Telescopic account book binding tool

Abstract

The utility model discloses a telescopic account book binding tool, which relates to the technical field of staplers, and comprises a fixed seat, the top end of the fixed seat is rotatably connected with a rotating seat, and the inner side of the end part of the rotating seat is axially provided with a third telescopic plate in a sliding manner; one end of the fixed seat is located below the third telescopic plate and is axially connected with a second telescopic plate in a sliding manner, one end of the fixed seat is located below the second telescopic plate and is axially connected with a first telescopic plate in a sliding manner, and the telescopic mechanism is arranged on the fixed seat and is used for adjusting the length of the stapler. According to the stapler, the telescopic mechanism is arranged, so that when the stapling distance exceeds the original distance of the stapler, the distance of the stapling opening can be prolonged by releasing the limiting of the telescopic plate, the long-distance stapling operation is completed, the stapling distance is prolonged, and the practicability of the stapler is further improved; and the purpose of binding the binding position exceeding the original position is facilitated, and the bookbinding device is convenient to store when not in use.

Description

Technical Field

[0001] The utility model relates to the technical field of staplers, in particular to a telescopic account book binding tool. Background Art

[0002] A stapler is an ideal means for binding many pages of paper together for preservation. In the prior art, financial personnel of an enterprise usually use a stapler to bind account books when performing the binding operation of account books.

[0003] However, the existing staplers have a fixed binding spacing, and are only suitable for binding account books whose binding positions are smaller than the binding spacing of the staplers, or can only be used for binding at the edges of the account books. When the position to be bound is larger than the binding distance of the stapler, it is inconvenient to bind, or even impossible to bind. Therefore, the utility model proposes a telescopic account book binding tool. Utility Model Content

[0004] The purpose of the utility model is to provide a telescopic account book binding tool in order to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a telescopic account book binding tool, comprising a fixed seat, the top end of the fixed seat is rotatably connected to a rotating seat, a third telescopic plate is axially slidably installed on the inner side of the end of the rotating seat, one end of the fixed seat is located below the third telescopic plate and is axially slidably connected to the second telescopic plate, one end of the fixed seat is located below the second telescopic plate and is axially slidably connected to the first telescopic plate, and a telescopic mechanism is arranged on the fixed seat, and the telescopic mechanism is used to adjust the length of the stapler;

[0006] The telescopic mechanism includes a reset unit and a limit unit;

[0007] The limiting unit is used to limit the axial movement of the first telescopic plate, the second telescopic plate, and the third telescopic plate;

[0008] The reset unit is used to provide automatic reset elastic force for the limiting unit.

[0009] As a further solution of the utility model: the limiting unit includes a pressing block, a resisting block, a movable rod, a limiting groove, and a limiting block;

[0010] The pressing block is laterally slidably mounted in the inner cavity of the fixing seat and extends to the outside of the fixing seat, and the pressing block is used to synchronously drive the resisting block to move;

[0011] The stop block is fixed to the outer wall of the pressing block and is located between the first telescopic plate and the second telescopic plate, and the stop block is used to apply a squeezing force to the movable rods to move closer to each other;

[0012] The movable rods are symmetrically mounted on the inner wall of the fixing seat and extend to the outside of the fixing seat, and the movable rods are used to snap into the inner side of the limiting groove to limit the movement of the first telescopic plate and the second telescopic plate;

[0013] The limiting groove is provided on the outer wall of the first telescopic plate and the second telescopic plate and butted against the end of the limiting groove, and the limiting groove is used to cooperate with the movable rod to limit the axial movement of the first telescopic plate and the second telescopic plate;

[0014] The limit block is fixed on the top of the second telescopic plate and extends to the inner cavity of the third telescopic plate. The limit block is used to synchronously drive the third telescopic plate to move axially during the axial movement of the second telescopic plate.

[0015] As a further solution of the utility model: the reset unit includes a positioning rod, a first spring, and a second spring;

[0016] The positioning rod is fixed to the end of the pressing block and is slidably connected to the inner wall of the fixing seat, and the positioning rod is used to provide guidance for the lateral movement of the pressing block;

[0017] The two ends of the first spring are respectively clamped on the outer wall of the pressing block and the inner wall of the fixing seat, and the first spring is used to provide a restoring elastic force for the pressing block after the movement;

[0018] The two ends of the second spring are respectively clamped on the outer walls of the symmetrically arranged movable rods and are located inside the fixing seat. The second spring is used to provide a restoring elastic force for the movable rod after the movement.

