A comb for a pitch change
By designing a comb with varying tooth density and adjusting the tooth spacing and cleaning mechanism, the limitations of comb usage and cleaning issues are solved, creating a multi-functional comb that adapts to different hair types and hairstyles, and reducing waste.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- HENAN RUIFU IND CO LTD
- Filing Date
- 2025-06-10
- Publication Date
- 2026-07-07
AI Technical Summary
The fixed shape and density of the teeth in existing combs limit their use, requiring the purchase of multiple combs with different shapes and densities, which is a waste of money.
Design a comb with adjustable density, which adjusts the density between the comb teeth and the comb body through an adjustment mechanism, and is equipped with a cleaning mechanism to remove dirt, so as to achieve flexible adjustment of the comb teeth and keep them clean.
This expands the practicality of combs, allowing them to adapt to different hair types and hairstyles, reducing the waste of buying multiple combs, and keeping combs clean and hygienic.
Smart Images

Figure CN224461257U_ABST
Abstract
Description
Technical Field
[0001] This utility model relates to the field of comb technology, specifically to a comb with varying density. Background Technology
[0002] Combs are one of the most commonly used tools in people's lives. Combs can be made in various shapes according to people's needs and preferences, and the shape and density of the comb teeth can also be selected. However, the shape and density of the comb teeth of each comb are fixed, so people often need to buy multiple combs with different shapes and densities.
[0003] For example, the comb provided in Chinese patent application number 202021078202.5 includes a comb body and a decorative part. The comb body has several side-by-side comb teeth. The end of the comb body away from the comb teeth is fixedly connected to the decorative part. The decorative part is a ceramic decorative part with a colored pattern on its surface. The end of the comb body away from the comb teeth has a locking part, and the decorative part has a locking position part. The locking part and the locking part are fixedly connected by an interference fit. The locking part is a boss, and the locking part is a groove. The boss and the groove are fixedly connected by an interference fit. The decorative part is made of high-strength nanocrystalline ceramic, and the comb body is made of wood. The decorative piece can be made of any of the following materials: animal bone, metal, and plastic. The outline of the end of the decorative piece furthest from the comb teeth is an arc shape, and the connection between the comb body and the decorative piece is smoothly transitioned. This technical solution consists of a comb body and a decorative piece, with a simple structure. The decorative piece is a ceramic decorative piece with different patterns on its surface. The ceramic decorative piece can be hand-painted with colored glaze or printed with decals, resulting in beautiful patterns, low price, diverse colors, and patterns that are not easily detached, thus improving the comb's aesthetics. The comb body and the decorative piece are connected by a snap-fit method, which is simple and effective. The comb body and the decorative piece are also securely connected by an interference fit between a boss and a groove, resulting in high connection strength and easy installation.
[0004] However, the following problems still exist in this technical solution: the shape and density of the comb teeth in this technical solution are fixed, which has certain limitations when used. Therefore, people often have to buy multiple combs with different shapes and densities, which wastes money. Utility Model Content
[0005] The purpose of this invention is to provide a comb with adjustable density, which can adjust the density between the comb teeth and the comb body to suit different hair types and hairstyles, thus expanding its practicality. It also has a cleaning mechanism to clean dirt from the comb body and teeth, ensuring the cleanliness of the comb body and teeth, thereby solving the above-mentioned shortcomings in the technology.
[0006] To achieve the above objectives, this utility model provides the following technical solution: a comb with adjustable density, comprising a comb body, a connecting plate at the top of the comb body, a plurality of comb teeth at the bottom of the connecting plate, the bottom ends of the comb teeth penetrating through the comb body and extending out of the bottom of the comb body, an adjustment mechanism for moving the comb teeth on the comb body, and a second handle fixedly provided on one side of the comb body.
[0007] Preferably, the adjustment mechanism includes a first placement groove inside the comb body and a second placement groove inside the comb body. A rack is inserted into the first placement groove, and the top end of the rack is fixedly connected to the bottom of the connecting plate. A gear is provided inside the second placement groove, and the rack meshes with the gear to drive the comb teeth to move.
