CN211357895U - Be used for chemistry experiment filter equipment - Google Patents

Abstract

The utility model discloses a be used for chemistry experiment filter equipment, including device bottom plate and bracing piece, the bracing piece is located the upper surface one side of device bottom plate and is close to marginal central point and puts the department, and the bottom cover of bracing piece is equipped with the movable block, and the movable block corresponds position department with the bracing piece and has seted up first through-hole. The utility model discloses in, at first, the device passes through the backup pad, the movable block, connecting belt, the setting of belt pulley and supporting shoe can be easily highly adjusted the backup pad, thereby can adapt to funnel and beaker of different size of a dimension, the trouble of selecting corresponding filter equipment to different filtration experiments has been avoided, greatly reduced the complexity of experiment, secondly, through the second connecting rod, the opening, the setting of placing chute and fixed stopper can the glass stick is fixed, avoid operating personnel need hand-held glass stick when filtering the experiment, the work degree of difficulty of filtering the experiment has been reduced, the possibility of filtering experiment accident emergence has been reduced.

Description

Be used for chemistry experiment filter equipment

Technical Field

The utility model relates to a chemistry experiment technical field especially relates to a be used for chemistry experiment filter equipment.

Background

Chemistry is one of natural science, which studies the composition, properties, structure and change rules of substances on the molecular and atomic level to create the science of new substances, the world is composed of substances, chemistry is one of the main methods and means for human beings to know and modify the substance world, chemical experiments are an important means for learning and studying chemistry, and chemical experiments play an extremely important role in classroom practice and teaching.

Traditional chemistry experiment filter equipment only is fit for beaker and funnel of certain size usually, it just can not be used to improper funnel of size or beaker, need select corresponding filter equipment in the experiment to the filtration requirement of difference, greatly increased the complexity of experiment, need one hand to hold the glass stick when simultaneously adding unfiltered solution in the funnel in the filtration experiment operation, another hand passes through the glass stick with solution and adds in the funnel, operating personnel's the work degree of difficulty has been increased, the possibility that the accident of filtering operation takes place has been improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art, and provides a filtering device for chemical experiments.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a be used for chemistry experiment filter equipment, includes device bottom plate and bracing piece, the bracing piece is located the upper surface one side of device bottom plate and is close to marginal central point and put the department, the bottom cover of bracing piece is equipped with the movable block, and the movable block corresponds position department with the bracing piece and has seted up first through-hole, the upper surface cover that the bracing piece is located the movable block is equipped with the backup pad, the backup pad corresponds position department with the bracing piece and has seted up the second through-hole, it is provided with first connecting rod to be close to top one side on the bracing piece, it is provided with the supporting shoe to be close to the top opposite side on the bracing piece.

Preferably, the one end that the bracing piece was kept away from to the second connecting rod has seted up the opening, and has seted up on the open-ended inside is located the second connecting rod and has placed the chute, it is provided with the glass stick on the chute to place, and the top of glass stick is provided with fixed stopper, fixed recess has been seted up with the position department that the glass stick corresponds to fixed stopper.

Preferably, the end of the first connecting rod, which is far away from the supporting rod, is provided with a placing ring, a funnel is arranged in the placing ring, and a beaker is arranged on the upper surface, which is located on the supporting plate, of the bottom end of the funnel.

Preferably, a third through hole is formed in one end, corresponding to the support block, of the moving block, a fixed column is embedded in the moving block, which is located inside the third through hole, and a fourth through hole is formed in a position, corresponding to the third through hole, of the support plate.

Preferably, a placing through hole is formed in the contact position of the supporting block and the supporting rod, a belt pulley is arranged inside the placing through hole on the supporting block, and a fixing block is arranged at one end, far away from the supporting rod, of the upper surface of the supporting block.

Preferably, the belt pulley is sleeved with a connecting belt, one end of the connecting belt is fixedly connected with the fixed column, the other end of the connecting belt is provided with a first fixing sleeve and a second fixing sleeve respectively, the first fixing sleeve and the second fixing sleeve are located at two ends of the connecting belt and are in threaded connection with fastening studs, two fastening studs are provided with twisting plates, and the fixing block is provided with connecting through holes at positions corresponding to the connecting belt.

