Spring rod handle

Abstract

The present invention belongs to the technical field of curtain wall hardware, and particularly relates to a spring rod type handle. The present invention includes a base. There is a lower inner groove inside the upper part of the base, and a spring piece is arranged in the lower inner groove. A first through hole is arranged in the middle of the lower inner groove, and a main shaft penetrates upward from the lower part through the first through hole. Second clamping grooves are arranged on both sides below the main shaft, and the spring piece is clamped into the second clamping grooves. A pressing piece is pressed above the notch part and the spring piece. An arc-shaped slot is formed between an arc-shaped insertion block part and a second through hole arranged above the pressing piece. At the same time, a snap ring is arranged on the outer side of the main shaft. The pressing piece and the base cover the face cover, and the main shaft penetrates through the face cover. After installing the spring piece inside the entire handle structure, the present invention has a simple structure, convenient production, a small and short base with a total height of 9 mm for the base, is beautiful and generous, the compression amount of the four spring pieces is small, reducing internal wear and increasing the service life.

Description

Technical Field

[0001] The present invention belongs to the technical field of door and window curtain wall hardware, and relates to a spring rod type handle. Background Art

[0002] A handle is a device installed on a door or window sash that serves both the functions of opening and closing and fastening after closing. It is mostly made of materials such as aluminum alloy, copper, stainless steel, plexiglass, and plastic. It has various forms and sizes. In addition to meeting the requirements of comfortable hand feeling and reasonable force, it also has an ornamental decorative effect. Therefore, the materials and shapes are selected as finished products or designed separately according to the requirements of architectural design. The existing window handle structures generally adopt a design method of steel balls plus springs for positioning, and have a series of defects such as complex structure, low service life, large outer surface of the base, high manufacturing cost, etc. Moreover, after the handle rotates for a long time, internal wear and disconnection of the steel balls are likely to occur, causing the handle to deflect and resulting in poor use effect. Therefore, a spring rod type handle is proposed for the above problems. Summary of the Invention

[0003] The purpose of the present invention is to provide a spring rod type handle for the above problems.

[0004] To achieve the above purpose, the present invention adopts the following technical solutions:

[0005] A spring rod type handle includes a base. A cylindrical convex portion is provided at the bottom of the base, and a positioning hole is provided inside the cylindrical convex portion. An inner lower groove is provided inside the base, and outer clamping openings are provided on both side walls of the base. Concave portions and retaining columns are provided on both sides inside the inner lower groove, and insertion holes are provided on the concave portions. A first through hole is provided in the middle of the inner lower groove, and a stepped portion is provided below the first through hole. The lower part of a main shaft is inserted into the first through hole, and a lower retaining ring portion is provided at the bottom of the main shaft. At the same time, the lower retaining ring portion is placed inside the stepped portion. A spring piece is installed between the concave portion and the retaining column. The inner side of the middle of the spring piece is clamped in a second card slot, and the second card slot is provided on both sides below the main shaft. A pressing piece is installed above the concave portion and above the spring piece. Arc-shaped through holes are provided on both sides of the pressing piece, and the arc-shaped through holes are placed above the positioning hole. Support columns are provided on both sides at the bottom of the pressing piece, and the support columns are placed inside the insertion holes. A second through hole is provided in the middle of the pressing piece, and the second through hole is sleeved outside the main shaft. An arc-shaped insertion block portion and an arc-shaped groove are provided above the pressing piece. The bottom of a snap ring is installed inside the arc-shaped groove. The snap ring is clamped outside the main shaft, and a first card slot is provided on the outer periphery of the main shaft. The pressing piece and the base are placed inside a face cover, and an inner upper groove is provided inside the face cover. An engagement hole is provided in the middle of the face cover, and the arc-shaped insertion block portion is inserted into the engagement hole. At the same time, the engagement hole passes through the middle of the main shaft. A limiting hole and a screw hole are provided inside the main shaft.

[0006] In the above-mentioned spring rod handle, cylindrical convex parts are fixedly connected to both sides of the bottom of the base, and positioning holes are provided in the cylindrical convex parts. An inner lower groove is provided in the upper part of the base, and the positioning holes communicate with the inner lower groove. Concave notch parts are fixedly connected to both sides in the inner lower groove, and the concave notch parts are perpendicular to the direction of the positioning holes.

