CN111267510A - folder holder - Google Patents

Abstract

A folder clamp, comprising a base, an operating rod and a clip cover, one end of the operating rod is rotatably connected to the base through a main shaft, a torsion spring is sleeved on the main shaft, and one end of the torsion arm of the torsion spring is connected to the operating rod , the torsion arm at the other end of the torsion spring is connected with the clip cover; it also includes a first buckle piece slidably connected to the operating rod and a drive mechanism for driving the first buckle piece to slide, the base is provided with a The fastening piece is matched with the fastened second fastening piece. The folder holder of the present invention realizes the locking of the operating lever and the base through the mutual fastening of the first fastening piece and the second fastening piece, and drives the first fastening piece to slide to disengage and fasten the second fastening piece during use. . There is no need to traverse the operating lever of traditional folder clamps to disengage the buckle. After the above structure is adopted, compared with the prior art, the advantages are that the locking method between the operating rod and the base is more labor-saving, the operation is more convenient, the operating rod does not deform and is more durable.

Description

folder holder

technical field

The present invention relates to office supplies, in particular to a folder holder.

Background technique

Folders are frequently used items in daily study and work to organize and save files. A clamp is fixed in the folder for holding files. The clamp on the existing folder adopts a long metal clamp. The side of the operation lever of this clamp is fastened to the base. When the clamp is unlocked, it is necessary to apply force to the operation lever and move it left and right to unlock it. In the process of use, if excessive force is applied to the operating rod of the metal material, it is easy to cause deformation and affect the use. Therefore, it is necessary to design a clamp with a more reasonable locking and unlocking structure.

SUMMARY OF THE INVENTION

In view of the above problems, the present invention provides a more durable and easier-to-operate folder holder.

The technical solution used by the present invention to solve the above problems is: a folder clamp, comprising a base, an operating rod and a clip cover, one end of the operating rod is rotatably connected to the base through a main shaft, and a torsion spring is sleeved on the main shaft, One end of the torsion arm of the torsion spring is connected to the operating rod, and the other end of the torsion arm of the torsion spring is connected to the clip cover; it also includes a first buckling piece slidably connected to the operating rod and a driving mechanism for driving the first buckling piece to slide. , the base is provided with a second buckling piece cooperating with the first buckling piece.

The folder holder of the present invention realizes the locking of the operating rod and the base through the mutual buckle of the first buckle and the second buckle, and drives the first buckle to slide to disengage and buckle the second buckle when in use. . There is no need to traverse the operating lever of traditional folder clamps to disengage from the buckle. After adopting the above structure, compared with the prior art, the advantages are that the locking method between the operating rod and the base is more labor-saving, the operation is more convenient, the operating rod does not deform and is more durable.

Preferably, the drive mechanism includes a push mechanism and a reset mechanism, the push mechanism is connected with the first fastener, and the reset mechanism is connected between the first fastener and the operating rod. The reset mechanism is used to keep the first fastener at a position where it can be connected with the second fastener, and the push mechanism is used to push the first fastener to leave the connection with the second fastener.

Preferably, the operating rod is provided with a chute, the first fastener includes a slider, the slider is slidably connected in the chute, and the slider is provided with a fastener; the pushing mechanism It includes a push button, the push button is connected to the slider, the reset mechanism includes an elastic reset member, and the elastic reset member is located between the slider and the operating rod.

Preferably, the slider is provided with a through hole through which the slider is slidably connected to one end of the torsion arm of the torsion spring, and the elastic reset member is sleeved on one end of the torsion arm of the torsion spring. After this arrangement, one end of the torsion arm of the torsion spring can be used as a guide rod for the sliding block and the elastic restoring member, so that the sliding of the sliding block and the expansion and contraction of the elastic restoring member are more stable.

Preferably, the buckle portion is a first barb, the first barb is connected to the lower end surface of the slider, and the second buckle is a second barb. The first barb and the second barb are connected with each other in a snap fit.