Compared with the prior art, the beneficial effects of the utility model are that: at first, the device passes through the backup pad, the movable block, the connecting belt, the height to the backup pad that can be easily adjusted in the setting of belt pulley and supporting shoe, thereby can adapt to funnel and beaker of different size of a dimension, the trouble of selecting corresponding filter equipment to different filtration experiments has been avoided, greatly reduced the complexity of experiment, secondly, through the second connecting rod, the opening, the setting of placing chute and fixed stopper can the glass stick is fixed, avoid operating personnel need hand-held glass stick when carrying out the filtration experiment, the work degree of difficulty of filtration experiment has been reduced, the possibility of filtering experiment accident emergence has been reduced.

Drawings

FIG. 1 is a schematic cross-sectional side view of a chemical experiment filter device according to the present invention;

FIG. 2 is a schematic top view of the filtering apparatus for chemical experiment according to the present invention;

fig. 3 is an enlarged schematic view of a structure at a position a of the filtering apparatus for chemical experiment of the present invention.

In the figure: 1. a second link; 2. a support bar; 3. a first link; 4. a support block; 5. placing the through hole; 6. a belt pulley; 7. connecting a belt; 8. a fourth via hole; 9. a second through hole; 10. A first through hole; 11. fixing a column; 12. a third through hole; 13. a fixed plug; 14. fixing the groove; 15. placing a chute; 16. an opening; 17. a glass rod; 18. a funnel; 19. placing a ring; 20. a beaker; 21. a support plate; 22. a moving block; 23. a device chassis; 24. a first fixing sleeve; 25. a second fixing sleeve; 26. fastening a stud; 27. a fixed block; 28. and connecting the through holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a be used for chemistry experiment filter equipment, including device bottom plate 23 and bracing piece 2, bracing piece 2 is located device bottom plate 23 upper surface one side and is close to marginal central point and put the department, the bottom cover of bracing piece 2 is equipped with movable block 22, be used for supporting backup pad 21 upward movement, and movable block 22 and bracing piece 2 correspond the position department and seted up first through-hole 10, bracing piece 2 is located the upper surface cover of movable block 22 and is equipped with backup pad 21, be used for placing beaker 20, backup pad 21 and bracing piece 2 correspond the position department and seted up second through-hole 9, be close to top one side on the bracing piece 2 and be provided with first connecting rod 3, be used for supporting funnel 18, it is provided with supporting shoe 4 to be close to the top opposite side on the bracing piece 2, the top of bracing piece 2 corresponds one side with.

An opening 16 is formed in one end, away from the supporting rod 2, of the second connecting rod 1, a placing chute 15 is formed in the opening 16, the placing chute 17 is convenient to place in an inclined manner, a glass rod 17 is arranged on the placing chute 15, a fixing plug 13 is arranged at the top end of the glass rod 17, a fixing groove 14 is formed in the position, corresponding to the glass rod 17, of the fixing plug 13 and used for fixing the glass rod 17 and preventing the glass rod 17 from falling off, a placing ring 19 is arranged at one end, away from the supporting rod 2, of the first connecting rod 3, a funnel 18 is arranged in the placing ring 19, a beaker 20 is arranged at the bottom end of the funnel 18, located on the upper surface of the supporting plate 21, a third through hole 12 is formed in one end, corresponding to the supporting block 4, of the moving block 22, a fixing column 11 is embedded in the third through hole 12 and used for connecting a belt 7 to drive the moving block 22 to move upwards, a fourth, a placing through hole 5 is formed at the contact position of the supporting block 4 and the supporting rod 2, a belt pulley 6 is arranged inside the placing through hole 5 on the supporting block 4 and used for changing the connection direction of the connecting belt 7, a fixing block 27 is arranged at one end, far away from the supporting rod 2, of the upper surface of the supporting block 4 and used for fixing the connecting belt 7, the connecting belt 7 is sleeved on the belt pulley 6 and used for driving the moving block 22 to ascend, one end of the connecting belt 7 is fixedly connected with the fixing column 11, a first fixing sleeve 24 and a second fixing sleeve 25 are respectively arranged at the other end of the connecting belt 7 and used for fixing the connecting belt 7 by tightly matching the connecting belt 7 with the fixing block 27, fastening studs 26 are respectively in threaded connection with the two ends of the connecting belt 7 through the first fixing sleeve 24 and the second fixing sleeve 25 and used for fixing the two fixing sleeves, screw plates, the fixing block 27 is provided with a connecting through hole 28 at a position corresponding to the connecting belt 7.

