CN208082511U - A kind of beaker fixed frame - Google Patents

Abstract

The utility model provides a kind of beaker fixed frame, belong to experimental apparatus field, including support baseboard, support post, upper support frame, the spring being fixed on upper support frame and the clamp assemblies for being fixed on spring free end, support post connects support baseboard and upper support frame, at least two groups of spring and clamp assemblies, clamp assemblies include being fixed on being used for and sliding panel that support baseboard is slidably matched on telescopic spring direction and being fixed on grip block on sliding panel for beaker to be clamped for spring free end, and grip block top is equipped with the guide part that guiding is put into for beaker.Beaker fixed frame provided by the utility model compared with prior art, solves the problems, such as that beaker fixed frame is replaced frequently in experiment and fixed beaker is inconvenient for operation.

Description

A beaker holder

technical field

The utility model relates to a beaker fixing frame, which belongs to the field of experimental appliances.

Background technique

The beaker is a common laboratory glassware. The common beaker specifications in the laboratory are 10mL, 50mL, 100mL, 250mL, 500mL, 1000mL, etc. In chemical and biological experiments, beakers are often used. During the test, if the beaker is accidentally tipped over, the liquid in the beaker will flow out, which will easily cause personal injury. Therefore, the beaker in the test needs to be fixed.

Most of the beaker holders in the prior art are only suitable for one type of beaker, and it is necessary to prepare multiple sets of beaker holders in one test, occupying the area of the test bench and wasting resources. And existing beaker stand, utilize screw rod to clamp beaker, adjust screw rod to realize the fixation of different specifications beaker, need to unclamp and tighten screw rod every time to change and fix beaker, operation is inconvenient.

Utility model content

The purpose of the utility model is to provide a beaker fixing frame, aiming at solving the problems of frequent replacement of the beaker fixing frame and inconvenient operation of fixing the beaker in the experiment in the prior art.

In order to achieve the above object, the technical solution adopted by the utility model is: provide a beaker holder, including a support base plate, a support column, an upper support frame, a spring fixed on the upper support frame and a clamping assembly fixed at the free end of the spring, The support column connects the support base plate and the upper support frame, and there are at least two groups of the spring and the clamping assembly, and the clamping assembly includes a spring fixed on the free end of the spring for connecting the support base plate with the spring A sliding plate that is slidably fitted in the telescopic direction and a clamping plate fixed on the sliding plate for clamping the beaker, the upper part of the clamping plate is provided with a guide portion for guiding the beaker into it.

Further, the clamping surface of the clamping plate is an arc surface.

Further, the clamping surface of the clamping plate is provided with an asbestos pad for heat insulation and anti-slip.

Further, the sliding plate includes a sliding part for slidingly fitting with the supporting bottom plate in the direction of spring expansion and contraction and a fixing part for fixing the clamping plate, the sliding part is fixed on the fixing part and Located on the side away from the beaker, the fixing part is provided with several threaded holes from top to bottom in the vertical direction, and the clamping plate is provided with countersunk screws that match the threaded holes. The holding plate is fixed on the fixing part by the countersunk head screw.

Further, the support column includes an outer support column and an inner support column that are nested and connected to each other, and a fixing assembly for fixing the outer support column and the inner support column, and the outer support column is fixed on the support floor, so that The inner support column is connected with the upper support frame.

Further, the fixing assembly includes an adjusting nut for hinged connection with the outer cylinder wall of the outer supporting column, and a fixing screw that is slidably fitted on the inner supporting column, and the adjusting nut is connected to the fixing screw. threaded fit, the fixing screw is provided with a hollow groove arranged axially along the fixing screw, the inner wall of the adjusting nut is provided with a tapered thread, and the diameter of the bottom of the tapered thread is smaller than the outer diameter of the fixing screw. thread diameter.

Further, the support bottom plate is provided with a groove for slidingly fitting with the sliding plate in the direction of spring expansion and contraction.

Further, the support bottom plate is provided with several through holes for drainage, and the through holes are located in the beaker fixing area formed between the clamping plates.

Further, a hollow groove is provided on the bottom surface of the support base.

Further, the support bottom plate is provided with an identification plate for recording the specification range of the beaker that the beaker holder is suitable for.

