Clamping assembly and cloth clamping mop

By designing a flexible and retractable clamping component and a linkage hinge structure, the inconvenience and unstable clamping issues when installing and removing mops for wiping are solved, achieving contactless installation and a stable clamping effect that is widely applicable.

CN223640658UActive Publication Date: 2025-12-09ZHEJIANG XINGHAO PLASTIC
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Patent Information

Application Number
CN202422969624.6
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-03
Publication Date
2025-12-09
Estimated Expiration
2034-12-03

AI Technical Summary

Technical Problem

Existing mops require hand contact when installing and removing the cleaning material, and the clamping is not stable enough, making it difficult to adapt to cleaning materials of different thicknesses.

Method used

A clamping assembly is designed, including a movable clamping base and clamping elements. By utilizing elastically extendable jaws and elastic elements, stable clamping of wiping materials of different thicknesses can be achieved through the interlocking of clamping teeth and adjustment of elastic force. The assembly and disassembly can be performed without hand contact with the wiping material through a linkage and hinge structure.

Benefits of technology

It enables installation and removal of the object to be wiped without hand contact, provides more stable clamping, has a wider range of applications, and offers a better user experience.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model provides a clamping assembly which comprises a clamping seat and a first clamping piece which are movably matched, a first clamping jaw is arranged at the outer end of the first clamping piece, a first elastic piece is arranged between the first clamping jaw and the first clamping piece, the clamping seat is provided with first clamping teeth, the first clamping jaw is provided with second clamping teeth, and the first clamping jaw is provided with a second elastic piece. When the first clamping teeth and the second clamping teeth are close to or meshed with each other, a wiping object is clamped, the thickness of the wiping object changes the clamping distance between the first clamping teeth and the second clamping teeth, and the elastic force of the first elastic piece enables the first clamping teeth and the second clamping teeth to keep the trend of approaching to each other. Therefore, the wiping object is clamped. The cloth clamping mop comprises a handle and the clamping assembly. The clamping component has the advantages that the first clamping jaw capable of elastically stretching out and drawing back is arranged, so that the clamping component can clamp a wiping object with a larger thickness range so as to meet different cleaning requirements.
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Description

Technical Field

[0001] This utility model relates to the field of mops, specifically to a clamping component and a cloth-clamping mop. Background Technology

[0002] Cleaning tools are widely used in people's daily lives, such as mops and window wipes. These cleaning tools have the advantage of being able to replace the cleaning materials.

[0003] For example, Chinese patent CN201310227871.2 relates to a dust-removing mop. This mop has an installation mechanism on the mop plate for attaching a dust-removing cloth or dust-removing paper. The installation mechanism includes a clamping device, which is hollow and has several clamping grooves on its surface. The dust-removing cloth or dust-removing paper is clamped by inserting the four corners into the clamping grooves. However, this mop requires manual contact with the dust-removing cloth when installing and removing it.

[0004] For example, Chinese patent CN202221557784.4 relates to a flat mop with automatic mop head changing. This flat mop uses a handle to drive a gear to rotate, which controls the movement of a drive plate. The drive plate and connecting plate automatically clamp the mop head during the closing process and automatically detach the mop head from the mop plate when opening, eliminating the need to touch the mop head when changing it. However, the clamping and fixing of the mop head in this flat mop is not stable enough, and the mop head is prone to falling off while mopping.

[0005] Therefore, the installation and removal structure of the wiping material needs further optimization. Utility Model Content

[0006] One objective of this invention is to provide a clamping component and a cloth-clamping mop that solves the aforementioned problems.

[0007] To achieve the above-mentioned objectives, this utility model is implemented through the following technical solutions:

[0008] A clamping assembly includes a movably mating clamping seat and a first clamping member. The outer end of the first clamping member is provided with a first gripper claw, which is movably connected to the first clamping member. A first elastic member is provided between the first gripper claw and the first clamping member. The clamping seat is provided with a first clamping tooth, and the first gripper claw is provided with a second clamping tooth. The first clamping member can move towards or away from the clamping seat to change the distance between the first clamping tooth and the second clamping tooth. When the first clamping tooth and the second clamping tooth approach or engage, they clamp a wiping material. The thickness of the wiping material changes the clamping distance between the first clamping tooth and the second clamping tooth. The elastic force of the first elastic member causes the first clamping tooth and the second clamping tooth to tend to move towards each other to clamp the wiping material. The existing clamping assembly cannot adjust the gap or distance between the two sets of clamping teeth. If the distance between the two sets of clamping teeth increases due to wear and tear, or if the thickness of the wiping material is less than the distance between the two sets of clamping teeth, clamping is only achieved by inserting or hooking the tips of the clamping teeth into or onto the wiping material, resulting in poor installation stability. This utility model adds a set of elastically retractable first clamping claws. Under the original clamping gap, the elastic force of the first elastic element brings the first and second clamping teeth closer together and presses them against the wiping material, thereby increasing the installation firmness of the wiping material. However, when installing thicker wiping materials, the existing clamping assembly cannot adjust the distance between the clamping teeth, causing the tips of the clamping teeth to pierce the wiping material. Furthermore, the wiping material is difficult to detach from the clamping teeth during the unfolding process of the clamping assembly. When the wiping material needs to be torn off by hand, or when the wiping material is thick, the clamping component cannot move to the preset clamping position and lock in place due to the obstruction of the wiping material, making it impossible to install thicker wiping materials. The elastic extension and retraction between the first claw and the first clamping member in this utility model expands the range of motion of one of the clamping teeth. When the wiping material is thick, the clamping component moves to the preset clamping position and locks in place. The thickness of the wiping material pushes the first claw to overcome the elastic force of the first elastic member and move away from the first clamping teeth. The elastic force of the first elastic member is released and returns to the resting state, providing the first claw with a force to move closer to the first clamping teeth to clamp the wiping material. Thus, the clamping component can clamp wiping materials with a wider range of thicknesses to meet different cleaning needs.

[0009] Preferably, the first gripper includes a first clamping section and a first telescopic section. The first clamping section is provided with second clamping teeth. Each of the first clamping teeth and each of the second clamping teeth extends and is arranged along the side of the clamping seat. The first clamping section is directionally mounted on the first clamping member, so that the first clamping teeth and the second clamping teeth remain parallel when the first gripper moves. Through the directional connection between the first clamping section and the first clamping member, the activity state and position of each first clamping tooth are unified, and each first clamping tooth simultaneously clamps the wiping material and moves away from and releases the wiping material.

