Injection pump with stable injection function

Abstract

The utility model discloses an injection pump with a stable injection function, which relates to the technical field of medical appliances and comprises an outer shell, a display screen is arranged on the surface of one side of the outer shell, a switch is arranged on the surface of the outer shell and positioned below an adjusting knob, and an electric wire is arranged on the surface of the outer shell adjacent to the display screen. A clamping mechanism is arranged at the upper end of the outer shell, an open groove is formed in the surface of the upper end of the outer shell, a containing groove is formed in the surface, the same as the open groove, of the outer shell, the containing groove is formed in one side of the open groove, and an adjusting mechanism is arranged in the open groove. An adjusting knob used for adjusting the injection speed is rotationally connected to the surface, the same as the display screen, of the outer shell, and a locking assembly is arranged at the upper end of the outer shell. By means of the clamping mechanism, the purpose that the injection needle tube can be rapidly replaced by pulling the clamping block after liquid in the injection needle tube is injected is achieved, more convenience is achieved, and practicability is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to medical instrument technical field, concretely is a kind of injection pump with stable injection function. BACKGROUND

[0002] In medical process, patient is often needed to be microinjection, at this time, medical injection pump is needed, and the existing technology is often fixed in injection pump, it is difficult to replace syringe conveniently, such as the patent announcement No.CN 219354919U patent described a kind to be controlled nanometer fiber fluid injection pump of injection speed, the existing injection pump in prior art is poor in stability when moving, so, the controllability of injection speed is poor, and the fixing effect of injection pump is poor, causing the problem of overall stability decline;The existing patent publication (publication) No.CN219354919U a kind to be controlled nanometer fiber fluid injection pump of injection speed, including control base, injection cylinder and piston rod, the top side of control base is detachably connected with bearing seat one, the top other side is detachably connected with bearing seat two, the top center of bearing seat two is equipped with the placement groove that is compatible with injection cylinder, the top center of bearing seat two is provided with the positioning arc-shaped plate that is compatible with injection cylinder.The existing technology structure is reasonable, improves the moving stability when pushing, improves the stability of installation connection, so as to improve the smoothness of overall operation, but the fixed injection syringe leads to the need to disassemble clamping mechanism every time when replacing injection syringe, not convenient to use.

[0003] Based on this, an injection pump with stable injection function is now provided, which can eliminate the drawbacks of complicated injection syringe replacement steps. UTILITY MODEL CONTENT

[0004] The utility model aims at providing an injection pump with stable injection function to solve the problem of difficult replacement of syringe.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] An injection pump with stable injection function, comprising an outer shell, a display screen is provided on one side surface of the outer shell, a switch is provided on the surface of the outer shell below an adjusting knob, an electric wire is provided on the surface of the outer shell adjacent to the display screen, a clamping mechanism is provided on the upper end of the outer shell, a slot is provided on the surface of the outer shell, a placing groove is provided on the surface of the outer shell, the placing groove is provided on one side of the slot, an adjusting mechanism is provided in the slot, an adjusting knob for adjusting injection speed is rotatably connected to the surface of the outer shell adjacent to the display screen, and a locking assembly is provided on the upper end of the outer shell.

[0007] On the basis of the above technical solutions, the utility model further provides the following optional technical solutions.

[0008] In an alternative: The clamping mechanism includes a pair of fixed blocks fixedly connected to the upper end surface of the outer shell, a limiting rod penetrates through the surface of the fixed blocks, one end of the limiting rod between the fixed blocks is provided with a clamping block, the other end of the limiting rod is provided with a limiting block, the limiting block is located outside the fixed blocks, the clamping block is arc-shaped, the surface of the clamping block with the same mounting surface of the limiting rod is provided with a reset component, and the clamping blocks have an injection component.

[0009] In an alternative: The reset component includes a reset spring fixed to the outer surface of the clamping block, and the other end of the reset spring is connected to the surface of the fixed block.

[0010] In an alternative: The injection component includes an injection syringe, and the outer wall surface of the injection syringe is provided with a clamping block.

[0011] In an alternative: The adjusting mechanism includes a motor fixedly connected to the inside of the slot, the output end of the motor is provided with a threaded rod, the threaded rod is arranged in a placement slot, limiting grooves are formed in the two sides of the wall of the placement slot, a push plate is slidably connected in the limiting grooves, and the push plate is screw-connected to the surface of the threaded rod.

[0012] In an alternative: The locking component includes a pair of locking grooves fixed to the upper end surface of the outer shell, and the clamping block is clamped in the locking grooves.

[0013] In an alternative: A plurality of supporting legs are fixedly connected to the bottom end surface of the outer shell.

