Closed inflatable air chamber structure

Abstract

The utility model provides a closed inflatable gas chamber structure, which relates to the technical field of gas detection and comprises a plurality of split gas chamber components suitable for storing different gases to be detected; the air chamber seat is provided with a plurality of mounting grooves for mounting the split air chamber components respectively; wherein each split gas chamber assembly comprises a gas chamber main body which is suitable for storing gas to be detected; the gas sealing nozzle is connected with the gas chamber main body so as to prevent the to-be-detected gas in the gas chamber main body from leaking; the glass is connected with the gas chamber main body based on colloid and is suitable for allowing light emitted by a light source to be transmitted into the gas chamber main body, so that the light emitted by the light source is absorbed to different degrees according to the light absorptivity corresponding to each of the different to-be-detected gases.

Description

TECHNICAL FIELD

[0001] The utility model relates to a gas detection technical field more specifically, relate to a kind of closed air chamber structure of filling. BACKGROUND

[0002] Utilize light absorption method to detect gas, need to set up the sealed device for storing gas, because the light absorption rate of different gas is different, the light emitted by light source is absorbed to different degree.For this sealed device, it needs to ensure that it is strong, light absorption rate is high, long-term use is stable and does not leak.

[0003] In the related art, an integral structure is often used to bond annular glass or semi-annular glass. The resulting sealed device has a high risk of gas leakage due to the presence of multiple bonded frames, which complicates the manufacturing process. This leads to an increase in the manufacturing cost of the sealed device. SUMMARY

[0004] Therefore, the utility model provides a kind of closed air chamber structure of filling, can realize the detection to the light absorption rate of multiple to be detected gas.

[0005] One aspect of the utility model provides a kind of closed air chamber structure of filling, comprising: multiple split gas chamber assemblies suitable for storing different to be detected gas;And gas chamber seat, gas chamber seat is equipped with multiple installation grooves to install split gas chamber assembly respectively;Wherein, each split gas chamber assembly includes: gas chamber main body suitable for storing to be detected gas;Gas sealing nozzle, connected with gas chamber main body to prevent to be detected gas in gas chamber main body from leaking;And glass, based on colloid and gas chamber main body are connected, suitable for allowing the light emitted by light source to be transmitted into the gas chamber main body, realize according to the light absorption rate corresponding to each of the different to be detected gas, the light emitted by light source is absorbed to different degree.

[0006] According to the embodiment of the utility model, each installation groove includes: circular recess, the gas chamber main body of split gas chamber assembly is contained in circular recess;And rectangular slot, communicated with recess, the gas sealing nozzle of split gas chamber assembly is contained in rectangular slot, rectangular slot is configured to seal gas sealing nozzle based on colloid.

[0007] According to the embodiment of the utility model, the above-mentioned closed air chamber structure of filling further includes: connecting column, connected with gas chamber seat, and including: connecting shaft, connecting shaft is configured to be connected with motor, so that gas chamber seat rotates under the drive of motor.

[0008] According to the embodiment of the utility model, the above-mentioned sealed gas-filled chamber structure further comprises: a jackscrew, which is arranged on the side wall of the chamber seat, and the jackscrew is used to tightly press the split chamber assembly from the side to fix the split chamber assembly by tightening the jackscrew; wherein the number of the jackscrew is consistent with the number of the split chamber assembly, and the jackscrew corresponds to the split chamber assembly one by one.

[0009] According to the embodiment of the utility model, the number of the split chamber assembly is configured to be determined according to the gas type of the to-be-detected gas.

[0010] According to the embodiment of the utility model, the shape specification of the chamber seat is configured to be adjusted according to the number of the split chamber assembly.

[0011] According to the embodiment of the utility model, the chamber main body is a cylinder, and the two ends of the cylinder are respectively provided with a glass.

[0012] According to the embodiment of the utility model, the side wall of the chamber main body is provided with a boss, and the boss is used for welding a gas sealing nozzle.

[0013] According to the embodiment of the utility model, the two ends of the cylinder are respectively provided with a glue coating groove; wherein the two glasses are respectively bonded on the glue coating grooves, and the glasses are wrapped by glue.

