Flow-adjustable gas furnace ventilation device

Abstract

The utility model relates to the technical field of gas furnace equipment, in particular to a flow-adjustable gas furnace ventilation device. Comprising a device shell, a flow displayer is embedded in the surface of a movable clamping plate, a control panel is arranged on the surface of the movable clamping plate, a fuel gas conveying pipe is arranged at the bottom of the device shell in a penetrating mode, a filter is arranged in the device shell, and a fuel gas pressure adjusting assembly is arranged in the device shell. A fuel gas outlet pipe penetrates through the top of the device shell, a return pipe is arranged on the outer wall of one side of the device shell, a pressure release valve is arranged on the surface of the return pipe, an electromagnetic valve is arranged on the surface of a fuel gas conveying pipe, and one end of the fuel gas conveying pipe is connected with a connecting guide pipe in a penetrating mode; a filter screen is arranged in the fuel gas conveying pipe in an attached mode. According to the embodiment, the effect of adjusting the gas flow is achieved while the use convenience of equipment is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of gas furnace equipment, and particularly relates to a gas furnace ventilation device with adjustable flow. Background Art

[0002] The gas furnace is a national standard energy-saving cycle operation furnace with super energy-saving structure and energy-saving effect of 65%. The trolley adopts anti-collision sealing bricks, the furnace door adopts spring-type clamping mechanism, the trolley and furnace door are automatically sealed, and the integrated rail connection does not require foundation installation. It can be used on the horizontal ground. It is mainly used for quenching, annealing, aging of high chromium, high manganese steel castings, ductile iron, rollers, steel balls, 45 steel, stainless steel, etc. and heat treatment of various mechanical parts.

[0003] After searching, in the prior art, Chinese patent application number: CN202123256396.0, application date: 2021-12-23, discloses a ventilation device for a graphitization furnace, including an air distribution pipe and an air supply component, the air distribution pipe penetrates from one side of the graphitization furnace into the furnace, and the air supply component is connected to the air distribution pipe to supply gas into the furnace; the air distribution pipe includes an outer tube and an inner tube, the inner tube is inserted into the outer tube and slides, and the outer end of the inner tube is provided with an adjusting component, and the depth of the inner tube inserted into the outer tube is controlled by the adjusting component.

[0004] However, the device still has the following defects: Although the above embodiments adjust the ventilation airflow to match the production needs; the outer tube is matched with the inner tube design to avoid blockage and pollution, and the outlet area is adjusted accurately and dynamically; the damage to the gas distribution pipe is reduced, and it is easy to disassemble, repair and maintain; the support force balance is adjusted to keep the lower side outlet hole effective. However, the device has limitations in regulating the gas flow and cannot process the gas. Utility Model Content

[0005] In view of the above problems, the utility model provides a gas furnace ventilation device with adjustable flow rate, comprising a device shell, a movable clamping plate is fitted on one side wall of the device shell, a flow display is embedded on the surface of the movable clamping plate, a control panel is provided on the surface of the movable clamping plate, a gas delivery pipe is penetrated through the bottom of the device shell, a filter is provided inside the device shell, a gas pressure regulating assembly is provided inside the device shell, and a gas outlet pipe is penetrated through the top of the device shell;

[0006] An exhaust gas discharge pipe is penetrated through one side wall of the device shell, one end of the exhaust gas discharge pipe is connected to the gas pressure regulating assembly, a return pipe is provided on one side outer wall of the device shell, and a pressure relief valve is provided on the surface of the return pipe, a solenoid valve is provided on the surface of the gas delivery pipe, one end of the gas delivery pipe is connected to a connecting conduit, and a filter screen is fitted inside the gas delivery pipe.

[0007] Furthermore, one side wall of the device housing is in an open structure, and a power connection line is connected through one side wall of the device housing.

[0008] Furthermore, the control panel is located at the bottom end of the movable clamping plate, and the central axis of the control panel and the central axis of the flow display are located on the same straight line.

[0009] Furthermore, a power switch is embedded in the surface of the control panel, an electronic display screen is embedded in the surface of the control panel, and a plurality of groups of operating buttons are arranged on the surface of the control panel.

[0010] Furthermore, a protective cover is provided on the surface of the control panel, the protective cover is slidably fitted with the surface of the control panel, and a movable handle is provided on one end of the surface of the protective cover.

[0011] Furthermore, the filter is electrically connected to the control panel, the gas delivery pipe passes through the filter and the gas pressure regulating assembly in sequence, the gas pressure regulating assembly is electrically connected to the control panel, and the gas pressure regulating assembly is electrically connected to the flow display.

[0012] Furthermore, the return pipe is arranged in a U-shaped structure, one end of the return pipe is connected to the filter, and the other end of the return pipe is connected to the gas delivery pipe.

[0013] Furthermore, one end of the gas delivery pipe is provided with a thread, the connecting conduit is threadedly connected to the gas delivery pipe, one end of the gas delivery pipe is movably connected with a snap buckle, and the filter screen is connected to the snap buckle.

