Safe cleaning and drying rack for glass instruments in chemical laboratory

Abstract

The utility model relates to the technical field of glass instrument safe cleaning, and discloses a chemical laboratory glass instrument safe cleaning and drying rack which comprises a drying box, clamping grooves are formed in the left side and the right side of the interior of the drying box, and connecting blocks are slidably connected to the upper end and the lower end of the interior of the drying box. Two pressing blocks are slidably connected to the front end of the interior of the connecting block, sliding blocks are slidably connected to the left side and the right side of the interior of the connecting block, connecting rods are rotatably connected to one sides of the exteriors of the sliding blocks, and pushing blocks are fixedly connected to the two sides of the exteriors of the sliding blocks. The beaker placing rack can adapt to glass instruments of different sizes, and for small beakers, the distance between the placing racks can be properly adjusted to be small, so that excessive concentration of heat is avoided, and overheating is prevented; and for a large beaker, the spacing can be increased to ensure that the beaker can be in full contact with heat flow, so that the surface is uniformly heated, the drying time is obviously shortened, and the drying efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to glass instrument safe cleaning technical field especially relates to chemical engineering laboratory glass instrument safe cleaning drying rack. BACKGROUND

[0002] Glass instrument is the experimental, measurement, observation etc. purpose appliance made of glass, mainly includes: flask, test tube etc. experimental appliance, and the glass instrument safe drying rack is a kind of equipment for drying glass instrument safely and efficiently in laboratory, makes it in the device of safe state drying. It is usually made of metal (such as stainless steel) etc. a kind of shelf, is placed in the heating device and is cleaned and dried.

[0003] The heat generated by heating device is conducted to the part directly contacted with glass instrument through the metal frame or other heat-conducting material of drying rack, and for some glass instruments directly placed on drying rack, such as beaker, flask etc., heat is transferred to the bottom of glass instrument through the surface of drying rack, so that the overall temperature of instrument gradually rises, thereby accelerating the evaporation of water on the surface of instrument.

[0004] In the prior art, the spacing between drying racks placed in the heating device is fixed. Since the spacing between drying racks is fixed, the spacing cannot be adjusted according to different sizes of beaker. Different sizes of beaker have different requirements for heat absorption and transfer, and the spacing cannot be adjusted according to requirements, which may cause excessive concentration of heat around small beaker, and large beaker cannot be in full contact with the heat flow generated by heating source due to unsuitable spacing, so that the surface of large beaker is not heated uniformly, thereby prolonging the drying time and reducing the drying efficiency. Therefore, the chemical engineering laboratory glass instrument safe cleaning drying rack is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0005] In order to make up for the above shortcomings, the utility model provides a chemical engineering laboratory glass instrument safe cleaning drying rack, which aims to improve the problem that the spacing cannot be adjusted according to different sizes of beaker in the prior art, so that the surface is not heated uniformly, thereby prolonging the drying time and reducing the drying efficiency.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0007] A safety cleaning and drying rack for glass instruments in a chemical laboratory includes a drying chamber. The drying chamber has locking grooves on both the left and right sides inside. Connecting blocks are slidably connected to the upper and lower ends inside the drying chamber. Two push blocks are slidably connected to the front end of each connecting block. Slider blocks are slidably connected to both the left and right sides inside the connecting blocks. A connecting rod is rotatably connected to one side of each slider. Push blocks are fixedly connected to both sides of each slider. Two telescopic rods are fixedly connected to adjacent sides of each push block. Springs are fitted onto the exterior of each of the two telescopic rods. A portable component for movement is fixedly connected to the bottom of the drying chamber. Two nozzles are fixedly connected to the top of the drying chamber inside.

[0008] As a further description of the above technical solution:

[0009] The portable component includes multiple connecting legs, the top ends of which are fixedly connected to the bottom of the drying box, and universal wheels are fixedly connected to the bottom of the connecting legs.

[0010] As a further description of the above technical solution:

[0011] The top of the connecting block is fixedly connected to multiple placement racks, and each of the multiple placement racks is fixedly connected to a collar. The collars are fixedly connected to the front and rear sides, and the collars are slidably connected to a push rod. The push rod is fixedly connected to the rear side of the push rod, and the rear end of the stop is fixedly connected to a spring. The push rod is fixedly connected to a clamping plate on the adjacent side, and the clamping plate is fixedly connected to a gasket on the adjacent side.

