Gas flow control device with energy-saving function

Abstract

The utility model relates to the technical field of fuel gas control, and provides a fuel gas flow control device with an energy-saving function, which comprises a fuel gas flow control device and two first flange plates oppositely arranged at two ends of the fuel gas flow control device, and a second flange plate is arranged on one side of each first flange plate. A first arc-shaped shell and a second arc-shaped shell are in butt joint outside a first flange plate and a second flange plate, the positions of the first arc-shaped shell and the second arc-shaped shell are aligned, then a hinged plate is pulled to be hinged, meanwhile, an elastic piece is stretched, and when the hinged plate is located on the rear side of a U-shaped plate, the first arc-shaped shell and the second arc-shaped shell are separated from each other. The hinge plate is loosened, the hinge plate is driven to move towards the inner wall of the U-shaped plate through the elastic performance of the elastic piece, the hinge plate and the U-shaped plate are connected in a hung mode, then the first flange plate and the second flange plate are covered with the first arc-shaped shell and the second arc-shaped shell, and therefore the purpose of dust prevention is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to gas control technical field, concretely relates to a gas flow control device with energy -conserving function. BACKGROUND

[0002] The gas flow control device is a device for controlling gas flow, which is commonly used in daily life, industrial production, laboratory research and other fields. It can accurately adjust the flow of gas to meet the specific production and experimental needs.

[0003] It is known that the Chinese public authorization patent: (application number: CN201820020595.0) discloses a kind of for gas flow control device, including device main body, gas flow control plug, lifting screw rod and rotating flange, the device main body two ends are equipped with gas inlet joint and gas outlet joint, the device main body is equipped with gas pipeline in, and the both ends of the gas pipeline are communicated with gas inlet joint and gas outlet joint, the middle part of the gas pipeline is equipped with gas flow control groove, the gas flow control plug is arranged in gas flow control groove, the utility model is combined design by using the gas pipeline of adding in device main body and gas flow control plug and lifting screw rod, so that lifting screw rod can control the lifting of gas flow control plug, so that gas flow control plug controls the size of the flow area in gas pipeline, finally reaches the purpose of controlling gas flow, and the combination design of double sealing structure makes the sealing performance of the device greatly improve.

[0004] However, in the implementation of related technologies, it is found that the above-mentioned gas flow control device has the following problems: the existing gas flow control device is usually connected with the pipeline through the flange plate, but the existing flange plate is difficult to prevent dust, and the dust, oil stains and other particles may accumulate on the surface of the flange plate for a long time, which not only affects the appearance, but also may interfere with the subsequent maintenance operation and reduce the sealing effect, therefore, a gas flow control device with energy-saving function is proposed. UTILITY MODEL CONTENTS

[0005] The utility model discloses a kind of gas flow control devices with energy-saving function, solve the problem that the flange plate of existing difficult in related technology is prevented dust, and the dust, oil stains and other particles may accumulate on the surface of the flange plate for a long time, which not only affects the appearance, but also may interfere with the subsequent maintenance operation and reduce the sealing effect.

[0006] The technical scheme of the utility model is as follows: a kind of gas flow control device with energy-saving function, comprising: gas flow control device;

[0007] Two first flange plates are oppositely arranged at two ends of the gas flow control device, one side of the two first flange plates is provided with a second flange plate, and the outer sides of the two first flange plates and the second flange plate are oppositely provided with a first arc-shaped shell and a second arc-shaped shell;

[0008] An arc-shaped rod fixedly installed on the outer side wall of the second arc-shaped shell is fixed by a fixing block, the outer side wall of the arc-shaped rod oppositely sheaths two elastic members, one end of the two elastic members is fixedly connected with a circular plate, and one side of the circular plate oppositely movably connects two hinged plates;

[0009] Two U-shaped plates fixedly installed on the outer side wall of the first arc-shaped shell are hung between the two hinged plates and the two U-shaped plates.

[0010] Preferably, a bolt is threadedly connected between the two first flange plates and the second flange plate, and a nut is threadedly connected to the outer side wall of the bolt.

[0011] Preferably, a plurality of support plates are fixedly installed at the bottom of the gas flow control device, and a plurality of support rods are fixedly installed at the top of the plurality of support plates.