[0019] As a further solution of the utility model: the outer wall of the movable rod is in an "L"-shaped structure as a whole, and a sliding groove for the movable rod to move vertically is formed inside the fixing seat.

[0020] As a further solution of the utility model: the end of the movable rod in contact with the limiting groove is in an inclined state, and the vertical surface of the movable rod is in contact with one side of the inner cavity of the limiting groove.

[0021] As a further solution of the utility model: the inner cavity of the third telescopic plate is formed with a docking groove for the limit block to enter, and the outer wall of the limit block is in an arc shape as a whole.

[0022] As a further solution of the utility model: the inner cavity of the fixed seat is formed with a movable groove for lateral movement of the positioning rod, and the inner cavities of the fixed seat and the rotating seat are both formed with sliding grooves for axial movement of the first telescopic plate, the second telescopic plate, and the third telescopic plate.

[0023] Compared with the prior art, the beneficial effects of the utility model are:

[0024] By setting up a telescopic mechanism, when the distance to be stapled exceeds the original distance of the stapler, the distance of the binding opening can be extended by releasing the limit of the telescopic plate, so as to complete the binding operation at a longer distance. The extended binding distance further increases the practicality of the stapler, makes it easier to bind at a binding position that exceeds the original position, and is easy to store when not in use. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a schematic diagram of the structure of the utility model;

[0026] Figure 2 This is a schematic diagram of the installation structure of the pressing block of the utility model;

[0027] Figure 3 It is a schematic diagram of the docking structure of the movable rod of the utility model.

[0028] In the figure: 1, fixed seat; 2, rotating seat; 3, first telescopic plate; 4, second telescopic plate; 5, third telescopic plate; 6, telescopic mechanism; 601, pressing block; 602, positioning rod; 603, first spring; 604, resisting block; 605, movable rod; 606, second spring; 607, limiting groove; 608, limiting block. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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.

[0030] See also Figure 1-Figure 3 In the embodiment of the utility model, a telescopic account book binding tool comprises a fixed seat 1, the top of the fixed seat 1 is rotatably connected to a rotating seat 2, a third telescopic plate 5 is axially slidably installed on the inner side of the end of the rotating seat 2, one end of the fixed seat 1 is located below the third telescopic plate 5 and is axially slidably connected to a second telescopic plate 4, one end of the fixed seat 1 is located below the second telescopic plate 4 and is axially slidably connected to a first telescopic plate 3, and a telescopic mechanism 6 is arranged on the fixed seat 1, and the telescopic mechanism 6 is used to adjust the length of the stapler;

[0031] The telescopic mechanism 6 includes a reset unit and a limit unit;

[0032] The limiting unit is used to limit the axial movement of the first telescopic plate 3, the second telescopic plate 4, and the third telescopic plate 5;

[0033] The reset unit is used to provide automatic reset elastic force for the limit unit;

[0034] The limiting unit includes a pressing block 601, a stop block 604, a movable rod 605, a limiting groove 607, and a limiting block 608;

[0035] The pressing block 601 is laterally slidably installed in the inner cavity of the fixing base 1 and extends to the outside of the fixing base 1. The pressing block 601 is used to synchronously drive the stop block 604 to move;

[0036] The stopper 604 is fixed to the outer wall of the pressing block 601 and is located between the first telescopic plate 3 and the second telescopic plate 4. The stopper 604 is used to apply a squeezing force to the movable rods 605 to move closer to each other.

[0037] The movable rods 605 are symmetrically mounted on the inner wall of the fixing base 1 and extend to the outside of the fixing base 1. The movable rods 605 are used to snap into the inner side of the limiting groove 607 to limit the movement of the first telescopic plate 3 and the second telescopic plate 4.

[0038] The limiting groove 607 is provided on the outer wall of the first telescopic plate 3 and the second telescopic plate 4 and butted against the end of the limiting groove 607. The limiting groove 607 is used to cooperate with the movable rod 605 to limit the axial movement of the first telescopic plate 3 and the second telescopic plate 4.

