Self-protection safety cover for experiment

Abstract

The utility model discloses a self-protection safety cover for experiment, which comprises a bottle body and a bottle cap, and the bottle cap is connected with a clamping mechanism. The clamping mechanism comprises a T-shaped frame and two clamping arms; the upper ends of the two clamping arms are connected with the T-shaped frame in a sliding manner; the lower end of the T-shaped frame is fixedly connected with a fixed plate; the two clamping arms penetrate through the fixing plate and are connected with the fixing plate in a sliding mode. An elastic piece is further connected between the T-shaped frame and the clamping arm; the elastic piece is arranged in the fixing plate; the clamping mechanism is further connected with a cover layer. And the height of the cover layer is greater than half of the height of the bottle body. The clamping mechanism is arranged on the bottle cap, after the bottle cap is clamped through movement of the two clamping arms, the bottle cap can be rotated or pulled out by pinching the two clamping arms, splashed liquid is blocked and collected through the cover layer, and the device is easy to operate, convenient to use and capable of being repeatedly used.

Description

Technical Field

[0001] The utility model relates to the technical field of experimental equipment, in particular to a self-protection safety cover for experiments. Background Art

[0002] When the fuming nitric acid bottle is opened, there is gas in the bottle. When the personnel twist the lid, the liquid in the bottle will spray out, which may easily cause burns or splash onto clothes, posing a safety hazard. Therefore, it is necessary to cover the fuming nitric acid when it is opened, but the ordinary box cover is large in size and not easy to operate. Therefore, an easy-to-operate experimental self-protection safety cover is needed. Utility Model Content

[0003] The utility model aims to solve the problems in the prior art and proposes a self-protection safety cover for experiments.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] A self-protection safety cover for experiments, comprising a bottle body and a bottle cap, wherein the bottle cap is connected with a clamping mechanism; the clamping mechanism comprises a T-frame and two clamping arms; the upper ends of the two clamping arms are slidably connected to the T-frame; the lower end of the T-frame is fixedly connected with a fixing plate; the two clamping arms pass through the fixing plate and are slidably connected to the fixing plate; an elastic member is also connected between the T-frame and the clamping arms; and the elastic member is arranged in the fixing plate; the clamping mechanism is also connected with a cover layer; and the height of the cover layer is greater than half the height of the bottle body.

[0006] Preferably, the two clamp arms are symmetrically arranged in an L-shape; the short axes of the two clamp arms face inwards; and anti-slip teeth are provided on the inner sides of the short axes of the two clamp arms.

[0007] Preferably, T-shaped slots are provided at the lower ends of both sides of the T-shaped frame; and the upper ends of the two clamping arms are slidably connected on the T-shaped frame through the T-shaped slots.

[0008] Preferably, through holes are provided on both sides of the fixing plate; the two clamping arms are respectively fitted with and slidably connected to the inner walls of the two through holes; and the through holes are communicated with the T-slots.

[0009] Preferably, an annular groove is provided on the outer side wall of the fixing plate; and the upper end of the cover layer is fixedly connected to the annular groove.

[0010] Preferably, the fixing plate is further provided with a transverse groove; the T-shaped frame and the through hole are connected through the transverse groove; and the elastic member is arranged in the transverse groove.

[0011] Preferably, the cover layer comprises a wear-resistant layer, an isolation layer and a liquid-absorbing layer from the outside to the inside; and the isolation layer is made of an anti-corrosion material.

[0012] Compared with the prior art, the utility model provides a self-protection safety cover for experiments, which has the following beneficial effects:

[0013] The self-protection safety cover is used for experiments. A clamping mechanism is arranged on the bottle cap. After the two clamping arms are moved and clamped, the bottle cap can be rotated or pulled out by pinching the two clamping arms, and the splashed liquid is blocked and collected by the cover layer. The device is simple to operate, easy to use and reusable.

[0014] The parts not involved in the device are the same as those in the prior art or can be implemented by using the prior art. The utility model has a simple structure and is easy to operate. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 For this utility model Figure 1 The structural diagram at A in the middle;

[0017] Figure 3 It is a structural schematic diagram of the cover layer in the utility model.

[0018] In the figure: 10 bottle body, 11 bottle cap, 20 clamping mechanism, 21 T-type frame, 211 T-type groove, 22 clamping arm, 221 anti-slip teeth, 23 fixing plate, 231 through hole, 232 annular groove, 233 transverse groove, 24 elastic member, 30 cover layer, 31 wear-resistant layer, 32 isolation layer, 33 liquid absorption layer. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0020] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0021] Reference Figure 1-3A self-protection safety cover for experiments, comprising a bottle body 10 and a bottle cap 11, wherein the bottle cap 11 is connected with a clamping mechanism 20; the clamping mechanism 20 comprises a T-frame 21 and two clamping arms 22; the upper ends of the two clamping arms 22 are slidably connected to the T-frame 21; the lower end of the T-frame 21 is fixedly connected with a fixing plate 23; the two clamping arms 22 pass through the fixing plate 23 and are slidably connected to the fixing plate 23; an elastic member 24 is also connected between the T-frame 21 and the clamping arms 22; and the elastic member 24 is arranged in the fixing plate 23; a cover layer 30 is also connected to the clamping mechanism 20; and the height of the cover layer 30 is greater than half of the height of the bottle body 10, so as to conveniently shield the upper end of the bottle body 10.

