CN214095823U

CN214095823U - Reciprocating cylinder method stroke verification tool

Info

Publication number: CN214095823U
Application number: CN202021412360.XU
Authority: CN
Inventors: 李定中; 张鸿; 朱天德
Original assignee: Lufen Apparatus Zhenjiang Co ltd
Current assignee: Lufen Apparatus Zhenjiang Co ltd; Logan Instruments Corp
Priority date: 2020-07-17
Filing date: 2020-07-17
Publication date: 2021-08-31
Anticipated expiration: 2030-07-17

Abstract

The utility model relates to an instrument is verified to reciprocal section of thick bamboo method stroke, install in dissolving out appearance one side, the mounting panel, the dipperstick, the sliding seat, measuring rack and digital display box, the mounting panel is vertically installed on the lateral wall of dissolving out appearance one side, the upper and lower both ends of mounting panel one side are equipped with the positioning seat, vertically set up the dipperstick between two positioning seats, it sets up the sliding seat to slide on the dipperstick, be equipped with distance sensor in the sliding seat, and install the measuring rack on the sliding seat, the measuring rack includes locating lever and measuring arm, digital display box surface is equipped with the display screen, inside controller and the battery of being equipped with of digital display box, the controller pass through the wire respectively with the battery, display screen and distance sensor electricity are connected. After the measuring frame and the lifting seat are fixed, the lifting seat drives the movable seat to move up and down on the measuring scale through the measuring frame when lifting, so that the stroke of the lifting seat is measured through the distance sensor, the stroke is displayed on the display screen, and the stroke verification tool is used for measuring and verifying the stroke length.

Description

Reciprocating cylinder method stroke verification tool

Technical Field

The utility model belongs to the technical field of the stroke measuring tool, concretely relates to instrument is verified to reciprocal section of thick bamboo method stroke.

Background

In the

USP methods

3 and 7 in the united states pharmacopeia, there have been descriptions of courses. For USP method 3, the stroke is recommended to be 10 cm. For USP method 7, a stroke of 2 cm is recommended. However, to date, there has been no corresponding tool to determine whether these measurements are accurate, and the lowest points of motion of USP3 and USP7 are at locations where they cannot be measured. The highest point of travel is in air, so it is difficult to measure travel with these two points. In fact, the drug mechanism requires verification of the stroke length prior to use of such devices. And users have been trying to use various measurement methods but still have not provided accurate verifiable data. At present, in the traditional method, a pen is fixed on a lifting seat of a dissolution tester, the pen is driven by the lifting seat to lift, and whether the stroke of a lifting rod is accurate or not is judged by measuring the length of a line drawn on paper by the pen.

SUMMERY OF THE UTILITY MODEL

To the above problem, the utility model discloses a reciprocal section of thick bamboo method stroke verification instrument is disclosed.

The specific technical scheme is as follows:

the stroke verification tool of the reciprocating cylinder method is arranged on one side of the dissolution instrument and comprises a mounting plate, a measuring scale, a movable seat, a measuring frame and a digital display box, wherein the mounting plate is longitudinally arranged on the side wall of one side of the dissolution instrument, positioning seats are arranged at the upper end and the lower end of one side of the mounting plate, the measuring scale is longitudinally arranged between the two positioning seats, the movable seat is arranged on the measuring scale in a sliding way, a distance sensor is arranged in the movable seat and is used for measuring the moving distance of the movable seat relative to the measuring scale, the measuring frame is arranged on the movable seat and comprises a positioning rod and a measuring arm, the positioning rod is transversely arranged, one end of the positioning rod is fixedly connected with the movable seat, the other end of the positioning rod is fixedly connected with the upper end of the measuring arm, the measuring arm is longitudinally arranged, one side of the lower end of the measuring arm is attached to one side of a lifting seat, and the bottom of the measuring arm is provided with a positioning plate, the lower end of the measuring arm is provided with a mounting hole, the mounting hole is fixedly connected with a clamping block in a matching way with a hand-turning screw, and the clamping block is matched with a positioning plate to clamp and fix the upper end and the lower end of a lifting seat of the dissolution instrument; the surface of the digital display box is provided with a display screen for displaying the measured value of the distance sensor, the digital display box is internally provided with a controller for processing the measured value of the distance sensor and a battery for supplying power, and the controller is respectively and electrically connected with the battery, the display screen and the distance sensor through wires.

