CN213528737U

CN213528737U - Experiment frame for chemistry experiments convenient to use

Info

Publication number: CN213528737U
Application number: CN202022341845.0U
Authority: CN
Inventors: 伍乔
Original assignee: Changsha Health Vocational College
Current assignee: Changsha Health Vocational College
Priority date: 2020-10-20
Filing date: 2020-10-20
Publication date: 2021-06-25
Anticipated expiration: 2030-10-20

Abstract

The utility model relates to an experiment frame technical field discloses an experiment frame for chemistry experiments convenient to use, which comprises a base plate, the top fixed mounting of base plate has the slide bar, and sliding connection has the slider on the slide bar, and one side threaded connection of slider has locking bolt, and one side fixed mounting that locking bolt was kept away from to the slider has the bracing piece, and the one end rotation that the slider was kept away from to the bracing piece is connected with articulated seat, and one side fixed mounting that the bracing piece was kept away from to articulated seat has the seat of placing, and the bottom fixed mounting of bracing piece has the threaded sleeve, and the inside threaded connection of threaded sleeve has the threaded rod, and the threaded rod is close to. The utility model discloses simple structure, convenient operation, the convenience is adjusted to the centre gripping mode, and the inclination of regulation centre gripping household utensils that simultaneously can be nimble is favorable to improving experiment operating efficiency, the experimenter's of being convenient for use.

Description

Experiment frame for chemistry experiments convenient to use

Technical Field

The utility model relates to an experiment frame technical field especially relates to an experiment frame for chemistry experiments convenient to use.

Background

The iron stand is used for fixing and supporting various instruments, and the iron ring can replace the funnel stand. Is generally used for experimental operations such as filtration, heating, titration and the like. Is one of the most widely used instruments in physical and chemical experiments. It is often used in combination with alcohol burner, and the sequence of the application is from bottom to top. When the iron support is used, the iron support is placed on a horizontal desktop, an iron clamp is clamped stably, and an acid-base reagent is immediately washed by water when dropping on the iron support.

In the chinese patent application publication specification: (CN209184017U) open in the experimental frame of junior middle school's chemistry experiment of a convenient to use, solved the experimental frame of current experiment and used and generally all adopted the bolt fastening when fixing, probably because direct effort between bolt and the montant when fixing like this, lead to the screw thread of this bolt table end to appear wearing and tearing too fast, fixed unstable phenomenon's problem appears.

However, the chinese patent application publication has the following problems: 1. the inclination of regulation centre gripping household utensils that can not be nimble has leaded to having influenced normal experiment operating efficiency, the use of the experimenter of being not convenient for, 2, adjust comparatively inconveniently to the centre gripping mode of household utensils, influence operating personnel and use, for this reason, we propose the experimental frame for chemistry experiments convenient to use and solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems existing in the prior art and providing an experimental frame convenient to use for chemical experiments.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a convenient-to-use experiment rack for chemical experiments comprises a base plate, wherein a slide rod is fixedly installed at the top of the base plate, a slide block is connected onto the slide rod in a sliding manner, a locking bolt is connected onto one side of the slide block in a threaded manner, a support rod is fixedly installed at one side of the slide block, which is far away from the locking bolt, a hinged seat is rotatably connected onto one end of the support rod, which is far away from the slide block, a placing seat is fixedly installed at one side of the hinged seat, which is far away from the support rod, a threaded sleeve is fixedly installed at the bottom of the support rod, the internal thread of the threaded sleeve is connected with a threaded rod, a touch block is fixedly connected onto one end of the threaded rod, which is close to the placing seat, a through groove is formed at the bottom of the placing seat, a wire netting is fixedly installed, all the sleeves are provided with supporting springs, one ends of the supporting springs are fixedly connected with the side wall of the clamping plate, and the other ends of the supporting springs are fixedly connected with the inner wall of the frame body.

Preferably, the bottom of the substrate is fixedly provided with a non-slip mat, and the bottom of the non-slip mat is provided with non-slip lines.

Preferably, the inner wall of the sliding block is fixedly provided with a guide block, and the sliding rod is provided with a guide groove for the guide block to slide.

Preferably, the limiting plate is fixedly provided with a pulling block, and the pulling block is positioned on one side of the limiting plate away from the polish rod.