[0022] The two clamp arms 22 are symmetrically arranged in an L shape; the short axes of the two clamp arms 22 face inward; and anti-slip teeth 221 are provided on the inner sides of the short axes of the two clamp arms 22. After the bottle cap 11 is clamped by the clamp arms 22 and fixed by the anti-slip teeth 221, it is convenient to take out the bottle cap 11.

[0023] The lower ends of both sides of the T-shaped frame 21 are provided with T-shaped slots 211; the upper ends of the two clamping arms 22 are slidably connected to the T-shaped frame 21 through the T-shaped slots 211; through holes 231 are provided on both sides of the fixing plate 23; the two clamping arms 22 are respectively fitted with and slidably connected to the inner walls of the two through holes 231; and the through holes 231 are communicated with the T-shaped slots 211; a transverse slot 233 is also provided on the fixing plate 23; the T-shaped frame 21 and the through holes 231 are communicated with the transverse slots 233; and the elastic member 24 is arranged in the transverse slots 233; the clamping arms 22 slide simultaneously in the through holes 231 and the T-shaped slots 211, changing the distance between the clamping arms 22, and are stretched by the elastic member 24 to strengthen the fixation, so as to facilitate the clamping of the bottle cap 11.

[0024] The outer wall of the fixed plate 23 is provided with an annular groove 232; the upper end of the cover layer 30 is fixedly connected to the annular groove 232; the cover layer 30 includes a wear-resistant layer 31, an isolation layer 32 and a liquid absorption layer 33 from the outside to the inside; and the isolation layer 32 is made of an anti-corrosion material, and the liquid is protected by the cover layer 30.

[0025] When in use, it can be completed in a closed transparent box. Through holes are set on both sides of the transparent box to facilitate the insertion of both hands for experiments, avoiding splashing and isolating odors to a certain extent, making this device suitable for more scenarios.

[0026] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A self-protection safety cover for experiments, comprising a bottle body (10) and a bottle cap (11), characterized in that: The bottle cap (11) is connected to a clamping mechanism (20); the clamping mechanism (20) comprises a T-shaped frame (21) and two clamping arms (22); the upper ends of the two clamping arms (22) are slidably connected to the T-shaped frame (21); the lower end of the T-shaped frame (21) is fixedly connected to a fixing plate (23); the two clamping arms (22) pass through the fixing plate (23) and are slidably connected to the fixing plate (23); an elastic member (24) is also connected between the T-shaped frame (21) and the clamping arms (22); and the elastic member (24) is arranged in the fixing plate (23); the clamping mechanism (20) is also connected to a cover layer (30); and the height of the cover layer (30) is greater than half the height of the bottle body (10).

2. A self-protection safety cover for experiments according to claim 1, characterized in that: The two clamp arms (22) are symmetrically arranged in an L shape; the short axes of the two clamp arms (22) face inwards; and anti-slip teeth (221) are provided on the inner sides of the short axes of the two clamp arms (22).

3. The self-protection safety cover for experiments according to claim 1 is characterized in that: The lower ends of both sides of the T-shaped frame (21) are provided with T-shaped slots (211); the upper ends of the two clamping arms (22) are slidably connected on the T-shaped frame (21) through the T-shaped slots (211).

4. A self-protection safety cover for experiments according to claim 3, characterized in that: Through holes (231) are provided on both sides of the fixing plate (23); the two clamping arms (22) are respectively fitted with and slidably connected to the inner walls of the two through holes (231); and the through holes (231) are communicated with the T-shaped slots (211).

5. The self-protection safety cover for experiments according to claim 1 is characterized in that: An annular groove (232) is provided on the outer side wall of the fixing plate (23); and the upper end of the cover layer (30) is fixedly connected to the annular groove (232).

6. The self-protection safety cover for experiments according to claim 1 is characterized in that: The fixing plate (23) is also provided with a transverse groove (233); the T-shaped frame (21) and the through hole (231) are in communication with each other through the transverse groove (233); and the elastic member (24) is arranged in the transverse groove (233).

7. The self-protection safety cover for experiments according to claim 1 is characterized in that: The cover layer (30) comprises, from the outside to the inside, a wear-resistant layer (31), an isolation layer (32) and a liquid-absorbing layer (33); and the isolation layer (32) is made of an anti-corrosion material.

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