CN214426833U

CN214426833U - Ten-thousandth-minute balance for laboratory

Info

Publication number: CN214426833U
Application number: CN202023130219.3U
Authority: CN
Inventors: 从舒凯; 杨永安
Original assignee: Yunnan Gongma Biotechnology Co ltd
Current assignee: Yunnan Gongma Biotechnology Co ltd
Priority date: 2020-12-23
Filing date: 2020-12-23
Publication date: 2021-10-19
Anticipated expiration: 2030-12-23

Abstract

The utility model provides a ten thousand minutes balance is used in laboratory, including balance and cushion socket, be equipped with on the inside wall of cushion socket and support the waist platform, it is equipped with the shock attenuation board to support waist bench portion, it is equipped with four first damper to support waist bench portion, first damper includes the mounting bracket, the inboard of mounting bracket is equipped with the slide, the bottom of slide links to each other with the interior bottom plate of cushion socket through first spring, the slide top is equipped with the connecting rod, the inboard that supports the waist platform is equipped with second damper, second damper includes the sliding plate, the sliding plate bottom is equipped with the rubber post, the cover is equipped with movable plate and second spring on the outer wall of rubber post, the outside of rubber post is equipped with a plurality of third springs. The utility model discloses the vibrations that produce when can not only effectually alleviate the measurement thing and place on the balance, and can alleviate the external impact force that the balance received to reduce vibrations and to balance measurement accuracy's influence, improved accuracy nature.

Description

Ten-thousandth-minute balance for laboratory

Technical Field

The utility model mainly relates to the technical field of ten-thousandth-minute-one balance, in particular to the one-thousandth-minute-one balance for a laboratory.

Background

Although an existing ten-thousandth-gram precision laboratory electronic balance can be horizontally adjusted, most of the balances do not have a damping structure, the balance is very easy to be impacted by the outside during weighing, the measurement precision can be reduced by the external impact force, and the measurement precision can be influenced by the vibration generated when a measurement object is placed on the balance, so that the measurement is not accurate enough.

According to patent document application number 201820404572.X provides a ten thousand balance is used in high accuracy laboratory, including base and head rod, the top of base is provided with places the layer, and the middle part of placing the layer is provided with places the dish, it is provided with electromagnetic sensor to place the dish below, the left side of base is provided with data display device, the top of head rod is provided with the second connecting rod, and the middle part of second connecting rod is fixed with the fixed plate, the fan is installed to the top of fixed plate, and the below of fan is connected with the suction hood to the top of fan is connected with the dust collecting bottle, place the below of dish and install the damping bumper shock absorber, though can avoid solid particle or powder to influence the weighing of this balance, and then improved the device's accuracy, but the balance does not have shock-absorbing structure, leads to the balance measurement accuracy low.

Disclosure of Invention

The utility model mainly provides a ten thousand minute balance for laboratory for solve the technical problem who proposes in the above-mentioned background art.

The utility model provides a technical scheme that above-mentioned technical problem adopted does:

a universal balance for a laboratory comprises a balance and a shock absorption seat, wherein a supporting waist platform is installed on the inner side wall of the shock absorption seat, a shock absorption plate is arranged at the top of the supporting waist platform, first shock absorption assemblies are installed at four vertex angles of the bottom of the supporting waist platform one by one, each first shock absorption assembly comprises a mounting frame, a sliding plate is arranged on the inner side of the mounting frame, the bottom of the sliding plate is connected with the inner bottom plate of the shock absorption seat through a first spring, a connecting rod is arranged at the top of the sliding plate, the top end of the connecting rod penetrates through the supporting waist platform to be connected with the bottom of the shock absorption plate, a second shock absorption assembly is arranged on the inner side of the supporting waist platform and comprises a sliding plate, a rubber column is installed at the center of the bottom of the sliding plate, a moving plate and a second spring are sequentially sleeved on the outer wall of the rubber column from top to bottom, the upper end and the lower end of the second spring are respectively connected with the moving plate and the shock absorption plate of the shock absorption seat, just a plurality of third springs are installed to the outside of rubber column symmetry side by side, a removal section of thick bamboo is installed to the bottom of third spring, one side of a removal section of thick bamboo is equipped with the installation pole, the one end that the removal section of thick bamboo was kept away from to the installation pole links to each other with the movable plate, the inboard cover of a removal section of thick bamboo is equipped with the dead lever, a removal section of thick bamboo and dead lever sliding connection.