The beneficial effect of the beaker fixing frame provided by the utility model is that, compared with the prior art, the utility model uses a spring to drive the clamping assembly fixed at its free end to expand and contract to realize the placing and fixing of the beaker. The clamping assembly includes a sliding plate and a fixing On the clamping plate on the sliding plate, there is a guide part on the clamping plate. When the beaker is placed, the beaker enters through the guide part, and after being guided by the guide part, the clamping plate is squeezed, and the sliding plate fixed on the free end of the spring is pushed to support Sliding on the base, and then compressing the spring, the sliding plate is in contact with the surface of the supporting base to avoid the spring torsion. After the beaker is placed on the supporting base, the clamping plate tightens the beaker under the drive of the spring to ensure that the beaker is evenly stressed. After the beaker is taken out, The spring automatically drives the clamping assembly back to its original position. The structure utilizes the elasticity of the spring, and the beaker can be put in and taken out directly without other operations, which facilitates the replacement and fixing of the beaker, and greatly improves the working efficiency.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the utility model, the following will briefly introduce the accompanying drawings that are required in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only the practical For some novel embodiments, those skilled in the art can also obtain other drawings based on these drawings without any creative work.

Fig. 1 is the composition schematic diagram of the beaker holder that the utility model embodiment provides;

Fig. 2 is a structural schematic diagram 1 of the clamping assembly in Fig. 1;

Fig. 3 is a structural schematic diagram II of the clamping assembly in Fig. 1;

Figure 4 is a schematic diagram of the connection between the outer support column and the inner support column provided by the embodiment of the present invention;

FIG. 5 is a structural schematic diagram of the bottom surface of the support base in FIG. 1 .

Wherein, each reference sign in the figure:

1-support base plate; 101-groove; 102-through hole; 103-hollow groove; 2-support column; 201-outer support column; 202-inner support column; 3-upper support frame; 4-spring; 5-clip Holding assembly; 501-sliding plate; 5011-fixed part; 5012-sliding part; 502-clamping plate; 5021-guiding part; 5022-clamping surface; ; 8-adjusting nut; 9-fixing screw; 10-hollow groove.

Detailed ways

In order to make the technical problems, technical solutions and beneficial effects to be solved by the utility model clearer, the utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model.

It should be noted that when an element is referred to as being “fixed” or “disposed on” another element, it may be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

It is to be understood that the terms "length", "width", "top", "bottom", "front", "rear", "left", "right", "vertical", "horizontal", "top" , "bottom", "inner", "outer" and other indicated orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, which are only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying No device or element must have a specific orientation, be constructed and operate in a specific orientation, and thus should not be construed as limiting the invention.

In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be interpreted as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features. Thus, a feature defined as "first" and "second" may explicitly or implicitly include one or more of these features. In the description of the present utility model, the meanings of "multiple" and "several" are two or more, unless otherwise specifically defined.

Please refer to Fig. 1 and Fig. 2 together, now the beaker holder provided by the utility model is described. The beaker holder includes a support base plate 1, a support column 2, an upper support frame 3, a spring 4 fixed on the upper support frame 3 and a clamping assembly 5 fixed on the free end of the spring, and the support column 2 connects the support base plate 1 and the upper support frame 3 , There are four sets of springs 4 and clamping assemblies 5 respectively, which are evenly distributed and symmetrically fixed on the upper support frame 3 . The clamping assembly 5 includes a sliding plate 501 fixed on the free end of the spring 4 and a clamping plate 502 fixed on the sliding plate 501, the sliding plate 501 is in surface contact with the support base plate 1, and slides and fits with the support base plate 1 in the telescopic direction of the spring 4 , The upper part of the clamping plate 502 is provided with a guide part 5021 to facilitate the insertion of the beaker, and a "Y"-shaped beaker placement area and a fixed area are formed between the four sets of clamping components.

When no beaker is placed, the spring 4 is in a natural state. When the beaker is put in, the beaker enters from the guide part, and the beaker squeezes the clamping plate 502, pushing the sliding plate 501 fixed on the free end of the spring to slide on the support base 1, and then compress The spring 4 and the sliding plate 501 are in contact with the support base 1 to avoid the spring torsion. After the beaker is placed on the support base 1, four sets of symmetrically arranged clamping components 5 tighten the beaker under the drive of the spring 4 to ensure that the beaker is evenly stressed After the beaker is taken out, the spring automatically drives the clamping assembly back to its original position.