Preferably, the upper surface of the second barb is an inclined surface, the end of the first barb is provided with a first straight wall, and the end of the second barb is provided with a second straight wall. The upper surface of the second barb is inclined to make the first fastener more smoothly buckled, and the ends of the first barb and the second barb are both straight walls to make the buckle more stable and avoid unlocking caused by accidental touch.

Preferably, the base includes a side plate, the side plate is located on one side of the operating rod, the buckle portion is a third barb, the third barb is connected to the side surface of one end of the proximal plate of the slider, the first The second fastener includes a fastener hole on the side plate that is fastened with the third barb, and one end of the fastener hole is open at the upper end of the side plate.

Preferably, the lower end surface of the operating rod is provided with a first protrusion at one end near the main shaft, the first protrusion is provided with a guide groove for the torsion arm of one end of the torsion spring to pass through, and the torsion arm of one end of the torsion spring passes through the guide groove in sequence , an elastic reset piece and a through hole, one end of the elastic reset piece is connected with the first protrusion, and the other end is connected with the slider.

Preferably, one end of the lower end surface of the operating rod away from the main shaft is provided with a second protrusion, one end of the elastic restoring member is connected with the second protrusion, and the other end is connected with the slider.

Preferably, a groove is provided on the side wall of the slider, and the groove communicates with the through hole and extends along the length direction of the through hole. The first protrusion is located on the proximal side of the lower end face of the operating rod. After such arrangement, the torsion arm at one end of the torsion spring can be clamped into the through hole through the groove when the product is assembled, the assembly is more convenient, and the production efficiency is improved.

Description of drawings

FIG. 1 is a schematic structural diagram of a folder holder of the present invention.

FIG. 2 is an exploded view of the folder holder of the present invention.

FIG. 3 is a cross-sectional view of the folder holder of the present invention.

FIG. 4 is a schematic structural diagram of Embodiment 2 of the folder holder of the present invention.

FIG. 5 is a schematic structural diagram of Embodiment 3 of a folder holder according to the present invention.

FIG. 6 is a schematic structural diagram of the first fastener in FIG. 5 .

FIG. 7 is a schematic structural diagram of Embodiment 4 of the folder holder of the present invention.

FIG. 8 is a schematic structural diagram of another direction of the fourth embodiment of the folder holder according to the present invention.

As shown in the picture: 1. Base, 11, Side plate, 12, Connecting column, 2. Operating lever, 21, Chute, 22, First protrusion, 221, Guide groove, 23, Second protrusion, 24 , movable slot, 3, clip cover, 4, main shaft, 5, torsion spring, 6, first buckle, 61, slider, 611, through hole, 612, groove, 62, buckle part, 621, No. one barb, 6211, first straight wall, 622, third barb, 63, push button, 7, second fastener, 71, second barb, 710, bevel, 711, second bevel, 72, Buckling hole, 721, opening, 8, elastic reset piece.

Detailed ways

The present invention will be further described below with reference to the accompanying drawings and specific embodiments.

implement one

As shown in Fig. 1, Fig. 2 and Fig. 3, a folder holder, a folder holder, comprises a base (1), an operating lever (2) and a folder cover (3). The base (1) includes a side plate (11) and a connecting column 12, a main shaft 4 is arranged between the side plate (11) and the connecting column 12, and one end of the operating rod (2) passes through the main shaft (4) and the base. (1) Rotary connection. A torsion spring (5) is sleeved on the main shaft (4), one end of the torsion arm of the torsion spring (5) is connected with the operating rod (2), and the other end of the torsion arm of the torsion spring (5) is connected with the clamp cover (3). ; Also includes a first buckle (6) slidably connected to the operating rod (2) and a drive mechanism for driving the first buckle (6) to slide, the base (1) is provided with a A buckling piece (6) is matched with the buckling second buckling piece (7).

