CN221245278U - Laboratory flask presss from both sides - Google Patents

Abstract

The application relates to the field of experimental tools, and provides a laboratory flask clamp which comprises a mounting frame, a supporting mechanism and a clamping mechanism, wherein the supporting mechanism comprises a supporting seat, a first driving piece, a first supporting piece and a second supporting piece, the supporting seat is arranged on the mounting frame, the first driving piece, the first supporting piece and the second supporting piece are all arranged on the supporting seat, the first driving piece drives the first supporting piece and the second supporting piece to be close to or far away from each other, the clamping mechanism comprises a clamping seat, a second driving piece, a first clamping piece and a second clamping piece, the clamping seat is arranged on the mounting frame, the clamping seat is arranged above the supporting seat, the second driving piece, the first clamping piece and the second clamping piece are all arranged on the clamping seat, and the second driving piece drives the first clamping piece and the second clamping piece to be close to or far away from each other. According to the application, the supporting mechanism and the clamping mechanism are arranged, the supporting mechanism plays a role in supporting the flask, the clamping mechanism plays a role in fixing the flask, and the stability of the flask can be ensured without excessive clamping force.

Description

Laboratory flask presss from both sides

Technical Field

The application relates to the field of experimental tools, in particular to a laboratory flask clamp.

Background

In the laboratory, a flask holder is commonly used for fixing a flask, a condenser tube, or other devices to an iron stand.

Prior art CN210613772U discloses a fixture for clamping a flask, it drives first driven gear and second driven gear through rotary driving mechanism and is synchronous opposite or synchronous reverse motion, realizes the centre gripping and unclamping to the flask, and the rotation angle of first holder and second holder equals, guarantees that the flask position can not take place the skew, improves experimental accuracy.

However, when the prior art CN210613772U is used, when the clamping force of the first clamping member and the second clamping member to the flask is too large, the damage to the flask is easily caused, and when the clamping force of the first clamping member and the second clamping member to the flask is insufficient, the flask cannot be clamped again, so that the flask is easy to fall.

Disclosure of Invention

The embodiment of the application aims to provide a laboratory flask clamp which can solve the technical problems that a flask is easily damaged due to overlarge stress and cannot be clamped due to insufficient stress.

The embodiment of the application provides a laboratory flask clamp, which adopts the following technical scheme:

The laboratory flask clamp comprises a mounting frame, a supporting mechanism and a clamping mechanism, wherein the supporting mechanism comprises a supporting seat, a first driving piece, a first supporting piece and a second supporting piece, the supporting seat is arranged on the mounting frame, the first driving piece, the first supporting piece and the second supporting piece are all arranged on the supporting seat, and the first driving piece drives the first supporting piece and the second supporting piece to be close to or far away from each other;

The clamping mechanism comprises a clamping seat, a second driving piece, a first clamping piece and a second clamping piece, wherein the clamping seat is arranged on the mounting frame, the clamping seat is positioned above the supporting seat, the second driving piece, the first clamping piece and the second clamping piece are all arranged on the clamping seat, and the second driving piece drives the first clamping piece and the second clamping piece to be close to or far away from each other.

Preferably, the first driving part comprises a first knob and a first driving gear, the first supporting part comprises a first driven gear and a first supporting block, the second supporting part comprises a second driven gear and a second supporting block, the supporting seat is provided with a first cavity, the first driving gear, the first driven gear and the second driven gear are all installed in the first cavity, one end of the first knob extends into the first cavity, the first knob is fixedly connected with the first driving gear, the first driving gear is in meshed connection with the first driven gear, the first driven gear is in meshed connection with the second driven gear, the first supporting block is fixedly connected with the first driven gear, and the second supporting block is fixedly connected with the second driven gear.

Preferably, the top of each of the first support block and the second support block has a smooth inclined surface or a smooth cambered surface.

Preferably, the second driving part comprises a second knob and a second driving gear, the first clamping part comprises a third driven gear and a first clamping block, the second clamping part comprises a fourth driven gear and a second clamping block, the clamping seat is provided with a second cavity, the second driving gear, the third driven gear and the fourth driven gear are all installed in the second cavity, one end of the second knob extends into the second cavity, the second knob is fixedly connected with the second driving gear, the second driving gear is in meshed connection with the third driven gear, the third driven gear is in meshed connection with the fourth driven gear, the first clamping block is fixedly connected with the third driven gear, and the second clamping block is fixedly connected with the fourth driven gear.

