CN219045680U

CN219045680U - Base for liquid chromatograph

Info

Publication number: CN219045680U
Application number: CN202223247191.0U
Authority: CN
Inventors: 朱金峰; 陈晓婷
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-12-05
Filing date: 2022-12-05
Publication date: 2023-05-19
Anticipated expiration: 2032-12-05

Abstract

The utility model discloses a base for a liquid chromatograph, which comprises a base, a supporting and moving mechanism and a connecting buffer mechanism, wherein the supporting and moving mechanism and the connecting buffer mechanism are arranged on the base. The utility model belongs to the technical field of liquid chromatograph, in particular to a base for the liquid chromatograph, which is characterized in that a lifting rod is arranged, a driving rod is used for driving a first conical gear and a second conical gear to be meshed and rotated, a connecting shaft is further driven to rotate, the connecting shaft drives the second gear to be meshed with a rack, so that the height of the lifting rod is adjusted, a universal wheel is arranged on the bottom wall of the lifting rod, the liquid chromatograph is convenient to move, and meanwhile, a base plate and a damping spring rod are arranged, so that buffer protection can be provided for the liquid chromatograph in the moving process.

Description

Base for liquid chromatograph

Technical Field

The utility model belongs to the technical field of liquid chromatographs, and particularly relates to a base for a liquid chromatograph.

Background

The liquid chromatograph is an instrument for separating the mixture firstly and then analyzing and identifying the mixture by utilizing the difference of the distribution ratio of the mixture between two liquids which are liquid-solid or insoluble, the liquid chromatograph has the advantages of high column efficiency, high selectivity, high sensitivity, high analysis speed, good repeatability, wide application range and the like, a base needs to be arranged for supporting when the liquid chromatograph is placed, the traditional Chinese patent publication No. CN214473038U discloses a base for the liquid chromatograph, the base for the liquid chromatograph can drive the device to move in position through a moving mechanism, and when the base is moved to a position where an operator needs to be placed, the fixing frame is rotated by 90 degrees and is attached to the inner wall of a groove, so that a roller is separated from the surface of a placing table, the lower end part of the supporting plate is in contact with the surface of the placing table, and further the labor is saved, but the base still has some defects when in use: when the direction of the roller is regulated, the base needs to be lifted manually, the use is more troublesome, the liquid chromatograph is directly connected with the base, and the buffer structure is lacking, so that the liquid chromatograph is not protected when moving.

Disclosure of Invention

In order to solve the problems, the utility model provides the base for the liquid chromatograph, which is provided with the lifting rod, the driving rod is used for driving the first conical gear and the second conical gear to rotate in a meshed manner so as to drive the connecting shaft to rotate, the connecting shaft drives the second conical gear to be meshed with the rack, so that the height of the lifting rod is adjusted, the bottom wall of the lifting rod is provided with the universal wheel, the liquid chromatograph is convenient to move, and meanwhile, the base for the liquid chromatograph can provide buffer protection for the liquid chromatograph in the moving process through the arrangement of the base plate and the damping spring rod.

In order to realize the functions, the technical scheme adopted by the utility model is as follows: a base for a liquid chromatograph comprises a base, a supporting and moving mechanism and a connecting buffer mechanism, wherein the supporting and moving mechanism and the connecting buffer mechanism are arranged on the base; the supporting and moving mechanism comprises an adjusting groove, a motor groove, a connecting groove and a containing groove, wherein the adjusting groove, the connecting groove and the containing groove are all arranged in a base, a driving shaft is rotationally arranged in the adjusting groove, two ends of the driving shaft penetrate through the side wall of the adjusting groove and extend out, a gear ring is arranged on the driving shaft, the motor groove is arranged on the bottom wall of the adjusting groove, a motor is arranged in the motor groove, the output end of the motor is provided with a first gear, the connecting groove is arranged on two sides of the adjusting groove, the connecting groove is vertically arranged with the adjusting groove, a connecting shaft is rotationally arranged in the connecting groove, a second bevel gear and a second bevel gear are arranged on the connecting shaft, the second bevel gear is meshed with the first bevel gear, the containing groove is vertically arranged on the side wall of two ends of the connecting groove, a lifting rod is slidingly arranged in the containing groove, a tooth groove is arranged on the side wall of the lifting rod, a rack is arranged in the tooth groove, the rack is meshed with the gear II, the universal wheels are arranged on the bottom wall of the lifting rod, the liquid chromatograph is placed in the placing groove, the connecting buffer mechanism is used for fixing the liquid chromatograph, when the liquid chromatograph needs to be moved, the motor is started, the gear I is driven to rotate, the gear I drives the gear ring to rotate, the gear ring drives the driving shaft to rotate, the driving shaft drives the bevel gear I to rotate, the bevel gear II drives the connecting shaft to rotate, the connecting shaft drives the gear II to rotate, the gear II drives the rack to move, the lifting rod is driven to move, the lifting rod drives the universal wheels to extend out of the accommodating groove and lift the base, the liquid chromatograph is convenient to move, the lifting rod is lifted into the accommodating groove again after being carried, the anti-slip cushion block contacts the ground, and the stability of the base is maintained.