The drive mechanism includes a push mechanism and a reset mechanism, the push mechanism is connected with the first buckle (6), and the reset mechanism is connected between the first buckle (6) and the operating rod (2). The push mechanism includes a push button (63), and the reset mechanism includes an elastic reset member (8). The elastic reset member 8 in this example adopts a spring, and can also be an elastic member such as a shrapnel or a torsion spring. The reset mechanism is used to keep the first fastener at a position where it can be connected with the second fastener, and the push mechanism is used to push the first fastener to leave the connection with the second fastener.

The operating rod (2) is provided with a sliding groove (21), the sliding groove (21) extends along the length direction of the operating rod 2, and the first fastener (6) includes a sliding block (61), the sliding block (61) is slidably connected in the chute (21), the slider (61) is provided with a buckle portion (62), the buckle portion (62) is a first barb (621), the first barb (621) A barb (621) is connected to the lower end face of the slider (61). The push button (63) is connected to the upper end surface of the sliding block (61) and is located above the operating rod 2.

The elastic reset member (8) is sleeved on the torsion arm of one end of the torsion spring (5). A first protrusion (22) is provided on the lower end surface of the operating rod (2) near the main shaft (4), and a guide for passing one end of the torsion arm of the torsion spring (5) is provided on the first protrusion (22). A slot (221), the slider (61) is provided with a through hole (611), one end of the torsion arm of the torsion spring (5) passes through the guide slot (221), the elastic reset piece (8) and the through hole (611) in sequence , is slidably connected with the slider (61), one end of the elastic reset member (8) is connected to the first protrusion (22), and the other end is connected to the slider (61), the elastic reset member (8) The first fastener 6 is kept at the end of the chute 21 away from the main shaft 4 . One end of the torsion arm of the torsion spring 5 can be used as a guide rod for the sliding block and the elastic reset member.

The second fastener (7) is a second barb (71), and the first barb (621) and the second barb (71) can be fastened and connected to each other. The upper surface of the second barb ( 71 ) is an inclined surface 710 , and the inclined surface 710 faces the side of the first fastener 6 , that is, the side of the main shaft 4 . The end of the first barb (621) is provided with a straight wall (6211), and the end of the second barb (71) is provided with a straight wall (711).

The working principle and action process of the folder fixture in this example:

Locking process: the finger presses the operating lever 2, the operating lever 2 rotates down around the main shaft 4, the first barb (621) at the lower end of the first fastener 6 contacts the slope of the second barb (71), and with the operation The rod 2 continues to rotate downward, and the first buckle 6 is subjected to the force component of the first barb (621) in the direction of the main shaft 4 against the inclined surface of the second barb (71). The torsion arm of the spring 5 slides in the direction of the main shaft 4 . When the first barb (621) moves to the end of the inclined surface of the second barb (71), the first fastener 6 will slide along the torsion arm of the torsion spring 5 away from the main shaft due to the spring restoring force, and then the first barb ( 621) hook the second barb (71), and the locking is completed at this time.

Unlocking process: Press the finger on the push button 63 of the first fastener 6. Due to the anti-mistouch design, the ends of the second barb (71) and the first barb (621) are both provided with a straight wall, so they cannot pass through. Push the push button 63 directly in the direction of the main shaft 4 to unlock, the finger needs to press the push button 63 down for a certain stroke, and then push the push button 63 in the direction of the main shaft 4 to make the first barb (621) separate from the second barb (71), Then, due to the restoring force of the torsion spring 5, the operating lever 2 is rotated upward to complete the unlocking.

Embodiment 2

As shown in Figure 4, a second protrusion (23) is provided on the lower end surface of the operating rod (2) away from the main shaft (4), and one end of the torsion arm of the torsion spring (5) passes through the through hole of the slider (61) in sequence. (611) and the elastic reset piece (8). One end of the elastic reset member (8) is pressed against the second protrusion (23), and the other end is pressed against the slider (61). One end of the spindle 4.