Preferably, four apex angle departments of shock attenuation seat bottom install leveling supporting legs subassembly one by one, every leveling supporting legs subassembly all includes one-way threaded rod, one-way threaded rod is fixed in the bottom of shock attenuation seat, be connected with a screw thread section of thick bamboo through the thread engagement on one-way threaded rod's the outer wall, the bottom of a screw thread section of thick bamboo is connected with the supporting shoe through ball bearing, the slipmat is installed to the bottom of supporting shoe.

Preferably, an anti-skid thumb wheel is fixedly mounted on the outer wall of the top end of the threaded cylinder.

Preferably, be equipped with two mounting grooves side by side on the outer wall of balance, every the magnet piece is all installed to the inboard of mounting groove, just one side of balance is equipped with the digital display spirit level, the magnet post is installed to the back symmetry of digital display spirit level, the magnet post cooperatees with the mounting groove plug-in connection and with the magnet piece.

Preferably, the guide plates are symmetrically installed on the outer sides of the sliding plates, and both ends of the sliding plates are slidably connected with the sliding grooves of the guide plates.

Preferably, the inner wall of the mounting rack is symmetrically provided with limiting clamping seats.

Preferably, the mounting frame and the fixing rod are fixed at the top of the damping seat bottom plate, and the limiting plate is installed at the top end of the fixing rod.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model can effectively reduce the vibration generated when the measuring object is placed on the balance, and can reduce the external impact force on the balance, reduce the influence of the vibration on the measuring precision of the balance and improve the accuracy through the damping plate, the sliding plate, the connecting rod, the sliding plate, the moving cylinder, the fixed rod, the mounting rod, the first spring, the second spring, the third spring and the rubber column; the balance is horizontally adjusted through the digital display level gauge, the anti-skid thumb wheel, the threaded cylinder, the one-way threaded rod and the supporting block, and the balance is simple to operate and convenient to use; through magnet post, mounting groove and magnet piece, realized the installation and the dismantlement of being convenient for of digital display spirit level, convenient to use.

The present invention will be explained in detail with reference to the drawings and specific embodiments.

Drawings

Fig. 1 is a schematic view of the overall external structure of the present invention;

FIG. 2 is a sectional view of the inner structure of the shock-absorbing seat of the present invention;

FIG. 3 is a top view of the shock absorbing seat structure of the present invention;

fig. 4 is a schematic diagram of the back structure of the digital display level meter of the present invention;

FIG. 5 is an enlarged view of area A of FIG. 1;

fig. 6 is an enlarged view of region B in fig. 1.

In the figure: 1. a balance; 11. mounting grooves; 111. a magnet block; 2. a shock absorbing seat; 21. a support waist table; 211. a damper plate; 3. a first dampening member; 31. a mounting frame; 311. a limiting clamping seat; 32. a first spring; 33. a slide plate; 34. a connecting rod; 4. a digital display level meter; 41. a magnetic column; 5. a second dampening member; 51. a sliding plate; 52. a guide plate; 53. a rubber column; 531. moving the plate; 532. a second spring; 54. a third spring; 55. moving the drum; 56. fixing the rod; 561. a limiting plate; 57. mounting a rod; 6. leveling the supporting leg assembly; 61. a one-way threaded rod; 62. a threaded barrel; 63. a support block; 631. a non-slip mat; 64. anti-skid thumb wheel.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully with reference to the accompanying drawings, in which several embodiments of the present invention are shown, but the present invention can be implemented in different forms, and is not limited to the embodiments described in the text, but rather, these embodiments are provided to make the disclosure of the present invention more thorough and comprehensive.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the use of the term knowledge in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

