Peristaltic pump dosing assembly

Abstract

The utility model discloses a peristaltic pump dosing assembly which comprises a dosing cylinder, a cover plate is fixedly installed on the top of the dosing cylinder, a lead screw is rotatably installed between the dosing cylinder and the cover plate, a circular shaft is fixedly installed between the dosing cylinder and the cover plate, a connecting plate is connected to the surface of the lead screw in a threaded and sleeved mode, and a connecting rod is installed on the connecting plate. A fixing ring is fixedly mounted on the surface of the connecting plate, the outer surface of the circular shaft is movably connected with the inner surface of the connecting plate, a driven gear is rotatably mounted at the top of the cover plate, the bottom of the driven gear penetrates through the cover plate and is fixedly connected with the top of the lead screw, and a protection box is fixedly mounted at the top of the cover plate; and a rotating shaft is rotationally mounted at the top end in the protection box. According to the peristaltic pump dosing assembly, in the daily use process, an operator starts a rotating motor, the rotating motor operates to enable a rotating shaft to rotate, then the rotating shaft drives a driving gear to rotate, and then the driving gear drives a driven gear to rotate.

Description

TECHNICAL FIELD

[0001] The utility model relates to peristaltic pump technical field, concretely is a peristaltic pump dosing assembly. BACKGROUND

[0002] Peristaltic pump is like squeezing a full fluid hose with fingers, with the finger sliding tube fluid forward, peristaltic pump is this principle only by the roller replaces the finger, through the perististaltic pump's elastic conveying hose alternately extruding and releasing to pump fluid, like squeezing the hose with two fingers, with the movement of the fingers, the negative pressure is formed in the tube, and the liquid flows accordingly, so a peristaltic pump dosing assembly is needed.

[0003] When the operator is dosing the peristaltic pump, the corresponding peristaltic pump dosing assembly is often used, although the existing assembly can achieve the purpose of dosing, but in the actual use process, the inner wall will adhere to the medicament, which may cause waste of the medicament, and lacks a limiting mechanism for the hose, which may slide during dosing, and the practicability is reduced. UTILITY MODEL CONTENTS

[0004] The utility model discloses a peristaltic pump dosing assembly, to solve the operator in the peristaltic pump dosing work, the corresponding peristaltic pump dosing assembly is often used, although the existing assembly can achieve the purpose of dosing, but in the actual use process, the inner wall will adhere to the medicament, which may cause waste of the medicament, and lacks a fixing mechanism for the hose, which may slide during dosing, and the practicability is reduced.

[0005] To achieve the above object, the utility model provides the following technical scheme: a peristaltic pump dosing assembly, including dosing barrel, the top of dosing barrel is fixedly installed with the cover plate, the rotatable installation of the screw rod is arranged between dosing barrel and cover plate, the fixed installation of the round shaft is arranged between dosing barrel and cover plate, the surface of screw rod is threadedly connected with connecting plate, the surface of connecting plate is fixedly installed with fixed ring, the outer surface of round shaft is movably connected with the inner surface of connecting plate, the top of cover plate is rotatably installed with driven gear, the bottom of driven gear penetrates through cover plate and is fixedly connected with the top of screw rod, the top of cover plate is fixedly installed with protection box, and the inside top end of protection box is rotatably installed with the shaft.

[0006] Preferably, the bottom of the shaft is fixedly installed with a driving gear, the outer surface of the driving gear is meshed with the outer surface of the driven gear, the top of the protection box is fixedly installed with a rotary motor, and the output end of the rotary motor penetrates through the protection box and is fixedly connected with the top of the shaft.

[0007] Preferably, one side of the dosing barrel is fixedly installed with a mounting plate, the top of the mounting plate is fixedly installed with a fixed plate, and a storage groove is formed in the top of the fixed plate.

[0008] Preferably, vertical plates are fixedly installed at the top of both ends of the fixed plate, one end of each of the vertical plates is provided with a vertical groove, and a sliding block is movably installed in the vertical groove.

[0009] Preferably, a moving plate is fixedly installed between the sliding blocks, and a clamping groove is formed in the bottom of the moving plate.

[0010] Preferably, a horizontal plate is fixedly installed at the top of the vertical plate, a threaded rod is rotatably installed at the top of the horizontal plate, the bottom of the threaded rod penetrates through the horizontal plate and is fixedly connected with the top of the moving plate, and a handle is fixedly installed at the top of the threaded rod.