[0010] Preferably, the first clamping member includes a first sliding section and a first guide groove. The first guide groove and the first sliding section are fixedly connected, or the first guide groove is disposed on the first sliding section. The first guide groove is provided with a first stop, and the first telescopic section is provided with a first telescopic hole. A second stop is provided in the first telescopic hole. The first stop is inserted into the first telescopic hole for installation. The first stop and the second stop are respectively located on opposite sides of the first telescopic hole. The gap between the first stop and the second stop is used to install the first elastic element. The first sliding section is inserted into the first guide groove, and the first sliding section is moved and limited by the inner walls of the first guide groove. The first telescopic hole, the first stop, and the second stop are arranged such that the first stop and the second stop intersect to extend the length of the first elastic element or the telescopic length of the first elastic element. The first gripper moves outward, causing the second stop to move outward and squeeze the first elastic element to change the elastic force.

[0011] Preferably, each end of the first clamping member is provided with a first guide groove, and each end of the first gripper is provided with a first telescopic section. The two sets of first guide grooves and first telescopic sections move simultaneously to make each of the second clamping teeth move synchronously. The two first guide grooves are fixedly connected by a first connecting beam, and the first sliding section is fixedly connected to the first connecting beam. The outer end of the connecting beam fits against the inner side of the first gripper for support. The symmetrical arrangement of the two sets of first guide grooves and first telescopic sections makes the elastic forces of the two first elastic elements more balanced, realizing that the first gripper moves inward and outward in a translational manner. After the first clamping section moves inward to a preset position, it is supported by the first connecting beam to prevent the middle part of the first clamping section from being deformed and bent by the elastic forces at both ends.

[0012] Preferably, the first connecting beam is provided with auxiliary teeth, which can cooperate with the second clamping teeth to clamp the wiping material. During the clamping and fixing process, the wiping material, which was originally laid flat, is moved and rolled up by the movement of the first clamping section. The rolled-up part of the wiping material is clamped by the first clamping teeth and the second clamping teeth. The auxiliary teeth are provided so that when the first clamping claw moves outward due to the thickness of the wiping material, the rolled-up top of the wiping material can be clamped between the second clamping teeth and the auxiliary teeth using the gap after the movement, making the clamping of the wiping material more stable.

[0013] A cloth-clamping mop includes a handle and the aforementioned clamping assembly. The clamping base has a hinge seat movably connected to the handle. A first clamping member is movably mounted on one side of the clamping base. The clamping base also has a movable second clamping member on the opposite side of the first clamping member. The second clamping member has a movable second gripper. The first clamping member is connected to a first connecting rod, and the second clamping member is connected to a second connecting rod. Both the first and second connecting rods are rotatably mounted on the hinge seat. The hinge seat can move up and down relative to the clamping base. At least one guide rod is provided between the clamping base and the hinge seat. The guide rod prevents the hinge seat from rotating relative to the first or second connecting rod. When installing a wiping material, the first and second clamping members are in the unfolded state. Pressing the handle or hinge seat causes the guide rod to guide the hinge seat to move downwards vertically and simultaneously drive the first and second connecting rods to move, causing the first and second clamping members to move towards each other. The first jaw extends and retracts relative to the first clamping member, and the second jaw extends and retracts relative to the second clamping member to clamp wiping materials of different thicknesses. The clamping seat is also equipped with a switch assembly, which positions the first and second clamping members in the clamping state. By pressing the handle or hinge seat, the first and second connecting rods move downwards and rotate, causing the first and second clamping members to move towards each other and clamp the wiping material. When installing and removing the wiping material, there is no need to directly touch the wiping material with your hands, which is more hygienic and provides a better user experience.

[0014] Preferably, the upper ends of the first connecting rod and the second connecting rod are rotatably connected to the hinge seat along the first axis, the lower end of the first connecting rod is rotatably connected to the first sliding section along the second axis, and the lower end of the second connecting rod is rotatably connected to the second sliding section on the second clamping member along the third axis. The first clamping member and the second clamping member move from the unfolded state to the clamping state, the height difference between the first axis and the second axis or the third axis decreases, and when the first clamping member and the second clamping member are in the clamping state, the first axis is located above the second axis or the third axis, so that the first connecting rod and the second connecting rod remain in the pre-unfolded state. When the rotation axes of the hinge seat and the first and second links are different, if the mop handle is not perpendicular to the mop head or is pressed on an eccentric position of the mop head, the force on one side of the hinge seat is greater, and the force on the first and second links is uneven. The synchronization between the first and second links, the first clamping member and the second clamping member is poor, and it is easy for one clamping member to move while the other clamping member does not move. The coaxial rotation setting of the first and second links makes the synchronization of the first and second links better, and always keeps them in a state of simultaneous movement or stillness. If the first axis, the second axis and the third axis are at the same height, when the clamping member is pulled, the force between the clamping member and the link, and between the link and the hinge seat, is on the same plane. The hinge seat and the link do not receive an upward force, and it is difficult for them to move or rotate upward. The pre-deployment setting of the first and second links can transmit force upward when the cloth-clamping mop switches from the clamping state to the unfolded state, making the movement of each component of the cloth-clamping mop smoother.

[0015] Preferably, the first sliding segment and the second sliding segment are stacked vertically, and a second elastic element connects the first sliding segment and the second sliding segment. The elastic force of the second elastic element can drive the first clamping member and the second clamping member to move synchronously in opposite directions to the unfolded state, or press either the first clamping member or the second clamping member, and the second elastic element can pull the other clamping member, so that the first clamping member and the second clamping member can move synchronously in opposite directions to the clamping state. The automatic unfolding of the two clamping members is achieved by the second elastic element. Compared with setting elastic elements separately, setting the second elastic element between the two clamping members results in better synchronization between the two clamping members. Even if one link or clamping member is stuck, the movement of the other link or clamping member can be transmitted to that link or clamping member through the elastic element to drive its movement, and the movement state between the two clamping members always remains synchronized.

[0016] Preferably, the first clamping member is further provided with a third sliding section, and the second clamping member is further provided with a fourth sliding section. The two sides of the first connecting rod are respectively rotatably connected to the first sliding section and the third sliding section, so that a connecting ring is formed between the first clamping member and the first connecting rod. The two sides of the second connecting rod are respectively rotatably connected to the second sliding section and the fourth sliding section, so that a connecting ring is formed between the second clamping member and the second connecting rod. During installation, the first sliding section is attached to the upper part of the second sliding section, and the third sliding section is attached to the lower part of the fourth sliding section. The first connecting rod and the second connecting rod are rotatably connected along the first axis, connecting the first clamping member, the second clamping member, the first connecting rod, the second connecting rod and the second elastic member into an integral clamping module. The rotationally symmetrical mounting structure of the first and second clamping components eliminates the need for deliberate differentiation between them during production assembly. The two first clamping components are simply installed together, their relative positions forming the first and second clamping components, preventing incorrect handling and installation, thus improving assembly efficiency. Furthermore, the first and second clamping components, the first connecting rod, and the second connecting rod are cross-connected by two connecting rings, forming an O-chain. This simple structure allows for stable connection even without screws or snap-fit ​​mechanisms. Assembling each component into a single module before mounting it onto the clamping base facilitates assembly line work and improves worker efficiency.