[0014] The beneficial effects of the utility model are:

[0015] 1. A filter screen is provided inside the gas delivery pipe to filter the delivered gas preliminarily. Then, a filter is provided inside the device shell. The gas enters the filter through the gas delivery pipe and is further processed by the filter. The processed gas enters the gas pressure regulating assembly. When there is too much gas inside the filter, the pressure is released through the pressure relief valve on the surface of the reflux pipe, thereby improving the safety of the equipment and improving the gas utilization rate.

[0016] 2. A flow indicator is embedded in the surface of the movable card plate, and then electrically connected to the flow indicator through the gas pressure regulating component. The control panel controls the gas pressure regulating component to adjust and display the flow and flow rate of the gas, thereby improving the convenience of equipment use while achieving the effect of regulating the gas flow.

[0017] Other features and advantages of the utility model will be described in the following description, and partly become apparent from the description, or understood by implementing the utility model. The purpose and other advantages of the utility model can be realized and obtained by the structures indicated in the description, claims and drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0019] Figure 1 A schematic diagram of the structure according to an embodiment of the utility model is shown;

[0020] Figure 2 A schematic diagram of the structure of a control panel according to an embodiment of the utility model is shown;

[0021] Figure 3 A schematic cross-sectional view of a device housing according to an embodiment of the utility model is shown;

[0022] Figure 4 A schematic cross-sectional view of a gas delivery pipe according to an embodiment of the utility model is shown.

[0023] In the figure: 1. Device housing; 2. Movable card plate; 3. Power connection line; 4. Flow indicator; 5. Control panel; 6. Power switch; 7. Electronic display screen; 8. Operation button; 9. Protective cover; 10. Moving handle; 11. Gas delivery pipe; 12. Filter; 13. Gas pressure regulating assembly; 14. Gas outlet pipe; 15. Exhaust pipe; 16. Reflux pipe; 17. Solenoid valve; 18. Connecting duct; 19. Card buckle; 20. Filter screen. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] The utility model embodiment provides a gas furnace ventilation device with adjustable flow rate, including a device housing 1; illustratively, as Figure 1-4 shown.

[0026] One side wall of the device housing 1 is an open structure, and a movable clamping plate 2 is attached to one side wall of the device housing 1. A power connection line 3 is connected through one side wall of the device housing 1. A flow indicator 4 is embedded on the surface of the movable clamping plate 2, and the flow indicator 4 is located at the bottom corner of the movable clamping plate 2.

[0027] A control panel 5 is provided on the surface of the movable snap-in plate 2. The control panel 5 is located at the bottom end of the movable snap-in plate 2, and the central axis of the control panel 5 is located on the same straight line as the central axis of the flow display 4. A power switch 6 is embedded on the surface of the control panel 5. An electronic display screen 7 is embedded on the surface of the control panel 5. A plurality of control buttons 8 are provided on the surface of the control panel 5.

[0028] The surface of the control panel 5 is provided with a protective cover plate 9, and the protective cover plate 9 is slidably fitted with the surface of the control panel 5, and a movable handle 10 is provided at one end of the surface of the protective cover plate 9, a gas delivery pipe 11 is penetrated through the bottom of the device housing 1, a filter 12 is provided inside the device housing 1, and the filter 12 is electrically connected to the control panel 5, and a gas pressure regulating component 13 is provided inside the device housing 1;

[0029] The gas delivery pipe 11 passes through the filter 12 and the gas pressure regulating assembly 13 in sequence, the gas pressure regulating assembly 13 is electrically connected to the control panel 5, and the gas pressure regulating assembly 13 is electrically connected to the flow display 4. A gas outlet pipe 14 is penetrated through the top of the device housing 1, one end of the gas outlet pipe 14 is connected to the gas pressure regulating assembly 13, and an exhaust gas exhaust pipe 15 is penetrated through one side wall of the device housing 1;

[0030] One end of the exhaust pipe 15 is connected to the gas pressure regulating assembly 13, and a return pipe 16 is provided on one side outer wall of the device housing 1. The return pipe 16 is arranged in a U-shaped structure, and one end of the return pipe 16 is connected to the filter 12, and the other end of the return pipe 16 is connected to the gas delivery pipe 11, and a pressure relief valve is provided on the surface of the return pipe 16, and a solenoid valve 17 is provided on the surface of the gas delivery pipe 11, and the solenoid valve 17 is electrically connected to the control panel 5;

[0031] One end of the gas delivery pipe 11 is provided with a thread, and one end of the gas delivery pipe 11 is connected with a connecting conduit 18, and the connecting conduit 18 is threadedly connected to the gas delivery pipe 11. One end of the gas delivery pipe 11 is movably connected with a snap buckle 19, and the interior of the gas delivery pipe 11 is fitted with a filter screen 20, and the filter screen 20 is connected to the snap buckle 19.