Preferably, the clamping plate is arc-shaped, and a clamping pad is fixedly mounted on the inner wall of the arc surface of the clamping plate.

Preferably, the clamping pad is made of rubber, and the thickness of the clamping pad is 1.5 cm.

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

1. pulling the piece application of force through the pulling and making the limiting plate move right, driving the polished rod through the limiting plate and moving right, driving the grip block through the polished rod and moving right, supporting spring is in the state of compression this moment, passes the bottom that the household utensils made the household utensils with the household utensils framework and places on the wire netting, loosens and pulls the piece and utilize supporting spring's resilience force to make the grip block, moves left, and it is fixed to utilize the grip block to carry out the centre gripping to the household utensils, and the centre gripping mode is adjusted conveniently, and the operating.

2. Through rotating the threaded rod because threaded rod and threaded sleeve are threaded connection, can take place the position and remove when the threaded rod pivoted, drive the conflict piece through the threaded rod and remove, contradict through the rotation of conflict piece to placing the seat to the regulation of seat angle is placed in the realization, simple structure, the inclination of regulation centre gripping household utensils that can be nimble is favorable to improving experiment operating efficiency, the experimenter's of being convenient for use.

Drawings

Fig. 1 is a schematic view of a main structure of a convenient experimental bench for chemical experiments;

FIG. 2 is a schematic cross-sectional view of a part of the structure of a laboratory shelf for chemical experiments, which is convenient for use;

fig. 3 is an enlarged view of a structure at a in fig. 1.

In the figure: 1. a substrate; 2. a slide bar; 3. a slider; 4. locking the bolt; 5. a support bar; 6. A hinged seat; 7. a placing seat; 8. a wire mesh; 9. a frame body; 10. a threaded sleeve; 11. a threaded rod; 12. a contact block; 13. a polish rod; 14. a limiting plate; 15. pulling the block; 16. a clamping plate; 17. a support spring; 18. a non-slip mat; 19. and a guide block.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a convenient-to-use experiment rack for chemical experiments, which comprises a base plate 1, a slide rod 2 is fixedly installed at the top of the base plate 1, a slide block 3 is slidably connected on the slide rod 2, a locking bolt 4 is in threaded connection with one side of the slide block 3, a support rod 5 is fixedly installed at one side of the slide block 3 away from the locking bolt 4, a hinge seat 6 is rotatably connected with one end of the support rod 5 away from the slide block 3, a placing seat 7 is fixedly installed at one side of the hinge seat 6 away from the support rod 5, a threaded sleeve 10 is fixedly installed at the bottom of the support rod 5, a threaded rod 11 is in threaded connection with the inside of the threaded sleeve 10, a touch block 12 is fixedly connected at one end of the threaded rod 11 close to the placing seat 7, a through groove is formed at the bottom of the placing seat 7, an, polished rod 13 extends to the outside one end fixedly connected with limiting plate 14 of framework 9, and polished rod 13 extends to the inside one end fixedly connected with grip block 16 of framework 9, all overlaps on two polished rods 13 to be equipped with supporting spring 17, supporting spring 17's one end and grip block 16's lateral wall fixed connection, supporting spring 17's the other end and the inner wall fixed connection of framework 9.

Wherein, the bottom fixed mounting of base plate 1 has non-slip mat 18, and the anti-skidding line has been seted up to the bottom of non-slip mat 18, has increased the frictional force of base plate 1 bottom through non-slip mat 18, makes placing of base plate 1 more stable.

Wherein, fixed mounting has guide block 19 on the inner wall of slider 3, has seted up on the slide bar 2 and has supplied the gliding guide way of guide block 19, uses the removal to slider 3 through the cooperation of guide block 19 and guide way to carry out spacingly and direction, avoids slider 3 to take place the skew at the in-process position that removes, has improved the stability that slider 3 removed.

Wherein, fixed mounting has on the limiting plate 14 and draws piece 15, draws piece 15 to be located the limiting plate 14 and keeps away from one side of polished rod 13, has increased the stress point of limiting plate 14 through drawing piece 15, makes the pulling of limiting plate 14 more convenient.

Wherein, the grip block 16 is the arc, and fixed mounting has the centre gripping to fill up on the inner wall of the 16 cambered surfaces of grip block, adopts the centre gripping that the arc structure can be more stable, improves the stability when household utensils use, fills up through the centre gripping and makes the more stable of centre gripping.