[0017] Preferably, the clamping seat has a central movable hole, in which the first and second connecting rods can move up and down, with at least a portion of the first and second connecting rods located directly below the handle. When the handle is pressed, the force is directly transmitted along the same straight line to the hinge seat and connecting rods, resulting in more consistent force directions on the two connecting rods and better linkage effect.

[0018] The advantages of this utility model are:

[0019] An additional set of elastically extendable first grippers is added. Under the original clamping gap, the elastic force of the first elastic element is used to bring the first and second clamping teeth closer together and squeeze them towards the object to be wiped, thereby increasing the installation firmness of the object to be wiped.

[0020] The elastically extendable arrangement between the first gripper and the first clamping member expands the range of motion of one type of clamping tooth. When the wiping material is thick, the clamping assembly moves to a preset clamping position and locks. The thickness of the wiping material pushes the first gripper to overcome the elastic force of the first elastic member and move away from the first clamping tooth. The elastic force of the first elastic member is released and returns to the static state, providing the first gripper with a force to move closer to the first clamping tooth to clamp the wiping material. This allows the clamping assembly to clamp wiping materials with a wider range of thicknesses to suit different cleaning needs.

[0021] By pressing the handle or hinge seat, the first and second links move downward and rotate, causing the first and second clamping parts to move towards each other and clamp the wiping material. When installing and removing the wiping material, there is no need to directly touch the wiping material with your hands, which is more hygienic and provides a better user experience.

[0022] The first and second links are coaxially rotated, which improves their synchronization and ensures they always move or remain stationary simultaneously. The first and second clamping components are stacked on top of each other, so that their movement paths overlap, shortening the length required for their movement and facilitating linkage within the confined space of the clamping seat. Attached Figure Description

[0023] Figure 1 This is a schematic diagram of the clamping state of the wiping object of this utility model.

[0024] Figure 2 This is a schematic diagram of the clamping state of a clamping component in the prior art.

[0025] Figure 3 This is a schematic diagram of the outward movement of the first gripper of this utility model.

[0026] Figure 4 This is a cross-sectional schematic diagram of the first gripper of this utility model in the outward moving state.

[0027] Figure 5 This is a schematic diagram showing the installation state of the first clamping member and the first gripper of this utility model.

[0028] Figure 6 This is an exploded view of the clamping component of this utility model.

[0029] Figure 7 This is a schematic diagram of the overall structure of the cloth-clamping cleaning tool of this utility model.

[0030] Figure 8 This is an exploded view of the cloth-clamping cleaning tool of this utility model.

[0031] Figure 9 This is an exploded view of the clamping module of this utility model.

[0032] Figure 10 This is a schematic diagram of the rotation axis of the clamping module of this utility model.

[0033] Figure 11 This is a cross-sectional schematic diagram of the clamping seat of this utility model in the clamping state.

[0034] Figure 12 This is a cross-sectional schematic diagram of the clamping base of this utility model in its unfolded state.

[0035] Figure 13This is a schematic diagram of the installation status of the first clamping member and the top cover of this utility model.

[0036] Figure 14 This is a cross-sectional schematic diagram of the locking hook and clamping seat in their matching and limiting state.

[0037] Figure 15 This is a cross-sectional schematic diagram of the hook and clamping seat of this utility model in the unlocked state.

[0038] Figure 16 This is a schematic diagram of the clamping base of this utility model moving from the clamping state to the unfolded state. Detailed Implementation

[0039] The embodiments of this utility model will be described in detail below with reference to the accompanying drawings, so that the implementation of this utility model can be fully understood and carried out based on how technical means are used to solve technical problems and achieve technical effects.

[0040] This utility model uses certain terms to refer to specific components. Those skilled in the art will understand that this specification and claims do not distinguish components by differences in name, but rather by differences in function. It should be noted that, unless otherwise specified, when a component is described as "provided with," "located on," or "located on" another component, it can mean directly provided with or located on another component, or it may also mean there is a component in between; it can be an integral structure or a separate structure. When a component is described as "connected" to another component, it can mean a direct connection or a connection through a component in between; it can be an integral connection, a separate connection, or a contact fit. When a component is described as "located on another component," it does not necessarily mean that the component is located above or on top of the other component; it can be in other positions. The terms "upper," "lower," "left," "right," "high," "lower," and similar expressions used herein are based on the normal placement state of the product and are merely for illustrative purposes. The term "multiple" used herein refers to two or more items. The terms "vertical" and "horizontal" used in this article refer to a state that is roughly vertical or roughly horizontal within a reasonable margin of error, and do not necessarily have to be extremely precise. Example

[0041] like Figure 1-6A clamping assembly 1 includes a clamping seat 2 and a first clamping member 3 that are movably engaged. The outer end of the first clamping member 3 is provided with a first gripper 4. The first gripper 4 is movably connected to the first clamping member 3. A first elastic member 5 is provided between the first gripper 4 and the first clamping member 3. The clamping seat 2 is provided with a first clamping tooth 6, and the first gripper 4 is provided with a second clamping tooth 7. The first clamping member 3 can move closer to or further away from the clamping seat 2 to change the distance between the first clamping tooth 6 and the second clamping tooth 7. When the first clamping tooth 6 and the second clamping tooth 7 are close together or engaged, they clamp the wiping material 8. The thickness of the wiping material 8 changes the clamping distance between the first clamping tooth 6 and the second clamping tooth 7. The elastic force of the first elastic member 5 makes the first clamping tooth 6 and the second clamping tooth 7 tend to move closer together to clamp the wiping material 8.

[0042] In this embodiment, the clamping base 2 is square with a roughly flat bottom. The inner side of the first clamping member 3 is movably connected to the clamping base 2 and can move closer to or further away from one side of the clamping base 2 to achieve clamping and unfolding. The up-down, vertical, horizontal, and lateral directions in this embodiment can be referred to... Figure 4 direction shown.