Compared with the prior art, the beaker fixing frame provided by the utility model uses a spring to drive the clamping assembly fixed on its free end to expand and contract to realize the placement and fixing of the beaker. The clamping assembly includes a sliding plate and a clamp fixed on the sliding plate. Holding plate, the holding plate is provided with a guide part, when placing the beaker, the beaker enters from the guide part, after being guided by the guide part, the clamping plate is squeezed, and the sliding plate fixed on the free end of the spring is pushed to slide on the support base, and then compressed The spring, the sliding plate is in contact with the support base surface to avoid spring torsion. After the beaker is placed on the support base plate, the clamping plate tightens the beaker under the drive of the spring to ensure that the beaker is evenly stressed. After the beaker is taken out, the spring automatically drives the clamping assembly Return to the original position. The structure utilizes the elasticity of the spring, and the beaker can be put in and taken out directly without other operations, which facilitates the replacement and fixing of the beaker, and greatly improves the working efficiency.

Further, please refer to Fig. 3, as a specific embodiment of the beaker holder provided by the present invention, the clamping surface 5022 of each clamping plate 502 is an arc surface, and the clamping surface 5022 is in contact with the beaker surface, which can be more Holds the beaker firmly.

Further, referring to Fig. 2, as a specific embodiment of the beaker holder provided by the present invention, the clamping surface 5022 is provided with an asbestos pad 6 for heat insulation and anti-slip, and the asbestos pad 6 is pasted on the clamping surface 5022 .

Further, please refer to Fig. 1, Fig. 2 and Fig. 3 together. As a specific embodiment of the beaker holder provided by the present invention, the sliding plate 501 includes a sliding part 5012 and a fixing part 5011, and the sliding part 5012 is fixed on On the fixed part 5011 and located on the side away from the beaker, the sliding part 5012 is slidably matched with the supporting bottom plate 1 in the direction of spring expansion and contraction. The fixing part 5011 is fixed on the free end of the spring 4, and is used to fix the clamping plate 502. The fixing part 5011 is provided with several rows of threaded holes from top to bottom in the vertical direction, and each row has two threaded holes. The clamping plate 502 There are two countersunk screws 503 on the arc-shaped clamping surface 5022 of the above-mentioned row of threaded holes, the clamping plate 502 is fixed on the fixing part 5011 by the countersunk screws 503, and the two countersunk screws 503 are fixed on the In each row of threaded holes of different heights, the fixed height of the clamping plate 502 can be varied to match beakers of different heights. In FIG. 2, countersunk screws 503 are fixed in the threaded holes in the middle row.

Further, referring to FIG. 1 , as a specific embodiment of the beaker holder provided by the present invention, the support column 2 includes an outer support column 201 and an inner support column 202 that are nested and connected to each other, and a fixing assembly 203, and the fixing assembly 203 It is used to fix the outer support column 201 and the inner support column 202 . The outer support column 201 is fixed on the support base plate 1, and the inner support column 202 passes through the outer support column and is connected with the upper support frame 3. There are four sets of support columns 2 located at the four corners of the upper support frame 3 respectively.

Further, referring to Fig. 1 and Fig. 4, as a specific embodiment of the beaker holder provided by the present invention, the fixing assembly 203 includes an adjusting nut 8 and a fixing screw 9, and the outer supporting column 201 is a cylindrical structure, and the adjusting The nut 8 is hinged with the outer tube arm of the outer supporting column 201, the fixing screw 9 is slidably fitted on the inner supporting column 202, the inside of the adjusting nut 8 is provided with a taper thread, and the fixing screw 9 is provided with a thread that matches the taper thread. The external thread, the external support column 201 and the internal support column 202 are fixed together through the screw connection of the adjusting nut 8 and the fixing screw 9 .

The diameter of the tapered thread on the inner wall of the adjusting nut 8 gradually decreases from the outside to the inside, and the diameter of the bottom of the tapered thread is smaller than the diameter of the external thread of the fixed screw 9, and the external thread of the fixed screw 9 is provided with a thread along the axial direction of the fixed screw 9. Arranged hollow groove 10, so when the fixing screw 9 is screwed into the adjusting nut 8, the adjusting nut 8 will squeeze the fixing screw 9 until the fixing screw 9 is compressed on the inner support column 202, thereby The outer support column 201 and the inner support column 202 are fixedly connected together. In this way, the relative position of the outer support column 201 and the inner support column 202 can be adjusted according to the actual situation, and then the outer support column 201 and the inner support column 202 are fixedly connected by the adjustment nut 8 and the fixing screw 9. This structure realizes the inner support column 202 and the detachable connection of the outer support column 201, thereby realizing the disassembly of the upper support frame 3, the spring 4 fixed on the upper support frame 3 and the clamping assembly 5, so one support base plate can match multiple sets of upper support frames 3 at the same time , spring 4 and clamping assembly 5, further saving resources.