[0011] Compared with the prior art, the utility model has the advantages that:

[0012] The peristaltic pump dosing assembly is used in daily use, the operator starts the rotary motor, the rotary motor rotates to drive the rotating shaft to rotate, the rotating shaft drives the driving gear to rotate, the driving gear drives the driven gear to rotate, the driven gear drives the lead screw to rotate, the lead screw drives the connecting plate to slide on the surface of the circular shaft, and the connecting plate drives the fixed ring to slide on the inner wall of the dosing cylinder, so that the medicament on the inner wall of the dosing cylinder is scraped to the bottom of the dosing cylinder, and waste is reduced.

[0013] The peristaltic pump dosing assembly is used in daily use, the operator starts the rotary motor, the rotary motor rotates to drive the rotating shaft to rotate, the rotating shaft drives the driving gear to rotate, the driving gear drives the driven gear to rotate, the driven gear drives the lead screw to rotate, the lead screw drives the connecting plate to slide on the surface of the circular shaft, and the connecting plate drives the fixed ring to slide on the inner wall of the dosing cylinder, so that the medicament on the inner wall of the dosing cylinder is scraped to the bottom of the dosing cylinder, and waste is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a front view of the utility model;

[0015] Figure 2 It is a side sectional view of the utility model;

[0016] Figure 3 It is a front view of the utility model; Figure 2 It is a local enlarged view of A in the middle;

[0017] Figure 4 It is a top structure schematic view of the mounting plate of the utility model;

[0018] Figure 5 It is a front view of the utility model; Figure 4 It is a local enlarged view of B;

[0019] Figure 6 It is a top structure schematic view of the dosing cylinder of the utility model;

[0020] Figure 7 It is the cover plate top structure schematic view of the utility model;

[0021] Figure 8 It is the front view of the utility model.

[0022] In the drawing: 1, dosing cartridge; 2, cover plate; 3, screw rod; 4, round shaft; 5, connecting plate; 6, fixed ring; 7, driven gear; 8, protective box; 9, rotating shaft; 10, driving gear; 11, rotating motor; 12, mounting plate; 13, fixed plate; 14, storage groove; 15, vertical plate; 16, vertical groove; 17, sliding block; 18, moving plate; 19, clamping groove; 20, horizontal plate; 21, threaded rod; 22, handle. DETAILED DESCRIPTION

[0023] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0024] Please refer to Figures 1-8 The utility model provides a kind of technical scheme: a peristaltic pump dosing assembly, including dosing cartridge 1, dosing cartridge 1 top fixed installation has cover plate 2, dosing cartridge 1 with cover plate 2 between rotationally installed screw rod 3, dosing cartridge 1 with cover plate 2 between fixed installation has round shaft 4, the outer surface of round shaft 4 and the inner surface of connecting plate 5 are smooth, can make connecting plate 5 more fluent in the surface of round shaft 4 sliding, reduce the situation of jam, the surface of screw rod 3 is threaded sleeve connection connecting plate 5, the surface of connecting plate 5 is fixedly installed with fixed ring 6, connecting plate 5 when sliding will drive fixed ring 6 to slide on the inner wall of dosing cartridge 1, the outer surface of round shaft 4 and the inner surface of connecting plate 5 are movably connected, screw rod 3 when rotating will drive connecting plate 5 to slide on the surface of round shaft 4, the top of cover plate 2 rotationally installed driven gear 7, the bottom of driven gear 7 penetrates cover plate 2 and is fixedly connected with the top of screw rod 3, driven gear 7 when rotating will make screw rod 3 rotate, the top of cover plate 2 is fixedly installed with protective box 8, the inside top of protective box 8 is rotationally installed rotating shaft 9, the bottom of rotating shaft 9 is fixedly installed with driving gear 10, rotating shaft 9 when rotating will drive driving gear 10 to rotate, and the outer surface of driving gear 10 and the outer surface of driven gear 7 are engaged connection, driving gear 10 when rotating will drive driven gear 7 to rotate, the top of protective box 8 is fixedly installed with rotating motor 11, and the output end of rotating motor 11 penetrates protective box 8 and is fixedly connected with the top of rotating shaft 9, rotating motor 11 when operating will make rotating shaft 9 rotate.

