CN217033984U - Sample adding equipment - Google Patents

Abstract

The utility model discloses sample adding equipment which comprises an operation space (1), a weighing structure (2) positioned in the operation space (1), and a supporting piece (3), wherein one end of the supporting piece (3) is connected with the weighing structure (2), and the other end of the supporting piece (3) is relatively fixed with a fixing piece (4) separated from the sample adding equipment. According to the utility model, the weighing structure is fixed on the fixing piece which is arranged outside the operation space and is separated from the sample adding equipment, so that the vibrating sample adding equipment cannot influence the accuracy of the weighing structure in weighing materials, and the weighing accuracy is ensured.

Description

Sample adding equipment

Technical Field

The utility model relates to the field of experimental equipment, in particular to sample adding equipment.

Background

In some biochemical fields and the like, materials are often required to be weighed so as to obtain weight information of the materials, and whether the materials meet requirements or not can be judged. However, some vibration devices, such as a vibrator, a shaking device, etc., are often present on the work table to drive the work table to vibrate therewith, so as to influence the accuracy of the weighing structure for weighing the material, which cannot meet the requirement of the weighing accuracy, and even influence the smooth operation of the weighing.

SUMMERY OF THE UTILITY MODEL

In order to solve the above technical problems, or at least partially solve the above technical problems, the present invention provides a sample adding device.

The utility model provides sample adding equipment which comprises an operation space, a weighing structure positioned in the operation space and a supporting piece, wherein one end of the supporting piece is connected with the weighing structure, and the other end of the supporting piece is relatively fixed with a fixing piece separated from the sample adding equipment.

Preferably, the sample adding device comprises a work top, and the operation space is located above the work top.

Preferably, the support passes through the worktop.

Preferably, a seal is fixed between the support and the work table.

Preferably, the supporting member is provided in plurality and arranged parallel to each other.

Preferably, the sample adding device further comprises a fixing plate, the other end of the supporting member is fixedly connected with the fixing plate, and the fixing plate is fixedly connected with the fixing member.

Preferably, the fixing member is a suction cup.

Preferably, a limiting plate is fixedly connected between the plurality of supporting pieces.

Preferably, a sealed shell is arranged on the working table, and the operating space is formed between the shell and the working table.

Preferably, the weighing structure is a load cell.

Compared with the prior art, the technical scheme provided by the embodiment of the utility model has the following advantages:

according to the utility model, the weighing structure is fixed on the fixing part which is outside the operation space and is separated from the sample adding equipment, so that the accuracy of the weighing structure for weighing materials is not influenced by the vibrating sample adding equipment, the weighing accuracy is ensured, and the weighing can be smoothly carried out.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the utility model and together with the description, serve to explain the principles of the utility model.

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

FIG. 1 is a schematic structural diagram of a sample adding device according to an embodiment of the present invention;

FIG. 2 is a front view of a sample addition device according to an embodiment of the present invention;

FIG. 3 is a schematic view of a sample adding device with a housing on a working platform according to an embodiment of the present invention;

fig. 4 is a schematic view of the bottom of the sample adding device with a housing on the working platform surface according to the embodiment of the present invention.

Description of the reference numerals

1. An operating space; 2. a weighing structure; 3. a support member; 4. a fixing member; 5. a work table; 6. a fixing plate; 7. a limiting plate; 8. a housing; 9. a cover door.

Detailed Description

In order that the above objects, features and advantages of the present invention may be more clearly understood, a solution of the present invention will be further described below. It should be noted that the embodiments of the present invention and the features of the embodiments may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those described herein; it is to be understood that the embodiments described in the specification are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1 to 3, the sample adding device provided by the embodiment of the present invention includes an operation space 1 and a weighing structure 2 located in the operation space 1, and the weighing structure 2 may be a weighing sensor or other device capable of achieving a weighing effect. The sample adding equipment further comprises a supporting piece 3, one end of the supporting piece 3 is connected with the weighing structure 2, and the other end of the supporting piece 3 is connected with a fixing piece 4 separated from the sample adding equipment.

According to the utility model, the weighing structure 2 is fixed on the fixing part 4 which is arranged outside the operation space 1 and is separated from the sample adding equipment, so that the accuracy of weighing materials by the weighing structure 2 is not influenced by the vibrating sample adding equipment, and the weighing accuracy is ensured.

As shown in fig. 1, the sample adding device includes a working table 5, the working table 5 is a working table of the sample adding device, and can be used for placing devices for sample adding, such as a liquid adding structure, a powder adding structure, etc., the liquid adding structure and the powder adding structure are conventional structures, which are not described herein. Operation space 1 is in table surface 5's top, weighs structure 2 and is in table surface 5's top and set up with table surface 5 interval promptly, avoids table surface 5's vibrations to transmit to weighing structure 2, influences weighing structure 2's weighing effect.