Further, referring to Fig. 1 , as a specific embodiment of the beaker holder provided by the present invention, the support base 1 is provided with a groove 101 which slides and fits with the sliding plate 501 in the direction of spring expansion and contraction, and the groove 101 The bottom is finished to reduce frictional force. The width of the groove 102 is 2 mm larger than that of the sliding plate 103, which facilitates the insertion of the sliding plate 501 and prevents the sliding plate 103 from twisting during its movement.

Further, please refer to Fig. 1 and Fig. 5, as a specific embodiment of the beaker holder provided by the utility model, the support bottom plate 1 is provided with several through holes 102 for drainage, and the through holes 102 are located in four groups Clamping plates 502 are formed between the beakers just below the holding area. After the beaker is used, it needs to be cleaned. At this time, there will be residual water droplets in the beaker. The beaker can be placed upside down on the beaker holder and fixed, and the water droplets can flow away through the drainage through hole 102, which realizes the beaker after the test. storage.

Further, please refer to FIG. 5 , as a specific embodiment of the beaker holder provided by the present invention, a hollow groove 103 is provided on the bottom surface of the support base 1 , and the hollow groove is tapered.

Further, please refer to FIG. 1 , as a specific embodiment of the beaker holder provided by the present invention, the support base plate 1 is provided with an identification plate 7 recording the range of beaker specifications applicable to the beaker holder.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present utility model shall be included in this utility model. within the scope of protection of utility models.

Claims (10)

1. A beaker holder, comprising a support base plate, a support column, an upper support frame, a spring fixed on the upper support frame and a clamp assembly fixed at the free end of the spring, the support column connects the support base plate and the upper support frame The support frame is characterized in that there are at least two groups of the spring and the clamping assembly, and the clamping assembly includes a sliding plate fixed on the free end of the spring and used for sliding cooperation with the supporting bottom plate in the direction of spring expansion and contraction; A clamping plate fixed on the sliding plate for clamping the beaker, and a guide part for guiding the beaker to be placed is provided on the top of the clamping plate. 2. The beaker holder according to claim 1, wherein the clamping surface of the clamping plate is an arc surface. 3. The beaker holder according to claim 2, characterized in that, the clamping surface of the clamping plate is provided with an asbestos pad for heat insulation and anti-skid. 4. The beaker holder according to claim 1, wherein the sliding plate includes a sliding part for slidingly fitting with the supporting bottom plate in the direction of spring expansion and contraction and a fixing part for fixing the clamping plate. part, the sliding part is fixed on the fixed part and is located on the side away from the beaker, the fixed part is provided with several threaded holes from top to bottom in the vertical direction, and the clamping plate is provided with The threaded holes are matched with countersunk screws, and the clamping plate is fixed on the fixing part through the countersunk screws. 5. The beaker holder according to claim 1, wherein the support column comprises an outer support column and an inner support column which are nested and connected to each other and a fixing assembly for fixing the outer support column and the inner support column, The outer support column is fixed on the support base plate, and the inner support column is connected with the upper support frame. 6. The beaker holder according to claim 5, wherein the fixing assembly comprises an adjusting nut hinged with the outer cylinder wall of the outer supporting column, and an adjusting nut slidingly sleeved on the inner supporting column. The fixing screw, the adjusting nut is threadedly matched with the fixing screw, the fixing screw is provided with a hollow groove arranged along the axial direction of the fixing screw, and the inner wall of the adjusting nut is provided with a tapered thread, so The diameter of the bottom of the taper thread is smaller than the diameter of the external thread of the fixing screw. 7. The beaker holder according to claim 1, characterized in that, the support bottom plate is provided with a groove for slidingly fitting with the sliding plate in the direction of spring expansion and contraction. 8 . The beaker holder according to claim 1 , wherein the supporting bottom plate is provided with a plurality of through holes for drainage, and the through holes are located in the beaker fixing area formed between the clamping plates. 9 . The beaker holder according to claim 1 , wherein a hollow groove is provided on the bottom surface of the supporting bottom plate. 10 . 10 . The beaker holder according to claim 1 , characterized in that, the support bottom plate is provided with an identification plate for recording the beaker specification range applicable to the beaker holder. 11 .