[0032] Specifically, a protective cover plate 9 is provided on the surface of the control panel 5 to protect the control panel 5, a flow indicator 4 is embedded on the surface of the movable clamping plate 2, and the gas pressure regulating component 13 is electrically connected to the flow indicator 4. The control panel 5 controls the gas pressure regulating component 13 to adjust and display the flow rate and flow velocity of the gas;

[0033] A filter screen 20 is fitted inside the gas delivery pipe 11 to perform preliminary filtering on the delivered gas. A filter 12 is provided inside the device housing 1. The gas enters the filter 12 through the gas delivery pipe 11, and is further processed by the filter 12. The processed gas enters the gas pressure regulating assembly 13. When there is too much gas inside the filter 12, the pressure is relieved through the pressure relief valve on the surface of the reflux pipe 16.

[0034] The working principle of the gas furnace ventilation device with adjustable flow rate proposed in the embodiment of the utility model is as follows:

[0035] The control panel 5 is provided with a protective cover plate 9 on its surface, so as to protect the control panel 5. The surface of the movable clamping plate 2 is embedded with a flow indicator 4, which is then electrically connected to the flow indicator 4 through the gas pressure regulating component 13. The control panel 5 controls the gas pressure regulating component 13, so as to adjust and display the flow rate and flow velocity of the gas.

[0036] A filter screen 20 is fitted inside the gas delivery pipe 11 to perform preliminary filtering on the delivered gas. A filter 12 is provided inside the device housing 1. The gas enters the filter 12 through the gas delivery pipe 11, and is further processed by the filter 12. The processed gas enters the gas pressure regulating assembly 13. When there is too much gas inside the filter 12, the pressure is relieved through the pressure relief valve on the surface of the reflux pipe 16.

[0037] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A gas furnace ventilation device with adjustable flow rate, comprising a device housing (1), characterized in that: A movable snap-in plate (2) is fitted on one side wall of the device housing (1), a flow indicator (4) is embedded on the surface of the movable snap-in plate (2), a control panel (5) is provided on the surface of the movable snap-in plate (2), a gas delivery pipe (11) is passed through the bottom of the device housing (1), a filter (12) is provided inside the device housing (1), a gas pressure regulating assembly (13) is provided inside the device housing (1), and a gas outlet pipe (14) is passed through the top of the device housing (1); An exhaust gas discharge pipe (15) is provided through one side wall of the device housing (1), one end of the exhaust gas discharge pipe (15) is connected to the gas pressure regulating assembly (13), a return pipe (16) is provided on one side outer wall of the device housing (1), and a pressure relief valve is provided on the surface of the return pipe (16), a solenoid valve (17) is provided on the surface of the gas delivery pipe (11), one end of the gas delivery pipe (11) is connected to a connecting conduit (18), and a filter screen (20) is fitted inside the gas delivery pipe (11).

2. The flow-adjustable gas furnace ventilation device according to claim 1, characterized in that: One side wall of the device housing (1) is of an open structure, and a power connection line (3) is connected through one side wall of the device housing (1).

3. The flow-adjustable gas furnace ventilation device according to claim 2, characterized in that: The control panel (5) is located at the bottom end of the movable clamping plate (2), and the central axis of the control panel (5) and the central axis of the flow display (4) are located on the same straight line.

4. The flow-adjustable gas furnace ventilation device according to claim 3, characterized in that: A power switch (6) is embedded on the surface of the control panel (5), an electronic display screen (7) is embedded on the surface of the control panel (5), and a plurality of groups of operating buttons (8) are provided on the surface of the control panel (5).

5. The flow-adjustable gas furnace ventilation device according to claim 4, characterized in that: The surface of the control panel (5) is provided with a protective cover plate (9), the protective cover plate (9) is slidably fitted with the surface of the control panel (5), and a movable handle (10) is provided at one end of the surface of the protective cover plate (9).

6. The flow-adjustable gas furnace ventilation device according to claim 1, characterized in that: The filter (12) is electrically connected to the control panel (5), the gas delivery pipe (11) passes through the filter (12) and the gas pressure regulating component (13) in sequence, the gas pressure regulating component (13) is electrically connected to the control panel (5), and the gas pressure regulating component (13) is electrically connected to the flow display (4).

7. The flow-adjustable gas furnace ventilation device according to claim 2, characterized in that: The return pipe (16) is arranged in a U-shaped structure, one end of the return pipe (16) is connected to the filter (12), and the other end of the return pipe (16) is connected to the gas delivery pipe (11).

8. The flow-adjustable gas furnace ventilation device according to claim 3, characterized in that: One end of the gas delivery pipe (11) is provided with a thread, the connecting conduit (18) is threadedly connected to the gas delivery pipe (11), one end of the gas delivery pipe (11) is movably connected with a snap-fit ​​buckle (19), and the filter screen (20) is connected to the snap-fit ​​buckle (19).

Images