Cleaning knife
By setting a screwdriver mount on the back cover of the cleaning knife and designing an extension rod, the problem of existing cleaning knife requiring a screwdriver when replacing the blade is solved, achieving more convenient blade replacement and higher cleaning efficiency.
Patent Information
- Application Number
- CN202421922995.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-09
- Publication Date
- 2025-06-17
- Estimated Expiration
- 2034-08-09
AI Technical Summary
The existing cleaning knife needs to use tools such as screwdrivers when replacing the blade, which leads to inconvenience in carrying and using, and is easily lost, affecting the efficiency of the blade replacement.
A cleaning knife is designed with a screwdriver mount provided on the rear cover and an extension rod is provided on the screwdriver mount so that the operating length of the screwdriver can be more easily reached deep or difficult to reach positions.
The blades on the blade mount are quickly replaced, and the extension rod design makes the operation easier, allowing for easier reaching deep or difficult-to-reach positions, improving cleaning efficiency.
Smart Images
Figure CN222985040U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of cleaning knives and is a cleaning knife. Background Technique
[0002] A cleaning knife is an auxiliary tool, which is mostly used in the field of building construction. It can remove the wall paint on the ground or wall or the glue overflowing and sticking to the wall and ground, facilitating local operation and achieving better cleaning effect. It can also be widely used in home cleaning. However, when replacing the blade of the existing cleaning knife, tools such as a screwdriver are needed for replacement. Carrying tools such as a screwdriver during work is inconvenient, and carrying tools such as a screwdriver alone is likely to be lost, which will also affect the replacement of the blade of the cleaning knife. Therefore, it is necessary to set up a cleaning knife that is convenient for replacing the blade to solve the above problems. Content of the Utility Model
[0003] To achieve the above object, the utility model provides the following technical solution: a cleaning knife, which includes a handle and a rod body. The rear end of the rod body is fixedly connected to the front end of the handle. A rear cover is arranged at the end of the handle, and the connection mode between the rear cover and the handle is one of threaded connection, snap connection or rotational locking connection; a blade mounting seat is arranged at the front section of the rod body, and the blade mounting seat is fixedly connected to the rod body by a rivet; an installation hole one is opened on the blade mounting seat, a blade is arranged on the blade mounting seat, an installation hole two is opened on the blade, and the blade mounting seat and the blade are fixedly connected by a bolt; a screwdriver mounting seat is arranged on the rear cover, and a screwdriver is arranged on the screwdriver mounting seat.
[0004] Preferably, internal threads are arranged inside the end of the handle, external threads are arranged on the rear cover, and the handle and the rear cover are threadedly connected.
[0005] Preferably, a clamping groove is arranged at the end of the handle, a clamping buckle is arranged on the rear cover, the clamping buckle is a pressing clamping buckle, and the handle and the rear cover are snap-connected through the clamping groove and the clamping buckle.
[0006] Preferably, an upper clamping buckle is arranged inside the end of the handle, a lower clamping buckle is arranged inside the rear cover, and the handle and the rear cover are lockingly connected through the upper clamping buckle and the lower clamping buckle.
[0007] Preferably, a handle is arranged on the rear cover.
[0008] Preferably, an extension rod is arranged on the screwdriver mounting seat, and the screwdriver is arranged on the extension rod.
[0009] Beneficial effects: Compared with the prior art, the beneficial effects of the present utility model are as follows: By providing a screwdriver on the rear cover, the present utility model can be used to quickly replace the blade on the blade mounting seat. And an extension rod is provided on the screwdriver mounting seat, with the screwdriver mounted on the extension rod to increase the operating length of the screwdriver, enabling the operator to more easily reach deep or inaccessible positions. The structure of the present utility model is simple and highly practical, worthy of promotion. BRIEF DESCRIPTION OF THE DRAWINGS
[0010] Figure 1 FIG. is a schematic structural view of a cleaning knife proposed by the present utility model.
[0011] Figure 2 FIG. is a schematic structural view of a threaded connection of the rear cover of a cleaning knife proposed by the present utility model.
[0012] Figure 3 FIG. is a schematic structural view of a snap connection of the rear cover of a cleaning knife proposed by the present utility model.
[0013] Figure 4 FIG. is a schematic structural view of a rotational locking connection of the rear cover of a cleaning knife proposed by the present utility model.
[0014] Figure 5 FIG. is a three-dimensional structural view of the rear cover of a cleaning knife proposed by the present utility model.
[0015] Figure 6 FIG. is a cross-sectional view of the upper snap and the lower snap of a cleaning knife proposed by the present utility model being locked to each other.
[0016] Figure 7 FIG. is a schematic structural view of a cleaning knife proposed by the present utility model with an extension rod on the rear cover.
[0017] In the drawings: 1 - handle, 2 - rod body, 3 - rear cover, 4 - blade mounting seat, 5 - rivet, 6 - blade, 7 - screwdriver mounting seat, 8 - screwdriver, 9 - card slot, 10 - snap, 11 - upper snap, 12 - lower snap, 13 - handle, 14 - extension rod. DETAILED DESCRIPTION OF THE EMBODIMENTS
[0018] The technical solutions of this patent will be further described in detail below in conjunction with the specific embodiments.