[0043] The existing clamping assembly 1 cannot adjust the distance between the clamping teeth, causing the tips of the clamping teeth to pierce the wiping material 8. During the unfolding process of the clamping assembly 1, the wiping material 8 is also difficult to detach from the clamping teeth, requiring manual tearing. Alternatively, when the wiping material 8 is thick, the clamping assembly 1 cannot move to the preset clamping position and lock in place due to the obstruction of the wiping material 8, making it impossible to install thicker wiping materials 8. Because it has a first elastically retractable clamping claw 4, it can accommodate a wider range of types and thicknesses of wiping materials 8. In this embodiment, the wiping material 8 can be a sheet-like soft item such as non-woven fabric, wet wipes, paper towels, rags, or mops. The clamping assembly 1 can clamp different types and thicknesses of wiping materials 8 according to different cleaning needs.

[0044] like Figure 6The first gripper 4 includes a first clamping section 9 and a first telescopic section 10. The first clamping section 9 is provided with second clamping teeth 7. Each first clamping tooth 6 and each second clamping tooth 7 extends and is arranged along the side of the clamping seat 2. The first clamping section 9 is directionally mounted on the first clamping member 3 so that the first clamping teeth 6 and the second clamping teeth 7 remain parallel when the first gripper 4 moves. Specifically, the first clamping member 3 includes a first sliding section 11 and a first guide groove 12. The first guide groove 12 and the first sliding section 11 are fixedly connected or the first guide groove 12 is disposed on the first sliding section 11. The first guide groove 12 is provided with a first stop 13. The first telescopic section 10 is provided with a first telescopic hole 14. A second stop 15 is provided in the first telescopic hole 14. The first stop 13 is inserted into the first telescopic hole 14 for installation. The first stop 13 and the second stop 15 are respectively located on opposite sides of the first telescopic hole 14. The gap between the first stop 13 and the second stop 15 is used to install the first elastic member 5. The first sliding section 11 is inserted into the first guide groove 12. The first sliding section 11 is moved and limited by the inner walls of the first guide groove 12. The first telescopic hole 14, the first stop 13 and the second stop 15 are set. The first stop 13 and the second stop 15 intersect to extend the length of the first elastic member 5 or the telescopic length of the first elastic member 5. The first gripper 4 moves outward to drive the second stop 15 to move outward to squeeze the first elastic member 5 and change the elastic force.

[0045] It should be noted that in this embodiment, since the clamping base 2 is square, the first clamping teeth 6 and the second clamping teeth 7 are both arranged in a straight line. Therefore, the first clamping teeth 6 and the second clamping teeth 7 always remain parallel during movement. When the clamping base 2 is set to other shapes, such as the side of the clamping base 2 being arc-shaped, wavy, or other shapes, the arrangement of the first clamping teeth 6 and the second clamping teeth 7 will also be adjusted accordingly to match the arc-shaped, wavy, or other shapes. Alternatively, the first clamping teeth 6 and the second clamping teeth 7 may still be arranged in a straight line. When the clamping base 2 is set to a shape other than square, the first clamping teeth 6 and the second clamping teeth 7 remain relatively parallel when the first gripper 4 moves. This relative parallelism can mean that the line connecting any two first clamping teeth 6 and the line connecting any two second clamping teeth 7 are parallel.

[0046] The operating principle of the clamping component 1 in this embodiment is as follows: the first clamping member 3 and the clamping base 2 have a preset travel distance and can be positioned after moving to the unfolded and retracted position. Figure 1When the wiping material 8 is clamped, the movable first gripper 4 causes the flat wiping material 8 to roll upward and enter the position between the first clamping tooth 6 and the second clamping tooth 7 until the first clamping tooth 6 and the second clamping tooth 7 are misaligned and meshed to clamp the wiping material 8. Due to the obstruction of the thickness of the wiping material 8, the first clamping tooth 6 and the second clamping tooth 7 cannot continue to move closer. If the thickness of the wiping material 8 is greater than the preset clamping gap between the first clamping tooth 6 and the second clamping tooth 7, the first clamping member 3 moves to the preset locking position. The thickness of the wiping material 8 will push the first gripper 4 away from the clamping seat 2. The elastic force of the first elastic member 5 pulls the first gripper 4 to clamp the wiping material 8.

[0047] Based on this principle, the preset clamping gap between the first clamping tooth 6 and the second clamping tooth 7 can be set in the following two ways: the first is, as shown below. Figure 3 On the lower side, the preset clamping gap between the first clamping tooth 6 and the second clamping tooth 7 is zero, that is, the first clamping tooth 6 and the second clamping tooth 7 are misaligned and fit together or abut against each other, clamping any thickness of wiping material 8. The wiping material 8 causes the second gripper 17 to move outward to clamp the wiping material 8. In this way, the elastic force of the first elastic member 5 always increases the tension force on the wiping material 8 of different thicknesses. Even if wear or locking gaps occur between the first clamping member 3 and the clamping seat 2, the wiping material 8 can still be clamped by the action of the first elastic member 5; the second type is, such as Figure 3 On the upper side, the preset clamping gap between the first clamping tooth 6 and the second clamping tooth 7 is set to the thickness of conventional paper towels and wet wipes on the market. When clamping thin wiping materials 8 such as paper towels and wet wipes, the first gripper 4 does not move outward and the first elastic member 5 does not provide tension. When clamping thick wiping materials 8 such as rags, mops, and multi-layer paper towels, the first gripper 4 moves outward and the first elastic member 5 provides tension.

[0048] In both of the above methods, the first gripper 4 can adjust the clamping gap between the first clamping tooth 6 and the second clamping tooth 7 according to the different thicknesses of the wiping material 8, so that different wiping materials 8 are clamped stably and will not be punctured or hooked by the clamping component 1 and difficult to disassemble.

[0049] Of course, the range of extension and retraction of the first gripper 4 is determined by the size of the gripper 2 and the length of the first extension segment 10. If the size of the gripper 2 is larger, the length of the first extension segment 10 can be set to be larger, and the thickness range of the wiping material 8 that the first gripper 4 can adapt to during extension and retraction is larger.

[0050] In this embodiment, the first elastic element 5 is configured as an elastic element that generates elastic force through compression, such as a compression spring or an elastic block. In other cases, the connection structure between the first telescopic section 10 and the first guide groove 12 can be adjusted to use an elastic element that generates elastic force through tension, such as a tension spring or a rubber band.