[0008] Preferably, a first rotating shaft is movably connected inside the second placement groove via a bearing. The first rotating shaft passes through a gear and is fixedly connected to the gear. The front end of the first rotating shaft passes through the comb body and extends out of the front side of the comb body. A first handle is fixedly provided at the front end of the first rotating shaft for driving the gear to rotate.
[0009] Preferably, the second handle is provided with a cleaning mechanism for cleaning dirt on the comb body and comb teeth. The cleaning mechanism includes a third placement slot inside the second handle, a brush inserted into the third placement slot, a fourth placement slot on one side of the brush, and a cover cap inserted into one side of the second handle for cleaning dirt on the comb body and comb teeth.
[0010] Preferably, a connecting rope is provided on one side of the second handle, and a second rotating shaft is movably connected to both sides of the second handle via bearings. A fifth placement groove is provided on both sides of the connecting rope, and the second rotating shaft is inserted into the fifth placement groove for convenient storage of the comb body.
[0011] The technical effects and advantages provided by this utility model in the above technical solution are as follows:
[0012] 1. Turn the first handle, which drives the first shaft to rotate. The first shaft can drive the connecting plate to move, and the moving connecting plate can drive the comb teeth to move. By adjusting the density between the comb teeth and the comb body, it can be adapted to different hair types and hairstyles, thus expanding its practicality.
[0013] 2. Pull the cover cap out from the second handle side, then insert your fingers into the fourth placement slot to pull the brush out from the third placement slot. Use the brush to clean the dirt on the comb body and teeth, ensuring the cleanliness of the comb body and teeth.
[0014] 3. Rotate the connecting rope until it is parallel to the second handle, and then hang the utility model on the wall for storage using the connecting rope to avoid taking up space. Attached Figure Description
[0015] To more clearly illustrate the technical solutions in the embodiments of this application or the prior art, the drawings used in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in this utility model. For those skilled in the art, other drawings can be obtained based on these drawings.
[0016] Figure 1 This is a front view of the present invention;
[0017] Figure 2 This is a schematic diagram of the adjusted structure of this utility model;
[0018] Figure 3 This is a schematic diagram of the adjustment mechanism of this utility model;
[0019] Figure 4 This is a cross-sectional view of the comb body of this utility model;
[0020] Figure 5 This is a schematic diagram of the cleaning mechanism of this utility model;
[0021] Figure 6 This is a schematic diagram of the connecting rope of this utility model.
[0022] Explanation of reference numerals in the attached figures:
[0023] 1. Comb body, 2. Connecting plate, 3. Comb teeth;
[0024] 4 Adjustment mechanism, 401 First placement slot, 402 Second placement slot, 403 Rack, 404 Gear, 405 First rotating shaft, 406 First handle;
[0025] 5. The second-in-command;
[0026] 6 Cleaning mechanism, 601 Third placement slot, 602 Brush, 603 Fourth placement slot, 604 Covering cap;
[0027] 7 Connecting rope, 8 Second rotating shaft, 9 Fifth placement slot. Detailed Implementation
[0028] To enable those skilled in the art to better understand the technical solution of this utility model, the present utility model will be further described in detail below with reference to the accompanying drawings.
[0029] This utility model provides, for example Figure 1-6The comb shown includes a comb body 1, a connecting plate 2 at the top of the comb body 1, a plurality of comb teeth 3 at the bottom of the connecting plate 2, the bottom ends of the comb teeth 3 penetrating through the comb body 1 and extending out of the bottom of the comb body 1, an adjustment mechanism 4 for moving the comb teeth 3 on the comb body 1, and a second handle 5 fixedly provided on one side of the comb body 1.
[0030] like Figure 3 , 4 As shown, the adjustment mechanism 4 includes a first placement groove 401 opened inside the comb body 1, and a second placement groove 402 opened inside the comb body 1. A rack 403 is inserted into the first placement groove 401, and the top end of the rack 403 is fixedly connected to the bottom of the connecting plate 2. A gear 404 is provided inside the second placement groove 402, and the rack 403 meshes with the gear 404.
[0031] like Figure 3 , 4 As shown, a first rotating shaft 405 is movably connected inside the second placement groove 402 via a bearing. The first rotating shaft 405 passes through the gear 404 and is fixedly connected to the gear 404. The front end of the first rotating shaft 405 passes through the comb body 1 and extends out of the front side of the comb body 1. A first handle 406 is fixedly provided at the front end of the first rotating shaft 405.