Furthermore, the digital display instrument further comprises a fixed seat, wherein the fixed seat is fixedly arranged on the dissolution instrument, the digital display box is arranged in the fixed seat, and the surface of the fixed seat is provided with a through hole matched with the display screen in size.

Furthermore, the length of the measuring scale is not less than the maximum displacement distance of the lifting seat of the dissolution instrument.

Furthermore, the positioning plate is horizontally arranged.

Furthermore, the distance between the mounting hole and the positioning plate is adapted to the height of the lifting seat.

Further, the mounting hole is a kidney-shaped hole.

The utility model has the advantages that:

the utility model discloses a set up the mounting panel on dissolving out the appearance to set up the dipperstick on the mounting panel, fix the back through measuring rack and lift seat, the lift seat drives the movable seat through the measuring rack and moves about on the dipperstick when going up and down, thereby measure the stroke of lift seat through distance sensor, and show on the display screen, realized that the stroke is verified the instrument and is measured and verify stroke length, stable performance and no vibration, the practicality is high.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a side view of the present invention.

Fig. 3 is a working schematic diagram of the controller of the present invention.

Description of the reference numerals

The measuring device comprises a mounting plate 1, a positioning seat 11, a measuring scale 2, a movable seat 3, a measuring frame 4, a positioning rod 41, a measuring arm 42, a positioning plate 421, a clamping block 422, a mounting hole 423, a hand-turning screw 424, a digital display box 5, a display screen 51, a controller 52, a battery 53, a distance sensor 54, a fixed seat 6, a dissolution instrument 7 and a lifting seat 71.

Detailed Description

For making the technical scheme of the utility model clear more clearly and definitely, it is right to combine the drawing below the utility model discloses further describe, any is right the utility model discloses technical scheme's technical characteristic carries out the scheme that equivalent replacement and conventional reasoning reachs and all falls into the utility model discloses protection scope. The utility model discloses in the fixed connection who mentions, fixed setting is the general connected mode among the mechanical field, and welding, bolt and nut are connected and the screw connection is all can.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description of the present invention and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

As shown in fig. 1-3, the stroke verification tool of the reciprocating cylinder method is installed on one side of a dissolution apparatus 7, and comprises an installation plate 1, a measuring scale 2, a movable seat 3, a measuring frame 4 and a digital display box 5, wherein the installation plate 1 is vertically installed on the side wall of one side of the dissolution apparatus 7 through a bolt and a nut, the upper end and the lower end of one side of the installation plate 1 are provided with positioning seats 11, the measuring scale 2 is vertically arranged between the two positioning seats 11, the measuring scale 2 is slidably arranged on the measuring scale 2, a distance sensor 54 is arranged in the movable seat 3 and is used for measuring the moving distance of the movable seat 3 relative to the measuring scale 2, the measuring frame 4 is installed on the movable seat 3, the measuring frame 4 comprises a positioning rod 41 and a measuring arm 42, the positioning rod 41 is transversely arranged, one end of the positioning rod 41 is fixedly connected with the movable seat 3 through a bolt and a nut, the other end of the positioning rod 41 is fixedly connected with the upper end of the measuring arm 42 through a bolt and a nut, the measuring arm 42 is longitudinally arranged, one side of the lower end of the measuring arm 42 is attached to one side of the lifting seat 71, the bottom of the measuring arm 42 is fixedly provided with a positioning plate 421, the lower end of the measuring arm 42 is provided with a mounting hole 423, the mounting hole 423 is fixedly connected with a clamping block 422 in a manner of being matched with a hand-turning screw 424, and the clamping block 422 is matched with the positioning plate 421 to clamp and fix the upper end and the lower end of the lifting seat 71 of the dissolution instrument 7; the surface of the digital display box 5 is provided with a display screen 51 for displaying the measured value of the distance sensor 54, the inside of the digital display box 5 is provided with a controller 52 for processing the measured value of the distance sensor 54 and a battery 53 for supplying power, and the controller 52 is electrically connected with the battery 53, the display screen 51 and the distance sensor 54 through conducting wires.