The working principle is as follows: the filtering device is placed on the experiment table through the device bottom plate 23, the beaker 20 is placed on the supporting plate 21, the connecting belt 7 is pulled, the connecting belt 7 rotates on the belt pulley 6, then the moving block 22 is driven to move upwards along the supporting rod 2, then the supporting plate 21 is driven to move upwards, when the positions of the beaker 20 and the lower conduit of the funnel 18 correspond, the connecting belt 7 is stopped being pulled, the first fixing sleeve 24 and the second fixing sleeve 25 are clamped on the connecting belt 7 through the screwing plate rotating fastening stud 26, the position of the supporting plate 21 is fixed by matching with the fixing block 27, the height of the supporting plate 21 can be easily adjusted through the arrangement of the supporting plate 21, the moving block 22, the connecting belt 7, the belt pulley 6 and the supporting block 4, so that the filtering device can adapt to the funnels 18 and beakers 20 with different sizes, and the trouble of selecting corresponding filtering devices for different filtering experiments is avoided, greatly reduced the complexity of experiment, glass stick 17 is placed on placing chute 15 on the second connecting rod 1 through opening 16, the inside subsides of funnel 18 are equipped with the filter paper, the bottom of glass stick 17 is located filter paper, it is fixed with fixed stopper 13 through the top of fixed recess 14 and glass stick 17, through second connecting rod 1, opening 16, it can be fixed with glass stick 17 to place the setting of chute 15 and fixed stopper 13, avoid operating personnel to need handheld glass stick 17 when carrying out the filtration experiment, the work degree of difficulty of filtering the experiment has been reduced, the possibility of filtering experiment accident emergence has been reduced, then solution carries out the filter equipment operation through glass stick 17 and accomplishes the filtration experiment.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. A be used for chemistry experiment filter equipment, includes device bottom plate (23) and bracing piece (2), its characterized in that: the device is characterized in that one side, close to the edge center, of the upper surface of a device bottom plate (23) of the support rod (2) is provided with a moving block (22), the position, corresponding to the support rod (2), of the moving block (22) is provided with a first through hole (10), the upper surface, located on the moving block (22), of the support rod (2) is provided with a support plate (21) in a sleeved mode, the position, corresponding to the support rod (2), of the support plate (21) is provided with a second through hole (9), one side, close to the top end, of the support rod (2) is provided with a first connecting rod (3), the other side, close to the top end, of the support rod (2) is provided with a support block (4), and one side, corresponding to the first connecting rod (3.

2. A filter device for chemical experiments according to claim 1, characterized in that: the utility model discloses a glass rod, including first connecting rod (1), bracing piece (2), opening (16) have been seted up to one end that bracing piece (2) were kept away from in second connecting rod (1), and the inside of opening (16) is located and has seted up on second connecting rod (1) and place chute (15), it is provided with glass stick (17) on chute (15) to place, and the top of glass stick (17) is provided with fixed stopper (13), fixed recess (14) have been seted up to fixed stopper (13) and the position department that glass stick (17) correspond.

3. A filter device for chemical experiments according to claim 1, characterized in that: one end, far away from the supporting rod (2), of the first connecting rod (3) is provided with a placing ring (19), a funnel (18) is arranged in the placing ring (19), and a beaker (20) is arranged on the upper surface, located on the supporting plate (21), of the bottom end of the funnel (18).

4. A filter device for chemical experiments according to claim 1, characterized in that: a third through hole (12) is formed in one end, corresponding to the supporting block (4), of the moving block (22), a fixing column (11) is embedded in the moving block (22) located in the third through hole (12), and a fourth through hole (8) is formed in the position, corresponding to the third through hole (12), of the supporting plate (21).

5. A filter device for chemical experiments according to claim 1, characterized in that: the supporting rod is characterized in that a placing through hole (5) is formed in the contact position of the supporting block (4) and the supporting rod (2), a belt pulley (6) is arranged inside the placing through hole (5) on the supporting block (4), and a fixing block (27) is arranged at one end, far away from the supporting rod (2), of the upper surface of the supporting block (4).

6. A filter device for chemical experiments according to claim 5, characterized in that: the belt pulley (6) is sleeved with a connecting belt (7), one end of the connecting belt (7) is fixedly connected with a fixing column (11), the other end of the connecting belt (7) is provided with a first fixing sleeve (24) and a second fixing sleeve (25) respectively, the first fixing sleeve (24) and the second fixing sleeve (25) are located at two ends of the connecting belt (7) and are connected with fastening studs (26) and two screw plates are arranged on the fastening studs (26), and the fixing blocks (27) are provided with connecting through holes (28) corresponding to the connecting belt (7).

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