Snake venom blending proportion dissolving needle cylinder

Abstract

The utility model discloses a snake venom modulation proportion dissolving needle cylinder which comprises a flange plate, and a first needle cylinder and a second needle cylinder are sequentially and fixedly connected to the lower wall of the flange plate in a left-right distribution mode. According to the snake venom suction device, the first needle cylinder is used for sucking a solution, after the solution is sucked to the specified volume, the first pull rod is driven to rotate by rotating the first rotating handle, the axial position of the first pull rod is restrained through extrusion of the convex rib and the inner side wall of the first sliding hole, and then snake venom is sucked through the second needle cylinder; a second rotating handle is rotated to enable a limiting plate to coincide with a second sliding hole so that a second pull rod can be conveniently pulled out upwards, the second pull rod is pulled upwards through the second rotating handle till the upper end of the second rotating handle makes contact with the lower wall of the positioning plate, and suction is completed; the height of the snake venom sucked in the second needle cylinder can be kept the same as the height of the solution in the first needle cylinder, and the reduction proportion can be controlled by selecting the first needle cylinder and the second needle cylinder with different diameter proportions.

Description

TECHNICAL FIELD

[0001] The utility model relates to injection needle cylinder technical field especially relates to the modulation proportion dissolving needle cylinder of snake venom. BACKGROUND

[0002] In prior art, snake venom is usually purified and preserved by freezing, and when doing experiments, the snake venom needs to be diluted in proportion to restore the real concentration of the snake venom, and the existing method is to suck the snake venom through a single needle cylinder and then suck the solution in proportion, and the amount of suction needs to be confirmed by observing the alignment position of the piston and the scale on the outer wall of the needle cylinder twice, and the amount of suction is not easy to control when sucking the snake venom, and after sucking too much, the snake venom sucked into the needle cylinder usually cannot be returned to the container for preserving the snake venom, and protection needs to be paid attention to when discharging outward, which is relatively inconvenient, and it is necessary to be further improved. UTILITY MODEL CONTENT

[0003] The utility model discloses a modulation proportion dissolving needle cylinder of snake venom which is proposed to solve the problems existing in the prior art.

[0004] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: the modulation proportion dissolving needle cylinder of snake venom, including flange plate, the first needle cylinder, the second needle cylinder are fixedly connected in proper order and are distributed to the lower wall of flange plate left and right, the first sliding hole, the second sliding hole are sequentially arranged from left to right on the upper wall of flange plate, the first pull rod, the second pull rod are respectively arranged in the inner side wall of first sliding hole, second sliding hole, one end of the first pull rod that extends into the first needle cylinder, one end of the second pull rod that extends into the second needle cylinder are respectively fixedly connected with a group of pistons, the locking structure for fixing the axial position of the first pull rod is arranged between the first pull rod and the first sliding hole, the limiting structure for keeping the piston and the lower wall of the second needle cylinder inside abutting is arranged on the outer wall of the second pull rod, the second handle is fixedly connected to the end of the second pull rod away from the piston, the anti-skid structure is arranged on the outer wall of the second handle, the first handle is fixedly connected to the end of the first pull rod away from the piston through the connecting head, the first handle is in the shape of an ellipse in plan view, the positioning structure for positioning the distance of the second pull rod pulled out from the second needle cylinder is arranged between the first pull rod and the flange plate.

[0005] Further description of the above technical scheme:

[0006] The locking structure includes a clearance groove and a protruding rib, the protruding rib is arranged on the left wall of the first pull rod and has the same length as the first pull rod, the clearance groove is arranged on the left wall of the inner side of the first sliding hole, and the protruding rib is in sliding connection with the inner side wall of the clearance groove.

[0007] Further description of the above technical scheme:

[0008] The limiting structure comprises four groups of limiting plates, the four groups of limiting plates are fixedly connected to the outer wall of the second pull rod and are circumferentially and equally distributed with the second pull rod shaft as the center, the second sliding hole is projected as a cross when viewed from above, the four groups of limiting plates and the second pull rod have a smaller size than the inner side wall of the second sliding hole when viewed from above, and the upper end surface of the limiting plate is flush with the lower wall of the flange plate when the piston at the lower end of the second pull rod abuts against the inner lower wall of the second needle cylinder.

[0009] As a further description of the above technical solutions:

[0010] The anti-skid structure is an anti-skid knurl, and the anti-skid knurl is arranged on the outer wall of the second rotating handle.

