Sub-packaging experiment fuming cupboard

Abstract

The utility model discloses a split-charging experiment fuming cupboard which comprises a fuming cupboard box, an operation sleeve installed on the front face of the fuming cupboard box, a sealing end cover rotatably installed on the front face of the operation sleeve, a protective glove arranged in the operation sleeve and an installation assembly arranged in the operation sleeve. The mounting assembly is used for clamping and assembling the protective glove in the operation sleeve, the connecting lantern ring fixedly sleeves the end part of the outer wall of the protective glove, the fixed sleeve fixedly sleeves the interior of the operation sleeve, the end part of the clamping plate is fixedly connected with the connecting lantern ring, and the outer wall of the clamping plate is slidably clamped with the fixed sleeve; the limiting assembly is arranged in the operation sleeve. According to the protective glove replacing device, the operating sleeve, the protective glove and the installing assembly are used in a matched mode, when the protective glove is detached and replaced, the connecting lantern ring is rotated relative to the fixing sleeve, the clamping plate can be separated from the positioning rod, and therefore the protective glove can be directly taken out, and the protective glove replacing efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a fume hood field, especially in a kind of subpackaging experiment fume hood. BACKGROUND

[0002] Fume hood is also called ventilation cabinet or exhaust cabinet, is a kind of equipment widely used in laboratory, chemical processing and industrial environment, aims at providing safe working environment, prevent harmful gas, vapor or dust to the harm of operator.

[0003] In order to improve the sealing property when using ventilation window, a protective glove is installed in the fume hood operating sleeve, so that when working through the protective glove, the air on both sides of the fume hood can be prevented from flowing through the operating sleeve, since the protective glove is usually made of rubber material, the glove may be broken and damaged when using the protective glove, so the protective glove needs to be replaced in time.

[0004] However, since the protective glove is usually installed by fixed piece and fixed bolt, when the protective glove is disassembled and replaced, the fixed bolt and the fixed piece need to be disassembled one by one, and then a certain time is needed for disassembling and installing the fixed piece and the fixed bolt, so that the gas on both sides of the fume hood flows through the operating sleeve, which has certain defectiveness. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of subpackaging experiment fume hood to solve the problems raised in the above background.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of subpackaging experiment fume hood, comprising:

[0007] Fume hood box;

[0008] Operating sleeve, the operating sleeve is installed in the front of fume hood box;

[0009] Sealing end cover, the sealing end cover is rotatably installed in the front of operating sleeve;

[0010] Protective glove, the protective glove is arranged in the inside of operating sleeve;

[0011] Mounting assembly, the mounting assembly is arranged in the inside of operating sleeve, and the mounting assembly is used for the protective glove in the inside of operating sleeve and is connected with assembly.

[0012] Preferably, the mounting assembly comprises:

[0013] Connecting sleeve ring, the connecting sleeve ring is fixedly sleeved on the end of protective glove outer wall, and the connecting sleeve ring is slidably sleeved in the inside of operating sleeve;

[0014] A fixed sleeve is fixedly fitted inside the operating sleeve;

[0015] A snap-fit ​​plate, the end of which is fixedly connected to a connecting collar, and the outer wall of which is slidably snap-fitted to a fixed sleeve;

[0016] A limiting component is disposed inside the operating sleeve, and the limiting component is used to compress and limit the snap-fit ​​plate.

[0017] Preferably, the mounting components further include:

[0018] A connecting groove is provided at the end of the operating sleeve, and the outer wall of the snap-fit ​​plate is slidably sleeved with the connecting groove.

[0019] A positioning rod, one end of which is fixedly connected to the inner wall of the connecting groove, and a positioning hole matching the positioning rod is provided on one side of the snap-fit ​​plate.

[0020] Preferably, the limiting component includes:

[0021] A limiting block, one side of which is pressed and fitted against the snap-fit ​​plate, and the limiting block has an inclined slope on the side facing the connecting collar;

[0022] A limiting spring is provided on the side of the limiting block away from the snap-fit ​​plate.

[0023] Preferably, the limiting component further includes:

[0024] A storage slot is provided on one side of the inner wall of the connecting slot, and one side of the outer wall of the limiting block is slidably sleeved with the storage slot.

[0025] A connecting block, one side of which is fixedly connected to a limiting block, and one end of a limiting spring is pressed and fitted against the connecting block.