Preferably, the first clamping block and the second clamping block are both provided with buffer cushions.

Preferably, the mounting frame comprises a bottom plate and a fixing rod, the fixing rod is arranged on the bottom plate, the supporting seat and the clamping seat are all sleeved on the fixing rod, a third knob is arranged between the supporting seat and the fixing rod and used for fixing the supporting seat on the fixing rod, a fourth knob is arranged between the clamping seat and the fixing rod, and the fourth knob is used for fixing the clamping seat on the fixing rod.

The utility model has the beneficial effects that:

Compared with the prior art, the application has the advantages that the supporting mechanism and the clamping mechanism are arranged, the supporting mechanism plays a role in supporting the flask, the clamping mechanism plays a role in fixing the flask, the first supporting piece and the second supporting piece are driven by the first driving piece to be close to each other until the set position is stopped, the flask is clamped between the first supporting piece and the second supporting piece, the flask is straightened, then the first clamping piece and the second clamping piece are driven by the second driving piece to be close to each other, the flask is limited, the stability of the flask can be ensured without excessive clamping force, and the technical problems that the flask is easy to damage due to overlarge stress and cannot be clamped due to insufficient stress are solved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of some embodiments of the present utility model;

FIG. 2 is a schematic diagram of a supporting mechanism according to some embodiments of the present utility model;

FIG. 3 is a schematic view of a clamping mechanism according to some embodiments of the present utility model;

FIG. 4 is a schematic view of the structure of the first support block and the second support block according to some embodiments of the present utility model when the top portions are inclined surfaces;

Fig. 5 is a schematic structural diagram of the first support block and the second support block according to some embodiments of the present utility model when the tops of the first support block and the second support block are cambered surfaces.

The reference numerals are respectively:

1. A mounting frame; 2. a support mechanism; 3. a clamping mechanism; 4. a support base; 5. a first driving member; 6. a first support; 7. a second support; 8. a clamping seat; 9. a second driving member; 10. a first clamping member; 11. a second clamping member; 12. a first knob; 13. a first drive gear; 14. a first driven gear; 15. a first support block; 16. a second driven gear; 17. a second support block; 18. a first cavity; 19. a second knob; 20. a second drive gear; 21. a third driven gear; 22. a first clamping block; 23. a fourth driven gear; 24. a second clamping block; 25. a second cavity; 26. a cushion pad; 27. a bottom plate; 28. a fixed rod; 29. a third knob; 30. and a fourth knob.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present application more apparent, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments of the present application. The components of the embodiments of the present application generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the application, as presented in the figures, is not intended to limit the scope of the application, as claimed, but is merely representative of selected embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present application, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or those that are conventionally put in use of the product of the application, are merely for convenience of describing the present application and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific direction, be configured and operated in a specific direction, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal," "vertical," "overhang," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present application, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present application will be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 1-3, the laboratory flask clamp according to the embodiment of the application comprises a mounting frame 1, a supporting mechanism 2 and a clamping mechanism 3, wherein the supporting mechanism 2 comprises a supporting seat 4, a first driving piece 5, a first supporting piece 6 and a second supporting piece 7, the supporting seat 4 is arranged on the mounting frame 1, the first driving piece 5, the first supporting piece 6 and the second supporting piece 7 are all arranged on the supporting seat 4, and the first driving piece 5 drives the first supporting piece 6 and the second supporting piece 7 to be close to or far away from each other.

The fixture 3 includes grip slipper 8, second driving piece 9, first grip slipper 10 and second grip slipper 11, and on the mounting bracket 1 was located to grip slipper 8, grip slipper 8 was located the top of supporting seat 4, and second driving piece 9, first grip slipper 10 and second grip slipper 11 are all installed on grip slipper 8, and second driving piece 9 drives first grip slipper 10 and second grip slipper 11 and is close to or keep away from each other.