[0012] As a further description of the above technical solution:

[0013] The other end of the connecting rod is rotatably connected to the outside of the push block, and the outside of the push block is slidably connected to the inside of the connecting block;

[0014] As a further description of the above technical solution:

[0015] One end of the spring is fixedly connected to the inner wall of the connecting block, and the other end of the spring is fixedly connected to the outer side of the push block.

[0016] As a further description of the above technical solution:

[0017] The external rotatable connection of the connecting rod is inside the connecting block, and the external sliding connection of the slider is inside the pressing block;

[0018] As a further description of the above technical solution:

[0019] The outer part of the stop block is slidably connected to the inner part of the sleeve rod, and the other end of the spring two is fixedly connected to the rear end of the inner part of the sleeve rod.

[0020] As a further description of the above technical solution:

[0021] The outer parts of the clamping plates are in contact with each other, and the outer parts of the clamping plates are slidably connected to the inner part of the sleeve ring.

[0022] The utility model has the advantages of the following:

[0023] 1. In the utility model, the pressing block is pressed to drive the sliding block to slide, and then drive the connecting rod to drive the push plate to separate from the clamping groove and adjust the distance in the drying box, which can adapt to different sizes of glass instruments. For small beakers, the distance between the placing racks can be appropriately reduced to avoid excessive heat concentration and prevent overheating. For large beakers, the distance can be increased to ensure that they can fully contact with the heat flow and make the surface heat evenly, thereby significantly shortening the drying time and improving the drying efficiency.

[0024] 2. In the utility model, when the glass instrument is placed on the placing rack, the spring two is squeezed to drive the push rod to slide and then drive the clamping plate to clamp the glass instrument with the gasket, which can effectively adapt to different sizes of glass instruments, has strong universality, avoids damage caused by instrument shaking and collision during cleaning and drying, and greatly improves the safety and stability of the glass instrument during operation. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 It is a three-dimensional schematic view of the chemical laboratory glass instrument safety cleaning and drying rack provided by the utility model;

[0026] Figure 2 It is a drying box structure schematic view of the chemical laboratory glass instrument safety cleaning and drying rack provided by the utility model;

[0027] Figure 3 It is a pressing block structure schematic view of the chemical laboratory glass instrument safety cleaning and drying rack provided by the utility model;

[0028] Figure 4 It is a connection block structure schematic view of the chemical laboratory glass instrument safety cleaning and drying rack provided by the utility model;

[0029] Figure 5 It is Figure 3 The enlarged view of A in the figure.

[0030] LEGEND:

[0031] 1, drying box; 2, engaging groove; 3, adapter block; 4, press block; 5, sliding block; 6, connecting rod; 7, telescopic rod; 8, spring I; 9, push block; 10, adapter leg; 11, universal wheel; 12, placing rack; 13, sleeve ring; 14, sleeve rod; 15, push rod; 16, stop block; 17, spring II; 18, clamping plate; 19, gasket; 20, spray head. DETAILED DESCRIPTION

[0032] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0033] Referring to Figure 1 , Figure 2 , Figure 4 An embodiment provided by the utility model: a chemical laboratory glass instrument safe cleaning and drying rack, including drying box 1, drying box 1 is the core shell of the whole device, provides a closed and relatively stable environment for the cleaning and drying rack in the inside, the inside left and right sides of drying box 1 are all provided with engaging groove 2, provides the positioning and stable installation basis for placing rack 12, when placing rack 12 is engaged or separated with engaging groove 2 through the action of push block 9 and telescopic rod 7 and other components, engaging groove 2 can ensure the positional accuracy of placing rack 12 under different operating conditions, avoids the collision or falling of glass instrument due to the displacement of placing rack 12, the inside upper and lower ends of drying box 1 are all slidingly connected with adapter block 3, adapter block 3 realizes the function of spacing adjustment of placing rack 12, the inside front end of adapter block 3 is slidingly connected with two press blocks 4, when the user presses press block 4, it can drive sliding block 5 and connecting rod 6 to transmit with small operating force, the inside left and right sides of adapter block 3 are all slidingly connected with sliding block 5, can convert the linear sliding motion of press block 4 into the left and right sliding motion of itself, the outside of sliding block 5 is slidingly connected in the inside of press block 4, the outside one side of sliding block 5 is rotatably connected with connecting rod 6, when sliding block 5 slides left and right, connecting rod 6 can flexibly rotate in the inside of adapter block 3 and drive press block 4 to rotate correspondingly, so as to realize the transmission of force and the conversion of direction, can amplify the slight displacement of sliding block 5 and convert it into the effective pushing action of push block 9, ensures that push block 9 can smoothly separate or engage in engaging groove 2 from it;

