CN219045680U - Base for liquid chromatograph - Google Patents

Abstract

The utility model discloses a base for a liquid phase chromatograph, which comprises a base, a supporting moving mechanism and a connection buffer mechanism, and the supporting moving mechanism and the connecting buffer mechanism are both arranged on the base. The utility model belongs to the technical field of liquid phase chromatograph, specifically refers to a kind of by setting the lifting rod, using the driving rod to drive the first bevel gear and the second bevel gear to mesh and rotate, and then drive the connecting shaft to rotate, and the connecting shaft drives the second gear and the gear The height of the lifting rod can be adjusted by engaging with the bar, and the bottom wall of the lifting rod is equipped with a universal wheel, which is convenient for moving the liquid chromatograph. Liquid Chromatograph Provides a buffer-protected base for liquid chromatography.

Description

Base for a liquid chromatograph

technical field

The utility model belongs to the technical field of liquid chromatographs, in particular to a base for liquid chromatographs.

Background technique

Liquid chromatography refers to an instrument that uses the difference in the distribution ratio of a mixture between liquid-solid or two immiscible liquids to separate the mixture first and then analyze and identify it. Liquid chromatography has high column efficiency, high selectivity, It has the advantages of high sensitivity, fast analysis speed, good repeatability and wide application range. The liquid chromatograph needs to be supported by a base when it is placed. The existing patent publication number is CN214473038U. The Chinese patent discloses a liquid chromatograph The base used for this type of liquid chromatograph can drive the device to move through the set moving mechanism. When it moves to the position required by the operator, the fixed frame will be rotated 90 degrees to fit the inner wall of the groove. , so that the rollers are separated from the surface of the placing table, and the lower end of the support plate is in contact with the surface of the placing table, thereby saving manpower, but there are still some disadvantages in the use of this base: when adjusting the direction of the rollers, the base needs to be lifted manually, which is more troublesome to use. Moreover, the liquid chromatograph is directly connected to the base, lacking a buffer structure, which is not conducive to the protection of the liquid chromatograph when moving.

Utility model content

In order to solve the above-mentioned problems, the utility model provides a method of setting the lifting rod, using the driving rod to drive the first bevel gear and the second bevel gear to rotate, and then drive the connecting shaft to rotate, and the connecting shaft drives the second gear to mesh with the rack, so that The height of the lifting rod is adjusted, and the bottom wall of the lifting rod is equipped with universal wheels to facilitate the movement of the liquid chromatograph. Base for liquid chromatography that provides buffer protection.

In order to realize the above functions, the technical scheme adopted by the utility model is as follows: a base for a liquid chromatograph, including a base, a supporting moving mechanism and a connection buffer mechanism, and the supporting moving mechanism and the connecting buffer mechanism are all arranged on the base; the supporting moving mechanism It includes an adjustment slot, a motor slot, a connection slot and a storage slot. The adjustment slot, the connection slot and the storage slot are all set in the base, and a drive shaft is installed in the adjustment slot. The two ends of the drive shaft pass through the side wall of the adjustment slot and protrude , the drive shaft is provided with a ring gear, the motor slot is located on the bottom wall of the adjustment slot, the motor slot is provided with a motor, the output end of the motor is provided with a gear one, and the connection slot is located on both sides of the adjustment slot. The groove is arranged vertically, and a connecting shaft is arranged for rotation in the connecting groove. The second bevel gear and the second gear are arranged on the connecting shaft, and the second bevel gear meshes with the first bevel gear. , the storage tank is slidingly provided with a lifting rod, the side wall of the lifting rod is provided with a tooth groove, and a rack is arranged in the tooth groove, the rack and the gear two are meshed, and the bottom wall of the lifting rod is provided with a universal wheel. The chromatograph is placed in the placement tank, and the liquid chromatograph is fixed by the connection buffer mechanism. When the liquid chromatograph needs to be moved, the motor is started to drive the gear to rotate. The gear drives the ring gear to rotate, and the ring gear drives the drive shaft to rotate. The driving shaft drives the first bevel gear to rotate, the first bevel gear drives the second bevel gear to rotate, the second bevel gear drives the connecting shaft to rotate, the connecting shaft drives the second gear to rotate, the second gear drives the rack to move, and then drives the lifting rod to move, The lifting rod drives the universal wheels out of the storage tank and lifts the base for easy movement. After the liquid chromatograph is transported, lift the lifting rod into the storage tank again, and the non-slip pad touches the ground to keep the base stable.

