Drainage and gas collection device

Abstract

The utility model discloses a drainage and gas collection device, which comprises an open measuring cylinder, an upper cover plate and a lower base, an extension lug is outwards arranged on the circumference of the upper end of the open measuring cylinder, the extension lug comprises a horizontal part, a concave part and a vertical part which are connected in sequence, and the vertical part is higher than the horizontal part; the upper cover plate is in contact with the horizontal part to realize covering; the lower portion of the open measuring cylinder is provided with external threads, and a first through hole is formed in the circumferential side wall of the lower portion of the open measuring cylinder. By arranging the extending lug structure matched with the upper cover plate, the upper end can be sealed by arranging a liquid level seal on the upper end, and meanwhile, the first through hole and the second through hole are formed in the threaded connection structure of the lower base at the lower end, so that water guiding and air exhausting can be performed when the positions of the first through hole and the second through hole coincide, and air sealing can be realized when the positions of the first through hole and the second through hole are staggered; the open measuring cylinder can conveniently drain water and collect gas, and can be directly filled with water without the operation of reversing the open measuring cylinder and the like in the whole process, so that the time is saved, and the efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to experimental equipment technical field especially, relates to a drainage gas collecting device. BACKGROUND

[0002] At present, drainage gas collecting method is the method that laboratory commonly collects gas, however, the use of existing drainage gas collecting cylinder is not convenient, needs to open the gas collecting cylinder upward before collecting gas, artificially fills water, then uses the ground glass sheet or other articles to seal the cylinder and inverts in the sink, the process consumes time, also can have the gas bubble remaining in the gas collecting cylinder, and the gas collecting cylinder and the gas guide pipe are connected during the gas collecting process, and the gas collecting cylinder is placed unstably, the gas collecting cylinder can also be overturned to cause the gas collecting failure, and the gas collecting cylinder can be broken to injure the person. UTILITY MODEL CONTENTS

[0003] The utility model aims at providing a drainage gas collecting device, can be aimed at the current gas collecting cylinder water adding needs to open upward, can have the gas bubble remaining in the gas collecting cylinder, the gas guide pipe and the gas collecting cylinder are connected, and the gas collecting cylinder is placed unstably to cause the cylinder to overturn.

[0004] The utility model adopts the technical scheme of:

[0005] A drainage gas collecting device, including open cylinder and the upper cover plate and the lower base that set up respectively in the two ends of open cylinder, the upper end of open cylinder is outwardly provided with extension ear, the extension ear includes the horizontal part, the recess and the vertical part that connect in proper order, the height of vertical part is higher than the height of horizontal part, the one end of horizontal part is connected with the upper end of open cylinder, the other end is connected with one end of recess, the other end of recess is connected with the bottom of vertical part, the upper cover plate realizes the cover by the contact with horizontal part, the lower part of open cylinder is provided with external thread, is detachable with the internal thread that lower base sets, and the lower part of open cylinder is provided with first through -hole on the circumference side wall, and the outer side wall of lower base is provided with second through -hole, the first through -hole and second through -hole position are overlapped or not overlapped by the different rotation position of lower base and open cylinder, and the diameter of first through -hole and second through -hole is same.

[0006] The cylinder body of open cylinder is provided with scale value line that increases from top to bottom in turn.

[0007] The first through -hole has two, two first through -holes are horizontally opposite and set up on open cylinder.

[0008] The second through -hole also has two, two second through -holes are horizontally opposite and set up on the outer side wall of base.

[0009] The height of vertical part is not less than the thickness of upper cover plate.

[0010] The upper cover plate is further provided with a handle.

[0011] The utility model discloses a structure that is set up with the upper cover plate and cooperates with the extension ear structure, can realize the sealing of the upper end through the liquid level sealing of the upper surface, and the first and second through holes are set up on the structure of the screw connection of the lower end lower base, and when the positions of the first and second through holes coincide, water can be guided and exhaust, and when the positions of the first and second through holes are staggered, the sealing of gas can be realized, through the design of the above structure, the drainage and gas collection can be conveniently carried out, and the opening cylinder can be directly filled with water without inverting and other operations in the whole process, time is saved, bubble retention is avoided, reading error is reduced, the stability of placement is improved, air leakage is avoided, and efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0012] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiments or the prior art description will be briefly introduced below, and obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained without creative labor on the basis of these drawings.

[0013] Figure 1 The utility model discloses a structure schematic diagram for the upper cover plate of the utility model.

[0014] Figure 2 The utility model discloses a structure schematic diagram for the upper cover plate of the utility model.

[0015] Figure 3 The utility model discloses a structure schematic diagram for the opening cylinder of the utility model.

[0016] Figure 4 The utility model discloses a structure schematic diagram for the lower base of the utility model. DETAILED DESCRIPTION

[0017] The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application, and obviously, the described embodiments are only some embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the present application.

[0018] As Figure 1 , 2The utility model discloses a kind of open cylinder and the upper cover plate and the lower base of open cylinder, the upper cover plate is provided with the first through hole on the outer wall, and the lower base is provided with the second through hole on the outer wall, and the first through hole and the second through hole are overlapped or not overlapped by the rotation position of the lower base and the open cylinder, the diameter of the first through hole and the second through hole is same.

[0019] The utility model discloses a kind of open cylinder and the upper cover plate and the lower base of open cylinder, the upper cover plate is provided with the first through hole on the outer wall, and the lower base is provided with the second through hole on the outer wall, and the first through hole and the second through hole are overlapped or not overlapped by the rotation position of the lower base and the open cylinder, the diameter of the first through hole and the second through hole is same.