[0014] According to the embodiment of the utility model, the glass is prepared from a light-transmitting material, wherein the light-transmitting material includes calcium fluoride and magnesium fluoride.

[0015] According to the embodiment of the utility model, the plurality of split chamber assemblies are suitable for storing different to-be-detected gases; the chamber seat is provided with a plurality of mounting grooves to respectively mount the split chamber assemblies. The plurality of split chamber assemblies can detect the light absorption rate of a plurality of to-be-detected gases; since the chamber seat is designed in a split manner, the structure design is simplified, the cost loss caused by the complex manufacturing process is avoided, and the yield is improved. In addition, since the mounting grooves are provided and the glass is arranged only on the chamber main body, the problem of more bonding frames and easy gas leakage is avoided, and the bonding stability between the components is improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] The above and other objects, features and advantages of the utility model will become more apparent from the following description of the utility model embodiments with reference to the accompanying drawings, in which:

[0017] Figure 1 The utility model embodiment's sealed gas-filled chamber structure's plan view is schematically shown;

[0018] Figure 2 The utility model embodiment's sealed gas-filled chamber structure's three-dimensional schematic view is schematically shown;

[0019] Figure 3aA side view of the closed air chamber structure of the embodiment of the utility model is shown schematically.

[0020] Figure 3b A sectional view of the closed air chamber structure of the embodiment of the utility model is shown schematically.

[0021] Figure 4 A perspective view of the split air chamber assembly of the embodiment of the utility model is shown schematically.

[0022] Figure 5a A side view of the split air chamber assembly of the embodiment of the utility model is shown schematically.

[0023] Figure 5b A sectional view of the split air chamber assembly of the embodiment of the utility model is shown schematically.

[0024] 100: air chamber seat;

[0025] 110: mounting groove;

[0026] 200: split air chamber assembly;

[0027] 210: air chamber main body;

[0028] 220: air sealing nozzle;

[0029] 230: glass;

[0030] 300: top screw;

[0031] 400: connecting column. DETAILED DESCRIPTION

[0032] Hereinafter, embodiments of the utility model will be described with reference to the accompanying drawings. However, it should be understood that these descriptions are merely exemplary, and are not intended to limit the scope of the utility model. In the following detailed description, many specific details are set forth in order to provide a thorough understanding of the embodiments of the utility model. However, it is apparent that one or more embodiments can be implemented without these specific details. In addition, in the following description, the description of well-known structures and techniques is omitted to avoid unnecessary confusion of the concept of the utility model.

[0033] The terms used herein are merely for the purpose of describing specific embodiments, and are not intended to limit the utility model. The terms "include", "contain" and the like used herein indicate the existence of the described features, steps, operations and / or components, but do not exclude the existence or addition of one or more other features, steps, operations or components.

[0034] All terms used herein, including technical and scientific terms, have the meanings commonly understood by one of ordinary skill in the art unless otherwise defined. It should be further noted that the use of terms such as "first," "second," etc. herein do not connote any ordinal, precedence, or chronology with respect to operations or actions of the method, but are simply used for purposes of nomenclature.

[0035] In the case of using expressions such as "at least one of A, B, and C", etc., it generally should be interpreted to include any of one of A, B, or C, more than one of A, B, and / or C, etc.

[0036] In the related art, an integral structure is often used to bond annular glass or semi-annular glass, and the obtained sealing device has more bonding frames, which not only complicates the manufacturing process, but also has the risk of air leakage, thereby increasing the manufacturing cost of the sealing device.

[0037] Therefore, the utility model provides a kind of closed air chamber structure, comprising: multiple split gas chamber components, suitable for storing different to be detected gas;And gas chamber seat, gas chamber seat is equipped with multiple installation slot, to install split gas chamber component respectively;Wherein, each split gas chamber component includes: gas chamber main body, suitable for storing to be detected gas;Gas sealing nozzle, connect with gas chamber main body, to prevent to be detected gas in gas chamber main body leakage;And glass, based on colloid and gas chamber main body connection, suitable for allowing light emitted by light source to be transmitted into the gas chamber main body, realize according to the light absorption rate of different to be detected gas each corresponding, the light emitted by light source is absorbed to different degree.