[0051] like Figure 5 and6 In this embodiment, the first sliding section 11 is located in the middle of the first clamping member 3, and the first guide groove 12 is located at the end of the first clamping member 3. To make the elastic force of the first elastic member 5 more balanced, the first clamping member 3 has a first guide groove 12 at both ends, and the first gripper 4 has a first telescopic section 10 at both ends. The two sets of first guide grooves 12 and first telescopic sections 10 move simultaneously to make each second clamping tooth 7 move synchronously. The two first guide grooves 12 are fixedly connected by a first connecting beam 16, and the first sliding section 11 is fixedly connected to the first connecting beam 16. The outer end of the first connecting beam 16 fits against the inner side of the first gripper 4 for support. The symmetrical arrangement of the two sets of first guide grooves 12 and first telescopic sections 10 makes the elastic force of the two first elastic members 5 more balanced, so that the first gripper 4 can move in and out in a translational manner. After the first clamping section 9 moves inward to a preset position, it is supported by the first connecting beam 16 to prevent the middle part of the first clamping section 9 from being deformed and bent by the elastic force at both ends.

[0052] Preferably, the first connecting beam 16 is provided with auxiliary teeth (not shown in the figure). The auxiliary teeth can cooperate with the second clamping teeth 7 to clamp the wiping material 8. The auxiliary teeth can refer to the first clamping teeth 6, and their orientation and usage are similar to the first clamping teeth 6. During the clamping and fixing process, the wiping material 8 is moved from a flat and unfolded state by the movement of the first clamping section 9 and rolled up. The rolled-up part of the wiping material 8 is clamped by the first clamping teeth 6 and the second clamping teeth 7. With the setting of the auxiliary teeth, when the first clamping claw 4 moves outward due to the thickness of the wiping material 8, the rolled-up top of the wiping material 8 can be clamped between the second clamping teeth 7 and the auxiliary teeth by utilizing the gap after the movement, so that the clamping of the wiping material 8 is more stable. Example

[0053] like Figure 6-16 A cloth-clamping mop includes a handle 20 and a clamping assembly 1. A clamping base 2 is provided with a hinge seat 21, a first clamping member 3, and a second clamping member 22. The first clamping member 3 and the second clamping member 22 are movably mounted on opposite sides of the clamping base 2. The first clamping member 3 is connected to a first connecting rod 23, and the second clamping member 22 is connected to a second connecting rod 24. Both the first connecting rod 23 and the second connecting rod 24 are rotatably mounted on the hinge seat 21. The hinge seat 21 can move up and down relative to the clamping base 2 to clamp the cloth. At least one guide rod 25 is provided between the seat 2 and the hinge seat 21. The guide rod 25 prevents the hinge seat 21 from rotating relative to the first connecting rod 23 or the second connecting rod 24. When the wiping object 8 is installed, the first clamping member 3 and the second clamping member 22 are in the unfolded state. Pressing the handle 20 or the hinge seat 21, the guide rod 25 guides the hinge seat 21 to move downward in the vertical direction and simultaneously drives the first connecting rod 23 and the second connecting rod 24 to move, so that the first clamping member 3 and the second clamping member 22 move towards each other to clamp the wiping object 8.

[0054] like Figure 7 and8 In this embodiment, the clamping base 2 is rectangular and includes an upper cover 26 and a lower cover 27, with a cavity formed between the upper cover 26 and the lower cover 27, and a first clamping member 3 and a second clamping member 22. The first connecting rod 23 and the second connecting rod 24 are installed in the cavity. The first clamping member 3 and the second clamping member 22 are installed along the long side of the clamping seat 2 to fix the wiping material 8 on the long side of the clamping seat 2. The hinge seat 21 is indirectly installed at the center of the clamping seat 2 through the first connecting rod 23 and the second connecting rod 24. The lower end of the handle 20 is movably installed at the center of the hinge seat 21 through the hinge member 28. There are two guide rods 25, which are respectively set on both sides of the clamping seat 2 opposite to the handle 20. When the handle 20 is pressed to install the wiping material 8, the two guide rods 25 can jointly limit and prevent the hinge seat 21 from deflecting relative to the first connecting rod 23 and the second connecting rod 24. In other embodiments, only one guide rod 25 can be set at the center of the hinge seat 21, or four can be set at the corners of the hinge seat 21, or other numbers, so that each guide rod 25 can realize the stable support and limiting guidance between the hinge seat 21 and the clamping seat 2.

[0055] It should be noted that in this utility model, relative movement refers to one object actively moving relative to another object, which is the reference object and is assumed to be stationary. For example, in this embodiment, the hinge seat 21 can move up and down relative to the clamping seat 2, meaning that the hinge seat 21 actively moves up and down relative to the clamping seat 2, while the clamping seat 2 remains stationary during this movement. As another example, the guide rod 25 prevents the hinge seat 21 from rotating relative to the first link 23 or the second link 24. The guide rod 25 restricts the hinge seat 21 from actively rotating relative to the first link 23 or the second link 24. The first link 23 or the second link 24 remains stationary, and the hinge seat 21 also remains stationary, or it is due to a slight oscillation caused by the assembly gap between the hinge seat 21 and the guide rod 25. Conversely, when the hinge seat 21 remains stationary, the first link 23 and the second link 24 can actively rotate relative to the hinge seat 21.

[0056] In this embodiment, the first clamping member 3 and the second clamping member 22 have the same structure, only differing in installation direction. Specifically, the second clamping member 22 is also provided with a second gripper 17. The structure of the second gripper 17 is the same as that of the first gripper 4, including a clamping section and a telescopic section, and it is telescopically connected to the second clamping member 22 to tighten the wiping material 8 on the other side through the elastic force of the elastic member. The specific connection structure of the second clamping member 22 and the second gripper 17 is the same as that of the first clamping member 3 and the first gripper 4, and will not be repeated in this embodiment.

[0057] The first connecting rod 23 and the hinge seat 21 rotate along the first axis A, and the second connecting rod 24 and the hinge seat 21 also rotate along the first axis A. The first connecting rod 23 and the second connecting rod 24 can be rotatably connected to the hinge seat 21 at the same position, or they can be rotatably connected to the hinge seat 21 at different positions along the first axis A. In this embodiment, the first axis A is set on the vertical plane where the centerline of the clamping seat 2 is located in the length direction. Both the first connecting rod 23 and the second connecting rod 24 are rotatably arranged along the first axis A. When the handle 20 or the hinge seat 21 is pressed... The forces on the first link 23 and the second link 24 are more similar, and the synchronicity of their movements is better. If the first link 23 and the second link 24 are set symmetrically with respect to the center line of the clamping seat 2, when the handle 20 and the clamping seat 2 are tilted and the handle 20 is pressed, or when the handle 20 is pressed at the eccentric position of the hinge seat 21, one of the first link 23 and the second link 24 will be subjected to a larger force and the other side will be subjected to a smaller force. The synchronicity of the movements of the two links is poor, and the hinge seat 21 may even tilt to the side with a larger force and get stuck.