[0011] As a further description of the above technical solutions:

[0012] The positioning structure comprises a positioning plate, a guide hole and a guide rod, the positioning plate is rotationally connected to the outer wall of the connecting head, the end of the positioning plate away from the connecting head extends towards the upper side of the second pull rod, the guide hole is arranged on the inner wall of the flange plate and located on the right side of the second sliding hole, the guide rod is slidingly connected to the inner side wall of the second sliding hole, and the upper end of the guide rod is fixedly connected to the lower wall of the positioning plate.

[0013] As a further description of the above technical solutions:

[0014] The lower end of the first pull rod abuts against the inner lower wall of the first needle cylinder at the same time as the lower wall of the positioning plate abuts against the upper wall of the second rotating handle and the lower end of the second pull rod abuts against the inner lower wall of the second needle cylinder.

[0015] As a further description of the above technical solutions:

[0016] The first needle cylinder and the second needle cylinder are fixedly connected with needle heads at the ends away from the flange plate.

[0017] The utility model has the advantages of the following beneficial effects:

[0018] Compared with the prior art, the venom proportioning and dissolving syringe has the following advantages: the first syringe is used for sucking the solution, the solution is relatively easy to obtain, and special protection is not needed when sucking a little more and discharging outward, after the first syringe is filled with the solution to a specified capacity, the first pull rod is rotated by rotating the first rotating handle, the axial position of the first pull rod is constrained by extrusion of the convex rib and the inner wall of the first sliding hole, then the second syringe sucks the venom, after the needle at the lower end of the second syringe is inserted into the venom liquid, the limiting plate is overlapped with the second sliding hole by rotating the second rotating handle, so that the second pull rod is pulled out upward, the second pull rod is pulled upward by the second rotating handle until the upper end of the second rotating handle contacts with the lower wall of the limiting plate, then the sucking is completed, the height of the sucked venom in the second syringe can be kept the same as the height of the solution in the first syringe by the positioning of the limiting plate, and the reduction proportion can be controlled by selecting the first syringe and the second syringe with different diameter proportions. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 The whole structure schematic view of the venom proportioning and dissolving syringe is provided for the utility model.

[0020] Figure 2 The flange plate bottom structure schematic view of the venom proportioning and dissolving syringe is provided for the utility model.

[0021] Figure 3 The first pull rod, the first rotating handle and the limiting plate connecting structure partial sectional view of the venom proportioning and dissolving syringe is provided for the utility model.

[0022] Figure 4 The second pull rod, the second rotating handle, the piston and the multiple limiting plate connecting structure schematic view of the venom proportioning and dissolving syringe is provided for the utility model.

[0023] Figure 5 The first pull rod, the first rotating handle connecting structure top partial sectional view of the venom proportioning and dissolving syringe is provided for the utility model.

[0024] LEGEND:

[0025] 1, flange plate; 2, first syringe; 3, second syringe; 4, needle; 5, first pull rod; 6, second pull rod; 7, first sliding hole; 8, second sliding hole; 9, first rotating handle; 10, second rotating handle; 11, limiting plate; 12, guide rod; 13, guide hole; 14, accommodation groove; 15, connecting head; 16, limiting plate; 17, piston; 18, anti-skid knurl; 19, convex rib. DETAILED DESCRIPTION

[0026] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be described clearly and completely. Obviously, the described embodiments are only some of the embodiments of the present application, but not all the embodiments. Based on the embodiments of the present application, all the other embodiments obtained by those skilled in the art without creative work are within the scope of protection of the present application.