[0025] The installation plate 12 is fixedly installed on one side of the medicine adding barrel 1, the top of the installation plate 12 is fixedly installed with a fixed plate 13, the top of the fixed plate 13 is provided with a storage groove 14, the storage groove 14 can place the hose, the top of the fixed plate 13 is fixedly installed with vertical plates 15 at both ends, the vertical plates 15 are provided with vertical grooves 16 at one end, the vertical grooves 16 are movably installed with sliding blocks 17 inside, the outer surface of the sliding blocks 17 and the inner surface of the vertical grooves 16 are smooth, the sliding blocks 17 are fixedly installed with a moving plate 18 between, the moving plate 18 will drive the sliding blocks 17 to slide in the vertical grooves 16 when sliding, the bottom of the moving plate 18 is provided with a clamping groove 19, the clamping groove 19 is matched with the storage groove 14, the top of the vertical plate 15 is fixedly installed with a horizontal plate 20, the top of the horizontal plate 20 is rotatably installed with a threaded rod 21, the bottom of the threaded rod 21 penetrates through the horizontal plate 20 and is fixedly connected with the top of the moving plate 18, the threaded rod 21 will drive the moving plate 18 to slide when rotating, and the top of the threaded rod 21 is fixedly installed with a handle 22, the handle 22 can be conveniently rotated to rotate the threaded rod 21.

[0026] Working principle: first, the operator places the peristaltic pump hose in the storage groove 14, then rotates the threaded rod 21 through the handle 22, then the threaded rod 21 drives the moving plate 18 to slide, at this time the moving plate 18 drives the sliding blocks 17 to slide in the vertical grooves 16, until the bottom of the moving plate 18 is placed on the top of the fixed plate 13, and then the peristaltic pump is started and the medicine is added through the hose, and then the rotating motor 11 is started, the operation of the rotating motor 11 drives the rotating shaft 9 to rotate, then the rotating shaft 9 drives the driving gear 10 to rotate, then the driving gear 10 drives the driven gear 7 to rotate, at this time the driven gear 7 drives the lead screw 3 to rotate, then the lead screw 3 drives the connecting plate 5 to slide on the surface of the round shaft 4, at the same time the connecting plate 5 drives the fixed ring 6 to slide on the inner wall of the medicine adding barrel 1, thereby scraping the medicine on the inner wall of the medicine adding barrel 1 to the bottom of the barrel, thereby reducing waste.

[0027] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A peristaltic pump dosing assembly, comprising a dosing cartridge (1), characterized in that: A cover plate (2) is fixedly installed on the top of the dosing barrel (1), a screw rod (3) is rotatably installed between the dosing barrel (1) and the cover plate (2), a round shaft (4) is fixedly installed between the dosing barrel (1) and the cover plate (2), a connecting plate (5) is threadedly sleeved on the surface of the screw rod (3), a fixing ring (6) is fixedly installed on the surface of the connecting plate (5), the outer surface of the round shaft (4) is movably connected to the inner surface of the connecting plate (5), a driven gear (7) is rotatably installed on the top of the cover plate (2), the bottom of the driven gear (7) passes through the cover plate (2) and is fixedly connected to the top of the screw rod (3), a protective box (8) is fixedly installed on the top of the cover plate (2), and a rotating shaft (9) is rotatably installed on the top of the inner top of the protective box (8).

2. A peristaltic pump dosing assembly according to claim 1, characterized in that: A driving gear (10) is fixedly mounted on the bottom of the rotating shaft (9), and the outer surface of the driving gear (10) is meshedly connected with the outer surface of the driven gear (7). A rotating motor (11) is fixedly mounted on the top of the protective box (8), and the output end of the rotating motor (11) passes through the protective box (8) and is fixedly connected to the top of the rotating shaft (9).

3. The peristaltic pump dosing assembly according to claim 1, characterized in that: A mounting plate (12) is fixedly mounted on one side of the dosing cartridge (1), a fixing plate (13) is fixedly mounted on the top of the mounting plate (12), and a storage slot (14) is provided on the top of the fixing plate (13).

4. A peristaltic pump dosing assembly according to claim 3, characterized in that: Both ends of the top of the fixed plate (13) are fixedly mounted with vertical plates (15), one end of each vertical plate (15) is provided with a vertical groove (16), and a slider (17) is movably mounted inside the vertical groove (16).

5. A peristaltic pump dosing assembly according to claim 4, characterized in that: A movable plate (18) is fixedly installed between the sliders (17), and a clamping groove (19) is provided at the bottom of the movable plate (18).

6. The peristaltic pump dosing assembly according to claim 4, characterized in that: A horizontal plate (20) is fixedly mounted on the top of the vertical plate (15), a threaded rod (21) is rotatably mounted on the top of the horizontal plate (20), the bottom of the threaded rod (21) passes through the horizontal plate (20) and is fixedly connected to the top of the movable plate (18), and a turning handle (22) is fixedly mounted on the top of the threaded rod (21).

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