During the use, the first support piece 6 of drive through first actuating member 5, second support piece 7 are close to each other, stop to settlement position department, with the flask card between first support piece 6 and second support piece 7, and just put the flask, then drive first clamping piece 10 and second clamping piece 11 through second actuating member 9 and be close to each other, spacing to the flask, the stability of flask can be guaranteed to the clamping force that does not need too big, thereby solve the excessive easy damage of flask atress, the technical problem that the atress is not tight enough, when the flask needs to be taken off, drive first clamping piece 10 and second clamping piece 11 keep away from each other through second actuating member 9, then the hand grasps the bottleneck, drive first support piece 6 and second support piece 7 keep away from each other through second actuating member 9, thereby the flask is convenient for take off.

In this embodiment, the first driving member 5 includes a first knob 12 and a first driving gear 13, the first supporting member 6 includes a first driven gear 14 and a first supporting block 15, the second supporting member 7 includes a second driven gear 16 and a second supporting block 17, the supporting seat 4 has a first cavity 18, the first driving gear 13, the first driven gear 14 and the second driven gear 16 are all installed in the first cavity 18, one end of the first knob 12 extends into the first cavity 18, the first knob 12 is fixedly connected with the first driving gear 13, the supporting seat 4 has a threaded hole, the connection end of the first knob 12 and the supporting seat 4 has external threads, the first driving gear 13 is in meshed connection with the first driven gear 14, the first driven gear 14 is in meshed connection with the second driven gear 16, the first supporting block 15 is fixedly connected with the first driven gear 14, and the second supporting block 17 is fixedly connected with the second driven gear 16.

When the rotary clamping device is used, the first knob 12 is rotated, the first driving gear 13 synchronously rotates, and the first driven gear 14 and the second driven gear 16 rotate along with the rotation, so that the first supporting block 15 and the second supporting block 17 are mutually close to or far away from each other, the clamping and loosening of the flask are realized, and meanwhile, the stability of the relative positions of the first supporting block 15 and the second supporting block 17 after the adjustment is ensured through the threaded connection between the first knob 12 and the supporting seat 4.

In this embodiment, as shown in fig. 4, the top of each of the first support block 15 and the second support block 17 has a smooth slope, and is suitable for a flat bottom flask.

In yet another embodiment, as shown in fig. 5, the tops of the first support block 15 and the second support block 17 each have a smooth arcuate surface, which is suitable for round bottom flasks.

In this embodiment, the second driving member 9 includes a second knob 19 and a second driving gear 20, the first clamping member 10 includes a third driven gear 21 and a first clamping block 22, the second clamping member 11 includes a fourth driven gear 23 and a second clamping block 24, the clamping seat 8 has a second cavity 25, the second driving gear 20, the third driven gear 21 and the fourth driven gear 23 are all installed in the second cavity 25, one end of the second knob 19 extends into the second cavity 25, the second knob 19 is fixedly connected with the second driving gear 20, the clamping seat 8 has a threaded hole, the connecting end of the second knob 19 and the clamping seat 8 has external threads, the second driving gear 20 is in meshed connection with the third driven gear 21, the third driven gear 21 is in meshed connection with the fourth driven gear 23, the first clamping block 22 is fixedly connected with the third driven gear 21, and the second clamping block 24 is fixedly connected with the fourth driven gear 23.

When the clamping device is used, the second knob 19 is rotated, the second driving gear 20 synchronously rotates, and the third driven gear 21 and the fourth driven gear 23 rotate along with the rotation, so that the first clamping block 22 and the second clamping block 24 are mutually close to or far away from each other, the clamping and the loosening of the flask are realized, and meanwhile, the stability of the relative positions of the first clamping block 22 and the second clamping block 24 after the adjustment is ensured through the threaded connection effect between the second knob 19 and the supporting seat 4.

In this embodiment, the first clamping block 22 and the second clamping block 24 are both provided with a cushion pad 26, which plays a role in buffering the flask clamping process by the first clamping block 22 and the second clamping block 24, so as to avoid damaging the flask.

In this embodiment, the mounting bracket 1 includes a bottom plate 27 and a fixing rod 28, the fixing rod 28 is disposed on the bottom plate 27, the supporting seat 4 and the clamping seat 8 are all sleeved on the fixing rod 28, a third knob 29 is disposed between the supporting seat 4 and the fixing rod 28, the third knob 29 is used for fixing the supporting seat 4 on the fixing rod 28, a fourth knob 30 is disposed between the clamping seat 8 and the fixing rod 28, and the fourth knob 30 is used for fixing the clamping seat 8 on the fixing rod 28.