[0007] In the above-mentioned spring rod handle, four retaining columns are fixedly connected to the bottom of the inner lower groove, and the four retaining columns are opposite to each other in pairs. Four spring pieces are fixedly connected by being clamped between the retaining columns and the inner side edges of the concave notch parts, and the spring pieces are combined in pairs and placed on both sides in the inner lower groove. At the same time, there is a distance between the spring pieces and the positioning holes.

[0008] In the above-mentioned spring rod handle, a first through hole is provided in the middle of the inner lower groove, and the bottom of the spring piece is pressed above the two side edges of the first through hole. A stepped part is provided at the bottom of the first through hole, and the lower part of the main shaft is inserted and rotatably connected in the first through hole.

[0009] In the above-mentioned spring rod handle, a lower retaining ring part is fixedly connected to the bottom circumference of the main shaft, and the lower retaining ring part is clamped into the stepped part and fits tightly. At the same time, the bottom surface of the lower retaining ring part is flush with the bottom surface of the base. Second clamping grooves are provided on both sides below the main shaft, and the middle parts of the inner sides of the spring pieces are fixedly connected by being clamped in the second clamping grooves.

[0010] In the above-mentioned spring rod handle, the upper plane of the concave notch part is flush with the upper plane of the spring piece, and an even jack is provided in the middle of the upper plane of the concave notch part. A pressing piece is pressed above the concave notch part and the spring piece, and support columns are fixedly connected to both sides of the bottom of the pressing piece. The support columns are inserted and fixedly connected into the jacks.

[0011] In the above-mentioned spring rod handle, a second through hole is provided in the middle of the pressing piece, and the second through hole is sleeved and rotatably connected to the outside of the main shaft. Two arc-shaped insertion block parts are fixedly connected to the middle of the upper part of the pressing piece, and an arc-shaped groove is formed between the two arc-shaped insertion block parts and the edge of the second through hole.

[0012] In the above-mentioned spring rod handle, the outer side of the bottom of the snap ring is placed in the arc-shaped groove. The inner ring of the snap ring is clamped into the first clamping groove, and the first clamping groove is provided on the outer wall of the main shaft. The top of the snap ring is flush with the top of the arc-shaped insertion block part. The snap ring and the arc-shaped insertion block part are inserted into the connection hole, and the connection hole is provided in the middle of the face cover. At the same time, the top of the snap ring, the top of the arc-shaped insertion block part and the top of the face cover are flush.

[0013] In the above-mentioned spring rod handle, an upper inner groove is provided in the face cover, and the upper inner groove clamps the base and the pressing piece. Arc-shaped through holes are provided on both sides of the pressing piece, and the arc-shaped through holes correspond to the positioning holes below. Outer clamping mouths are provided on both side walls of the base, and the outer clamping mouths correspond to the notches of the arc-shaped through holes.

[0014] In the above-mentioned spring rod handle, the upper part of the main shaft extends beyond the bottom of the face cover, and a screw hole is provided inside the main shaft. A limit hole is provided above the main shaft, and the limit hole communicates with the screw hole.

[0015] Compared with the existing technology, the advantages of the present invention are as follows:

[0016] In the present invention, a lower inner groove is provided inside the upper part of the base, and a spring piece is provided in the lower inner groove. A first through hole is provided in the middle of the lower inner groove, and the main shaft penetrates upward from the lower part through the first through hole. Second clamping grooves are provided on both sides below the main shaft, and the spring piece is clamped in the second clamping grooves. A pressing piece is pressed on the upper part of the notch and the spring piece, and an arc-shaped slot is formed between the arc-shaped insertion block part provided above the pressing piece and the second through hole. At the same time, a snap ring is provided on the outer side of the main shaft. The pressing piece and the base cover the face cover, and the main shaft penetrates through the face cover. After installing the spring piece inside the entire handle structure, the whole structure is simple, convenient for production, the base is small and short, the total height of the base is 9 mm, beautiful and generous, the compression amount of the four spring pieces is small, the internal wear is reduced, and the service life is increased.

[0017] Other advantages, objectives and features of the present invention will be partially reflected by the following description, and partially will also be understood by those skilled in the art through the research and practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 is the overall schematic diagram of the present invention;

[0019] Figure 2 is the overall bottom schematic diagram of the present invention;

[0020] Figure 3 is the overall exploded top view schematic diagram of the present invention;

[0021] Figure 4 is the overall exploded bottom view schematic diagram of the present invention;

[0022] Figure 5 is the overall sectional schematic diagram of the present invention;

[0023] Figure 6 is the internal schematic diagram of the cooperation between the main shaft and the base of the present invention;

[0024] Figure 7 is the internal top view schematic diagram of the base of the present invention.