[0038] Figure 1 Schematically show the top view of the closed air chamber structure of the utility model embodiment; Figure 2 Schematically show the three-dimensional schematic diagram of the closed air chamber structure of the utility model embodiment.

[0039] One aspect of the utility model provides a kind of closed air chamber structure, as Figure 1 As shown, the closed air chamber structure includes: multiple split gas chamber components 200 and gas chamber seat 100.

[0040] Figure 4 Schematically show the three-dimensional schematic diagram of the split gas chamber component of the utility model embodiment; Figure 5a Schematically show the side view of the split gas chamber component of the utility model embodiment; Figure 5b Schematically show the cross-sectional view of the split gas chamber component of the utility model embodiment.

[0041] According to the embodiment of the utility model, as Figure 1 、 2 , 4, 5a and 5b are shown, each split gas chamber assembly 200 includes gas chamber body 210, gas sealing nozzle 220 and glass 230. A plurality of split gas chamber assemblies 200 are suitable for storing different to be detected gas. The gas chamber seat 100 is provided with a plurality of mounting grooves 110 to respectively install the split gas chamber assembly. The gas chamber body 210 is suitable for storing to be detected gas. The gas sealing nozzle 220 is connected with the gas chamber body to prevent the to be detected gas in the gas chamber body from leaking. The glass 230 is connected with the gas chamber body 210 based on colloid and is suitable for allowing the light emitted by the light source to be transmitted into the gas chamber body, realizing different degrees of absorption of the light emitted by the light source according to the light absorption rate corresponding to each of the different to be detected gas.

[0042] According to the embodiment of the utility model, the number of split gas chamber assemblies 200 is configured to be determined according to the gas type of to be detected gas.

[0043] According to the embodiment of the utility model, the shape specification of the gas chamber seat 100 is configured to be adjusted according to the number of split gas chamber assemblies 200.

[0044] According to the embodiment of the utility model, the closed gas-filled chamber structure can be a light absorption device of a light absorption method gas detection instrument, receiving the light emitted by the light source, suitable for allowing the light emitted by the light source to be transmitted into the gas chamber body, realizing different degrees of absorption of the light emitted by the light source according to the light absorption rate corresponding to each of the different to be detected gas.

[0045] According to the embodiment of the utility model, the closed gas-filled chamber structure can simultaneously detect one or more high-purity gases, and the light source is absorbed to different degrees according to the different light absorption rates of different gases.

[0046] According to the embodiment of the utility model, since the number of split gas chamber assemblies 200 can be freely set, the number of split gas chamber assemblies 200 can be determined according to the number of gas types of to be detected gas, so as to realize simultaneous detection of to be detected gas of different gas types, without the need to construct a separate detection structure for to be detected gas of different gas types, thereby reducing the manufacturing cost.

[0047] According to the embodiment of the utility model, when any split gas chamber assembly 200 has a problem, the split gas chamber assembly 200 can be replaced individually without adjusting the whole closed gas-filled chamber structure.

[0048] According to the embodiment of the utility model, the shape specification of the air chamber seat 100 can be the size of the split air chamber assembly 200 and the number and size of the mounting groove 110, and the shape specification of the air chamber seat can be freely set according to the number and size of the split air chamber assembly 200.

[0049] According to the embodiment of the utility model, the sealed air chamber structure is based on the air chamber seat 100, adopts a split design, simplifies the structure design, reduces the processing difficulty, and improves the yield.

[0050] According to the embodiment of the utility model, the air chamber main body 210 receives the to-be-detected gas through the air sealing nozzle 220, and after the storage of the to-be-detected gas is completed, the air sealing nozzle is sealed to prevent the to-be-detected gas in the air chamber main body from leaking.

[0051] According to the embodiment of the utility model, the manufacturing material of the air chamber main body 210 depends on the to-be-detected gas required to be stored by the air chamber main body, and can also be selected according to the actual gas detection requirement, for example, for gas detection requiring corrosion resistance and high temperature resistance, stainless steel or other materials can be selected.