[0032] Rotating the first handle 406 causes the first rotating shaft 405 to rotate. Under the action of the gear 404 and the rack 403, the first rotating shaft 405 can drive the connecting plate 2 to move. The movement of the connecting plate 2 can drive the comb teeth 3 to move. By adjusting the density between the comb teeth 3 and the comb body 1, it can adapt to different hair types and hairstyles, thus expanding its practicality. Short hair is relatively short and neat. The comb body 1 with denser teeth can better comb short hair, making the hair smoother and neater, and less likely to become messy or stick up. Long hair is prone to tangling. When combing long hair, the comb body 1 with more sparser teeth can pass through the hair more easily, reducing the pulling and damage to the hair, and making the combing process smoother.
[0033] like Figure 5 As shown, the second handle 5 is provided with a cleaning mechanism 6 for cleaning dirt on the comb body 1 and comb teeth 3. The cleaning mechanism 6 includes a third placement groove 601 opened inside the second handle 5. A brush 602 is inserted into the third placement groove 601. A fourth placement groove 603 is opened on one side of the brush 602. A cover cap 604 is inserted into one side of the second handle 5.
[0034] Pull the cover cap 604 to remove it from the second handle 5 side. Then insert your fingers into the fourth placement slot 603 to pull the brush 602 out from the third placement slot 601. Use the brush 602 to clean the dirt on the comb body 1 and comb teeth 3, ensuring the cleanliness of the comb body 1 and comb teeth 3.
[0035] like Figure 6 As shown, a connecting rope 7 is provided on one side of the second handle 5, and a second rotating shaft 8 is movably connected to both sides of the second handle 5 through bearings. A fifth placement groove 9 is provided on both sides of the connecting rope 7, and the second rotating shaft 8 is inserted into the fifth placement groove 9.
[0036] Rotate the connecting rope 7 until it is parallel to the second handle 5, and then hang the utility model on the wall for storage using the connecting rope 7 to avoid taking up space.
[0037] The foregoing description only illustrates certain exemplary embodiments of the present invention. Undoubtedly, those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.
Claims
1. A comb with varying density, comprising a comb body (1), characterized in that: The comb body (1) has a connecting plate (2) at the top and multiple comb teeth (3) at the bottom. The bottom ends of the comb teeth (3) penetrate the comb body (1) and extend out of the bottom of the comb body (1). The comb body (1) is provided with an adjustment mechanism (4) that drives the comb teeth (3) to move. The adjustment mechanism (4) includes a first placement groove (401) inside the comb body (1), a second placement groove (402) inside the comb body (1), a rack (403) inserted into the first placement groove (401), the top of the rack (403) being fixedly connected to the bottom of the connecting plate (2), and a gear (404) inside the second placement groove (402), the rack (403) meshing with the gear (404).
2. The comb with varying density according to claim 1, characterized in that: The second placement slot (402) is movably connected to a first rotating shaft (405) via a bearing. The first rotating shaft (405) passes through a gear (404) and is fixedly connected to the gear (404). The front end of the first rotating shaft (405) passes through the comb body (1) and extends out of the front side of the comb body (1). The front end of the first rotating shaft (405) is fixedly provided with a first handle (406).
3. The comb with varying density according to claim 1, characterized in that: A second handle (5) is fixedly provided on one side of the comb body (1).
4. A comb with varying density according to claim 3, characterized in that: The second handle (5) is equipped with a cleaning mechanism (6) for cleaning dirt on the comb body (1) and comb teeth (3); The cleaning mechanism (6) includes a third placement slot (601) inside the second handle (5), a brush (602) is inserted inside the third placement slot (601), a fourth placement slot (603) is opened on one side of the brush (602), and a cover cap (604) is inserted on one side of the second handle (5).
5. A comb with varying density according to claim 3, characterized in that: The second handle (5) has a connecting rope (7) on one side.
6. A comb with varying density according to claim 5, characterized in that: The second handle (5) is movably connected to the second rotating shaft (8) on both sides by bearings. The connecting rope (7) is provided with the fifth placement groove (9) on both sides. The second rotating shaft (8) is inserted into the fifth placement groove (9).