In some embodiments, the support 3 passes through the work surface 5, and preferably, the support 3 is a rod-like structure and is disposed in a vertical direction. The support member 3 has opposite first and second ends, the first end being a top end of the support member 3 and the second end being a bottom end of the support member 3, in the orientation shown in fig. 2. Support piece 3's first end and weighing structure 2 are connected, and the connection of this department can be for fixed connection or can dismantle the connection, and wherein, the fastness of connection can be ensured to fixed connection's mode, and can dismantle the mode of connection and be convenient for support piece 3 and weighing structure 2 and separately transport, ensure the convenience of transportation and storage, and make things convenient for later stage change maintenance etc.. Support member 3's second end and the mounting 4 that is in table surface 5 below are connected, and wherein, mounting 4 can be for ground etc. can play supporting role's fixture or structure, ensure to provide sufficient supporting effect, and this fixture or structure should separate with table surface 5 for even table surface 5 vibrations also can not influence the accuracy that structure 2 weighed of weighing, thereby accomplish the separation of weighing structure 2 and table surface 5.

Further optimally, be fixed with sealing member (not shown) between support piece 3 and the table surface 5, the sealing member can be structures such as sealing washer, through set up the sealing member between support piece 3 and table surface 5, not only can play sealed effect, guarantees sealed in the operating space 1, can also prevent that table surface 5 from transmitting vibrations to support piece 3 on, and then can not influence the accuracy that structure 2 weighed that weighs, the sealing member is preferably made for materials such as rubber or silica gel.

The number of the supporting members 3 may be one, and in addition, in order to increase the stability of the supporting members 3, the supporting members 3 may be two or more in parallel arrangement. Preferably, the number of the supports 3 is two, and the two supports 3 are arranged in a vertical direction, so that the supports 3 can ensure a supporting effect while avoiding waste of material costs. The second end of a plurality of support pieces 3 is connected through a fixing plate 6, the fixing plate 6 is connected with a fixing piece 4, and the second end of the support pieces 3 is connected through the fixing plate 6, so that the support pieces 3 are synchronously stressed, the stress is uniform, and the stability of the support is ensured. Further optimally, limiting plate 7 fixed connection is passed through at a plurality of support piece 3's middle part, avoids support piece 3 self length too big middle part that causes to buckle, leads to the uneven phenomenon of atress to take place to through limiting plate 7 and fixed plate 6, can be as an organic whole even with a plurality of support piece 3, increase the fastness of structure.

The fixing member 4 can be a support such as a ground, and in addition, the fixing member 4 can also be a component disposed on the fixing plate 6, specifically, the fixing member 4 is plural, the fixing members 4 are all disposed on one side of the fixing plate 6 away from the supporting member 3, the fixing member 4 is fixedly connected with the fixing plate 6, and at this time, the fixing member 4 is fixed on a support such as a ground, which is separated from the sample adding device. Further optimally, the fixing member 4 may be a suction cup or a foot cup when the fixing member 4 is supported on the ground, ensuring a fixing effect. By adopting the design mode, the fixing part 4 can provide uniform supporting force for the fixing plate 6, and the phenomenon that the working table surface 5 inclines or the stress of the fixing plate 6 is not uniform is avoided.

Referring to fig. 3 and 4, a sealed housing 8 is arranged on the work table 5, an operation space 1 is formed between the housing 8 and the work table 5, the operation space 1 is a sealed space, so that the interior of the operation space can be sealed, and the weighing structure 2 is located in the operation space 1, so that the instruments such as a bottle tube and the like can be weighed after powder or liquid is added, and weight information of the instruments can be acquired. Specifically, the housing 8 is disposed on top of the work surface 5, and the open end of the housing 8 has the same shape and size as the work surface 5, thereby allowing the housing 8 to completely cover the work surface 5. One side of shell 8 articulates there is cover door 9, and the accessible is opened cover door 9 and is put into operating space 1 with devices such as liquid feeding structure, powder adding structure, makes the inside formation enclosure space of shell 8, the sealing work of being convenient for through closing cover door 9.

It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The foregoing are merely exemplary embodiments of the present invention, which enable those skilled in the art to understand or practice the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. The utility model provides a sample adding equipment, includes operation space (1) and is in weighing structure (2) in operation space (1), its characterized in that, sample adding equipment still includes support piece (3), the one end of support piece (3) with weigh structure (2) and connect, the other end of support piece (3) with sample adding equipment separation's mounting (4) relatively fixed.

2. Sample application device according to claim 1, characterized in that the sample application device comprises a work top (5), the operation space (1) being above the work top (5).

3. Sample application device according to claim 2, characterized in that the support (3) passes through the work top (5).

4. Sample application device according to claim 3, characterized in that a seal is fixed between the support (3) and the work top (5).

5. Sample application device according to claim 3, characterized in that the support (3) is provided in plurality and arranged parallel to each other.

6. Sample adding device according to claim 5, further comprising a fixing plate (6), wherein the other end of the support member (3) is fixedly connected with the fixing plate (6), and the fixing plate (6) is fixedly connected with the fixing member (4).

7. Sample application device according to claim 6, characterized in that the holder (4) is a suction cup.

8. Sample application device according to claim 5, characterized in that a limiting plate (7) is fixedly connected between a plurality of the supports (3).

9. Sample application device according to claim 2, characterized in that a sealed housing (8) is provided on the work top (5), the housing (8) and the work top (5) forming the operating space (1) therebetween.

10. Sample application device according to claim 1, characterized in that the weighing structure (2) is a load cell.

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