[0058] In this embodiment, the connection points of the first link 23, the second link 24 and the hinge seat 21 are located directly below the connection point of the handle 20 and the hinge seat 21, or the connection points of the first link 23, the second link 24 and the hinge seat 21 and the connection point of the handle 20 and the hinge seat 21 have overlapping areas in the horizontal projection. When the handle 20 is pressed, the force is directly transmitted to the hinge seat 21 and the two links along the same straight line. The force direction of the two links is more consistent, and the linkage effect is better.

[0059] Preferably, the size of the hinge seat 21 is smaller than the size of the upper cover 26, and the hinge seat 21 is positioned in the middle of the upper cover 26.

[0060] The first link 23 can be a single link with its two ends connected to the hinge seat 21 and the first clamping member 3, or it can be a link assembly, that is, the first link 23 includes two or more movably connected links, with the two links at the ends respectively connected to the hinge seat 21 and the first clamping member 3. The second link 24 can also adopt the above method. In this embodiment, the first link 23 and the second link 24 are both set as a single link.

[0061] In the above embodiment, the clamping base 2 has openings on both long sides. The first clamping member 3 and the second clamping member 22 can extend and retract along the openings. The lower end of the first connecting rod 23 is provided with a second rotating shaft 31 rotatably connected to the first sliding section 11. The second rotating shaft 31 extends along the second axis B. The second clamping member 22 includes a second sliding section 32. The lower end of the second connecting rod 24 is provided with a third rotating shaft 34 rotatably connected to the second sliding section 32. The third rotating shaft 34 extends along the third axis C. Figure 10The first axis A, the second axis B, and the third axis C are all parallel to each other, and the second axis B and the third axis C are located symmetrically on both sides of the first axis A. The first sliding section 11 and the second sliding section 32 are arranged to overlap. When the first clamping member 3 and the first connecting rod 23 move, the distance between the first axis A and the first gripper 4 is always greater than the distance between the first axis A and the second gripper 17. When the second clamping member 22 and the second connecting rod 24 move, the distance between the second axis B and the second gripper 17 is always greater than the distance between the second axis B and the first gripper 4. The clamping seat 2 is narrow and has a limited movement path. The first connecting rod 23, the second connecting rod 24, the first sliding end, and the second sliding section 32 need a certain movement stroke. The first connecting rod 23 and the second connecting rod 24 or the first sliding section 11 and the second sliding section 32 are installed in a cross-mounted manner, which can shorten the movement stroke of each component. That is, there are overlapping sections in the movement stroke of each component, which facilitates linkage in the width direction of the clamping seat 2.

[0062] like Figure 11 and 12 The second axis B and the third axis C are at the same height and the distance between them and the first axis A is always the same. The first clamping member 3 and the second clamping member 22 move from the unfolded state to the clamping state. The height difference between the first axis A and the second axis B or the third axis C decreases. When the first clamping member 3 and the second clamping member 22 are in the clamping state, the first axis A is above the second axis B or the third axis C, keeping the first connecting rod 23 and the second connecting rod 24 in the pre-unfolded state. In the pre-unfolded state, the first axis A is slightly higher than the second axis B or the third axis C, so that the first connecting rod 23 and the second connecting rod 24 are in the pre-unfolded state. The inner sides of rod 23 and the second connecting rod 24 are slightly arched. If the first axis A, the second axis B and the third axis C are at the same height, when the clamping member is pulled, the forces between the clamping member and the connecting rod and between the connecting rod and the hinge seat 21 are on the same plane. The hinge seat 21 and the connecting rod are not subjected to an upward force, and it is difficult for them to move or rotate upward. The pre-deployment setting of the first connecting rod 23 and the second connecting rod 24 can transmit upward force when the cloth mop is switched from the clamping state to the unfolded state, making the movement of each part of the cleaning tool smoother.

[0063] In this embodiment, the first clamping member 3 is further provided with a third sliding section 35, and the second clamping member 22 is further provided with a fourth sliding section 36. The first sliding section 11 and the second sliding section 32 are stacked vertically, and a second elastic member 37 is connected between the first sliding section 11 and the second sliding section 32. The third sliding section 35 and the fourth sliding section 36 are stacked vertically, and a second elastic member 37 is also connected between the third sliding section 35 and the fourth sliding section 36. The elastic force of the second elastic member 37 can drive the first clamping member 3 and the second clamping member 22 to move synchronously in opposite directions to the unfolded state, or press either the first clamping member 3 or the second clamping member 22, and the second elastic member 37 can pull the other clamping member, so that the first clamping member 3 and the second clamping member 22 can move synchronously towards each other to the clamping state. The two clamping members are automatically deployed by the second elastic element 37. Compared with setting elastic elements separately, setting the elastic element between the two clamping members results in better synchronization between the two clamping members. Even if one of the links or clamping members is stuck, the movement of the other link or clamping member can be transmitted to that link or clamping member through the elastic element to drive its movement. The activity state between the two clamping members is always synchronized.

[0064] Specifically, such as Figure 9 and 10 The first sliding segment 11 and the third sliding segment 35 are symmetrically arranged along the first connecting rod 23, and the second sliding segment 32 and the fourth sliding segment 36 are symmetrically arranged along the second connecting rod 24. The two sides of the first connecting rod 23 are rotatably connected to the first sliding segment 11 and the third sliding segment 35 respectively, so that a connecting ring is formed between the first clamping member 3 and the first connecting rod 23. The two sides of the second connecting rod 24 are rotatably connected to the second sliding segment 32 and the fourth sliding segment 36 respectively, so that a connecting ring is formed between the second clamping member 22 and the second connecting rod 24. During installation, the first sliding segment 11 is attached to the upper part of the second sliding segment 32, and the third sliding segment 35 is attached to the lower part of the fourth sliding segment 36, connecting the first clamping member 3, the second clamping member 22, the first connecting rod 23 and the second connecting rod 24 into an integral clamping module. The rotationally symmetrical mounting structure of the first clamping component 3 and the second clamping component 22 eliminates the need for deliberate differentiation between them during production assembly. The two first clamping components 3 are simply installed together, their relative positions forming the first clamping component 3 and the second clamping component 22. This avoids the possibility of incorrectly selecting or installing two different clamping components, resulting in higher assembly efficiency. Furthermore, the first clamping component 3, the second clamping component 22, the first connecting rod 23, and the second connecting rod 24 are cross-connected using two connecting rings, forming an O-chain between the two sets of components. This simple structure allows for stable connection even without the aid of screws or snap-fit ​​mechanisms. Assembling each component into a single clamping module before mounting it onto the clamping base 2 facilitates assembly line division of labor and improves worker assembly efficiency.