[0014] In an alternative: A plurality of anti-skid grooves are arranged on the outer surface of the adjusting knob.

[0015] Compared with the prior art, the utility model has the beneficial effects as follows:

[0016] The utility model discloses a clamping mechanism, which can realize the quick replacement of the injection needle tube by pulling the clamping block after the liquid injection in the injection needle tube is completed, is more convenient, and increases the practicability of the medical injection pump. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the overall structure schematic view of the utility model.

[0018] Figure 2 It is the overall side structure schematic view of the utility model.

[0019] Figure 3The utility model discloses a clamping mechanism's structure schematic drawing.

[0020] Figure 4 The utility model discloses a adjusting mechanism's structure schematic drawing.

[0021] Figure mark annotation: 1, outer shell, 2, display screen, 3, switch, 4, electric wire, 5, clamping mechanism, 51, fixed block, 52, limit rod, 53, clamping block, 54, limit block, 55, reset spring, 6, adjusting mechanism, 61, motor, 62, threaded rod, 63, limit slot, 64, push plate, 7, injection assembly, 71, injection needle cylinder, 72, clamping block, 8, slot, 9, placing groove, 10, adjusting knob, 11, support leg, 12, locking groove. DETAILED DESCRIPTION

[0022] In order to make the utility model's purpose, technical scheme and advantage more clearly clear, following combining with the drawing and example, this utility model carries out further detailed explanation.

[0023] Example 1

[0024] In one embodiment, as shown in Figures 1-4 A injection pump with stable injection function, including outer shell 1, the outer shell 1 one side surface is provided with display screen 2, the outer shell 1 surface is located adjusting knob 10 below position and is provided with switch 3, and the outer shell 1 surface is provided with electric wire 4 adjacent to display screen 2, the outer shell 1 upper end is provided with clamping mechanism 5, the outer shell 1 upper end surface is opened and is provided with slot 8, and the outer shell 1 surface is opened and is provided with placing groove 9 same with slot 8, and placing groove 9 is arranged in one side of slot 8, and the inside of slot 8 is provided with adjusting mechanism 6, and the outer shell 1 surface is rotatably connected with adjusting knob 10 for adjusting injection speed same with display screen 2, adjusting knob 10 outer surface is provided with a plurality of anti -skid groove, and medical staff can adjust injection rate by the mode of rotating knob, and the purpose of stable injection is played, the outer shell 1 upper end is provided with locking assembly, and the outer shell 1 bottom end surface four corner positions are fixedly connected with a plurality of support legs 11, and the support leg 11 of outer shell 1 bottom end setting guarantees the stability of the whole injection pump placement, prevents the injection pump from dumping in the process of injection.

[0025] In one embodiment, as shown in Figure 3As shown, the clamping mechanism 5 includes a pair of fixing blocks 51 fixedly connected to the upper surface of the outer casing 1. A limiting rod 52 passes through the surface of the fixing block 51. A clamping block 53 is provided at one end of the limiting rod 52 located between the fixing blocks 51, and a limiting block 54 is provided at the other end of the limiting rod 52. The limiting block 54 is located outside the fixing block 51. The clamping block 53 is arc-shaped. A reset component is provided on the surface of the clamping block 53, which is the same as the mounting surface of the limiting rod 52. An injection component 7 is provided between the clamping blocks 53. The reset component includes components fixed to the outer surface of the clamping block 53. The return spring 55 has its other end connected to the surface of the fixing block 51. The return spring 55 is in a slightly compressed state. Medical staff can replace the injection syringe 71 after injection by pulling the clamping block 53. At this time, the limiting rod 52 slides inside the fixing block 51. The spring compression increases. After the used injection syringe 71 is taken out, the new injection syringe 71 is placed between the clamping blocks 53. At this time, the clamping block 53 is released, and the return spring 55 drives the clamping block 53 to clamp. The limiting block 54 is close to the surface of the fixing block 51.

[0026] Example 2

[0027] The difference from Example 1 is that, as Figure 2 and Figure 4 As shown, the adjustment mechanism 6 includes a motor 61 fixedly connected inside the slot 8. The output end of the motor 61 is provided with a threaded rod 62, which is disposed in the placement slot 9. Limiting slots 63 are provided on both sides of the wall of the placement slot 9. A push plate 64 is slidably connected in the limiting slot 63. The push plate 64 is threadedly connected to the surface of the threaded rod 62. The rotation of the threaded rod 62 is adjusted by the motor 61, thereby driving the push plate 64 to move. At this time, the bottom end of the push plate 64 slides in the limiting slot 63, and the push plate 64 pushes the end of the injection syringe 71 to perform the injection operation.