[0019] Embodiment
[0020] Please refer to the attached drawings of the specification. In an embodiment of the present utility model, a cleaning knife includes a handle 1 and a rod body 2. The rear end of the rod body 2 is fixedly connected to the front end of the handle 1. A rear cover 3 is provided at the end of the handle 1. The connection mode between the rear cover 3 and the handle 1 is one of screw connection, snap connection or rotational locking connection; A blade mounting seat 4 is provided at the front section of the rod body 2. The blade mounting seat 4 is fixedly connected to the rod body 2 by a rivet 5. Fixing the blade mounting seat and the rod body with a rivet solves the problem that the blade mounting seat and the rod body are prone to looseness or detachment, ensuring firmness and reliability during use; An installation hole one is provided on the blade mounting seat 4. A blade 6 is provided on the blade mounting seat 4. An installation hole two is provided on the blade. The blade mounting seat 4 and the blade 6 are fixedly connected by a bolt. A screwdriver mounting seat 7 is provided on the rear cover 3. A screwdriver 8 is provided on the screwdriver mounting seat 7.
[0021] Furthermore, an internal thread is provided inside the end of the handle 1, and an external thread for cooperating with the internal thread is provided on the rear cover 5. The handle 1 and the rear cover 3 are connected by screw threads. When using a screwdriver, just rotate the rear cover.
[0022] Furthermore, a card slot 9 is provided at the end of the handle 1, and a buckle 10 is provided on the rear cover 3. The buckle 10 is a pressing buckle. The handle 1 and the rear cover 3 are snap-connected by the card slot 9 and the buckle 10. When removing the rear cover from the handle, press the buckle on the card slot downwards to separate the handle from the buckle.
[0023] Furthermore, an upper buckle 11 is provided inside the end of the handle 1, and a lower buckle 12 is provided inside the rear cover 3. The handle 1 and the rear cover 3 are rotationally locked by the upper buckle 11 and the lower buckle 12. Insert the rear cover into the inside of the handle and rotate the rear cover so that the lower buckle 12 on the rear cover locks with the upper buckle 11 on the handle.
[0024] Furthermore, a handle 13 is provided on the rear cover 5, and a rope or the like can be tied to the handle for convenient carrying.
[0025] Furthermore, an extension rod 14 is provided on the screwdriver mounting seat 7, and the screwdriver 8 is provided on the extension rod 14. Through the design of the extension rod, the screwdriver can enter deeper positions more easily.
[0026] Usage method: First, detach the rear cover from the handle, then install the screwdriver on the screwdriver mounting seat on the rear cover, then install the blade on the blade mounting seat, and then use bolts to fix the blade and the blade mounting seat. During the fixing process, use the screwdriver for tightening work to complete the whole work.
[0027] In summary, the utility model is provided with a screwdriver on the rear cover, which can be used to quickly replace the blade on the blade mounting seat. And an extension rod is provided on the screwdriver mounting seat, and the screwdriver is mounted on the extension rod to increase the operating length of the screwdriver, enabling the operator to more easily reach deep or inaccessible positions; the utility model has a simple structure and strong practicability, and is worthy of promotion.
[0028] The above are only the preferred embodiments of the utility model. It should be pointed out that for those skilled in the art, without departing from the concept of the utility model, several deformations and improvements can be made, which should also be regarded as the protection scope of the utility model, and these will not affect the implementation effect of the utility model and the practicability of the patent.
[0029] It should be noted that, without conflict, the embodiments in the utility model and the features in the embodiments can be combined with each other. In the description of the utility model, it should be understood that the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus cannot be understood as a limitation to the utility model. In addition, the terms "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the quantity of the indicated technical features. Thus, the features defined with "first", "second", etc. can explicitly or implicitly include one or more of such features. In the description of the utility model, unless otherwise specified, the meaning of "a plurality" is two or more.
[0030] In the description of the utility model, it should be noted that unless otherwise clearly specified and limited, the terms "mounted", "connected", "coupled" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the utility model can be understood through specific situations.
Claims
1. A cleaning knife, characterized in that: The invention comprises a handle (1) and a rod body (2), wherein the rear end of the rod body (2) is fixedly connected to the front end of the handle (1), and the end of the handle (1) is provided with a rear cover (3), and the connection between the rear cover (3) and the handle (1) is one of a threaded connection, a clamping connection or a rotational locking connection; the front section of the rod body (2) is provided with a blade mounting seat (4), and the blade mounting seat (4) and the rod body (2) are fixedly connected by a rivet (5); the blade mounting seat (4) is provided with a first mounting hole, and a blade (6) is provided on the blade mounting seat (4), and the blade is provided with a second mounting hole, and the blade mounting seat (4) and the blade (6) are fixedly connected by bolts; the rear cover (3) is provided with a screwdriver mounting seat (7), and a screwdriver (8) is provided on the screwdriver mounting seat (7).
2. A cleaning knife according to claim 1, characterized in that: An internal thread is provided at the end of the handle (1), and an external thread matching the internal thread is provided on the rear cover (3). The handle (1) and the rear cover (3) are connected via threads.
3. A cleaning knife according to claim 1, characterized in that: A slot (9) is provided at the end of the handle (1), and a buckle (10) is provided on the back cover (3). The buckle (10) is a press buckle, and the handle (1) and the back cover (3) are connected by the slot (9) and the buckle (10).
4. The cleaning knife according to claim 1, characterized in that: An upper buckle (11) is provided inside the end of the handle (1), and a lower buckle (12) is provided inside the back cover (3). The handle (1) and the back cover (3) are locked and connected via the upper buckle (11) and the lower buckle (12).
5. The cleaning knife according to claim 1, characterized in that: The rear cover (3) is provided with a handle (13).
6. The cleaning knife according to claim 1, characterized in that: An extension rod (14) is provided on the screwdriver mounting seat (7), and the screwdriver (8) is arranged on the extension rod (14).