[0065] In this embodiment, the first sliding section 11 is provided with a first slide rail 38. The end of the first slide rail 38 away from the first clamping section 9 is provided with a first sinking platform 39 and a first hook 40. The second sliding section 32 is provided with a second slide rail 41. One end of the second slide rail 41 is provided with a second hook 42. The first sinking platform 39 is inserted into the second slide rail 41 and can move along the second slide rail 41. The two ends of the second elastic member 37 are respectively installed on the first hook 40 and the second hook 42. The two ends of the second elastic member 37 are at the same height. The direction of the elastic force released by the second elastic member 37 is parallel to or on the same straight line as the moving direction of the first sliding section 11 and the second sliding section 32.

[0066] Similarly, the fourth sliding section 36 is provided with a third slide rail 43. One end of the third slide rail 43 is provided with a second recessed platform 44 and a third hook 45. The third sliding section 35 is provided with a fourth slide rail 46. The end of the fourth slide rail 46 away from the first clamping section 9 is provided with a fourth hook 47. The second recessed platform 44 is inserted into the fourth slide rail 46 and can move along the fourth slide rail 46. The two ends of the second elastic member 37 are respectively installed on the third hook 45 and the fourth hook 47. The two ends of the second elastic member 37 are at the same height. The direction of the elastic force released by the second elastic member 37 is parallel to or on the same straight line as the moving direction of the third sliding section 35 and the fourth sliding section 36. The elastic force direction of the second elastic member 37 is set to be parallel to or on the same straight line as the moving direction of each sliding section, so that the force transmission effect is better and the movement of each sliding section is smoother. It avoids the situation where the tilting elastic force of the second elastic member 37 causes the upper and lower sliding sections to fit together more tightly and increase friction. At the same time, a guide track is formed between the recessed platform and the slide rail, and each sliding section can move along the preset direction.

[0067] Preferably, the second elastic element 37 is configured as a tension spring, elastic band, elastic rope, rubber band, or other accessory that releases elastic force during stretching.

[0068] In the above embodiments, the center of the clamping base 2 is provided with a vertically penetrating movable hole 48, in which the first connecting rod 23 and the second connecting rod 24 can move up and down. The clamping base 2 is provided with a third sinking platform 49 on each side near the short side. A guide rod 25 is provided on the third sinking platform 49, and the lower end of the third sinking platform 49 forms a first track 50. The first clamping member 3 and the second clamping member 22 can move along their respective adjacent first tracks 50. The first track 50 restricts the vertical movement of the first clamping member 3 and the second clamping member 22. In other embodiments, the third sinking platform 49 may be provided only on one of the first clamping member 3 and the second clamping member 22. Either the first clamping member 3 and the second clamping member 22 can move along the first track 50 to indirectly drive the other clamping member to move along the direction of the first track 50. The first track 50 restricts the vertical movement of any one clamping member, thereby indirectly restricting the vertical movement of the other clamping member.

[0069] The clamping base 2 has a support column 51 on each side near the long side. The side of the support column 51 is provided with a second track 52. The first connecting rod 23 and the second connecting rod 24 are provided with clearance holes at the positions corresponding to the support column 51. The second rotating shaft 31 and the third rotating shaft 34 move into the second track 52. The second track 52 restricts the second rotating shaft 31 and the third rotating shaft 34 from moving up and down. In other embodiments, only one support column 51 can be provided on one side. The support base cooperates with any one of the connecting rods to limit the movement, so that any one rotating shaft can move into the second track 52.

[0070] Preferably, the third recessed platform 49 and the support column 51 are fixedly installed at the lower end of the upper cover 26 and abut against the upper end of the lower cover 27. The third recessed platform 49 and the support column 51 work together to provide support and prevent the upper cover 26 or the lower cover 27 from deforming toward the middle cavity.

[0071] In the above embodiment, the clamping base 2 is also provided with a switch assembly, which includes a button 53 and a spring. The button 53 is movably mounted on the hinge base 21. The lower end of the button 53 is provided with a hook 54. The clamping base 2 is provided with an insertion hole for the hook 54 to pass through. When the hinge base 21 and the hook 54 move down to the low position, the hook 54 can enter the insertion hole downward and cooperate with the clamping base 2 to limit the movement of the hinge base 21 upward. When the button 53 is pressed, the hook 54 is released from the limit, and the second elastic member 37 releases the elastic force to make the hinge base 21, the first clamping member 3, the second clamping member 22, the first connecting rod 23 and the second connecting rod 24 automatically move to the unfolded state.

[0072] Preferably, a spring is provided between the button 53 and the hinge seat 21. The spring force keeps the button 53 in an outward extended state. In this state, the hook 54 cooperates with the clamping seat 2 for positioning. The clamping seat 2 has a guide surface 55 on the edge of the insertion hole. When the hinge seat 21 and the button 53 move downward and pass through the insertion hole, the hook 54 abuts against the guide surface 55. While the hook 54 moves along the guide surface 55, the button 53 moves inward against the spring force, so that the hook 54 passes through the insertion hole and cooperates with the clamping seat 2 for positioning.

[0073] The following explains the usage steps and principles of the cloth clamping cleaning tool of this utility model:

[0074] When it is necessary to remove the wiping item 8, press button 53 to move inward, hook 54 releases the limit from clamping seat 2, elastic member releases elastic force to pull first clamping member 3 and second clamping member 22 to move in opposite directions at the same time. First clamping member 3 and second clamping member 22 drive the lower ends of first pull rod and second pull rod to move towards each other and rotate through second rotating shaft 31 and third rotating shaft 34. The upper ends of first pull rod and second pull rod move upward and rotate, driving hinge seat 21 and handle 20 to move to the high position. When the movement ends, first clamping member 3 and second clamping member 22 extend from the side of clamping seat 2, first clamping tooth 6 and second clamping tooth 7 move away, and wiping item 8 is removed from clamping seat 2.