[0025] In the figure: 1. Base; 11. Cylindrical convex part; 12. Positioning hole; 13. Lower inner groove; 14. Notch part; 15. First through hole; 16. Step part; 17. Outer bayonet; 18. Jack; 2. Face cover; 21. Connecting hole; 22. Upper inner groove; 3. Pressing piece; 31. Arc-shaped inserting block part; 32. Arc-shaped groove; 33. Arc-shaped through hole; 34. Support column; 35. Second through hole; 4. Main shaft; 41. First clamping groove; 42. Second clamping groove; 43. Lower retaining ring part; 44. Screw hole; 45. Limiting hole; 5. Spring piece; 6. Snap ring; 7. Stop post. Detailed implementation mode

[0026] The present invention will be further described below with reference to the accompanying drawings.

[0027] As Figures 1-7 shown, a spring rod type door handle includes a base 1. A cylindrical convex part 11 is provided at the bottom of the base 1, and a positioning hole 12 is provided inside the cylindrical convex part 11. A lower inner groove 13 is provided inside the base 1, and outer bayonets 17 are provided on both side walls of the base 1. Notch parts 14 and stop posts 7 are provided on both sides inside the lower inner groove 13, and a jack 18 is provided on the notch part 14. A first through hole 15 is provided in the middle of the lower inner groove 13, and a step part 16 is provided below the first through hole 15. The lower part of the main shaft 4 is inserted into the first through hole 15, and a lower retaining ring part 43 is provided at the bottom of the main shaft 4. At the same time, the lower retaining ring part 43 is placed inside the step part 16. A spring piece 5 is installed between the notch part 14 and the stop post 7. The inner side of the middle part of the spring piece 5 is clamped in the second clamping groove 42, and the second clamping groove 42 is provided on both sides below the main shaft 4. A pressing piece 3 is installed above the notch part 14 and above the spring piece 5, and arc-shaped through holes 33 are provided on both sides of the pressing piece 3. At the same time, the arc-shaped through holes 33 are placed above the positioning hole 12. Support columns 34 are provided on both sides of the bottom of the pressing piece 3, and the support columns 34 are placed inside the jack 18. A second through hole 35 is provided in the middle of the pressing piece 3, and the second through hole 35 is sleeved outside the main shaft 4. An arc-shaped inserting block part 31 and an arc-shaped groove 32 are provided above the pressing piece 3. The bottom of the snap ring 6 is installed inside the arc-shaped groove 32. The snap ring 6 is clamped outside the main shaft 4, and a first clamping groove 41 is provided on the outer periphery of the main shaft 4. The pressing piece 3 and the base 1 are placed inside the face cover 2, and an upper inner groove 22 is provided inside the face cover 2. A connecting hole 21 is provided in the middle of the face cover 2, and the arc-shaped inserting block part 31 is inserted into the connecting hole 21. At the same time, the connecting hole 21 passes through the middle of the main shaft 4. A limiting hole 45 and a screw hole 44 are provided inside the main shaft 4.

[0028] By fixedly connecting cylindrical convex parts 11 to both sides of the bottom of the base 1, and a positioning hole 12 is opened inside the cylindrical convex parts 11. A lower inner groove 13 is opened above the base 1, and the lower inner groove 13 is communicated with the positioning hole 12. Notch parts 14 are fixedly connected to both sides inside the lower inner groove 13, and the notch parts 14 are perpendicular to the direction of the positioning hole 12.

[0029] A cylindrical convex part 11 is provided at the bottom of the base 1, and a positioning hole 12 is provided inside the cylindrical convex part 11. The cylindrical convex part 11 is fixed to the window by inserting a screw into the positioning hole 12. An inner lower groove 13 and a notch part 14 are provided inside the base 1 and cooperate with each other, and parts are placed inside the two to control the rotationality.

[0030] Furthermore, four retaining posts 7 are fixedly connected to the inner bottom of the inner lower groove 13, and the four retaining posts 7 are opposite to each other in pairs. Four spring pieces 5 are fixedly connected by being caught between the retaining posts 7 and the inner side edges of the notch part 14, and the two spring pieces 5 are combined in pairs and placed on both sides inside the inner lower groove 13. At the same time, there is a distance between the spring pieces 5 and the positioning hole 12.

