Push-pull type hidden retractable ignition rod device of biomass particle heating furnace

By designing a push-pull concealed ignition rod device, the problem of poor lifespan caused by long-term high temperature inside the furnace is solved, realizing the detachable installation and concealment of the ignition rod, thus extending its service life.

CN224230052UActive Publication Date: 2026-05-12SINAN COUNTY GELIN STOVE FACTORY (INDIVIDUAL IND & COMMERCIAL HOUSEHOLDS)
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SINAN COUNTY GELIN STOVE FACTORY (INDIVIDUAL IND & COMMERCIAL HOUSEHOLDS)
Filing Date
2025-04-30
Publication Date
2026-05-12

AI Technical Summary

Technical Problem

In existing technologies, the ignition rod is exposed to a high-temperature environment inside the furnace of a biomass pellet heating stove for a long time, resulting in a poor service life.

Method used

A push-pull concealed ignition rod device is designed. Through the cooperation of components such as sliding sleeve, pull rod, connecting plate and bent connecting rod, the ignition rod can be detachably installed and concealed, avoiding long-term pressure on the ignition rod in the furnace.

Benefits of technology

It extends the service life of the ignition rod and avoids damage caused by high-temperature environments.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of biomass particle heating furnaces, and discloses a push-pull type hidden folding and unfolding ignition rod device of a biomass particle heating furnace, which comprises a storage pipe and a sliding sleeve connected to the outer side of the storage pipe in a sliding manner, and the outer side of the sliding sleeve is fixedly connected with a group of pull rods. One ends of the pull rods are jointly and fixedly connected with a connecting plate, one end of the connecting plate is fixedly connected with a connecting rod, one end of the connecting rod is connected with a bent connecting rod, one end of the bent connecting rod is fixedly connected with a ball head, and an ignition rod is arranged on the inner side of the storage pipe in a penetrating mode. The connecting rod, the connecting plate, the pull rod, the sliding sleeve and the ignition rod are driven by the ball head and the bent connecting rod to move together, so that the ignition rod can be fed into a hearth; after the biomass particles are ignited, the ball head is pulled towards the outer side of the furnace shell, the ignition rod can be pulled out of the hearth, the situation that the ignition rod is pressed and burnt by the biomass particles all the time in the hearth is avoided, and therefore the service life of the ignition rod is greatly prolonged.
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Description

Technical Field

[0001] This utility model relates to the field of biomass pellet heating stove technology, specifically a push-pull concealed ignition rod device for a biomass pellet heating stove. Background Technology

[0002] Biomass pellet heating stoves use pellet fuel derived from renewable resources, such as wood waste and crop straw, which are low-carbon and environmentally friendly. Compared with traditional fossil fuels, biomass pellet stoves can effectively reduce greenhouse gas emissions, and therefore are widely used in home heating, commercial heating, and industrial heating. They are usually ignited quickly by an ignition rod to ensure that the heating stove can start up smoothly and operate efficiently.

[0003] However, existing ignition rods are usually fixed inside the furnace of the heating stove. Once the ignition rod is lit, it remains inside the furnace and is pressed down by the biomass pellets. Because the ignition rod is in a high-temperature environment for a long time, this results in a poor service life for the ignition rod. Summary of the Invention

[0004] The purpose of this invention is to provide a push-pull concealed ignition rod device for a biomass pellet heating stove, so as to solve the problems mentioned in the background art.

[0005] To achieve the above objectives, this utility model provides the following technical solution:

[0006] A push-pull concealed ignition rod device for a biomass pellet heater includes a storage tube and a sliding sleeve slidably connected to the outside of the storage tube. A set of pull rods is fixedly connected to the outside of the sliding sleeve. One end of the set of pull rods is fixedly connected to a connecting plate. One end of the connecting plate is fixedly connected to a connecting rod. One end of the connecting rod is connected to a bent connecting rod. One end of the bent connecting rod is fixedly connected to a ball head. An ignition rod is inserted through the inside of the storage tube, and an electric cable is connected to the other end of the ignition rod. The ignition rod is fixedly connected to one of the pull rods through a double-hole clamp. A bracket is provided at one end of the sliding sleeve to fix the sliding sleeve. An ignition rod protrusion fixing sleeve is provided inside the bracket fixing sleeve.

[0007] As a further improvement of this utility model: a set of limiting posts II are fixedly connected to one end of the outer side of the storage tube near the sliding sleeve, and a set of limiting posts I are fixedly connected to the other end of the outer side of the storage tube near the sliding sleeve.