[0026] Preferably, the limiting component further includes:

[0027] A sliding groove is formed on the side of the inner wall of the storage groove, and the connecting block is slidably sleeved inside the sliding groove;

[0028] A guide rod is fixedly connected inside the slide groove. The outer wall of the guide rod is slidably sleeved with a limiting spring, and the outer wall of the guide rod is slidably interlocked with a connecting block.

[0029] The technical effects and advantages of this utility model are as follows:

[0030] The utility model discloses a cooperation mode of operation sleeve, protective gloves and installation component, and the installation component includes connecting ring, fixed sleeve, clamping plate, positioning rod and limiting component, so that the clamping plate can be in stable clamping state with the positioning rod under the action of the limiting component, when the protective gloves are disassembled and replaced, the connecting ring is rotatably connected with the fixed sleeve, and the clamping plate can be separated from the positioning rod, so that the protective gloves can be directly taken out, and the efficiency of replacing the protective gloves is improved. BRIEF DESCRIPTION OF DRAWINGS

[0031] Figure 1 It is the front structure schematic diagram of the utility model.

[0032] Figure 2 It is the operation sleeve down surface internal structure schematic diagram of the utility model.

[0033] Figure 3 It is the fixed sleeve part side internal structure schematic diagram of the utility model.

[0034] Figure 4 It is the connecting ring whole structure schematic diagram of the utility model.

[0035] In the drawing: 1, fume hood box;2, operation sleeve;3, sealing end cover;4, protective gloves;5, installation component;51, connecting ring;52, fixed sleeve;53, clamping plate;54, limiting component;541, limiting block;542, storage groove;543, connecting block;544, limiting spring;545, sliding slot;546, guide rod;55, connecting groove;56, positioning rod;57, positioning hole. DETAILED DESCRIPTION

[0036] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor fall within the scope of the utility model.

[0037] The utility model provides a kind of experimental fume hood of partial packing as shown in Figures 1-4

[0038] Embodiment 1

[0039] ​The application relates to a protective glove installation assembly, which comprises a fume hood box 1, an operation sleeve 2, a sealing end cover 3, a protective glove 4 and an installation assembly 5, and is provided with an exhaust system on the fume hood box 1, belongs to the prior art and will not be described in detail.

[0040] Especially, the installation assembly 5 comprises a connecting sleeve ring 51, a fixing sleeve 52, a clamping plate 53 and a limiting assembly 54, the connecting sleeve ring 51 is fixedly sleeved at the end of the outer wall of the protective glove 4, the connecting sleeve ring 51 is slidably sleeved in the operation sleeve 2, the fixing sleeve 52 is fixedly sleeved in the operation sleeve 2, and a sealing gasket is arranged between the connecting sleeve ring 51 and the fixing sleeve 52, so that the sealing property between the connecting sleeve ring 51 and the fixing sleeve 52 is guaranteed, the end of the clamping plate 53 is fixedly connected with the connecting sleeve ring 51, the outer wall of the clamping plate 53 is slidably clamped with the fixing sleeve 52, the limiting assembly 54 is arranged in the operation sleeve 2, the limiting assembly 54 is used for extruding and limiting the clamping plate 53, and the stability of the clamping plate 53 and the operation sleeve 2 in clamping can be improved under the action of the limiting assembly 54, and the clamping plate 53 and the limiting assembly 54 in the operation sleeve 2 are arranged in an annular array when the clamping plate 53 and the operation sleeve 2 are clamped.

[0041] Further, the installation assembly 5 further comprises a connecting groove 55 and a positioning rod 56, the connecting groove 55 is arranged at the end of the operation sleeve 2, the outer wall of the clamping plate 53 is slidably sleeved with the connecting groove 55, one end of the positioning rod 56 is fixedly connected with the inner wall of the connecting groove 55, one side of the clamping plate 53 is provided with a positioning hole 57 matched with the positioning rod 56, and the width of the connecting groove 55 is at least twice the width of the clamping plate 53, so that the connecting sleeve ring 51 can be rotated relative to the fixing sleeve 52, the clamping plate 53 can be slid in the connecting groove 55, the clamping plate 53 can be separated from the positioning rod 56, the connecting sleeve ring 51 can be directly pulled out, and the protective glove 4 can be disassembled and replaced.