[0031] A spring piece 5 is provided between the notch part 14 and the retaining post 7. The spring piece 5 makes the structure of the base 1 smaller, and the spring piece 5 plays a role in rotation and reset inside the entire handle. At the same time, the structure of the spring piece 5 is simple, reducing the manufacturing cost.

[0032] Furthermore, a first through hole 15 is opened in the middle of the inner lower groove 13, and the bottom of the spring piece 5 is pressed above the two side edges of the first through hole 15. A stepped part 16 is opened at the bottom of the first through hole 15, and the lower part of the main shaft 4 is inserted and rotatably connected inside the first through hole 15.

[0033] Furthermore, a lower retaining ring part 43 is fixedly connected to the bottom circumference of the main shaft 4, and the lower retaining ring part 43 is caught inside the stepped part 16 and fits tightly. At the same time, the bottom surface of the lower retaining ring part 43 is flush with the bottom surface of the base 1. Second card slots 42 are opened on both sides below the main shaft 4, and the middle part of the inner side of the spring piece 5 is fixedly connected by being caught inside the second card slots 42.

[0034] The main shaft 4 is inserted into the first through hole 15 of the base 1 from bottom to top, and a stepped part 16 is provided below the first through hole 15. A lower retaining ring part 43 is provided at the bottom of the main shaft 4. By using the lower retaining ring part 43 to be caught inside the stepped part 16, the main shaft 4 is fixed inside the base 1, and the main shaft 4 passes upward through the base 1 and is connected to the outside. The spring piece 5 is caught on the outside below the main shaft 4. In this way, inside the base 1 under the action of the spring piece 5, the rotation of the main shaft 4 drives the spring piece 5, and at the same time, the spring piece 5 can reset the main shaft 4.

[0035] The upper plane of the notch part 14 is flush with the upper plane of the spring piece 5, and an even jack 18 is opened in the middle of the upper plane of the notch part 14. The notch part 14 and the spring piece 5 are pressed by a pressing piece 3 above, and two support columns 34 are fixedly connected to both sides of the bottom of the pressing piece 3. The support columns 34 are inserted and fixedly connected inside the jack 18.

[0036] The pressing piece 3 is caught above the notch part 14 and the spring piece 5, and the pressing piece 3 is caught inside the base 1. The spring piece 5 is sealed inside by using the pressing piece 3 and the base 1 for work.

[0037] Further, a second through hole 35 is provided in the middle of the pressing plate 3, and the second through hole 35 is sleeved and rotatably connected to the outside of the main shaft 4. Two arc-shaped insert parts 31 are fixedly connected to the middle part above the pressing plate 3, and an arc-shaped groove 32 is formed between the two arc-shaped insert parts 31 and the edge of the second through hole 35.

[0038] Further, the outer side of the bottom of the snap ring 6 is placed in the arc-shaped groove 32. The inner ring of the snap ring 6 is snapped into the first card slot 41, and the first card slot 41 is opened on the outer wall of the main shaft 4. The top of the snap ring 6 is flush with the top of the arc-shaped insert part 31. The snap ring 6 and the arc-shaped insert part 31 are inserted into the connection hole 21, and the connection hole 21 is opened in the middle of the face cover 2. At the same time, the top of the snap ring 6, the top of the arc-shaped insert part 31 and the top of the face cover 2 are flush.

[0039] An arc-shaped insert part 31 and an arc-shaped groove 32 are provided above the pressing plate 3, and the main shaft 4 is inserted into the second through hole 35 in the pressing plate 3. At the same time, a snap ring 6 is provided outside the main shaft 4. By placing the snap ring 6 in the arc-shaped groove 32, the pressing plate 3 is tightly pressed in the base 1 by the cooperation of the snap ring 6 and the lower retaining ring part 43, so that the internal spring piece 5 and the pressing plate 3 will not fall off.

[0040] An upper inner groove 22 is opened in the face cover 2, and the upper inner groove 22 is snapped onto the base 1 and the pressing plate 3. Arc-shaped through holes 33 are opened on both sides of the pressing plate 3, and positioning holes 12 are corresponding to the lower parts of the arc-shaped through holes 33. Outer clamping openings 17 are opened on both side walls of the base 1, and the outer clamping openings 17 are corresponding to the notch positions of the arc-shaped through holes 33.

[0041] The face cover 2 is sleeved on the outside of the base 1, and the face cover 2 entirely wraps the internal components. At the same time, a connection hole 21 is provided in the middle of the face cover 2, and the arc-shaped insert part 31 and the snap ring 6 pass through the connection hole 21. In this way, the main shaft 4, the pressing plate 3, and the internal spring piece 5 can all work inside.