[0008] As a further embodiment of this utility model: a flange is fixedly connected to one end of the outer side of the receiving tube, the flange is fixedly connected to the outer side of the furnace, and the ignition rod slides through the inner side of the furnace.

[0009] As a further improvement of this utility model: a pin (8) is provided through the bending connecting rod and the connecting rod, and the bending connecting rod and the connecting rod are rotatably connected by the pin.

[0010] Compared with the prior art, the beneficial effects of this utility model are as follows:

[0011] This invention uses a ball head to push a bent connecting rod to slide at one corner of the furnace shell, causing the connecting rod, connecting plate, pull rod, sliding sleeve, and ignition rod to move together, thus sending the ignition rod into the furnace chamber. The ignition rod ignites the biomass pellets in the furnace chamber. After the biomass pellets are ignited, the ball head is pulled outward from the furnace shell to pull the ignition rod out of the furnace chamber and hide it inside the receiving tube. This prevents the ignition rod from being continuously pressed and burned by the biomass pellets inside the furnace chamber, thereby greatly increasing the service life of the ignition rod. Attached Figure Description

[0012] Figure 1 A schematic diagram of a push-pull concealed ignition rod device for a biomass pellet heater;

[0013] Figure 2 for Figure 1 A magnified structural diagram of part A in the middle;

[0014] Figure 3 A schematic diagram of the structure of a push-pull concealed and retractable ignition rod device, furnace shell, and furnace chamber of a biomass pellet heating stove.

[0015] Figure 4 A schematic diagram of the installation structure of the sliding sleeve in a push-pull concealed ignition rod device of a biomass pellet heater.

[0016] Figure 5 This is a schematic diagram of the installation structure of the ignition rod protrusion fixing sleeve in a push-pull concealed ignition rod device for a biomass pellet heating stove.

[0017] In the diagram: 1. Storage tube; 2. Sliding sleeve; 3. Double-hole clamp; 4. Cable; 5. Push-pull ball joint connecting rod; 6. Ball joint; 7. Push rail connecting rod; 8. Pin; 9. Bracket fixing plate; 10. Bracket; 11. Limiting post one; 12. Sliding sleeve fixing plate; 13. Spark plug; 14. Flange one; 15. Ignition rod; 16. Flange two; 17. Furnace shell; 18. Furnace chamber; 19. Ignition rod protruding edge fixing sleeve; 20. Bracket fixing sliding sleeve. Detailed Implementation

[0018] Please see Figures 1-5As shown in this embodiment of the present invention, a push-pull concealed ignition rod device for a biomass pellet heater includes a storage tube 1 and a sliding sleeve 2 slidably connected to the outside of the storage tube 1. A set of pull rods 10 are fixedly connected to the outside of the sliding sleeve 2. One end of the set of pull rods 10 is fixedly connected to a connecting plate 9. One end of the connecting plate 9 is fixedly connected to a connecting rod 7. One end of the connecting rod 7 is connected to a bent connecting rod 5. One end of the bent connecting rod 5 is fixedly connected to a ball head 6. An ignition rod 15 is provided through the inside of the storage tube 1, and is used for ignition... The other end of the ignition rod 15 is connected to a cable 4, which is connected to an external power source. Power can be supplied to the ignition rod 15 to ignite the biomass pellets in the furnace 18. The ignition rod 15 is fixedly connected to one of the pull rods 10 through a double-hole clamp 3, so that the ignition rod 15 and one of the pull rods 10 are connected together. The pull rod 10 can drive the ignition rod 15 to move. One end of the sliding sleeve 2 is provided with a bracket to fix the sliding sleeve 20. The inside of the bracket to fix the sliding sleeve 20 is provided with an ignition rod protrusion fixing sleeve 19.

[0019] exist Figure 1 In the middle, a set of limiting posts 2 12 are fixedly connected to one end of the outer side of the storage tube 1 near the sliding sleeve 2, and a set of limiting posts 11 are fixedly connected to the other end of the outer side of the storage tube 1 near the sliding sleeve 2. The sliding sleeve 2 can be limited by the limiting posts 2 12 and the limiting posts 11, so that the sliding sleeve 2 can move a certain distance outside the storage tube 1.