[0052] According to the embodiment of the utility model, the glass 230 can be a circular glass, wherein the size of the circular glass is determined according to the size of the air chamber main body, so that the size of the glass can be embedded in the air chamber main body, to reduce the gap between the glass and the air chamber main body, and make the adhesion of the glass and the air chamber main body by the colloid more stable.

[0053] According to the embodiment of the utility model, since the glass 230 is a circular glass, the number of adhesion edges is small and uniform and symmetrical, so that the adhesion of the glass and the air chamber main body is more stable.

[0054] According to the embodiment of the utility model, the plurality of split air chamber assemblies 200 are suitable for storing different to-be-detected gases; the air chamber seat 100 is provided with a plurality of mounting grooves 110 for respectively mounting the split air chamber assemblies 200. Since the air chamber seat 100 adopts a split design, the structure design is simplified, the cost loss caused by the complex manufacturing process is avoided, and the yield is improved. In addition, since the mounting groove 110 is provided and the glass is arranged only on the air chamber main body, the problem of too many adhesion frames and easy leakage is avoided, and the adhesion stability between the components is increased.

[0055] According to the embodiment of the utility model, each mounting groove 110 includes a circular recess and a rectangular slot.

[0056] The circular recess accommodates the air chamber main body of the split air chamber assembly 200.

[0057] The rectangular slot is in communication with the recess, and the air sealing nozzle of the split air chamber assembly 200 is accommodated in the rectangular slot, and the rectangular slot is configured to seal the air sealing nozzle based on the colloid.

[0058] According to the embodiment of the utility model, the circular groove is provided with an opening and communicates with the rectangular groove.

[0059] According to the embodiment of the utility model, after the split gas chamber assembly 200 is assembled, it is placed in the mounting groove 110, and glue is poured into the rectangular groove to seal the gas sealing nozzle of the split gas chamber assembly 200. Since the gas sealing nozzle is completely wrapped by the glue, the air leakage problem is avoided.

[0060] According to the embodiment of the utility model, when the split gas chamber assembly 200 needs to be replaced, only the glue needs to be removed, and then the split gas chamber assembly 200 can be taken out.

[0061] According to the embodiment of the utility model, the mounting groove 110 of the gas chamber seat 100 accommodates the split gas chamber assembly 200, which can flexibly adjust the split gas chamber assembly 200, and at the same time, improve the sealing performance of the gas sealing nozzle of the split gas chamber assembly 200.

[0062] According to the embodiment of the utility model, as shown in Figure 2 The above-mentioned sealed gas-filled chamber structure further comprises a jackscrew 300, which is arranged on the side wall of the gas chamber seat 100. By tightening the jackscrew, the jackscrew is tightly pressed from the side to the split gas chamber assembly, so as to fix the split gas chamber assembly 200. The number of jackscrews 300 is consistent with the number of split gas chamber assemblies 200, and the jackscrews 300 correspond one-to-one to the split gas chamber assemblies 200.

[0063] According to the embodiment of the utility model, the jackscrew 300 can be a fastening component such as a screw. By tightening the jackscrew 300, the jackscrew 300 is inserted into the mounting groove inside the side wall of the gas chamber seat 100, and the split gas chamber assembly 200 is tightly attached to the inner wall of the circular groove, so as to fix the split gas chamber assembly 200, avoiding displacement of the split gas chamber assembly 200 during gas detection, which affects the detection result.

[0064] According to the embodiment of the utility model, the number of jackscrews 300 is consistent with the number of split gas chamber assemblies 200, which realizes low-cost fixing of the split gas chamber assembly 200. According to the actual specifications of the split gas chamber assembly 200, the number or specifications of the jackscrews 300 can be adjusted.

[0065] Figure 3a The utility model discloses a sealed gas-filled chamber structure, which comprises a gas chamber seat 100 and a split gas chamber assembly 200. Figure 3b The utility model discloses a sealed gas-filled chamber structure, which comprises a gas chamber seat 100 and a split gas chamber assembly 200.

