CN-115876301-B - Weighing module limiting mechanism

CN115876301BCN 115876301 BCN115876301 BCN 115876301BCN-115876301-B

Abstract

The invention provides a limit mechanism of a weighing module, which relates to the technical field of weighing systems of bioreactors, a limit slide block assembly is arranged on a frame assembly in a sliding way, a driving assembly can drive the limit slide block assembly to reciprocate on the frame assembly, when the limit is required to be released for weighing, the driving assembly moves forward to drive the limit slide block assembly to move, a locking assembly is driven to move in a direction away from the frame assembly, the locking assembly extends out of a movement bracket assembly, the movement support assembly is in a horizontal floating state, can horizontally move relative to the frame assembly, can finish unlocking and weigh, when locking is needed to be executed, the driving assembly reversely moves to drive the limiting slide block assembly to move, the locking assembly is driven to move towards the direction close to the frame assembly, the locking assembly is enabled to extend into the movement support assembly, the movement support assembly cannot horizontally move relative to the frame assembly, locking is finished, equipment is not required to be removed, and operation is simpler.

Inventors

MAO FEIXIANG
ZHU YANAN
XU JIANGYUN
XU LONGBO
XU LONGLIN

Assignees

浙江金仪盛世生物工程有限公司

Dates

Publication Date: 20260505
Application Date: 20221229

Claims (5)

1. The limit mechanism of the weighing module is characterized by comprising a frame assembly (100), a weighing assembly (200), a movement bracket assembly (300), a limit slide block assembly (400), a locking assembly (500) and a driving assembly (600); The upper surface of the frame assembly (100) is provided with the weighing assembly (200), the top surface of the weighing assembly (200) is connected with the bottom surface of the movement support assembly (300), the movement support assembly (300) is used for mounting a movement unit (10), and the movement support assembly (300) can horizontally move relative to the frame assembly (100) in a weighing state; The limiting slide block assembly (400) is in sliding connection with the frame assembly (100), the driving assembly (600) is in transmission connection with the limiting slide block assembly (400), the driving assembly (600) is used for driving the limiting slide block assembly (400) to move on the frame assembly (100) so that the limiting slide block assembly (400) drives the locking assembly (500) to switch between a locking state and an unlocking state, when the limiting slide block assembly (400) is in the locking state, the locking assembly (500) stretches into the movement bracket assembly (300) to limit the movement bracket assembly (300) to move relative to the frame assembly (100), and when the limiting slide block assembly is in the unlocking state, the locking assembly (500) stretches out of the movement bracket assembly (300); the locking assembly (500) comprises a sliding roller (510), a roller pin shaft (520) and a limiting pin (530); one end of the roller pin shaft (520) is connected with the bottom of the limiting pin (530), and the sliding roller (510) is sleeved on the roller pin shaft (520); The limit slider assembly (400) includes a slider body (410); The side wall of the sliding block main body (410) is provided with a guide long hole (411), the sliding roller (510) slides in the guide long hole (411), and the two ends of the guide long hole (411) have a height difference so that the sliding roller (510) can move in the vertical direction; The weighing module limiting mechanism further comprises a sliding block base (700); the slider base (700) is fixed on the frame assembly (100), a sliding groove (412) with a downward opening is formed in the bottom of the slider body (410), and the slider base (700) stretches into the sliding groove (412) so that the slider body (410) can move along the slider base (700); The notch of the sliding groove (412) is internally provided with a sliding protrusion (413), two sides of the sliding block base (700) are respectively provided with a clamping groove (710), and the sliding protrusion (413) extends into the clamping groove (710) so as to limit the sliding block main body (410) to move along the vertical direction; the weighing module limiting mechanism further comprises a limiting bracket assembly (800); The limiting bracket assembly (800) comprises a limiting bracket plate (810) and a first limiting spacer (820); the bottom of the limiting support plate (810) is connected with the frame assembly (100), a first limiting spacer (820) is arranged at the top of the limiting support plate (810), a first guide hole is formed in the first limiting spacer (820), and the limiting pin (530) moves up and down in the first guide hole; The weighing module limiting mechanism further comprises a second limiting spacer (310); The second limiting spacer (310) is arranged on the movement support assembly (300), the second limiting spacer (310) is arranged above the first limiting spacer (820), the second limiting spacer (310) is provided with a second guide hole, and the first guide hole and the second guide hole are aligned.
2. A limit mechanism for a weighing module according to claim 1, And a limit nut (540) is arranged at the end part of the roller pin shaft (520) far away from the limit pin (530), and the limit nut (540) is used for limiting the sliding roller (510) on the roller pin shaft (520).
3. A limit mechanism for a weighing module according to claim 1, The driving assembly (600) comprises a driving push rod (610), a push rod front end bracket (620), a front end pin shaft (630), a push rod rear end bracket (640) and a rear end pin shaft (650); A bracket fixing hole (414) is formed in the side wall of the sliding block main body (410), the front end bracket (620) of the push rod is connected to the sliding block main body (410) through the bracket fixing hole (414), and the driving end of the driving push rod (610) is connected with the front end bracket (620) of the push rod through the front end pin shaft (630); The frame assembly (100) is provided with a push rod mounting plate (110), a push rod rear end bracket (640) is arranged on the push rod mounting plate (110), and a fixed end of the driving push rod (610) is connected with the push rod rear end bracket (640) through a rear end pin shaft (650).
4. A limit mechanism for a weighing module according to claim 1, The weighing module limiting mechanism further comprises a position sensor (900); the side wall of the sliding block main body (410) is provided with a sensor mounting hole (415), the position sensor (900) is arranged in the sensor mounting hole (415), and the position sensor (900) is used for detecting the position of the limiting pin (530).
5. A limit mechanism for a weighing module according to claim 1, The weighing assembly (200) comprises a weighing plate (210), a sensor body (220), a support plate (230) and a locking piece (240); The top surface of the weighing plate (210) is connected with the movement bracket assembly (300), the bottom surface of the supporting plate (230) is connected with the top surface of the frame assembly (100), the sensor main body (220) is fixed on the supporting plate (230), and the sensor main body (220) is used for detecting the pressure born by the supporting plate (230); A gap is formed between the bottom of the weighing plate (210) and the top surface of the supporting plate (230), and when the locking piece (240) is inserted into the gap, the pressure born by the weighing plate (210) is transmitted to the supporting plate (230) through the locking piece (240).

