted on the upper front side of the fixed handle (21), the L-shaped fixed plate (22) is provided with a movable groove extending vertically, a connecting rod (23) is fixedly connected between the left and right sides of the inner wall of the movable groove, an obtuse-angled tilting rod (24) is movably mounted on the outer wall of the connecting rod (23), a telescopic rod (25) is fixedly mounted on the top end of the obtuse-angled tilting rod (24), and the top end of the telescopic rod (25) is movably connected to the bottom of the middle push block (17) among the three push blocks (17).

3. A parallel syringe according to claim 2, characterized in that: A spring (26) is fixedly connected to the lower rear side of the obtuse-angled tilting rod (24), and the rear end of the spring (26) is fixedly connected to the front side of the fixed handle (21). A vertical plate (27) is fixedly installed on the horizontal top of the L-shaped fixed plate (22), and the vertical plate (27) is located on the front side of the movable groove. An arc-shaped sliding rod (28) is fixedly installed on the rear side of the vertical plate (27), and the other end of the arc-shaped sliding rod (28) is fixedly connected to the top of the L-shaped fixed plate (22). The obtuse-angled tilting rod (24) is slidably connected to the arc-shaped sliding rod (28). A compression spring (29) is fixedly installed on the upper front side of the obtuse-angled tilting rod (24), and the arc-shaped sliding rod (28) is located on the inner side of the compression spring (29). The other end of the compression spring (29) is fixedly connected to the rear side of the vertical plate (27).

4. The parallel syringe according to claim 1, characterized in that: The fixing mechanism (3) includes a transverse plate (31), which is fixedly mounted on the top of the vertical position of the L-shaped fixing plate (22), and three arc-shaped bases (32) are evenly fixedly mounted on the top of the transverse plate (31). Three arc-shaped pressure plates (35) are arranged on the top of the three arc-shaped bases (32). An L-shaped bracket 1 (33) is fixedly mounted on the left side of the transverse plate (31), and an L-shaped bracket 2 (34) is movably mounted above the vertical position of the L-shaped bracket 1 (33). The right side of the horizontal position of the L-shaped bracket 2 (34) is fixedly connected to the left side of the leftmost arc-shaped pressure plate (35), and a connecting plate (36) is fixedly connected between two adjacent arc-shaped pressure plates (35). A locking mechanism (38) is arranged on the right side of the transverse plate (31).

5. The parallel syringe according to claim 4, characterized in that: The three arc-shaped pressure plates (35) are respectively located between the opposite surfaces of the two limiting vertical plates (14) at the top of the three injection tubes (11), and the three injection tubes (11) are respectively located between the opposite surfaces of the three arc-shaped pressure plates (35) and the three horizontal plates (31). Rubber pads (37) are fixedly installed between the opposite surfaces of the three arc-shaped pressure plates (35) and the horizontal plates (31).

6. The parallel syringe according to claim 4, characterized in that: The locking mechanism (38) includes an L-shaped bracket three (381) and an L-shaped bracket four (382). The horizontal left end of the L-shaped bracket three (381) is fixedly connected to the right side of the rightmost arc-shaped pressure plate (35). The horizontal left end of the L-shaped bracket four (382) is fixedly connected to the right side of the horizontal plate (31). The vertical opposite ends of the L-shaped bracket three (381) and the L-shaped bracket four (382) are fixedly installed with a docking plate one (383). The two docking plates one (383) are both provided with threaded holes (384) that pass through from top to bottom. The inner circles of the two threaded holes (384) are threaded with threaded rods (385). The top of the threaded rod (385) is fixedly installed with a knob (386).

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