[0042] Further, the upper part of the main shaft 4 extends beyond the bottom of the face cover 2, a screw hole 44 is opened in the main shaft 4, a limiting hole 45 is opened above the main shaft 4, and the limiting hole 45 is communicated with the screw hole 44.

[0043] A limiting hole 45 and a screw hole 44 are provided on the main shaft 4, and the upper section of the main shaft 4 extends beyond the top of the face cover 2. In this way, the main shaft 4 can be externally connected to a handle-like part for work.

[0044] Working principle:

[0045] On both sides of the bottom of the base 1, there are cylindrical protrusions 11, and positioning holes 12 are provided inside the cylindrical protrusions 11. Inside the base 1 above, there is a lower inner groove 13, and a notch 14 and a stop post 7 are provided inside the lower inner groove 13. At the same time, a first through hole 15 is provided in the middle of the lower inner groove 13. A spring piece 5 is provided between the notch 14 and the stop post 7, and a main shaft 4 passes through the first through hole 15 from bottom to top. A step portion 16 is provided below the first through hole 15, and a lower retaining ring portion 43 is provided at the bottom of the main shaft 4. By cooperating the lower retaining ring portion 43 with the step portion 16, the main shaft 4 is clamped to the base 1 as a whole, and the main shaft 4 can rotate within the first through hole 15. On both sides below the main shaft 4, there are second card slots 42, and the spring piece 5 is snapped into the second card slots 42. In this way, when the main shaft 4 rotates, the spring piece 5 will rotate accordingly. After the work is completed, the spring piece 5 drives the main shaft 4 to rotate back to its original position. A pressing piece 3 is pressed on the upper part of the notch 14 and the spring piece 5, and the pressing piece 3 is snapped into the base 1. Support columns 34 provided on both sides of the bottom of the pressing piece 3 are inserted into the jacks 18 above the notch 14, and an arc-shaped slot 32 is formed between an arc-shaped insert portion 31 and a second through hole 35 provided above the pressing piece 3. At this time, a snap ring 6 is provided on the outer side of the main shaft 4, and the snap ring 6 is stuck in the arc-shaped slot 32. In this way, the snap ring 6 is stuck above, and the lower retaining ring portion 43 is stuck below. The pressing piece 3 fixes the internal spring piece 5 so that the pressing piece 3 and the base 1 will not fall off. The pressing piece 3 and the base 1 cover the face cover 2, and the face cover 2 is completely wrapped. In this way, a sealed structure is formed at the bottom. At the same time, the main shaft 4 passes through the face cover 2. By connecting the limiting hole 45 and the screw hole 44 provided on the main shaft 4 externally, the main shaft 4 can be rotated to work.

[0046] The specific embodiments described herein are merely illustrative of the spirit of the present invention. Those skilled in the technical field to which the present invention pertains can make various modifications or supplements to the described specific embodiments or use similar methods for substitution, but will not deviate from the spirit of the present invention.

[0047] Although terms such as 1, base; 11, cylindrical protrusion; 12, positioning hole; 13, lower inner groove; 14, notch; 15, first through hole; 16, step portion; 17, outer bayonet; 18, jack; 2, face cover; 21, connection hole; 22, upper inner groove; 3, pressing piece; 31, arc-shaped insert portion; 32, arc-shaped slot; 33, arc-shaped through hole; 34, support column; 35, second through hole; 4, main shaft; 41, first card slot; 42, second card slot; 43, lower retaining ring portion; 44, limiting hole; 45, screw hole; 5, spring piece; 6, snap ring; 7, stop post are used more in this article, the possibility of using other terms is not excluded. Using these terms is only for more conveniently describing and explaining the essence of the present invention, and interpreting them as any additional limitation is contrary to the spirit of the present invention.