In the embodiment, referring to fig. 1, 2 and 3, a universal balance for a laboratory includes a balance 1 and a damper base 2, a waist supporting table 21 is installed on an inner side wall of the damper base 2, a damper plate 211 is installed on a top of the waist supporting table 21, first damper assemblies 3 are installed at four top corners of a bottom of the waist supporting table 21 one by one, each first damper assembly 3 includes a mounting frame 31, a sliding plate 33 is installed inside the mounting frame 31, a bottom of the sliding plate 33 is connected to an inner bottom plate of the damper base 2 through a first spring 32, a connecting rod 34 is installed on a top of the sliding plate 33, a top end of the connecting rod 34 penetrates through the waist supporting table 21 and is connected to a bottom of the damper plate 211, a second damper assembly 5 is installed inside the waist supporting table 21, the second damper assembly 5 includes a sliding plate 51, a rubber column 53 is installed at a center of a bottom of the sliding plate 51, the outer wall of the rubber column 53 is sequentially sleeved with a moving plate 531 and a second spring 532 from top to bottom, the moving plate 531 is in sliding connection with the rubber column 53, the upper end and the lower end of the second spring 532 are respectively connected with the moving plate 531 and the inner bottom plate of the shock absorption seat 2, a plurality of third springs 54 are symmetrically arranged on the outer side of the rubber column 53 side by side, a moving cylinder 55 is arranged at the bottom of each third spring 54, a mounting rod 57 is arranged on one side of the moving cylinder 55, one end, far away from the moving cylinder 55, of the mounting rod 57 is connected with the moving plate 531, a fixed rod 56 is sleeved on the inner side of the moving cylinder 55, the moving cylinder 55 is in sliding connection with the fixed rod 56, the balance 1 is flatly placed on the waist support table 21, under the action of the gravity of the balance 1, the shock absorption plate 211 and the sliding plate 51 respectively press the connecting rod 34 and the third spring 54 downwards, the sliding plate 33 can press the first spring 32 downwards, and when the balance 1 is vibrated, the impact force is firstly transmitted to the shock absorption plate 211 and the sliding plate 51, at this time, the sliding plate 33 can extrude the first spring 32, the sliding plate 51 can extrude the third spring 54 and the rubber column 53, most of the impact force can be absorbed by the first spring 32, the third spring 54 and the rubber column 53, then the impact force can be transmitted to the mounting rod 57 through the moving cylinder 55, the mounting rod 57 can drive the moving plate 531 to extrude the second spring 532, the remaining impact force can be effectively absorbed by the second spring 532, not only can the vibration generated when a measurement object is placed on the balance 1 be effectively reduced, but also the external impact force on the balance 1 can be reduced, the influence of the vibration on the measurement accuracy of the balance 1 is reduced, the measurement accuracy is effectively improved, the guide plates 52 are symmetrically installed on the outer side of the sliding plate 51, and both ends of the sliding plate 51 are slidably connected with the sliding grooves of the guide plates 52, and the sliding plate 51 is slidably connected with the guide plates 52, can improve shock-absorbing structure's stability, spacing cassette 311 is installed to the symmetry on the inner wall of mounting bracket 31, carries on spacingly through spacing cassette 311 to slide 33, has the effect of protecting first spring 32, mounting bracket 31 and dead lever 56 are all fixed in the top of 2 bottom plates of shock absorber seat, limiting plate 561 is installed on the top of dead lever 56, carries on spacingly to removing a section of thick bamboo 55 through limiting plate 561.

In the embodiment, as shown in fig. 1 and 5, leveling supporting leg assemblies 6 are installed at four top corners of the bottom of the shock absorbing seat 2 one by one, each leveling supporting leg assembly 6 includes a one-way threaded rod 61, the one-way threaded rod 61 is fixed at the bottom of the shock absorbing seat 2, a threaded cylinder 62 is connected to an outer wall of the one-way threaded rod 61 through threaded engagement, an inner thread is arranged on an inner wall of the threaded cylinder 62, the inner thread is engaged with an outer thread arranged on an outer wall of the one-way threaded rod 61, a supporting block 63 is connected to a bottom end of the threaded cylinder 62 through a ball bearing, a non-slip pad 631 is installed at the bottom of the supporting block 63, friction with a workbench, a desktop and the like is increased through the non-slip pad 631, stability of the device is improved, a non-slip dial wheel 64 is fixedly installed on an outer wall at the top end of the threaded cylinder 62, and the non-slip dial wheel 64 is rotated to rotate the threaded cylinder 62, the height of the leveling supporting leg can be adjusted by utilizing the threaded engagement to lift the one-way threaded rod 61, so that the balance 1 is horizontally adjusted, and the operation is simple and the use is convenient.

In the embodiment, please refer to fig. 1, 4 and 6, two installation grooves 11 are arranged on the outer wall of the balance 1 side by side, each magnet block 111 is installed on the inner side of each installation groove 11, a digital display level meter 4 is arranged on one side of the balance 1, the balance 1 is horizontally adjusted by observing the numerical value of the digital display level meter 4, so that the horizontal adjustment is more accurate, the magnet columns 41 are symmetrically installed on the back surface of the digital display level meter 4, the magnet columns 41 are in plug-in connection with the installation grooves 11 and matched with the magnet blocks 111, the magnet columns 41 are inserted into the installation grooves 11, and the installation of the digital display level meter 4 can be completed through the matching of the magnet columns 41 and the magnet blocks 111, so that the use is convenient.