Further, the connection buffer mechanism includes a placement groove and a damping spring rod, the placement groove is arranged on the top wall of the base, a cushion plate is provided on the bottom wall of the placement groove, a liquid chromatograph is arranged on the cushion plate, and the liquid chromatograph The side wall of the instrument is provided with a card slot, the damping spring rod is arranged on the side wall of the placement slot, and the end of the damping spring rod is extended into the card slot to be arranged.

Further, a non-slip pad is provided on the bottom wall of the base.

Further, gear one meshes with the ring gear.

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

Preferably, the bottom wall of the storage tank is provided with an opening.

Preferably, the cushion pad is made of rubber.

The utility model adopts the above-mentioned structure to obtain beneficial effects as follows: a base for a liquid chromatograph provided by the utility model is provided with a lifting rod, and the driving rod is used to drive the first bevel gear and the second bevel gear to mesh and rotate, and then drive the connecting shaft Rotate, the connecting shaft drives the gear 2 to mesh with the rack, so as to adjust the height of the lifting rod, and cooperate with the universal wheel set on the bottom wall of the lifting rod to facilitate the movement of the liquid chromatograph. For fixed use, the lifting column is stored, and the base is supported and fixed by the protective cushion block. At the same time, the cushion plate and the damping spring rod can provide buffer protection for the liquid chromatograph during movement.

Description of drawings

Fig. 1 is the overall structural diagram of a kind of liquid chromatograph base that the utility model proposes;

Fig. 2 is a top view structural diagram of a base for a liquid chromatograph proposed by the utility model;

Fig. 3 is a partially enlarged view of A in Fig. 1 .

Among them, 1. Base, 2. Supporting and moving mechanism, 3. Connecting buffer mechanism, 4. Anti-skid pad, 5. Adjusting slot, 6. Motor slot, 7. Connecting slot, 8. Storage slot, 9. Drive shaft, 10 , ring gear, 11, motor, 12, gear one, 13, bevel gear one, 14, connecting shaft, 15, bevel gear two, 16, gear two, 17, lifting rod, 18, tooth groove, 19, tooth Bar, 20, universal wheel, 21, placement groove, 22, damping spring rod, 23, cushion plate, 24, liquid chromatograph, 25, draw-in slot.

Detailed ways

The technical solutions of the utility model will be clearly and completely described below in conjunction with the accompanying drawings. Apparently, the described embodiments are part of the embodiments of the utility model, not all of them. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" The orientation or positional relationship indicated by etc. is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, use a specific The azimuth structure and operation, therefore can not be construed as the limitation of the present utility model. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and should not be construed as indicating or implying relative importance. Below in conjunction with accompanying drawing, the utility model is described in further detail.

As shown in Fig. 1-3, a kind of liquid chromatograph base that the utility model proposes, comprises base 1, supporting mobile mechanism 2 and connection buffer mechanism 3, and the bottom wall of base 1 is provided with non-slip pad 4, supports The moving mechanism 2 and the connection buffer mechanism 3 are both arranged on the base 1; the supporting moving mechanism 2 includes an adjustment slot 5, a motor slot 6, a connection slot 7 and a storage slot 8, and the adjustment slot 5, the connection slot 7 and the storage slot 8 are all located on the In the base 1, a drive shaft 9 is provided to rotate in the adjustment slot 5, and the two ends of the drive shaft 9 penetrate the side wall of the adjustment slot 5 and protrude. The drive shaft 9 is provided with a ring gear 10, and the motor slot 6 is located in the adjustment slot 5. On the bottom wall of the motor groove 6, a motor 11 is provided, and the output end of the motor 11 is provided with a gear one 12, and the gear one 12 meshes with the ring gear 10, and the connecting groove 7 is located on both sides of the adjusting groove 5, and the connecting groove 7 and the The adjustment groove 5 is vertically arranged, and the protruding end of the drive shaft 9 is provided with a bevel gear 13 and is located in the connection groove 7, and the connection shaft 7 is rotated to be provided with a connection shaft 14, and the connection shaft 14 is provided with a bevel gear 2 15 With gear two 16, bevel gear two 15 meshes with bevel gear one 13, storage groove 8 is vertically arranged on the sidewalls at the two ends of connection groove 7, the bottom wall of storage groove 8 is opening setting, and sliding is set in storage groove 8 Lifting rod 17 is arranged, and the side wall of lifting rod 17 is provided with tooth groove 18, is provided with rack 19 in tooth groove 18, and tooth rack 19 is meshed with gear two 16, and the bottom wall of lifting rod 17 is provided with universal wheel 20 , the connection buffer mechanism 3 includes a placement groove 21 and a damping spring rod 22, the placement groove 21 is located on the top wall of the base 1, and the bottom wall of the placement groove 21 is provided with a buffer backing plate 23, the material of the buffer backing plate 23 is rubber, The cushion plate 23 is provided with a liquid chromatograph 24, the side wall of the liquid chromatograph 24 is provided with a draw-in groove 25, the damping spring rod 22 is located on the side wall of the placement groove 21, and the end of the damping spring rod 22 stretches into Set in the card slot 25.