[0027] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be described clearly and completely. Obviously, the described embodiments are only some of the embodiments of the present application, but not all the embodiments. Based on the embodiments of the present application, all the other embodiments obtained by those skilled in the art without creative work are within the scope of protection of the present application. Figures 1 to 5 The utility model provides a modulation proportion dissolving needle cylinder of snake venom: including flange plate 1, first needle cylinder 2, second needle cylinder 3 are fixedly connected in proper order and are distributed to left and right with the lower wall of flange plate 1, first sliding hole 7, second sliding hole 8 are sequentially arranged from left to right on the upper wall of flange plate 1, first pull rod 5, second pull rod 6 are respectively arranged through the inner side wall of first sliding hole 7, second sliding hole 8, the one end of first pull rod 5 that extends into first needle cylinder 2, the one end of second pull rod 6 that extends into second needle cylinder 3 are fixedly connected with a group of pistons 17 respectively, needle 4 is fixedly connected with the one end of first needle cylinder 2, second needle cylinder 3 away from flange plate 1, first needle cylinder 2 is used for sucking solution, second needle cylinder 3 is used for sucking snake venom, through the needle cylinder, first sucking quantitative solution, when sucking snake venom can ensure that the capacity of the sucked snake venom and the height of solution in the needle cylinder are same, snake venom is egg white like translucent viscous liquid, is easy to dissolve in water, is easy to produce foam, fresh snake venom contains 50-80% moisture, if the moisture content of the original snake venom before purification and freezing is 50%, the diameter of first needle cylinder 2 can be selected same with the diameter of second needle cylinder 3, when the height of piston 17 in first needle cylinder 2, second needle cylinder 3 is pulled up consistently, the proportion of snake venom and the solution used for dilution and reduction can be ensured same, if the moisture content of the original snake venom before purification and freezing is 80%, namely the true concentration is that the proportion of water and snake venom is 80:20, then the diameter of first needle cylinder 2 can be selected four times of the diameter of second needle cylinder 3, when the height of piston 17 in first needle cylinder 2, second needle cylinder 3 is pulled up consistently, the proportion of the sucked solution and snake venom can be ensured same with the true concentration, in the embodiment of the utility model, first needle cylinder 2, second needle cylinder 3 with same diameter are displayed.

[0028] As Figure 1 , Figure 2 and Figure 5As shown, in order to keep the first pull rod 5 axial position after the solution is sucked, the locking structure for fixing the first pull rod 5 axial position is arranged between the first pull rod 5 and the first sliding hole 7, the locking structure includes the clearance slot 14 and the convex rib 19, the convex rib 19 is arranged on the left wall of the first pull rod 5 and the length of the convex rib 19 is consistent with the length of the first pull rod 5, the clearance slot 14 is arranged on the left wall inside the first sliding hole 7, the outer wall of the convex rib 19 is slidably connected with the inner wall of the clearance slot 14, when the convex rib 19 is located inside the clearance slot 14, the first pull rod 5 can be driven to slide up and down along the inner wall of the first sliding hole 7 by the first handle 9, and the first pull rod 5 can be rotated by rotating the first handle 9, when the convex rib 19 is turned out from the inside of the clearance slot 14 to contact with the inner wall of the first sliding hole 7, that is, the extrusion state is formed, the axial position of the first pull rod 5 is locked by the convex rib 19, so that the first pull rod 5 cannot be mistakenly operated when the second pull rod 6 is pulled;

[0029] As shown in Figure 1 , Figure 2 and Figure 4 , in order to keep the piston 17 inside the second syringe 3 abutting against the lower wall of the inner wall of the second syringe 3 when the first pull rod 5 is pulled, the second pull rod 6 is provided with a limiting structure for keeping the piston 17 abutting against the lower wall of the inner wall of the second syringe 3, the limiting structure includes four sets of limiting plates 16, each of the four sets of limiting plates 16 is fixedly connected to the outer wall of the second pull rod 6 and is circumferentially equidistributed with the second pull rod 6 as the center, the second sliding hole 8 is a cross in plan view, the plan view size of the four sets of limiting plates 16 and the second pull rod 6 is smaller than the size of the inner wall of the second sliding hole 8, and the upper end surface of the limiting plate 16 is flush with the lower wall of the flange plate 1 when the piston 17 at the lower end of the second pull rod 6 abuts against the lower wall of the inner wall of the second syringe 3, the second pull rod 6 can enter the second sliding hole 8 only when it is rotated to a specific position by arranging the four sets of limiting plates 16 and the second sliding hole 8 which is a cross in plan view, and the piston 17 inside the second syringe 3 can be kept abutting against the lower wall of the inner wall of the second syringe 3 in the initial state by the limiting action of the limiting plate 16, so that the second pull rod 6 does not move axially when the first pull rod 5 is pulled, thereby avoiding the difference in the height of the liquid sucked in the first syringe 2 and the second syringe 3;

[0030] As shown in Figure 1 , Figure 4 , in order to facilitate the rotation of the second handle 10, the second handle 10 is fixedly connected to the end of the second pull rod 6 away from the piston 17, and the outer wall of the second handle 10 is provided with an anti-skid structure, which is an anti-skid knurl 18 arranged on the circumferential outer wall of the second handle 10, so that the second handle 10 cannot slip when it is twisted;