[0012] Preferably, the plurality of support rods are distributed at the ends of the top of the plurality of support plates, and the top ends of the plurality of support rods are commonly fixedly connected with a protective cover.

[0013] Preferably, a corrosion-resistant coating is coated on the outer side wall of the gas flow control device, and the corrosion-resistant coating is specifically inorganic zinc-rich paint.

[0014] Preferably, a rust-proof coating is coated away from the outer side wall of the gas flow control device, and the rust-proof coating is specifically epoxy sealing paint.

[0015] The working principle and beneficial effects of the utility model are as follows:

[0016] By abutting the first arc-shaped shell and the second arc-shaped shell outside the first flange plate and the second flange plate, aligning the positions of the first arc-shaped shell and the second arc-shaped shell, pulling the hinged plate, stretching the elastic member, loosening the hinged plate when the position of the hinged plate is located at the rear side of the U-shaped plate, and moving the hinged plate to the inner wall of the U-shaped plate by the elastic performance of the elastic member, the hinged plate is hung with the U-shaped plate, and the first arc-shaped shell and the second arc-shaped shell are covered outside the first flange plate and the second flange plate, thereby realizing the purpose of dust prevention, effectively preventing the problem of interference of subsequent maintenance operation and reduction of sealing effect caused by dirt accumulation. BRIEF DESCRIPTION OF DRAWINGS

[0017] The utility model will be made further detailed description below combining with the drawings and specific embodiment.

[0018] Figure 1 The whole three-dimensional structure schematic diagram that the utility model proposes is shown in the figure.

[0019] Figure 2 The whole side view three-dimensional structure schematic diagram that the utility model proposes is shown in the figure.

[0020] Figure 3 The first flange plate and the second flange plate three-dimensional structure schematic diagram that the utility model proposes is shown in the figure.

[0021] Figure 4 The utility model proposes Figure 1 The enlarged three-dimensional structure schematic diagram of A in the figure.

[0022] Figure 5 The plane section structure schematic diagram that the gas flow control device that the utility model proposes is shown in the figure.

[0023] In the figure: 1, gas flow control device, 2, first flange plate, 3, second flange plate, 4, first arc-shaped shell, 5, second arc-shaped shell, 6, arc-shaped rod, 7, elastic piece, 8, round plate, 9, hinged plate, 10, U-shaped plate, 11, bolt, 12, nut, 13, support rod, 14, protective cover, 15, anticorrosive coating, 16, rust-proof coating, 17, support plate. Specific embodiment

[0024] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with 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 making creative labor are involved in the scope of the utility model protection.

[0025] Please refer to Figure 1 - Figure 5 A gas flow control device with energy-saving function, comprising: gas flow control device 1;

[0026] Two first flange plates 2 are oppositely arranged at both ends of the gas flow control device 1, the second flange plate 3 is arranged on one side of the two first flange plates 2, and the outer sides of the two first flange plates 2 and the second flange plate 3 are oppositely provided with the first arc-shaped shell 4 and the second arc-shaped shell 5;

[0027] The arc-shaped rod 6 is fixedly installed on the outer side wall of the second arc-shaped shell 5 through the fixing block, the outer side wall of the arc-shaped rod 6 is oppositely provided with two elastic pieces 7, one end of the two elastic pieces 7 is fixedly connected with the round plate 8, and the side of the round plate 8 is oppositely movably connected with the two hinged plates 9.

[0028] Two U-shaped plates 10 are fixedly installed on the outer side wall of the first arc-shaped shell 4, and the two hinged plates 9 are hung between the two U-shaped plates 10.

[0029] The utility model provides technical scheme is, through the butt joint of first arc-shaped shell 4 and second arc-shaped shell 5 in the outside of first flange plate 2 and second flange plate 3, and the position of first arc-shaped shell 4 and second arc-shaped shell 5 is aligned, then through pulling hinged plate 9, make hinged plate 9 hinge, simultaneously make elastic part 7 stretch, when the position of hinged plate 9 is located in the rear side of U-shaped plate 10, loosen hinged plate 9, use the elastic property of elastic part 7 and drive hinged plate 9 to move to the inner wall of U-shaped plate 10, make hinged plate 9 and U-shaped plate 10 hang, further make first arc-shaped shell 4 and second arc-shaped shell 5 cage in the outside of first flange plate 2 and second flange plate 3, to realize the purpose of dustproof to it, effectively prevent the problem of subsequent maintenance operation and reduce the sealing effect of dirt accumulation interference.