The utility model discloses a concrete operation as follows:

firstly, a magnet column 41 is inserted into the mounting groove 11, the mounting of the digital display level meter 4 is completed through the matching of the magnet column 41 and a magnet block 111, then the balance 1 is flatly placed on the support waist table 21, under the action of the self gravity of the balance 1, the damping plate 211 and the sliding plate 51 respectively press the connecting rod 34 and the third spring 54 downwards, the sliding plate 33 presses the first spring 32 downwards, then the anti-skid dial wheel 64 is rotated to rotate the threaded cylinder 62, the one-way threaded rod 61 is lifted and lowered through threaded engagement to adjust the height of the leveling supporting foot, the horizontal adjustment of the balance 1 is completed through observing the numerical value of the digital display level meter 4, in the measuring process, when the balance 1 is vibrated, the impact force is firstly transmitted to the damping plate 211 and the sliding plate 51, at the moment, the sliding plate 33 presses the first spring 32, the sliding plate 51 presses the third spring 54 and the rubber column 53, most of the impact force can be buffered and absorbed through the first spring 32, the third spring 54 and the rubber column 53, the impact force can be transmitted to the mounting rod 57 through the moving cylinder 55, the mounting rod 57 can drive the moving plate 531 to extrude the second spring 532, the residual impact force can be effectively absorbed through the second spring 532, the vibration generated when a measuring object is placed on the balance 1 can be reduced, the external impact force applied to the balance 1 can be reduced, and the measurement is more accurate.

The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above-mentioned manner, if the method and the technical solution of the present invention are adopted, the present invention can be directly applied to other occasions without substantial improvement, and the present invention is within the protection scope of the present invention.

Claims

1. The utility model provides a ten thousand minutes balance for laboratory, includes balance (1) and cushion socket (2), its characterized in that, install support waist platform (21) on the inside wall of cushion socket (2), the top of supporting waist platform (21) is equipped with shock attenuation board (211), four apex angle departments of support waist platform (21) bottom install first damper (3) one by one, every first damper (3) all include mounting bracket (31), the inboard of mounting bracket (31) is equipped with slide (33), the bottom of slide (33) links to each other with the interior bottom plate of cushion socket (2) through first spring (32), the top of slide (33) is equipped with connecting rod (34), the top of connecting rod (34) runs through support waist platform (21) and links to each other bottom damper (211), just the inboard of support waist platform (21) is equipped with second damper (5), the second shock absorption assembly (5) comprises a sliding plate (51), a rubber column (53) is installed at the center of the bottom of the sliding plate (51), a moving plate (531) and a second spring (532) are sequentially sleeved on the outer wall of the rubber column (53) from top to bottom, the upper end and the lower end of the second spring (532) are respectively connected with the moving plate (531) and the inner bottom plate of the shock absorption seat (2), and a plurality of third springs (54) are symmetrically arranged on the outer side of the rubber column (53) side by side, a moving cylinder (55) is arranged at the bottom of the third spring (54), a mounting rod (57) is arranged at one side of the moving cylinder (55), one end of the mounting rod (57) far away from the moving cylinder (55) is connected with the moving plate (531), the inner side of the moving cylinder (55) is sleeved with a fixing rod (56), and the moving cylinder (55) is connected with the fixing rod (56) in a sliding mode.

2. The balance for the laboratory according to claim 1, wherein the leveling supporting foot components (6) are installed one by one at four top corners of the bottom of the shock absorption seat (2), each leveling supporting foot component (6) comprises a one-way threaded rod (61), the one-way threaded rod (61) is fixed at the bottom of the shock absorption seat (2), a threaded cylinder (62) is connected to the outer wall of the one-way threaded rod (61) through threaded engagement, the bottom end of the threaded cylinder (62) is connected with a supporting block (63) through a ball bearing, and an anti-slip pad (631) is installed at the bottom of the supporting block (63).

3. The laboratory scale according to claim 2, wherein the outer wall of the top end of the threaded cylinder (62) is fixedly provided with an anti-skid thumb wheel (64).

4. The balance for the laboratory according to claim 1, wherein two installation grooves (11) are arranged on the outer wall of the balance (1) side by side, a magnet block (111) is installed on the inner side of each installation groove (11), a digital display level meter (4) is arranged on one side of the balance (1), a magnet column (41) is symmetrically installed on the back surface of the digital display level meter (4), and the magnet column (41) is connected with the installation grooves (11) in an inserted manner and matched with the magnet block (111).

5. The laboratory balance according to claim 1, wherein the sliding plate (51) is symmetrically provided with guide plates (52) on the outer side, and both ends of the sliding plate (51) are slidably connected with the sliding grooves of the guide plates (52).

6. The laboratory scale according to claim 1, wherein the inner wall of the mounting frame (31) is symmetrically provided with limiting clamping seats (311).

7. The laboratory balance as claimed in claim 1, wherein the mounting frame (31) and the fixing rod (56) are fixed on the top of the bottom plate of the shock absorption seat (2), and a limiting plate (561) is mounted at the top end of the fixing rod (56).