[0039] The limit block 608 is fixed at the top of the second telescopic plate 4 and extends to the inner cavity of the third telescopic plate 5. The limit block 608 is used to synchronously drive the third telescopic plate 5 to move axially during the axial movement of the second telescopic plate 4.

[0040] The reset unit includes a positioning rod 602, a first spring 603, and a second spring 606;

[0041] The positioning rod 602 is fixed to the end of the pressing block 601 and is slidably connected to the inner wall of the fixing seat 1. The positioning rod 602 is used to provide guidance for the lateral movement of the pressing block 601.

[0042] The two ends of the first spring 603 are respectively clamped on the outer wall of the pressing block 601 and the inner wall of the fixing seat 1, and the first spring 603 is used to provide a restoring elastic force for the pressing block 601 after the movement;

[0043] The two ends of the second spring 606 are respectively clamped on the outer wall of the symmetrically arranged movable rod 605 and are located inside the fixing seat 1. The second spring 606 is used to provide a restoring elastic force for the movable rod 605 after the movement.

[0044] In this embodiment: when it is necessary to exceed the original binding distance, the first telescopic plate 3, the second telescopic plate 4, and the third telescopic plate 5 can be directly dragged, and the first telescopic plate 3, the second telescopic plate 4 will synchronously drive the limiting groove 607 opened on the outer wall to move axially, and the limiting groove 607 will give an extrusion force to the end of the movable rod 605 stuck inside it, so that the two movable rods 605 are close to each other and give an extrusion force to the second spring 606, and the movement of the first telescopic plate 3, the second telescopic plate 4 will also synchronously drive the third telescopic plate 5 to move through the limiting block 608, until the first telescopic plate 3, the second telescopic plate 4, and the third telescopic plate 5 move to the required position, at this time, the movable rod 605 will also be stuck in the inner side of a group of limiting grooves 607 under the elastic force of the second spring 606, and the first telescopic plate 3, the second telescopic plate 4, and the third telescopic plate 5 are limited, so as to achieve the purpose of adjusting the distance of the stapler, facilitate the purpose of binding the binding position exceeding the original position, and facilitate storage when not in use;

[0045] When the first telescopic plate 3, the second telescopic plate 4, and the third telescopic plate 5 need to be stored and reset, a pressing force can be applied to the pressing block 601. The pressing block 601 will enter the interior of the fixing seat 1 under the action of an external force, and simultaneously drive the positioning rod 602 to move and apply an extrusion force to the first spring 603. The lateral moving pressing block 601 will simultaneously drive the stop block 604 to move laterally, so that the inclined end of the stop block 604 gradually approaches the outer wall of the movable rod 605, and applies an extrusion force to the movable rod 605 to approach each other, so that the end of the movable rod 605 moves out of the notch of the limiting groove 607, thereby releasing the limit of the first telescopic plate 3 and the second telescopic plate 4. At this time, the first telescopic plate 3, the second telescopic plate 4, and the third telescopic plate 5 can be stored.

[0046] Please refer to Figure 1-Figure 3 The outer wall of the movable rod 605 is in an L-shaped structure as a whole. The interior of the fixed seat 1 is formed with a sliding groove for the movable rod 605 to move vertically. The contact end of the movable rod 605 and the limiting groove 607 is in an inclined state. The vertical surface of the movable rod 605 is in contact with one side of the inner cavity of the limiting groove 607. The inner cavity of the third telescopic plate 5 is formed with a docking groove for the limiting block 608 to enter. The outer wall of the limiting block 608 is in an arc-shaped state as a whole. The inner cavity of the fixed seat 1 is formed with a movable groove for the lateral movement of the positioning rod 602. The inner cavities of the fixed seat 1 and the rotating seat 2 are both formed with sliding grooves for the axial movement of the first telescopic plate 3, the second telescopic plate 4, and the third telescopic plate 5.

[0047] In this embodiment: through this structure, under the action of the limit block 608, the third telescopic plate 5 can be synchronously driven to move during the axial movement of the first telescopic plate 3 and the second telescopic plate 4, and the arc-shaped limit block 608 matches the rotating shaft of the third telescopic plate 5 and the rotating seat 2, and will not affect the rotation of the rotating seat 2 and the third telescopic plate 5.