Further, still including fixing base 6, fixing base 6 fixed mounting is on dissolving out appearance 7, sets up in fixing base 6 digital display box 5, and the fixing base 6 surface is equipped with the opening of display screen 51 size looks adaptation.

Further, the length of the measuring scale 2 is not less than the maximum displacement distance of the lifting base 71 of the dissolution instrument 7.

Further, the positioning plate 421 is disposed horizontally.

Further, the distance between the mounting hole 423 and the positioning plate 421 is adapted to the height of the lifting seat 71.

Further, the mounting hole 423 is a kidney-shaped hole.

The working principle is as follows:

when will measure the frame and dissolve out appearance lift seat and fix, adjust the position of measuring the frame from top to bottom earlier and make the locating plate support and lean on in the lift seat bottom, adjust the position of grip block on the mounting hole again and make it fix in the lift seat upper end, it fixes the grip block to screw up the hand screw afterwards, thereby make measuring frame and lift seat fixed connection, the appearance is dissolved out in control afterwards, the test lift seat goes up and down, simultaneously the measuring frame drives the sliding seat and slides on the dipperstick, distance sensor measures the controller in with signal transmission in the digital display box after the displacement distance, the controller is handled the back and is shown the measured value on the display screen.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The stroke verification tool for the reciprocating barrel method is installed on one side of a dissolution instrument (7), and is characterized by comprising an installation plate (1), a measuring scale (2), a movable seat (3), a measuring frame (4) and a digital display box (5), wherein the installation plate (1) is longitudinally installed on the side wall of one side of the dissolution instrument (7), positioning seats (11) are arranged at the upper end and the lower end of one side of the installation plate (1), the measuring scale (2) is longitudinally arranged between the two positioning seats (11), the movable seat (3) is arranged on the measuring scale (2) in a sliding manner, a distance sensor (54) is arranged in the movable seat (3) and used for measuring the moving distance of the movable seat (3) relative to the measuring scale (2), the measuring frame (4) is installed on the movable seat (3), the measuring frame (4) comprises a positioning rod (41) and a measuring arm (42), and the positioning rod (41) is transversely arranged, one end of a positioning rod (41) is fixedly connected with the movable seat (3), the other end of the positioning rod (41) is fixedly connected with the upper end of the measuring arm (42), the measuring arm (42) is longitudinally arranged, one side of the lower end of the measuring arm (42) is attached to one side of the lifting seat (71), a positioning plate (421) is arranged at the bottom of the measuring arm (42), a mounting hole (423) is formed in the lower end of the measuring arm (42), the mounting hole (423) is fixedly connected with a clamping block (422) in a manner of being matched with a hand-turning screw (424), and the clamping block (422) is matched with the positioning plate (421) to clamp and fix the upper end and the lower end of the lifting seat (71) of the dissolution instrument (7); the surface of the digital display box (5) is provided with a display screen (51) used for displaying the measured value of the distance sensor (54), a controller (52) used for processing the measured value of the distance sensor (54) and a battery (53) used for supplying power are arranged inside the digital display box (5), and the controller (52) is electrically connected with the battery (53), the display screen (51) and the distance sensor (54) through wires.

2. The stroke verification tool of the reciprocating cylinder method according to claim 1, further comprising a fixed seat (6), wherein the fixed seat (6) is fixedly installed on the dissolution instrument (7), the digital display box (5) is arranged in the fixed seat (6), and the surface of the fixed seat (6) is provided with a through hole with a display screen (51) with a matched size.

3. The reciprocating barrel method stroke proving tool as claimed in claim 1, wherein the length of the measuring ruler (2) is not less than the maximum displacement distance of the elevating base (71) of the dissolution apparatus (7).

4. The reciprocating barrel method stroke proving tool as claimed in claim 1, wherein the positioning plate (421) is horizontally disposed.

5. The stroke verification tool according to claim 1, wherein the distance between the mounting hole (423) and the positioning plate (421) is adapted to the height of the lifting seat (71).

6. The reciprocating barrel method stroke proving tool as claimed in claim 5, wherein the mounting hole (423) is a kidney-shaped hole.