[0075] When installing the wiping material 8, lay the wiping material 8 flat on the ground, lift the handle 20 and align the clamping seat 2 with the position of the wiping material 8, press down on the hinge seat 21 or rotate the handle 20 to an angle approximately perpendicular to the clamping seat 2 and press the handle 20. The hinge seat 21 moves vertically downward under the limiting and guiding action of the guide rod 25, and drives the first connecting rod 23 and the second connecting rod 24 to move downward and rotate outward. The lower ends of the first connecting rod 23 and the second connecting rod 24 respectively push the first clamping member 3 and the second clamping member 22 to move towards each other against the elastic force of the second elastic member 37. The first clamping tooth 6 and the second clamping tooth 7 approach each other, and the hook 54 abuts against the guide surface 55. The hook 54 moves along the guide surface 55, causing the button 53 to move inward against the elastic force of the spring, so that the hook 54 passes through the insertion hole and engages with the clamping seat 2 for positioning. At this time, the first clamping tooth 6 and the second clamping tooth 7 are in a cross-engaged position and clamp the two sides of the wiping material 8. The installation of the wiping material 8 is completed.

[0076] Although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present invention should be included within the protection scope of the present invention.

Claims

1. A clamping assembly, comprising a movably mating clamping seat and a first clamping member, wherein the outer end of the first clamping member is provided with a first gripper, characterized in that, The first gripper is movably connected to the first clamping member. A first elastic member is provided between the first gripper and the first clamping member. The clamping seat is provided with a first clamping tooth, and the first gripper is provided with a second clamping tooth. The first clamping member can move closer to or further away from the clamping seat to change the distance between the first clamping tooth and the second clamping tooth. When the first clamping tooth and the second clamping tooth are close together or engaged, the wiping material is clamped. The thickness of the wiping material changes the clamping distance between the first clamping tooth and the second clamping tooth. The elastic force of the first elastic member makes the first clamping tooth and the second clamping tooth tend to move closer together to clamp the wiping material.

2. The clamping assembly according to claim 1, characterized in that, The first gripper includes a first clamping section and a first telescopic section. The first clamping section is provided with a second clamping tooth. Each of the first clamping teeth and each of the second clamping teeth extends and is arranged along the side of the clamping seat. The first clamping section is directionally mounted on the first clamping member so that the first clamping teeth and the second clamping teeth remain parallel when the first gripper moves.

3. The clamping assembly according to claim 2, characterized in that, The first clamping member includes a first sliding section and a first guide groove. The first guide groove and the first sliding section are fixedly connected, or the first guide groove is disposed on the first sliding section. The first guide groove is provided with a first stop block. The first telescopic section is provided with a first telescopic hole. A second stop block is provided in the first telescopic hole. The first stop block is inserted into the first telescopic hole for installation. The first stop block and the second stop block are respectively located on opposite sides of the first telescopic hole. The gap between the first stop block and the second stop block is used to install a first elastic member.

4. The clamping assembly according to claim 3, characterized in that, Both ends of the first clamping member are provided with first guide grooves, and both ends of the first gripper are provided with first telescopic sections. The two sets of first guide grooves and first telescopic sections move simultaneously to make each second clamping tooth move synchronously. The two first guide grooves are fixedly connected by a first connecting beam. The first sliding section is fixedly connected to the first connecting beam. The outer end of the connecting beam fits against the inner side of the first gripper for support.

5. The clamping assembly according to claim 4, characterized in that, The first connecting beam is provided with auxiliary teeth, which can cooperate with the second clamping teeth to clamp the wiping object.

6. A cloth-clamped mop, characterized in that, The device includes a handle and a clamping assembly according to any one of claims 1-5. The clamping base has a hinge seat movably connected to the handle. A first clamping member is movably mounted on one side of the clamping base. The clamping base also has a movable second clamping member on the other side opposite the first clamping member. The second clamping member has a movable second gripper. The first clamping member is connected to a first connecting rod, and the second clamping member is connected to a second connecting rod. Both the first and second connecting rods are rotatably mounted on the hinge seat. The hinge seat is movable vertically relative to the clamping base. At least one guide rod is provided between the clamping base and the hinge seat. The guide rod prevents the hinge seat from rotating relative to the first or second connecting rod. When the wiping material is installed, the first and second clamping members are in the unfolded state. Pressing the handle or the hinge seat causes the guide rod to guide the hinge seat to move downward in the vertical direction and simultaneously drive the first and second connecting rods to move, so that the first and second clamping members move towards each other. The first jaw extends and retracts relative to the first clamping member, and the second jaw extends and retracts relative to the second clamping member to clamp wiping materials of different thicknesses. The clamping seat is also provided with a switch assembly, which positions the first and second clamping members in the clamping state.

7. The cloth-clamped mop according to claim 6, characterized in that, The upper ends of the first link and the second link are rotatably connected to the hinge seat along the first axis. The lower end of the first link is rotatably connected to the first sliding section along the second axis. The lower end of the second link is rotatably connected to the second sliding section on the second clamping member along the third axis. The first clamping member and the second clamping member move from the unfolded state to the clamping state. The height difference between the first axis and the second axis or the third axis is reduced. When the first clamping member and the second clamping member are in the clamping state, the first axis is located above the second axis or the third axis, so that the first link and the second link remain in the pre-unfolded state.

8. The cloth-embedded mop according to claim 7, characterized in that, The first sliding segment and the second sliding segment are stacked one on top of the other. A second elastic element connects the first sliding segment and the second sliding segment. The elastic force of the second elastic element can drive the first clamping member and the second clamping member to move synchronously in opposite directions to the unfolded state, or press either the first clamping member or the second clamping member, and the second elastic element can pull the other clamping member, so that the first clamping member and the second clamping member can move synchronously in opposite directions to the clamping state.

9. The cloth-clamped mop according to claim 8, characterized in that, The first clamping member is further provided with a third sliding section, and the second clamping member is further provided with a fourth sliding section. The two sides of the first connecting rod are rotatably connected to the first sliding section and the third sliding section respectively, so that a connecting ring is formed between the first clamping member and the first connecting rod. The two sides of the second connecting rod are rotatably connected to the second sliding section and the fourth sliding section respectively, so that a connecting ring is formed between the second clamping member and the second connecting rod. During installation, the first sliding section is attached to the upper part of the second sliding section, and the third sliding section is attached to the lower part of the fourth sliding section, connecting the first clamping member, the second clamping member, the first connecting rod, the second connecting rod and the second elastic member into an integral clamping module.

10. The cloth-clamped mop according to claim 9, characterized in that, The clamping seat has a movable hole at its center, and the first connecting rod and the second connecting rod can move up and down in the movable hole. At least part of the first connecting rod and the second connecting rod are located directly below the handle.

Citation Information

Patent Citations

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