[0020] Actual use, the barrel of the open cylinder 2 is provided with scale value line 9 that increases successively from top to bottom. By setting scale value line 9 can accurate reading specific gas volume, can be quantitative collection.

[0021] Actual use, the barrel of the open cylinder 2 is provided with scale value line 9 that increases successively from top to bottom. By setting scale value line 9 can accurate reading specific gas volume, can be quantitative collection.

[0022] Actual use, the barrel of the open cylinder 2 is provided with scale value line 9 that increases successively from top to bottom. By setting scale value line 9 can accurate reading specific gas volume, can be quantitative collection.

[0023] Actual use, the barrel of the open cylinder 2 is provided with scale value line 9 that increases successively from top to bottom. By setting scale value line 9 can accurate reading specific gas volume, can be quantitative collection.

[0024] The upper cover plate 1 is further provided with a handle 4. The lower surface of the upper cover plate body 5 is frosted, used for embedding with the frosted platform, i.e. horizontal part 7 of the open cylinder to form a closed space. The frosted platform is embedded with the lower surface of the upper cover plate body 5 to form a closed space, and the outer diameter of the frosted platform is slightly smaller than the diameter of the upper cover plate body 5. The U-shaped water containing recess 8 is used for water storage and facilitating the taking and placing of the upper cover plate 1. The two oppositely opened first through holes 10 are used for air guiding and water draining.

[0025] In actual use, the lower base includes upper and lower parts. The lower part 12 of the lower base is used for fixing the gas collecting device. The upper part 11 of the lower base is matched with the lower part of the open cylinder through internal threads and external threads. The outer wall of the upper part 11 of the lower base is oppositely provided with two second through holes, used for air guiding and water draining.

[0026] The technical scheme of the present application is further described in the following specific use process. In actual use, first, the lower base 3 is fixed in water of a certain depth in the water containing container, and the open cylinder 2 and the lower base 3 are assembled. Then, the open cylinder 2 is lightly rotated, so that the air guiding hole and the water draining hole of the open cylinder and the lower base are opposite to each other and face the threaded wall. Next, water is injected from the upper opening of the open cylinder, the upper cover plate 1 is covered, and the upper cover plate 1 is embedded with the frosted platform tightly. The water injection depth should reach the level that the upper cover plate 1 can be immersed. Then, the open cylinder 2 is rotated back, so that the air guiding hole and the water draining hole of the open cylinder and the lower base are opposite to each other. The air guiding pipe is inserted into the air guiding hole, and the measurement of water draining and gas collecting is performed. Finally, when the liquid level in the open cylinder is lower than the scale line, the air guiding pipe is taken out, the upper cover plate is removed, and the above steps are repeated, so that water can be refilled and the measurement can be continued.

[0027] In the description of the present application, it should be noted that, for the orientation words, such as the terms "center", "transverse", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate the orientation and positional relationship based on the orientation or position shown in the drawings, which is only for the convenience of describing the present application and simplifying the description, and cannot be understood as indicating or implying that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and cannot be understood as limiting the specific protection scope of the present application.

[0028] It has to be noted that, as used in the present specification and claims, the terms "comprising", "having", "including" and the like are to be construed in an inclusive sense, as opposed to an exclusive or exhaustive sense, that is to say, in the sense of "including, but not limited to". Additionally, the terms "comprise", "comprising", "have", "having", "include", "including", "contain", "containing", "characterized by", "characterized into" and the like are used inclusively and not with a limiting meaning; these terms are also to be construed in an inclusive and not an exclusive sense.

[0029] It is to be understood that the above description and the examples are intended to be illustrative and not restrictive. Many other embodiments will be apparent to those of skill in the art upon reviewing the above description. The scope of the application should, therefore, be determined not with reference to the above description, but instead should be determined with reference to the appended claims, along with their full scope of equivalents.

Claims

1. A drain gas collection device characterized by: The utility model relates to an open measuring cylinder and upper cover plate and lower base respectively arranged at both ends of the open measuring cylinder, the upper end of the open measuring cylinder is outwardly provided with an extension ear, the extension ear comprises a horizontal part, a recessed part and a vertical part connected in sequence, the height of the vertical part is higher than the height of the horizontal part, one end of the horizontal part is connected with the upper end of the open measuring cylinder, the other end is connected with one end of the recessed part, the other end of the recessed part is connected with the bottom of the vertical part, the upper cover plate is closed through the contact with the horizontal part, the lower part of the open measuring cylinder is provided with external threads for detachable arrangement with the internal threads of the lower base, and the lower part of the circumferential side wall of the open measuring cylinder is provided with a first through hole, and the outer side wall of the lower base is provided with a second through hole, the first through hole and the second through hole are overlapped or not overlapped through the different rotating positions of the lower base and the open measuring cylinder, and the diameters of the first through hole and the second through hole are same.

2. The drain gas collecting apparatus according to claim 1, characterized by: The cylinder body of the open measuring cylinder is provided with scale value lines sequentially increasing from top to bottom.

3. The drain gas collection device of claim 1, wherein: The first through hole has two, and the two first through holes are oppositely arranged in the horizontal direction on the open measuring cylinder.

4. The drain gas collection apparatus according to claim 3, characterized by: The second through hole also has two, and the two second through holes are oppositely arranged in the horizontal direction on the outer side wall of the base.

5. The drain gas collection device of claim 4, wherein: The height of the vertical part is not less than the thickness of the upper cover plate.

6. A drain gas collection apparatus according to any one of claims 1 to 5, wherein: The upper cover plate is further provided with a handle.

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