[0066] According to the embodiment of the utility model, as shown in Figure 3a And Figure 3b As shown in the drawings, wherein,Figure 3b For Figure 3a In the A1-A2 cross-sectional view, the sealed air chamber structure further comprises a connecting column 400 connected with the air chamber seat 100, and the connecting column 400 comprises a connecting shaft configured to be connected with the motor so that the air chamber seat 100 rotates under the driving of the motor.

[0067] According to the embodiment of the utility model, the connecting shaft is arranged in the interior of the connecting column and connected with the motor, and when the motor is started, the connecting shaft rotates to drive the connecting column to rotate.

[0068] According to the embodiment of the utility model, the connecting column 400 is connected with the center position of the air chamber seat 100, and while supporting the air chamber seat 100, the air chamber seat 100 is rotated based on the driving of the motor, so that the split air chamber assembly 200 on the air chamber seat 100 is moved to the required position.

[0069] According to the embodiment of the utility model, as shown in Figure 4 、 Figure 5a and Figure 5b , wherein, Figure 5b is Figure 5a the B1-B2 cross-sectional view of the utility model, the air chamber body 210 is a cylinder, and the two ends of the cylinder are respectively provided with a glass 230.

[0070] According to the embodiment of the utility model, the air chamber body 210 is a cylinder, and compared with other shapes of air chambers, the cylinder has fewer bonding edges, and only two circular glasses need to be bonded, which to some extent avoids the risk of air leakage.

[0071] According to the embodiment of the utility model, the glass 230 adopts a small circular glass, reduces the number of bonding edges, is uniform and symmetrical, and increases the bonding stability of the glass.

[0072] According to the embodiment of the utility model, the side wall of the air chamber body 210 is provided with a boss, and the boss is used for welding a gas sealing nozzle 220.

[0073] According to the embodiment of the utility model, the side wall of the air chamber body 210 is provided with a boss, which is convenient for seamless welding with the gas sealing nozzle 220, improves the formability and service life of the split air chamber assembly, and reduces the manufacturing cost.

[0074] According to the embodiment of the utility model, the two ends of the cylinder are respectively provided with annular glue coating grooves 240, and the two glasses 230 are respectively bonded on the glue coating grooves, wherein the glass 230 is wrapped by glue.

[0075] According to the embodiment of the utility model, the two ends of the cylinder are respectively provided with glue coating grooves 240, which is convenient for embedding the glass 230 and increases the bonding stability of the glass 230.

[0076] According to the embodiment of the utility model, the connecting column 400 is connected with the center position of the air chamber seat 100, and while supporting the air chamber seat 100, the air chamber seat 100 is rotated based on the driving of the motor, so that the split air chamber assembly 200 on the air chamber seat 100 is moved to the required position.Figure 5b It can be seen that the colloid covers the glass surface, and further prevents air leakage since the glass 230 is entirely wrapped with the colloid. The colloid used in the utility model can be a colloid material with high transparency and high light transmittance. The high-transparency colloid is a colloid material with excellent optical properties, and the dispersed particle diameter thereof is usually between 1 nm and 100 nm, which makes it exhibit the characteristics of low scattering and high light transmittance in the process of light propagation.

[0077] According to the embodiment of the utility model, the glass 230 is prepared from a light-transmitting material, wherein the light-transmitting material includes calcium fluoride and magnesium fluoride.

[0078] According to the embodiment of the utility model, the light-transmitting performance of the glass 230 can be changed by adding different light-transmitting materials to adapt to different testing requirements.

[0079] According to the embodiment of the utility model, the air-tight gas chamber structure is assembled. First, the glass 230 and the gas chamber body 210 are bonded with the colloid, and the gas sealing nozzle 220 is welded on the gas chamber body 210 to obtain the split gas chamber assembly 200. After the gas chamber body 210 is filled with the gas to be detected, the gas sealing nozzle 220 is sealed, and the split gas chamber assembly 200 is moved into the mounting groove 110 of the gas chamber seat 100, and the rectangular groove of the mounting groove 110 is filled with glue. The gas chamber body 210 in the circular groove is fixed by the jackscrew 300. After the plurality of split gas chamber assemblies 200 are moved into the gas chamber seat 100, the gas chamber seat 100 is selected under the driving of the connecting column 400 to realize the light absorption method detection of the gas to be detected.