During specific use, the liquid chromatograph 24 is placed in the placement groove 21, the damping spring rod 22 is buckled into the buckle groove, and when the liquid chromatograph 24 needs to be moved, the motor 11 is started to drive the gear one 12 to rotate, and the gear one 12 Drive ring gear 10 to rotate, ring gear 10 drives drive shaft 9 to rotate, drive shaft 9 drives bevel gear one 13 to rotate, bevel gear one 13 drives bevel gear two 15 to rotate, bevel gear two 15 drives connecting shaft 14 to rotate, The connecting shaft 14 drives the gear 2 16 to rotate, the gear 2 16 drives the rack 19 to move, and then drives the elevating rod 17 to move, and the elevating rod 17 drives the universal wheel 20 to extend out of the storage groove 8 and lift the base 1 to facilitate the movement, and the liquid After the phase chromatograph 24 is transported, the elevating rod 17 is lifted into the storage tank 8 again, and the non-slip pad 4 touches the ground to keep the base 1 stable.

The utility model and its implementations have been described above. This description is not restrictive, and what is shown in the drawings is only one of the implementations of the utility model, and the actual structure is not limited thereto. All in all, if a person of ordinary skill in the art is inspired by it, without departing from the purpose of the utility model, without creatively designing a structural method and embodiment similar to the technical solution, it shall be protected by the utility model scope.

Claims (7)

1. A base for a liquid chromatograph, characterized in that: comprise a base, a support movement mechanism and a connection buffer mechanism, the support movement mechanism and the connection buffer mechanism are all located on the base; the support movement mechanism includes an adjustment groove, Motor slot, connection slot and storage slot, the adjustment slot, connection slot and storage slot are all arranged in the base, a drive shaft is arranged in the rotation of the adjustment slot, the two ends of the drive shaft pass through the side wall of the adjustment slot and stretch out, the drive shaft is provided with a ring gear, the motor slot is located on the bottom wall of the adjustment slot, the motor slot is provided with a motor, the output end of the motor is provided with a gear one, and the connecting slot Located on both sides of the adjustment groove, the connection groove and the adjustment groove are vertically arranged, and the connection shaft is rotated in the connection groove, and the bevel gear 2 and the gear 2 are arranged on the connection shaft, and the bevel gear 2 As soon as it meshes with the bevel gear, the storage groove is vertically arranged on the side walls at both ends of the connection groove, and a lifting rod is slid in the storage groove, and tooth grooves are arranged on the side wall of the lifting rod, and the teeth A rack is arranged in the slot, and the rack is meshed with two gears, and a universal wheel is arranged on the bottom wall of the lifting rod. 2. A base for a liquid chromatograph according to claim 1, characterized in that: the connection buffer mechanism includes a placement groove and a damping spring rod, the placement groove is arranged on the top wall of the base, and the placement The bottom wall of the tank is provided with a buffer plate, the buffer plate is provided with a liquid chromatograph, the side wall of the liquid chromatograph is provided with a card slot, and the damping spring rod is arranged on the side of the placement tank. On the wall, the end of the damping spring rod extends into the card slot. 3. A base for a liquid chromatograph according to claim 2, characterized in that an anti-slip pad is provided on the bottom wall of the base. 4. The base for a liquid chromatograph according to claim 3, characterized in that: the first gear meshes with the ring gear. 5. A liquid chromatograph base according to claim 4, characterized in that: the protruding end of the drive shaft is provided with a 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 tank is provided with an opening. 7 . 7 . The base for a liquid chromatograph according to claim 6 , wherein the cushion plate is made of rubber. 7 .

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