When the clamping device is used, the supporting seat 4 can slide on the fixed rod 28 when the third knob 29 is in the non-locking state by rotating the third knob 29, the supporting seat 4 is fixed on the fixed rod 28 when the third knob 29 is in the locking state, the clamping seat 8 can slide on the fixed rod 28 when the fourth knob 30 is in the non-locking state by rotating the fourth knob 30, and the clamping seat 8 is fixed on the fixed rod 28 when the fourth knob 30 is in the locking state.

The embodiment of the application relates to a working principle of a laboratory flask clamp, which comprises the following steps:

The first supporting piece 6 and the second supporting piece 7 are driven to be close to each other through the first driving piece 5, the first supporting piece and the second supporting piece 7 are stopped until the set position, the flask is clamped between the first supporting piece 6 and the second supporting piece 7, the flask is straightened, then the first clamping piece 10 and the second clamping piece 11 are driven to be close to each other through the second driving piece 9, the flask is limited, the stability of the flask can be ensured without overlarge clamping force, and therefore the technical problems that the flask is easy to damage due to overlarge stress and cannot be clamped due to insufficient stress are solved.

The above is only a preferred embodiment of the present application, and is not intended to limit the present application, but various modifications and variations can be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims (6)

1. A laboratory flask clamp, characterized in that: the device comprises a mounting frame, a supporting mechanism and a clamping mechanism, wherein the supporting mechanism comprises a supporting seat, a first driving piece, a first supporting piece and a second supporting piece, the supporting seat is arranged on the mounting frame, the first driving piece, the first supporting piece and the second supporting piece are all arranged on the supporting seat, and the first driving piece drives the first supporting piece and the second supporting piece to be close to or far away from each other;

The clamping mechanism comprises a clamping seat, a second driving piece, a first clamping piece and a second clamping piece, wherein the clamping seat is arranged on the mounting frame, the clamping seat is positioned above the supporting seat, the second driving piece, the first clamping piece and the second clamping piece are all arranged on the clamping seat, and the second driving piece drives the first clamping piece and the second clamping piece to be close to or far away from each other.

2. A laboratory flask clamp according to claim 1, characterized in that: the first driving piece is including first knob and first driving gear, first support piece includes first driven gear and first supporting shoe, the second support piece includes second driven gear and second supporting shoe, the supporting seat has first cavity, first driving gear first driven gear the second driven gear is all installed in the first cavity, first knob one end extends to in the first cavity, first knob fixed connection first driving gear, first driving gear meshing connection first driven gear, first driven gear meshing connection second driven gear, first supporting shoe fixed connection first driven gear, second supporting shoe fixed connection second driven gear.

3. A laboratory flask clamp according to claim 2, characterized in that: the tops of the first supporting block and the second supporting block are respectively provided with a smooth inclined plane or a smooth cambered surface.

4. A laboratory flask clamp according to claim 1, characterized in that: the second driving piece is including second knob and second driving gear, first holder includes third driven gear and first grip block, the second holder includes fourth driven gear and second grip block, the grip block has the second cavity, the second driving gear third driven gear fourth driven gear is all installed in the second cavity, second knob one end extends to in the second cavity, second knob fixed connection second driving gear, second driving gear meshing connection third driven gear, third driven gear meshing connection fourth driven gear, first grip block fixed connection third driven gear, second grip block fixed connection fourth driven gear.

5. A laboratory flask clamp according to claim 4, wherein: and buffer cushions are arranged on the first clamping block and the second clamping block.

6. A laboratory flask clamp according to claim 1, characterized in that: the mounting frame comprises a bottom plate and a fixing rod, the fixing rod is arranged on the bottom plate, the supporting seat and the clamping seat are all sleeved on the fixing rod, a third knob is arranged between the supporting seat and the fixing rod and used for fixing the supporting seat on the fixing rod, a fourth knob is arranged between the clamping seat and the fixing rod and used for fixing the clamping seat on the fixing rod.