The upper surface of the second barb ( 71 ) is an inclined surface 710 , the inclined surface 710 faces the first fastener 6 , and the inclined surface 710 faces away from the side of the main shaft 4 . The end of the first barb (621) is provided with a straight wall (6211), and the end of the second barb (71) is provided with a straight wall (711).

The working principle and action process of the folder fixture in this example:

Locking process: the finger presses the operating lever 2, the operating lever 2 rotates down around the main shaft 4, the first barb (621) at the lower end of the first fastener 6 contacts the slope of the second barb (71), and with the operation The rod 2 continues to rotate downward, and the first buckle 6 is subjected to the force component of the second barb (71) that acts against the first barb (621) away from the direction of the main shaft 4, so the first buckle 6 will move along the The torsion arm of the torsion spring 5 slides away from the main shaft 4 . When the first barb (621) moves to the end of the inclined surface of the second barb (71), the first fastener 6 will slide along the torsion arm of the torsion spring 5 towards the main axis due to the spring restoring force, and then the first barb (621) ) hooks the second barb (71), and the locking is completed at this time.

Unlocking process: the finger presses the push button 63 down for a certain stroke, and then pushes the push button 63 away from the main shaft 4 to make the first barb (621) separate from the second barb (71), and then due to the restoring force of the torsion spring 5, the operation is performed. The lever 2 is rotated upwards to complete the unlocking.

Embodiment 3

As shown in FIG. 5 , the first fastener (6) includes a sliding block (61), the sliding block (61) is slidably connected in the sliding groove (21), and the sliding block (61) is provided with Buckle part (62). The elastic reset member (8) is sleeved on the torsion arm of one end of the torsion spring (5).

A first protrusion (22) is provided on the lower end surface of the operating rod (2) near the main shaft (4), and a guide for passing one end of the torsion arm of the torsion spring (5) is provided on the first protrusion (22). A slot (221), the slider (61) is provided with a through hole (611), one end of the torsion arm of the torsion spring (5) passes through the guide slot (221), the elastic reset piece (8) and the through hole (611) in sequence , which is slidably connected with the slider (61).

A groove (612) is provided on the side wall of the slider (61), and the groove (612) communicates with the through hole (611) and extends along the length direction of the through hole (611). The first protrusion (22) is located on the proximal side of the lower end surface of the operating rod 2. When the product is assembled, the torsion arm at one end of the torsion spring 5 can be inserted into the through hole through the groove 612 , which makes the assembly easier and improves the production efficiency.

Embodiment 4

As shown in Figures 7 and 8, the base (1) includes a side plate (11), the side plate (11) is located on one side of the operating rod (2), and the buckle portion (62) is a third inverted A hook (622), the third barb (622) is connected to the side surface of one end of the proximal plate (11) of the slider (61). A movable groove 24 is provided on the side of the operating rod 2 , and the third barb 622 slides in the movable groove 24 . One end of the elastic reset member (8) is pressed against the first protrusion (22), and the other end is pressed against the slider (61). One end of the spindle 4. The second fastening member (7) includes a fastening hole (72) on the side plate (11) that is fastened with the third barb (622), and one end of the fastening hole (72) is on the side plate (622). 11) The upper end opening (721).

The working principle and action process of the product in this example:

Locking process: the finger presses the operating lever 2, the operating lever 2 rotates down around the main shaft 4, and at the same time pushes the push button 63 in the direction of the main shaft 4, so that the operating lever 2 reaches the side plate 11. The hook 622 is facing the opening 721 of the buckle hole 72. As the operating lever 2 continues to rotate downward, the third barb 622 enters the buckle hole 72 through the opening 721. At this time, the push button 63 is released, and the elastic reset member (8) Acting on the first buckle 6 to slide away from the main shaft 4, the third barb 622 reaches the end of the buckle hole 72 away from the opening 721, and the locking is completed at this time.