[0028] In one embodiment, such as Figure 3 As shown, the injection assembly 7 includes an injection syringe 71. A locking block 72 is provided on the outer wall surface of the injection syringe 71. The locking assembly includes a pair of locking grooves 12 fixed to the upper surface of the outer shell 1. The locking block 72 is engaged in the locking grooves 12 to prevent the injection syringe 71 from sliding relative to the clamping block 53 due to the pushing of the adjustment mechanism 6, which would cause the injection volume to be unstable and thus endanger the patient.

[0029] The above embodiment discloses a syringe pump with stable injection function, wherein the medical staff replaces the used syringe 71 by pulling the clamping block 53, at this time the limiting rod 52 slides in the fixed block 51, the spring compression increases, after the used syringe 71 is taken out, the new syringe 71 is placed between the clamping blocks 53, at this time the clamping block 53 is released, the reset spring 55 drives the clamping block 53 to clamp, the limiting block 54 is close to the surface of the fixed block 51, the rotation of the threaded rod 62 is adjusted by the motor 61, thereby driving the movement of the push plate 64, at this time the bottom end of the push plate 64 slides in the limiting groove 63, the push plate 64 pushes the end of the syringe 71, and the injection operation is performed, which prevents the relative sliding between the syringe 71 and the clamping block 53 caused by the pushing of the adjusting mechanism 6, so as to prevent the unstable injection volume from causing the patient danger.

[0030] The above is only a specific embodiment of the present disclosure, but the protection scope of the present disclosure is not limited thereto, any person skilled in the art can easily think of changes or replacements within the technical range disclosed by the present disclosure, which should be covered within the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure should be subject to the protection scope of the claims.

Claims

1. An injection pump with stable injection function, comprising a housing (1), wherein a display screen (2) is disposed on one side surface of the housing (1), a switch (3) is disposed on the surface of the housing (1) below an adjustment knob (10), and wires (4) are disposed on the surface of the housing (1) adjacent to the display screen (2), characterized in that, The upper end of the outer shell (1) is provided with a clamping mechanism (5), the upper surface of the outer shell (1) is provided with a slot (8), the surface of the outer shell (1) with the same slot (8) is provided with a placement slot (9), the placement slot (9) is provided on one side of the slot (8), the slot (8) is provided with an adjustment mechanism (6), the surface of the outer shell (1) with the same display screen (2) is rotatably connected with an adjustment knob (10) for adjusting the injection speed, and the upper end of the outer shell (1) is provided with a locking component.

2. The infusion pump with stable injection function according to claim 1, characterized in that, The clamping mechanism (5) includes a pair of fixing blocks (51) fixedly connected to the upper surface of the outer shell (1). A limiting rod (52) passes through the surface of the fixing block (51). A clamping block (53) is provided at one end of the limiting rod (52) between the fixing blocks (51), and a limiting block (54) is provided at the other end of the limiting rod (52). The limiting block (54) is located outside the fixing block (51). The clamping block (53) is arc-shaped. A reset component is provided on the surface of the clamping block (53) which is the same as the mounting surface of the limiting rod (52). An injection component (7) is provided between the clamping blocks (53).

3. An injection pump with stable injection function according to claim 2, characterized in that, The reset assembly includes a reset spring (55) fixed to the outer surface of the clamping block (53), the other end of the reset spring (55) being connected to the surface of the fixing block (51), and the reset spring (55) being in a slightly compressed state.

4. An injection pump with stable injection function according to claim 2, characterized in that, The injection assembly (7) includes an injection syringe (71), and a locking block (72) is provided on the outer wall surface of the injection syringe (71).

5. An injection pump with stable injection function according to claim 1, characterized in that, The adjustment mechanism (6) includes a motor (61) fixedly connected inside the slot (8). The output end of the motor (61) is provided with a threaded rod (62). The threaded rod (62) is provided in the placement slot (9). Limiting slots (63) are opened on both sides of the wall of the placement slot (9). A push plate (64) is slidably connected in the limiting slot (63). The push plate (64) is threadedly connected to the surface of the threaded rod (62).

6. An injection pump with stable injection function according to claim 4, characterized in that, The locking assembly includes a pair of locking grooves (12) fixed to the upper surface of the housing (1), and the engaging block (72) engages in the locking grooves (12).

7. An injection pump with stable injection function according to claim 1, characterized in that, Several support legs (11) are fixedly connected to the four corners of the bottom surface of the outer shell (1).

8. An injection pump with stable injection function according to claim 1, characterized in that, The outer surface of the adjustment knob (10) is provided with several anti-slip grooves.

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