Claims

1. A spring rod type handle, comprising a base (1), characterized in that: The bottom of the base (1) is provided with a cylindrical convex part (11), and a positioning hole (12) is arranged in the cylindrical convex part (11). A screw is inserted into the positioning hole (12) and fixed to the window. A lower inner groove (13) is arranged in the base (1), and outer clamping openings (17) are formed on both side walls of the base (1). Concave openings (14) and retaining posts (7) are arranged on both sides in the lower inner groove (13), and insertion holes (18) are arranged on the concave openings (14). A first through hole (15) is arranged in the middle of the lower inner groove (13), and a stepped part (16) is arranged below the first through hole (15). A main shaft (4) is inserted into the first through hole (15). The lower part of the main shaft (4) is inserted into the first through hole (15), and a lower retaining ring part (43) is arranged at the bottom of the main shaft (4). At the same time, the lower retaining ring part (43) is placed in the stepped part (16). A spring piece (5) is installed between the concave opening (14) and the retaining post (7). The middle inner side of the spring piece (5) is clamped in a second clamping groove (42), and the second clamping groove (42) is arranged on both sides below the main shaft (4). A pressing piece (3) is installed above the concave opening (14) and above the spring piece (5). Arc-shaped through holes (33) are arranged on both sides of the pressing piece (3), and the arc-shaped through holes (33) are placed above the positioning hole (12). Support columns (34) are arranged on both sides of the bottom of the pressing piece (3), and the support columns (34) are placed in the insertion holes (18). A second through hole (35) is arranged in the middle of the pressing piece (3), and the second through hole (35) is sleeved outside the main shaft (4). An arc-shaped insertion block part (31) and an arc-shaped groove (32) are arranged above the pressing piece (3). A snap ring (6) is installed in the arc-shaped groove (32). The snap ring (6) is clamped outside the main shaft (4), and a first clamping groove (41) is arranged on the outer circumference of the main shaft (4). The pressing piece (3) and the base (1) are placed in a face cover (2), and an upper inner groove (22) is arranged in the face cover (2). A connecting hole (21) is arranged in the middle of the face cover (2), and the arc-shaped insertion block part (31) is inserted into the connecting hole (21). At the same time, the connecting hole (21) passes through the middle of the main shaft (4). A limiting hole (45) and a screw hole (44) are arranged in the main shaft (4), and the limiting hole (45) is communicated with the screw hole (44).

2. The spring rod type handle according to claim 1, characterized in that: Both sides of the bottom of the base (1) are fixedly connected with a cylindrical convex part (11). An upper inner groove (13) is formed inside the base (1), and a positioning hole (12) is communicated inside the lower inner groove (13). Both sides in the lower inner groove (13) are fixedly connected with concave openings (14), and the concave openings (14) are perpendicular to the direction of the positioning hole (12).

3. The spring rod type handle according to claim 2, characterized in that: Four retaining posts (7) are fixedly connected to the inner bottom of the lower inner groove (13), and the four retaining posts (7) are opposite to each other in pairs. Four spring pieces (5) are clamped and fixedly connected between the retaining posts (7) and the inner side edges of the concave openings (14), and the two spring pieces (5) are combined in pairs and placed on both sides in the lower inner groove (13). At the same time, there is a distance between the spring pieces (5) and the positioning hole (12).

4. The spring rod type handle according to claim 3, characterized in that: Spring pieces (5) are pressed above the two side edges of the first through hole (15). A stepped portion (16) is provided at the bottom of the first through hole (15). A main shaft (4) is rotatably connected in the first through hole (15).

5. The spring rod type handle according to claim 4, characterized in that: A lower retaining ring portion (43) is fixedly connected around the bottom of the main shaft (4), and the lower retaining ring portion (43) is snapped into the stepped portion (16) and fits closely. At the same time, the bottom surface of the lower retaining ring portion (43) is flush with the bottom surface of the base (1).

6. The spring rod type handle according to claim 5, wherein: The upper plane of the notch portion (14) is flush with the upper plane of the spring piece (5), and a jack (18) is provided in the middle of the upper plane of the notch portion (14).

7. The spring rod type handle according to claim 6, characterized in that: A second through hole (35) is sleeved and rotatably connected to the outside of the main shaft (4). Two arc-shaped insertion block portions (31) are fixedly connected to the middle of the upper part of the pressing piece (3), and an arc-shaped groove (32) is formed between the two arc-shaped insertion block portions (31) and the edge of the second through hole (35).

8. The spring rod type handle according to claim 7, characterized in that: A snap ring (6) is placed in the arc-shaped groove (32). The inner ring of the snap ring (6) is snapped into the first clamping groove (41). The top of the snap ring (6) is flush with the top of the arc-shaped insertion block portion (31). The snap ring (6) and the arc-shaped insertion block portion (31) are inserted into the connection hole (21). At the same time, the top of the snap ring (6), the top of the arc-shaped insertion block portion (31) are flush with the top of the face cover (2).

9. The spring rod type handle according to claim 8, characterized in that: The outer bayonet (17) corresponds to the notch of the arc-shaped through hole (33).

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