[0020] exist Figure 1 and Figure 3 In the furnace, a flange 14 is fixedly connected to one end of the outer side of the receiving tube 1. The flange 14 is fixedly connected to the outer side of the furnace chamber 18. The ignition rod 15 slides through the inner side of the furnace chamber 18. The receiving tube 1 is securely fixed to the furnace chamber 18 by the flange 14. Therefore, the ignition rod 15 can slide inside the furnace chamber 18 and the receiving tube 1.

[0021] exist Figure 1 and Figure 2 In the middle, a pin 8 is provided through the bending connecting rod 5 and the connecting rod 7, and the bending connecting rod 5 and the connecting rod 7 are rotatably connected by the pin 8. Therefore, when the ignition rod 15 leaves the furnace chamber 18, the bending connecting rod 5 can be stored on one side of the furnace shell 17.

[0022] The working principle of this utility model is as follows: First, the flange 14 is fixed on the outside of the furnace chamber 18, the connecting rod 7 is passed through one corner of the furnace shell 17, and then the cable 4 is connected to the external power supply.

[0023] When ignition is required, first add the biomass pellets into the furnace chamber 18, then hold the ball head 6 and push the bent connecting rod 5 towards the inside of the furnace shell 17, which will move the connecting rod 7, connecting plate 9, pull rod 10 and sliding sleeve 2 together. The sliding sleeve 2 slides on the outside of the receiving tube 1, while the pull rod 10 moves the ignition rod 15 inside the receiving tube 1 through the double-hole clamp 3, sending the ignition rod 15 into the furnace chamber 18. At this time, after the cable 4 is energized, the biomass pellets can be ignited through the ignition rod 15.

[0024] As shown in Figure 3, after the biomass pellets are ignited, the ball head 6 is pulled outwards from the furnace shell 17, causing the bent connecting rod 5, connecting plate 9, pull rod 10, and ignition rod 15 to move outwards together, pulling the ignition rod 15 out of the furnace chamber 18. Then, the bent connecting rod 5 is rotated so that the bent connecting rod 5 and connecting rod 7 are at the pin 8, and the bent connecting rod 5 is stored on one side of the furnace shell 17. This prevents the ignition rod 15 from being pressed down by the biomass pellets and burning inside the furnace chamber 18, thereby greatly increasing the service life of the ignition rod 15.

[0025] The above description is only a preferred embodiment of the present utility model, but the protection scope of the present utility model is not limited thereto. Any equivalent substitutions or changes made by those skilled in the art within the technical scope disclosed in the present utility model, based on the technical solution and the inventive concept of the present utility model, should be included within the protection scope of the present utility model.

Claims

1. A push-pull concealed ignition rod device for a biomass pellet heater, comprising a storage tube (1) and a sliding sleeve (2) slidably connected to the outside of the storage tube (1), characterized in that, A set of pull rods (10) is fixedly connected to the outer side of the sliding sleeve (2). One end of the set of pull rods (10) is fixedly connected to a connecting plate (9). One end of the connecting plate (9) is fixedly connected to a connecting rod (7). One end of the connecting rod (7) is connected to a bent connecting rod (5). One end of the bent connecting rod (5) is fixedly connected to a ball head (6). An ignition rod (15) is provided through the inner side of the receiving tube (1). A cable (4) is connected to the other end of the ignition rod (15). The ignition rod (15) is fixedly connected to one of the pull rods (10) through a double-hole clamp (3). A bracket fixing sleeve (20) is provided at one end of the sliding sleeve (2). An ignition rod protrusion fixing sleeve (19) is provided inside the bracket fixing sleeve (20).

2. The retractable and concealed ignition rod device for a biomass pellet heating stove according to claim 1, characterized in that, A set of limiting posts 2 (12) is fixedly connected to one end of the outer side of the storage tube (1) near the sliding sleeve (2), and a set of limiting posts 1 (11) is fixedly connected to the other end of the outer side of the storage tube (1) near the sliding sleeve (2).

3. The retractable and concealed ignition rod device for a biomass pellet heating stove according to claim 1, characterized in that, A flange (14) is fixedly connected to one end of the outer side of the receiving tube (1), and the flange (14) is fixedly connected to the outer side of the furnace (18). The ignition rod (15) slides through the inner side of the furnace (18).

4. The retractable and concealed ignition rod device for a biomass pellet heating stove according to claim 1, characterized in that, A pin (8) is provided through the bending connecting rod (5) and the connecting rod (7), and the bending connecting rod (5) and the connecting rod (7) are rotatably connected by the pin (8).