Unlocking process: push the push button 63 to make the third barb 622 reach the position of the opening 721 of the buckle hole 72 , and then due to the restoring force of the torsion spring 5 , the operating rod 2 rotates upwards to disengage from the buckle position to complete the unlocking.

Claims (10)

1. A folder clamp, comprising a base (1), an operating rod (2) and a clip cover (3), and one end of the operating rod (2) is rotatably connected to the base (1) through a main shaft (4), so that the A torsion spring (5) is sleeved on the main shaft (4), one end of the torsion arm of the torsion spring (5) is connected with the operating rod (2), and the other end of the torsion arm of the torsion spring (5) is connected with the clamp cover (3); It is characterized in that: it further comprises a first buckle (6) slidably connected to the operating rod (2) and a driving mechanism for driving the first buckle (6) to slide, and the base (1) is provided with There is a second buckling piece (7) matched with the first buckling piece (6). 2. The folder holder according to claim 1, wherein the drive mechanism comprises a push mechanism and a reset mechanism, the push mechanism is connected to the first buckle (6), and the reset mechanism is connected to the first buckling member (6). between a clasp (6) and the operating rod (2). 3. The folder holder according to claim 2, characterized in that: the operating lever (2) is provided with a chute (21), and the first fastener (6) comprises a slider (61), The slider (61) is slidably connected in the chute (21), and the slider (61) is provided with a buckle portion (62); the push mechanism includes a push button (63), and the push button ( 63) Connected to the slider (61), the reset mechanism includes an elastic reset member (8), and the elastic reset member (8) is located between the slider (61) and the operating rod (2). 4. The folder holder according to claim 3, characterized in that: the slider (61) is provided with a through hole (611), and the slider (61) passes through the through hole (611) and the torsion spring ( 5) One end of the torsion arm is slidably connected, and the elastic reset member (8) is sleeved on one end of the torsion arm of the torsion spring (5). 5. The folder holder according to claim 3, characterized in that: the buckle portion (62) is a first barb (621), and the first barb (621) is connected to the slider (61) The lower end surface of the second fastener (7) is a second barb (71). 6. The folder holder according to claim 5, characterized in that: the upper surface of the second barb (71) is a slope (710), and the end of the first barb (621) is provided with a first straight wall (6211) ), the end of the second barb (71) is provided with a second straight wall (711). 7 . The folder holder according to claim 3 , wherein the base ( 1 ) comprises a side plate ( 11 ), and the side plate ( 11 ) is located on one side of the operating rod ( 2 ). The part (62) is a third barb (622), the third barb (622) is connected to the side surface of one end of the proximal plate (11) of the slider (61), and the second fastener (7) includes all The side plate (11) is provided with a buckle hole (72) that is buckled with the third barb (622). One end of the buckle hole (72) is open (721) at the upper end of the side plate (11). 8. The folder holder according to claim 4, characterized in that: a first protrusion (22) is provided on one end of the lower end surface of the operating rod (2) near the main shaft (4), and the first protrusion (22) ) is provided with a guide groove (221) for one end of the torsion arm of the torsion spring (5) to pass through, and one end of the torsion arm of the torsion spring (5) passes through the guide groove (221), the elastic reset piece (8) and the through hole (611) in turn. ), one end of the elastic restoring member (8) is connected with the first protrusion (22), and the other end is connected with the slider (61). 9. The folder holder according to claim 4, characterized in that: the lower end surface of the operating rod (2) is provided with a second protrusion (23) at one end away from the main shaft (4), and the elastic reset member (8) One end is connected with the second protrusion (23), and the other end is connected with the slider (61). 10. The folder holder according to claim 8, wherein a groove (612) is provided on the side wall of the slider (61), and the groove (612) communicates with the through hole (611) and extending along the length direction of the through hole (611), the first protrusion (22) is located at the position near the side of the lower end surface of the operating rod (2).

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