[0080] According to the embodiment of the utility model, since the gas chamber seat 100 is designed in a split manner, the structure design is simplified, the cost loss caused by the complex manufacturing process is avoided, and the yield is improved. In addition, since the mounting groove 110 is provided to accommodate and filled with glue, and the split gas chamber assembly 200 is fixed by the jackscrew 300, and the circular glass 230 is arranged on the gas chamber body 210, since the circular shape involves less bonding frame and is embedded with the gas chamber body 210, the problem of more bonding frames and easy air leakage is avoided to a certain extent, and the bonding stability between the components is improved.

[0081] Those skilled in the art can understand that the features described in various embodiments and / or claims of the utility model can be combined or / and combined, even if such combination or combination is not explicitly described in the utility model. In particular, the features described in various embodiments and / or claims of the utility model can be combined and / or combined without departing from the spirit and teachings of the utility model. All these combinations and / or combinations fall within the scope of the utility model.

[0082] The embodiments of the present application are described above. However, these embodiments are only for the purpose of illustration, and are not intended to limit the scope of the present application. Although each embodiment is described above, this does not mean that the measures in each embodiment cannot be used advantageously in combination. The scope of the present application is defined by the appended claims and their equivalents. Without departing from the scope of the present application, those skilled in the art can make various substitutions and modifications, and these substitutions and modifications should all fall within the scope of the present application.

Claims

1. A closed gas cell structure, characterized by, include: Multiple separate gas chamber components are suitable for storing different gases to be detected; as well as The air chamber seat is provided with multiple mounting slots for mounting the split air chamber assembly respectively; Each of the split-cell air chamber components includes: The main body of the gas chamber is suitable for storing the gas to be detected; A sealing nozzle, connected to the main body of the gas chamber, is used to prevent leakage of the gas to be detected within the main body of the gas chamber; and The glass, based on the colloid, is connected to the main body of the gas chamber, and is suitable for allowing light emitted from the light source to be transmitted into the main body of the gas chamber, so as to achieve different degrees of absorption of the light emitted from the light source according to the light absorption rate corresponding to the different gases to be detected.

2. The closed-cell gas chamber structure of claim 1, wherein Each of the mounting slots includes: A circular groove, wherein the air chamber body of the split air chamber assembly is accommodated within the circular groove; and A rectangular slot, communicating with the groove, is provided within the rectangular slot, and the sealing nozzle of the split air chamber assembly is configured to seal the sealing nozzle based on the colloid.

3. The closed-cell gas chamber structure of claim 1, wherein Also includes: A connecting column, connected to the air chamber seat, and including: a connecting shaft configured to connect to a motor, causing the air chamber seat to rotate under the drive of the motor.

4. The closed-cell gas chamber structure of claim 1, wherein Also includes: A set screw is provided on the side wall of the air chamber seat. By tightening the set screw, the set screw presses against the split air chamber assembly from the side to fix the split air chamber assembly. The number of set screws is the same as the number of split air chamber assemblies, and the set screws correspond one-to-one with the split air chamber assemblies.

5. The closed-cell gas chamber structure of claim 1, wherein The number of the split-cell components is configured to be determined according to the type of gas to be detected.

6. The closed-cell gas chamber structure of claim 1, wherein The shape and specifications of the air chamber seat are configured to be adjusted according to the number of the split air chamber components.

7. The closed-cell gas chamber structure of claim 1, wherein The main body of the air chamber is a cylinder, and the glass is provided at both ends of the cylinder.

8. The closed air chamber structure according to claim 7, wherein The side wall of the air chamber body is provided with a boss, which is used to weld the sealing nozzle.

9. The closed air chamber structure according to claim 7, wherein The two ends of the cylinder are respectively provided with glue-applying grooves; The two pieces of glass are respectively bonded to the adhesive groove, and the glass is wrapped by the adhesive.

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