Further, the connecting buffer mechanism comprises a placing groove and a damping spring rod, the placing groove is arranged on the top wall of the base, a buffer base plate is arranged on the bottom wall of the placing groove, a liquid chromatograph is arranged on the buffer base plate, a clamping groove is arranged on the side wall of the liquid chromatograph, the damping spring rod is arranged on the side wall of the placing groove, and the tail end of the damping spring rod extends into the clamping groove.

Further, the bottom wall of the base is provided with an anti-skid cushion block.

Further, the first gear is meshed with the gear ring.

Further, the protruding end of the driving shaft is provided with a first bevel gear and is arranged in the connecting groove.

Preferably, the bottom wall of the receiving groove is provided as an opening.

Preferably, the cushion plate is made of rubber.

The utility model adopts the structure to obtain the beneficial effects as follows: according to the base for the liquid chromatograph, the lifting rod is arranged, the driving rod is used for driving the first bevel gear and the second bevel gear to be meshed and rotated, the connecting shaft is driven to rotate, the second bevel gear is driven by the connecting shaft to be meshed with the rack, so that the height of the lifting rod is adjusted, the lifting rod is matched with the universal wheels arranged on the bottom wall of the lifting rod, the liquid chromatograph is convenient to move, when the liquid chromatograph is required to be fixed and used, the lifting column is accommodated, the base is supported and fixed through the protection cushion block, and meanwhile, buffer protection can be provided for the liquid chromatograph in the moving process through the arrangement of the base plate and the damping spring rod.

Drawings

Fig. 1 is a diagram showing the overall structure of a base for a liquid chromatograph according to the present utility model;

fig. 2 is a top view of a base for a liquid chromatograph according to the present utility model;

fig. 3 is a partial enlarged view of fig. 1 at a.

Wherein, 1, a base, 2, a supporting and moving mechanism, 3, a connecting buffer mechanism, 4, an anti-skid cushion block, 5, an adjusting groove, 6, a motor groove, 7, a connecting groove, 8, a containing groove, 9, a driving shaft, 10, a gear ring, 11, a motor, 12, a gear I, 13 and a bevel gear I, 14, a connecting shaft, 15, a second bevel gear, 16, a second gear, 17, a lifting rod, 18, tooth sockets, 19, racks, 20, universal wheels, 21, a placing groove, 22, a damping spring rod, 23, a buffer backing plate, 24, a liquid chromatograph, 25 and a clamping groove.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The present utility model will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1-3, the base for the liquid chromatograph provided by the utility model comprises a base 1, a supporting and moving mechanism 2 and a connecting buffer mechanism 3, wherein an anti-skid cushion block 4 is arranged on the bottom wall of the base 1, and the supporting and moving mechanism 2 and the connecting buffer mechanism 3 are both arranged on the base 1; the supporting and moving mechanism 2 comprises an adjusting groove 5, a motor groove 6, a connecting groove 7 and a containing groove 8, wherein the adjusting groove 5, the connecting groove 7 and the containing groove 8 are all arranged in the base 1, a driving shaft 9 is rotationally arranged in the adjusting groove 5, two ends of the driving shaft 9 penetrate through the side wall of the adjusting groove 5 and extend out, a gear ring 10 is arranged on the driving shaft 9, the motor groove 6 is arranged on the bottom wall of the adjusting groove 5, a motor 11 is arranged in the motor groove 6, a gear I12 is arranged at the output end of the motor 11, the gear I12 is meshed with the gear ring 10, the connecting groove 7 is arranged at two sides of the adjusting groove 5, the connecting groove 7 is vertically arranged with the adjusting groove 5, a conical gear I13 is arranged at the extending end of the driving shaft 9 and is arranged in the connecting groove 7, a connecting shaft 14 is rotationally arranged in the connecting groove 7, a conical gear II 15 and a gear II 16 are arranged on the connecting shaft 14, the second bevel gear 15 is meshed with the first bevel gear 13, the accommodating groove 8 is vertically arranged on the side walls of the two ends of the connecting groove 7, the bottom wall of the accommodating groove 8 is in an opening arrangement, the lifting rod 17 is arranged in the accommodating groove 8 in a sliding mode, a tooth groove 18 is formed in the side wall of the lifting rod 17, a rack 19 is arranged in the tooth groove 18, the rack 19 is meshed with the second bevel gear 16, a universal wheel 20 is arranged on the bottom wall of the lifting rod 17, the connecting buffer mechanism 3 comprises a placing groove 21 and a damping spring rod 22, the placing groove 21 is arranged on the top wall of the base 1, a buffer backing plate 23 is arranged on the bottom wall of the placing groove 21, the buffer backing plate 23 is made of rubber, a liquid chromatograph 24 is arranged on the buffer backing plate 23, a clamping groove 25 is formed in the side wall of the liquid chromatograph 24, the damping spring rod 22 is arranged on the side wall of the placing groove 21, and the tail end of the damping spring rod 22 extends into the clamping groove 25 to be arranged.