[0042] Example 2

[0043] On the basis of embodiment 1, the limiting assembly 54 comprises a limiting block 541 and a limiting spring 544, one side of the limiting block 541 is extruded to be attached to the clamping plate 53, an inclined slope is formed on the side of the limiting block 541 facing the connecting sleeve ring 51, and the limiting spring 544 is arranged on the side of the limiting block 541 away from the clamping plate 53, so that when the connecting sleeve ring 51 is installed, the clamping plate 53 is first slid in the connecting groove 55 to extrude the inclined slope of the limiting block 541, so that the clamping plate 53 is inserted into the connecting groove 55, and then under the action of the limiting spring 544, the limiting block 541 extrudes the clamping plate 53 to be clamped with the positioning rod 56.

[0044] Further, the limiting assembly 54 further comprises a receiving groove 542, a connecting block 543, a sliding groove 545 and a guide rod 546, the receiving groove 542 is formed on one side of the inner wall of the connecting groove 55, one side of the outer wall of the limiting block 541 is slidably connected with the receiving groove 542, one side of the connecting block 543 is fixedly connected with the limiting block 541, one end of the limiting spring 544 is extruded to be attached to the connecting block 543, the sliding groove 545 is formed on the side of the inner wall of the receiving groove 542, the connecting block 543 is slidably connected in the sliding groove 545, the guide rod 546 is fixedly connected in the sliding groove 545, the outer wall of the guide rod 546 is slidably connected with the limiting spring 544, and the outer wall of the guide rod 546 is slidably connected with the connecting block 543, and the limiting spring 544 can provide a spring force to the limiting block 541 through the connecting block 543.

[0045] Finally, it should be noted that: the above only for preferred embodiments of the present application, and not for limiting the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it still can modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part of the technical features, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application, should be included in the protection scope of the present application.

Claims

1. A fume hood for dispensing experiments, characterized in that, include: Ventilation cabinet (1); Operating sleeve (2), the operating sleeve (2) is installed on the front of the fume hood (1); Sealing end cap (3), which is rotatably mounted on the front side of the operating sleeve (2); Protective gloves (4), which are disposed inside the operating sleeve (2); Installation component (5) is disposed inside the operating sleeve (2) and is used to snap-fit ​​and assemble the protective glove (4) inside the operating sleeve (2).

2. The fume hood for dispensing experiments according to claim 1, characterized in that, The installation component (5) includes: A connecting collar (51) is fixedly sleeved on the end of the outer wall of the protective glove (4), and the connecting collar (51) is slidably sleeved inside the operating sleeve (2); A fixed sleeve (52) is fixedly sleeved inside the operating sleeve (2); A snap-fit ​​plate (53) is fixedly connected at its end to a connecting collar (51), and the outer wall of the snap-fit ​​plate (53) is slidably snapped into a fixed sleeve (52). A limiting component (54) is disposed inside the operating sleeve (2) and is used to squeeze and limit the snap-fit ​​plate (53).

3. A fume hood for dispensing experiments according to claim 2, characterized in that, The installation component (5) also includes: A connecting groove (55) is provided at the end of the operating sleeve (2), and the outer wall of the snap-fit ​​plate (53) is slidably sleeved with the connecting groove (55). The positioning rod (56) is fixedly connected at one end to the inner wall of the connecting groove (55), and the snap-fit ​​plate (53) has a positioning hole (57) on one side that matches the positioning rod (56).

4. A fume hood for dispensing experiments according to claim 3, characterized in that, The limiting component (54) includes: The limiting block (541) is pressed against the snap-fit ​​plate (53) on one side, and the limiting block (541) has an inclined slope on the side facing the connecting collar (51). A limiting spring (544) is provided on the side of the limiting block (541) away from the snap-fit ​​plate (53).

5. A fume hood for dispensing experiments according to claim 4, characterized in that, The limiting component (54) also includes: Storage groove (542), the storage groove (542) is opened on one side of the inner wall of the connecting groove (55), and one side of the outer wall of the limiting block (541) is slidably sleeved with the storage groove (542); A connecting block (543) is fixedly connected to a limiting block (541) on one side, and one end of a limiting spring (544) is pressed and adhered to the connecting block (543).

6. A fume hood for dispensing experiments according to claim 5, characterized in that, The limiting component (54) also includes: A chute (545) is formed on the side of the inner wall of the storage groove (542), and the connecting block (543) is slidably sleeved inside the chute (545); Guide rod (546) is fixedly connected to the inside of slide groove (545). The outer wall of guide rod (546) is slidably sleeved with limit spring (544). The outer wall of guide rod (546) is slidably inserted and sleeved with connecting block (543).

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