[0030] Further, the two first flange plates 2 and the second flange plates 3 are threadedly connected with the bolts 11, and the outer side walls of the bolts 11 are threadedly connected with the nuts 12.

[0031] Specifically, the first flange plate 2 and the second flange plate 3 are used to connect the pipeline, and the bolt 11 and the nut 12 are used to connect and fix the first flange plate 2 and the second flange plate 3.

[0032] Further, the bottom of the gas flow control device 1 is fixedly installed with a plurality of support plates 17, the top of the plurality of support plates 17 is fixedly installed with a plurality of support rods 13, the plurality of support rods 13 are distributed at the end of the top of the plurality of support plates 17, and the top ends of the plurality of support rods 13 are commonly fixedly connected with the protective cover 14.

[0033] Specifically, the support rod 13 is used to install and fix the protective cover 14, and the protective cover 14 prevents damage to the gas flow control device 1 caused by external factors, thereby achieving the purpose of protecting the gas flow control device 1.

[0034] Further, the outer side wall of the gas flow control device 1 is coated with a corrosion-resistant coating 15, and the corrosion-resistant coating 15 is specifically inorganic zinc-rich paint. The outer side wall of the gas flow control device 1 is coated with a rust-proof coating 16, and the rust-proof coating 16 is specifically epoxy sealant.

[0035] Specifically, the corrosion-resistant coating 15 and the rust-proof coating 16 form a protective film on the surface of the gas flow control device 1, thereby preventing oxidation and corrosion of the gas flow control device 1, thereby prolonging the service life of the gas flow control device 1.

[0036] The above merely preferred embodiments of the present application are not used to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A gas flow control device with energy-saving function, characterized in that, The utility model relates to a gas flow control device (1) is provided, and the utility model relates to a kind of gas flow control device (1) and its installation structure. Including: Gas flow control device (1); Two first flange plates (2) are oppositely arranged at both ends of the gas flow control device (1), one side of the two first flange plates (2) is provided with a second flange plate (3), and the outer side of the two first flange plates (2) and the second flange plate (3) is oppositely provided with a first arc-shaped housing (4) and a second arc-shaped housing (5); An arc-shaped rod (6) is fixedly installed on the outer side wall of the second arc-shaped housing (5) by a fixing block, the outer side wall of the arc-shaped rod (6) is oppositely sleeved with two elastic members (7), one end of the two elastic members (7) is fixedly connected with a circular plate (8), and one side of the circular plate (8) is oppositely movably connected with two hinged plates (9); 2. The gas flow control device with energy saving function according to claim 1, characterized in that: Two U-shaped plates (10) are fixedly installed on the outer side wall of the first arc-shaped housing (4), and the two hinged plates (9) are hung between the two U-shaped plates (10).

3. The gas flow control device with energy saving function according to claim 1, characterized in that: A bolt (11) is threadedly connected between the two first flange plates (2) and the second flange plate (3), and the outer side wall of the bolt (11) is threadedly connected with a nut (12).

4. The gas flow control device with energy saving function according to claim 3, characterized in that: A plurality of support plates (17) are fixedly installed at the bottom of the gas flow control device (1), and a plurality of support rods (13) are fixedly installed at the top of the plurality of support plates (17).

5. The gas flow control device with energy saving function according to claim 1, characterized in that: The plurality of support rods (13) are distributed at the end of the top of the plurality of support plates (17), and the top ends of the plurality of support rods (13) are commonly fixedly connected with a protective cover (14).

6. The gas flow control device with energy saving function according to claim 5, characterized in that: The outer side wall of the gas flow control device (1) is coated with a corrosion-resistant coating (15), and the corrosion-resistant coating (15) is specifically inorganic zinc-rich paint. The outer side wall of the gas flow control device (1) is coated with a corrosion-resistant coating (15), and the corrosion-resistant coating (15) is specifically inorganic zinc-rich paint. The outer side wall of the gas flow control device (1) is coated with a corrosion-resistant coating (15), and the corrosion-resistant coating (15) is specifically inorganic zinc-rich paint.

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