Wherein, the centre gripping pad is the rubber material, and the thickness of centre gripping pad is 1.5cm, adopts the rubber material to have fine compliance and elasticity, not only is convenient for press from both sides tight fixed household utensils, still effectively avoids the condition of the household utensils damage because of the too big clamping force leads to simultaneously.

The working principle is as follows: in the utility model, when in use, firstly, the pulling block 15 applies force to move the limiting plate 14 rightwards, the limiting plate 14 drives the polished rod 13 rightwards, the polished rod 13 drives the clamping plate 16 rightwards, at the moment, the supporting spring 17 is in a compressed state, a household utensil passes through the frame body 9 to be placed on the wire netting 8, the loosening pulling block 15 utilizes the resilience of the supporting spring 17 to make the clamping plate 16 move leftwards, the clamping plate 16 is utilized to clamp and fix the household utensil, the clamping mode is convenient to adjust, the threaded rod 11 is convenient to use by an operator, the threaded rod 11 is in threaded connection with the threaded sleeve 10 by rotating the threaded rod 11, the position can move when the threaded rod 11 rotates, the abutting block 12 is driven by the threaded rod 11 to move, the rotation of the placing seat 7 is abutted block 12 is abutted, thereby realizing the adjustment of the angle of the placing seat 7, the structure, inclination that adjusts centre gripping household utensils that can be nimble, be favorable to improving experiment operating efficiency, the experimenter's of being convenient for use, place the alcohol burner on base plate 1 after adjusting the completion, make locking bolt 4 and slide bar 2 separation through rotatory locking bolt 4, slider 3 is in the slidable state this moment, highly adjusting placing seat 7 through sliding block 3, screw locking bolt 4 again after being close to the alcohol burner when wire netting 8 and make locking bolt 4 offset with 2 outer walls of slide bar, realize slider 3's fixing, can experiment operation.

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

1. The experimental frame for the chemical experiment convenient to use comprises a base plate (1) and is characterized in that a sliding rod (2) is fixedly installed at the top of the base plate (1), a sliding block (3) is connected onto the sliding rod (2) in a sliding mode, a locking bolt (4) is connected onto one side of the sliding block (3) in a threaded mode, a supporting rod (5) is fixedly installed on one side, away from the locking bolt (4), of the sliding block (3), one end, away from the sliding block (3), of the supporting rod (5) is rotatably connected with a hinged seat (6), a placing seat (7) is fixedly installed on one side, away from the supporting rod (5), of the hinged seat (6), a threaded sleeve (10) is fixedly installed at the bottom of the supporting rod (5), a threaded rod (11) is connected with internal threads of the threaded sleeve (10), one end, close to the placing seat (7), of the threaded, lead to inside fixed mounting of groove has wire netting (8), place fixed mounting on seat (7) and have framework (9), one side sliding connection of framework (9) has two polished rods (13), polished rod (13) extend to the outside one end fixedly connected with limiting plate (14) of framework (9), polished rod (13) extend to the inside one end fixedly connected with grip block (16) of framework (9), all overlap on two polished rods (13) and be equipped with supporting spring (17), the one end of supporting spring (17) and the lateral wall fixed connection of grip block (16), the other end of supporting spring (17) and the inner wall fixed connection of framework (9).

2. The laboratory frame convenient to use for chemical experiments according to claim 1, wherein the bottom of the base plate (1) is fixedly provided with an anti-slip mat (18), and the bottom of the anti-slip mat (18) is provided with anti-slip lines.

3. The experiment stand convenient to use for the chemical experiment is characterized in that a guide block (19) is fixedly mounted on the inner wall of the sliding block (3), and a guide groove for the guide block (19) to slide is formed in the sliding rod (2).

4. The laboratory bench for chemical experiment convenient to use of claim 1, characterized in that the limiting plate (14) is fixedly provided with a pulling block (15), and the pulling block (15) is located on one side of the limiting plate (14) far away from the polish rod (13).

5. The laboratory frame convenient to use for chemical experiments according to claim 1, wherein the clamping plate (16) is arc-shaped, and a clamping pad is fixedly arranged on the inner wall of the arc-shaped surface of the clamping plate (16).

6. The laboratory bench of claim 5, wherein the clamping pad is made of rubber, and the thickness of the clamping pad is 1.5 cm.