[0048] What is described above is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A telescopic account book binding tool, comprising a fixed seat (1), the top end of the fixed seat (1) is rotatably connected to a rotating seat (2), a third telescopic plate (5) is axially slidably installed on the inner side of the end of the rotating seat (2), one end of the fixed seat (1) is located below the third telescopic plate (5) and is axially slidably connected to a second telescopic plate (4), and one end of the fixed seat (1) is located below the second telescopic plate (4) and is axially slidably connected to a first telescopic plate (3), characterized in that: A telescopic mechanism (6) arranged on the fixing seat (1), wherein the telescopic mechanism (6) is used to adjust the length of the stapler; The telescopic mechanism (6) comprises a reset unit and a limit unit; The limiting unit is used to limit the axial movement of the first telescopic plate (3), the second telescopic plate (4), and the third telescopic plate (5); The reset unit is used to provide automatic reset elastic force for the limiting unit.

2. A telescopic account book binding tool according to claim 1, characterized in that: The limiting unit comprises a pressing block (601), a stop block (604), a movable rod (605), a limiting groove (607), and a limiting block (608); The pressing block (601) is laterally slidably mounted in the inner cavity of the fixing seat (1) and extends to the outside of the fixing seat (1), and the pressing block (601) is used to synchronously drive the stop block (604) to move; The stop block (604) is fixed to the outer wall of the pressing block (601) and is located between the first telescopic plate (3) and the second telescopic plate (4). The stop block (604) is used to apply a squeezing force to the movable rods (605) to move them closer to each other. The movable rod (605) is symmetrically mounted on the inner wall of the fixed seat (1) and extends to the outside of the fixed seat (1). The movable rod (605) is used to snap into the inner side of the limiting groove (607) to limit the movement of the first telescopic plate (3) and the second telescopic plate (4). The limiting groove (607) is provided on the outer wall of the first telescopic plate (3) and the second telescopic plate (4) and is butted against the end of the limiting groove (607). The limiting groove (607) is used to cooperate with the movable rod (605) to limit the axial movement of the first telescopic plate (3) and the second telescopic plate (4); The limit block (608) is fixed on the top end of the second telescopic plate (4) and extends to the inner cavity of the third telescopic plate (5), and the limit block (608) is used to synchronously drive the axial movement of the third telescopic plate (5) during the axial movement of the second telescopic plate (4).

3. The telescopic account book binding tool according to claim 1, characterized in that: The reset unit comprises a positioning rod (602), a first spring (603), and a second spring (606); The positioning rod (602) is fixed to the end of the pressing block (601) and is slidably connected to the inner wall of the fixing seat (1), and the positioning rod (602) is used to provide guidance for the lateral movement of the pressing block (601); The two ends of the first spring (603) are respectively clamped on the outer wall of the pressing block (601) and the inner wall of the fixing seat (1), and the first spring (603) is used to provide a restoring elastic force for the pressing block (601) after the movement; The two ends of the second spring (606) are respectively clamped on the outer wall of the symmetrically arranged movable rod (605) and are located inside the fixing seat (1). The second spring (606) is used to provide a restoring elastic force for the movable rod (605) after the movement.

4. The telescopic account book binding tool according to claim 2, characterized in that: The outer wall of the movable rod (605) is in an "L"-shaped structure as a whole, and a sliding groove for the movable rod (605) to move vertically is formed inside the fixed seat (1).

5. The telescopic account book binding tool according to claim 2, characterized in that: The end portion of the movable rod (605) in contact with the limiting groove (607) is in an inclined state, and the vertical surface of the movable rod (605) is in contact with one side of the inner cavity of the limiting groove (607).

6. The telescopic account book binding tool according to claim 2, characterized in that: The inner cavity of the third telescopic plate (5) is formed with a docking groove for the limit block (608) to enter, and the outer wall of the limit block (608) is in an arc shape as a whole.

7. The telescopic account book binding tool according to claim 3, characterized in that: The inner cavity of the fixed seat (1) is formed with a movable groove for the lateral movement of the positioning rod (602), and the inner cavities of the fixed seat (1) and the rotating seat (2) are both formed with sliding grooves for the axial movement of the first telescopic plate (3), the second telescopic plate (4), and the third telescopic plate (5).

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