[0031] As shown in Figure 1 , Figure 2 and Figure 3As shown, in order to keep the volume of the solution sucked by the second syringe 3 consistent with the volume of the solution sucked by the first syringe 2, the first handle 9 is fixedly connected to the end of the first pull rod 5 away from the piston 17 through the connecting head 15, the first handle 9 is in the shape of an ellipse in plan view, and the first pull rod 5 is provided with a positioning structure for positioning the distance of the second pull rod 6 pulled out of the second syringe 3 between the first pull rod 5 and the flange plate 1, the positioning structure includes a positioning plate 11, a guide hole 13 and a guide rod 12, the positioning plate 11 is rotationally connected to the outer wall of the connecting head 15, the end of the positioning plate 11 away from the connecting head 15 extends towards the upper side of the second pull rod 6, the guide hole 13 is arranged on the inner wall of the flange plate 1 and located on the right side of the second sliding hole 8, the guide rod 12 is slidingly connected to the inner side wall of the second sliding hole 8, the upper end of the guide rod 12 is fixedly connected to the lower wall of the positioning plate 11, and when the piston 17 at the lower end of the first pull rod 5 abuts against the lower inner wall of the first syringe 2, the lower wall of the positioning plate 11 abuts against the upper wall of the second handle 10 and the piston 17 at the lower end of the second pull rod 6 abuts against the lower inner wall of the second syringe 3, the first handle 9 is rotated to lock the axial position of the first pull rod 5, then the venom is sucked by the second syringe 3, the second handle 10 is rotated to make the four limiting plates 16 aligned with the second sliding hole 8, the second pull rod 6 is pulled upwards until the second handle 10 abuts against the lower wall of the positioning plate 11, at this time, the sucking of the venom is completed, and the height of the sucked venom is consistent with the height of the solution in the first syringe 2 by the positioning plate 11, and the proportional reduction of the concentration of the venom can be ensured by selecting the first syringe 2 and the syringe 3 with different diameters.

[0032] Working principle: the first needle cylinder 2 is used for sucking solution, the second needle cylinder 3 is used for sucking snake venom, through the positioning of the positioning plate 11 on the needle cylinder and the selection of the diameter ratio of the first needle cylinder 2 and the second needle cylinder 3, a certain amount of solution is first sucked, and when the snake venom is sucked, the volume ratio of the sucked snake venom to the solution can be consistent with the real concentration ratio of the snake venom, when the convex rib 19 is located inside the let-out groove 14, the first pull rod 5 can be driven to slide up and down along the inner side wall of the first sliding hole 7 by the first rotating handle 9, and the first pull rod 5 can be rotated by rotating the first rotating handle 9, when the convex rib 19 is turned out from inside the let-out groove 14 to contact the inner side wall of the first sliding hole 7, a squeezing state is formed, the axial position of the first pull rod 5 is locked by the convex rib 19, so that the first pull rod 5 will not be mistakenly operated when the second pull rod 6 is pulled, the second pull rod 6 can be rotated to a specific position to make the limiting plate 16 enter the second sliding hole 8 by setting four sets of limiting plates 16 and the second sliding hole 8 in the cross projection, the piston 17 inside the second needle cylinder 3 can be kept in abutment with the lower wall of the inner side wall of the second needle cylinder 3 in the initial state by the limiting action of the limiting plate 16, so that the second pull rod 6 will not move axially when the first pull rod 5 is pulled, which can prevent the liquid height in the first needle cylinder 2 and the second needle cylinder 3 from being different, the anti-slip knurl 18 is arranged on the circumferential outer wall of the second rotating handle 10, the second rotating handle 10 can not slip when it is twisted by the anti-slip knurl 18, the first needle cylinder 2 sucks a certain amount of solution, the first rotating handle 9 is rotated to lock the axial position of the first pull rod 5, then the second needle cylinder 3 sucks the snake venom, the four sets of limiting plates 16 are aligned with the second sliding hole 8 up and down by rotating the second rotating handle 10, then the second pull rod 6 is pulled upwards until the second rotating handle 10 abuts against the lower wall of the positioning plate 11, at this time, the snake venom is sucked completely, the height of the sucked snake venom is consistent with the height of the solution in the first needle cylinder 2 by the positioning plate 11, the concentration of the snake venom can be restored in equal proportion by selecting the first needle cylinder 2 and the needle cylinder 3 with different diameters. Finally, it should be pointed out that the above description is only the preferred embodiment of the utility model and is not used to limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, the skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement for some technical features, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A proportioning syringe for the preparation of a venom, characterised in that: The utility model provides a double needle cylinder syringe, including flange plate (1), the lower wall of flange plate (1) is fixedly connected with first needle cylinder (2), second needle cylinder (3) in proper order and is distributed to left and right, the upper wall of flange plate (1) is provided with first sliding hole (7), second sliding hole (8) from left to right in proper order, the inboard wall of first sliding hole (7), second sliding hole (8) is provided with first pull rod (5), second pull rod (6) respectively, the one end of first pull rod (5) that stretches into to first needle cylinder (2) inside, the one end of second pull rod (6) that stretches into to second needle cylinder (3) inside is fixedly connected with a group of piston (17) respectively, the locking structure for fixing the axial position of first pull rod (5) is arranged between first pull rod (5) and first sliding hole (7), the limiting structure for keeping piston (17) and the inboard lower wall of second needle cylinder (3) abutting is provided on the outer wall of second pull rod (6), the one end of second pull rod (6) away from piston (17) is fixedly connected with second handle (10), the outer wall of second handle (10) is provided with antiskid structure, the one end of first pull rod (5) away from piston (17) is fixedly connected with first handle (9) through connecting head (15), first handle (9) is projected in ellipse when looking down, the positioning structure for positioning the distance that second pull rod (6) is pulled out from second needle cylinder (3) is arranged between first pull rod (5) and flange plate (1).