Description

Weighing module limiting mechanism Technical Field The invention relates to the technical field of bioreactor weighing systems, in particular to a weighing module limiting mechanism. Background The bioreactor is a common device in the industries of bio-pharmacy, biological culture, biological fermentation and the like, and the weighing system is an important component of the bioreactor. The weighing module of the existing bioreactor can be divided into two types according to the structural layout, namely one type is arranged outside the equipment, the other type is arranged inside the equipment, and the weighing module is required to have a certain floating on the horizontal plane in structure because the movement of the bioreactor can move on the horizontal plane in the working process, so that the accurate weighing of the movement by the weighing module can be ensured. But weighing module with horizontal plane function that floats all need the weighing module to lock in links such as production, debugging verification, transportation, use acceptance in order to avoid taking place torsion motion and damaging weighing sensor, and install just can lock and unblock after the weighing module of equipment inside needs to dismantle equipment, and the operation is comparatively complicated, has increased time cost and cost of labor. Disclosure of Invention The invention aims to provide a weighing module limiting mechanism, which is used for solving the technical problem that in the prior art, a weighing module arranged in equipment can only be unlocked after the equipment is disassembled, so that the operation is complicated. The invention provides a weighing module limiting mechanism which comprises a frame assembly, a weighing assembly, a movement bracket assembly, a limiting slide block assembly, a locking assembly and a driving assembly, wherein the frame assembly is arranged on the frame assembly; The upper surface of the frame component is provided with the weighing component, the top surface of the weighing component is connected with the bottom surface of the movement support component, the movement support component is used for installing a movement unit, and the movement support component can horizontally move relative to the frame component in a weighing state; The limiting slide block assembly is in sliding connection with the frame assembly, the driving assembly is in transmission connection with the limiting slide block assembly, the driving assembly is used for driving the limiting slide block assembly to move on the frame assembly, so that the limiting slide block assembly drives the locking assembly to switch between a locking state and an unlocking state, when the locking assembly is in the locking state, the locking assembly stretches into the movement support assembly to limit movement support assembly to move relative to the frame assembly, and when the locking assembly is in the unlocking state, the locking assembly stretches out of the movement support assembly. Further, the method comprises the steps of, The locking component comprises a sliding roller, a roller pin shaft and a limiting pin; One end of the roller pin shaft is connected with the bottom of the limiting pin, and the roller pin shaft sleeve is provided with the sliding roller; the limit sliding block assembly comprises a sliding block main body; the side wall of the sliding block main body is provided with a guide long hole, the sliding roller slides in the guide long hole, and the two ends of the guide long hole are provided with height differences, so that the sliding roller can move in the vertical direction. Further, the method comprises the steps of, The weighing module limiting mechanism further comprises a sliding block base; the slider base is fixed on the frame assembly, the bottom of the slider body is provided with a sliding groove with a downward opening, and the slider base stretches into the sliding groove so that the slider body can move along the slider base. Further, the method comprises the steps of, The notch of sliding groove inwards extends has the slip arch, the both sides of slider base all are provided with the joint groove, the slip arch stretches into in the joint groove, in order to restrict the slider main part is along vertical direction removal. Further, the method comprises the steps of, And a limit nut is arranged at the end part of the roller pin shaft, which is far away from the limit pin, and the limit nut is used for limiting the sliding roller on the roller pin shaft. Further, the method comprises the steps of, The weighing module limiting mechanism further comprises a limiting bracket assembly; the limiting bracket assembly comprises a limiting bracket plate and a first limiting spacer; The bottom of the limiting support plate is connected with the frame assembly, a first limiting spacer is arranged at the top of the limiting support plate, a first guide hole is formed in the first limitin