[0034] The outer rotation of the connecting rod 6 is rotationally connected to the inside of the connecting block 3, and the other end of the connecting rod 6 is rotationally connected to the outside of the pressing block 4; the outside of the sliding block 5 is fixedly connected with a push block 9; the outside of the push block 9 is slidingly connected to the inside of the connecting block 3; the outside of the push block 9 is fixedly connected with two telescopic rods 7 on the proximal side; the telescopic rod 7 plays a role in transmitting the pushing force and adjusting the length; the outside of the two telescopic rods 7 is sleeved with a spring 8; the spring 8 can provide buffering and auxiliary resetting function when the push block 9 is pushed; one end of the spring 8 is fixedly connected to the inner wall of the connecting block 3; the other end of the spring 8 is fixedly connected to the outside of the push block 9; the bottom end of the drying box 1 is fixedly connected with a portable assembly for movement; the portable assembly comprises a plurality of connecting legs 10; the top end of the connecting leg 10 is fixedly connected to the bottom end of the drying box 1; the bottom end of the connecting leg 10 is fixedly connected with a universal wheel 11; the inside top end of the drying box 1 is fixedly connected with two spray heads 20; the spray head 20 is a key component for realizing the glass instrument cleaning function.

[0035] Referring to Figure 1 、 Figure 3 、 Figure 5 In one embodiment of the utility model, the top end of the connecting block 3 is fixedly connected with a plurality of placing racks 12, which is the main platform for bearing glass instruments; the outside of the placing rack 12 is fixedly connected with a sleeve ring 13; the sleeve ring 13 provides a mounting base and movement guide for the inside clamping component; the inside of the sleeve ring 13 is fixedly connected with a sleeve rod 14 on the front and rear sides; the sleeve rod 14 provides a sliding track for a push rod 15; the inside of the sleeve rod 14 is slidingly connected with the push rod 15; the push rod 15 transmits the extrusion force of the glass instrument to a clamping plate 18; the rear side of the push rod 15 is fixedly connected with a stop block 16; the stop block 16 plays a dual role of limiting the sliding range of the push rod 15 and transmitting the force of a spring 17; when the push rod 15 slides forward, the stop block 16 slides synchronously in the sleeve rod 14, preventing the push rod 15 from excessive displacement and causing clamping failure;

[0036] The outer slide connection of the stopper 16 is connected to the inside of the sleeve rod 14, the rear end of the stopper 16 is fixedly connected with spring two 17, spring two 17 can provide suitable clamping force according to different size and weight of glass instrument, which can ensure the stability of glass instrument in the process of cleaning and drying, and will not damage the glass instrument due to excessive clamping force, the other end of the spring two 17 is fixedly connected to the inside rear end of the sleeve rod 14, the similar side of the push rod 15 is fixedly connected with the clamping plate 18, the clamping plate 18 is used to fix the glass instrument, the similar side of the outer side of the clamping plate 18 is in contact, the outer slide connection of the clamping plate 18 is connected to the inside of the sleeve ring 13, the similar side of the clamping plate 18 is fixedly connected with the gasket 19, the gasket 19 can better contact with the surface of the glass instrument, prevent the glass instrument from sliding when impacted by water flow or vibration, and at the same time, the gasket 19 can play a certain damping effect in the clamping process, and protect the glass instrument from damage caused by external force impact.

[0037] Working principle: first, the glass instrument is placed on the placing rack 12, when placing, the glass instrument extrudes the clamping plate 18, then the clamping plate 18 slides towards the inside of the sleeve ring 13, then the clamping plate 18 drives the push rod 15 to slide forward in the inside of the sleeve rod 14, then the spring two 17 is compressed, so that the glass instrument is clamped and fixed by the clamping plate 18 and the gasket 19, then the drying box 1 is started, the nozzle 20 at the top end in the inside of the drying box 1 starts to spray water to clean the glass instrument.