When the liquid chromatograph 24 is particularly used, the liquid chromatograph 24 is placed in the placing groove 21, the damping spring rod 22 is buckled into the buckling groove, when the liquid chromatograph 24 needs to be moved, the motor 11 is started, the gear I12 is driven to rotate the gear ring 10, the gear ring 10 is driven to drive the driving shaft 9 to rotate, the driving shaft 9 is driven to rotate the bevel gear I13, the bevel gear I13 is driven to rotate the bevel gear II 15, the bevel gear II 15 is driven to rotate the connecting shaft 14, the connecting shaft 14 is driven to rotate the gear II 16, the gear II 16 is driven to drive the rack 19 to move, the lifting rod 17 is driven to move, the lifting rod 17 drives the universal wheel 20 to extend out of the containing groove 8 and lift the base 1, the lifting rod is convenient to move, after the liquid chromatograph 24 is carried, the lifting rod 17 is lifted into the containing groove 8 again, the anti-slip cushion block 4 is contacted with the ground, and the stability of the base 1 is kept.

The utility model and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the utility model as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.

Claims

1. A base for a liquid chromatograph, characterized in that: the device comprises a base, a supporting and moving mechanism and a connecting buffer mechanism, wherein the supporting and moving mechanism and the connecting buffer mechanism are arranged on the base; the support moving mechanism comprises an adjusting groove, a motor groove, a connecting groove and a storage groove, wherein the adjusting groove, the connecting groove and the storage groove are all arranged in a base, a driving shaft is rotationally arranged in the adjusting groove, two ends of the driving shaft penetrate through the side wall of the adjusting groove and extend out of the side wall of the adjusting groove, a gear ring is arranged on the driving shaft, the motor groove is arranged on the bottom wall of the adjusting groove, a motor is arranged in the motor groove, a first gear is arranged at the output end of the motor, the connecting groove is arranged on two sides of the adjusting groove, the connecting groove and the adjusting groove are vertically arranged, a connecting shaft is rotationally arranged in the connecting groove, a second bevel gear and a first bevel gear are meshed with the connecting shaft, the storage groove is vertically arranged on the side wall of two ends of the connecting groove, a lifting rod is slidingly arranged in the storage groove, a tooth groove is arranged on the side wall of the lifting rod, a rack is meshed with the second bevel gear, and a universal wheel is arranged on the bottom wall of the lifting rod.

2. The base for a liquid chromatograph according to claim 1, wherein: the connecting buffer mechanism comprises a placing groove and a damping spring rod, wherein the placing groove is formed in the top wall of the base, a buffer base plate is arranged on the bottom wall of the placing groove, a liquid chromatograph is arranged on the buffer base plate, a clamping groove is formed in the side wall of the liquid chromatograph, the damping spring rod is arranged on the side wall of the placing groove, and the tail end of the damping spring rod extends into the clamping groove to be arranged.

3. The base for a liquid chromatograph according to claim 2, wherein: and an anti-slip cushion block is arranged on the bottom wall of the base.

4. A base for a liquid chromatograph according to claim 3, characterized in that: the first gear is meshed with the gear ring.

5. The base for a liquid chromatograph according to claim 4, wherein: the extending end of the driving shaft is provided with a first bevel gear and is arranged in the connecting groove.

6. The base for a liquid chromatograph according to claim 5, wherein: the bottom wall of the storage groove is arranged in an opening.

7. The base for a liquid chromatograph according to claim 6, wherein: the cushion pad is made of rubber.