2. The modulated proportion dissolution syringe of snake venom according to claim 1, characterized in that: The locking structure includes the slot (14) and the convex rib (19), the convex rib (19) is arranged on the left wall of the first pull rod (5), the length of the convex rib (19) is consistent with the length of the first pull rod (5), the slot (14) is arranged on the left inboard wall of the first sliding hole (7), the outer wall of the convex rib (19) is slidably connected with the inboard wall of the slot (14).

3. The modulated proportion dissolution syringe of snake venom according to claim 2, characterized in that: The limiting structure includes four sets of limiting plates (16), the four sets of limiting plates (16) are fixedly connected to the outer wall of the second pull rod (6), and the four sets of limiting plates (16) are circumferentially divided around the axis of the second pull rod (6), the second sliding hole (8) is projected in cross when looking down, the cross-sectional dimension of the four sets of limiting plates (16) and the second pull rod (6) is smaller than the size of the inboard wall of the second sliding hole (8), when the piston (17) at the lower end of the second pull rod (6) abuts against the inboard lower wall of the second needle cylinder (3), the upper end surface of the limiting plate (16) is flush with the lower wall of the flange plate (1).

4. The modulated proportion dissolution syringe of snake venom according to claim 3, wherein: The antiskid structure is an antiskid knurl (18), and the antiskid knurl (18) is arranged on the circumferential outer wall of the second handle (10).

5. The modulated proportion dissolution syringe of snake venom according to claim 4, wherein: The positioning structure includes a positioning plate (11), a guide hole (13), and a guide rod (12), the positioning plate (11) is rotatably connected to the outer wall of the connecting head (15), the one end of the positioning plate (11) away from the connecting head (15) extends towards the upper side of the second pull rod (6), the guide hole (13) is arranged on the inboard wall of the flange plate (1) and located to the right of the second sliding hole (8), the guide rod (12) is slidably connected to the inboard wall of the second sliding hole (8), and the upper end of the guide rod (12) is fixedly connected to the lower wall of the positioning plate (11).

6. The modulated proportion dissolution syringe of snake venom according to claim 5, wherein: The lower end of the first pull rod (5) is in abutment with the lower wall of the first needle cylinder (2), and the lower wall of the positioning plate (11) is in abutment with the upper wall of the second rotating handle (10), and the lower end of the second pull rod (6) is in abutment with the lower wall of the second needle cylinder (3).

7. The modulated proportion dissolution syringe of snake venom according to claim 6, wherein: The first needle cylinder (2) and the second needle cylinder (3) are fixedly connected with needle heads (4) at one end away from the flange plate (1).

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