[0038] After cleaning, the drying box 1 can be moved through the portable assembly, the connecting leg 10 in the portable assembly is fixed to the bottom end of the drying box 1, the universal wheel 11 at the bottom end of the connecting leg 10 facilitates the movement of the whole device, when the dried glass instrument needs to be taken out, the pressing block 4 is pressed, the pressing block 4 drives the connecting rod 6 to rotate, then the connecting rod 6 rotates in the inside of the connecting block 3 and drives the sliding block 5 to slide left and right in the inside of the connecting block 3, then the sliding block 5 drives the push block 9 to slide in the inside of the connecting block 3, the spring one 8 is compressed, then the telescopic rod 7 is telescoped, so that the push block 9 is separated from the clamping groove 2, so as to adjust the distance between the placing rack 12 and the glass instrument in the drying box 1.

[0039] Finally, it should be pointed out that: the above only describes the preferred embodiments of the present application, and is not used to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims

1. A chemical laboratory glassware safety cleaning and drying rack, comprising a drying box (1), characterized in that: The inside left and right sides of the drying box (1) are provided with clamping grooves (2), the inside upper and lower ends of the drying box (1) are slidably connected with link blocks (3), the inside front end of the link block (3) is slidably connected with two pressing blocks (4), the inside left and right sides of the link block (3) are slidably connected with sliding blocks (5), the outside one side of the sliding block (5) is rotatably connected with a connecting rod (6), the outside of the sliding block (5) is fixedly connected with a push block (9), the outside of the push block (9) is fixedly connected with two telescopic rods (7), the outside of the two telescopic rods (7) is sleeved with a spring (8), the bottom end of the drying box (1) is fixedly connected with a portable assembly for moving, and the inside top end of the drying box (1) is fixedly connected with two nozzles (20).

2. The chemical laboratory glassware safety cleaning and drying rack according to claim 1, characterized in that: The portable assembly comprises a plurality of link legs (10), and the top ends of the plurality of link legs (10) are fixedly connected to the bottom end of the drying box (1).

3. The chemical laboratory glassware safety cleaning and drying rack according to claim 1, characterized in that: The top end of the link block (3) is fixedly connected with a plurality of placing racks (12), the outside of the plurality of placing racks (12) is fixedly connected with a sleeve ring (13), the inside front and rear sides of the sleeve ring (13) are fixedly connected with sleeve rods (14), the inside of the sleeve rod (14) is slidably connected with a push rod (15), the rear side of the push rod (15) is fixedly connected with a stop block (16), the rear end of the stop block (16) is fixedly connected with a spring (17), the proximal sides of the push rod (15) are fixedly connected with clamping plates (18), and the proximal sides of the clamping plates (18) are fixedly connected with gaskets (19).

4. The chemical laboratory glassware safety washing and drying rack according to claim 1, characterized in that: The other end of the connecting rod (6) is rotatably connected to the outside one side of the pressing block (4), and the outside of the push block (9) is slidably connected to the inside of the link block (3).

5. The chemical laboratory glassware safety washing and drying rack according to claim 1, characterized in that: One end of the spring (8) is fixedly connected to the inner wall of the link block (3), and the other end of the spring (8) is fixedly connected to the proximal sides of the outside of the push block (9).

6. The chemical laboratory glassware safety washing and drying rack according to claim 1, characterized in that: The outside of the connecting rod (6) is rotatably connected to the inside of the link block (3), and the outside of the sliding block (5) is slidably connected to the inside of the pressing block (4).

7. The chemical laboratory glassware safety washing and drying rack according to claim 3, characterized in that: The outside of the stop block (16) is slidably connected to the inside of the sleeve rod (14), and the other end of the spring (17) is fixedly connected to the rear end of the inside of the sleeve rod (14).

8. The chemical laboratory glassware safety washing and drying rack according to claim 3, characterized in that: The proximal sides of the outside of the clamping plate (18) are in contact, and the outside of the clamping plate (18) is slidably connected to the inside of the sleeve ring (13).

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