Knife rest, knife storage device and dish washing machine

By designing a knife holder including a base, accommodation slot and restraint, the problem that existing dishwasher cannot clean the tool is solved, and the effective cleaning and storage of the tool is achieved, avoiding the risk of coating damage and injury during storage.

CN222584443UActive Publication Date: 2025-03-11WUHU MIDEA SMART KITCHEN APPLIANCE MFG CO LTD
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Patent Information

Application Number
CN202323386187.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2023-12-12
Publication Date
2025-03-11
Estimated Expiration
2033-12-12

AI Technical Summary

Technical Problem

Existing dishwashers cannot effectively clean the knives, which makes it easy to scratch the coating of the bowl basket or hurt people when stored, and breed bacteria, limiting the promotion and application of dishwashers.

Method used

A tool holder is designed, including a base body, accommodating groove and a restraint. By stably assembling the tool holder on the bowl basket, effective cleaning and storage of the tool is achieved.

Benefits of technology

By placing the tool in the storage groove of the knife holder, the tool is avoided from contact with the bowl basket, the coating is prevented from being damaged, and the stability of the knife holder is ensured through the design of the restraint, the risk of injury during storage is avoided, and the effective cleaning of the knife is achieved.

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Abstract

The utility model belongs to the technical field of household appliances, particularly relates to a knife rest, a knife storage device and a dish-washing machine, and aims to solve the technical problem that knives cannot be put into the dish-washing machine to be cleaned to a certain extent. The tool rest comprises a base body, the base body is provided with a containing groove for storing a tool and at least two restraining parts, the restraining directions of the at least two restraining parts are different, and at least one restraining part is arranged at the bottom of the base body. By means of the bowl basket, the cutter can be cleaned, the phenomenon that the cutter makes contact with the bowl basket, and consequently a coating of the bowl basket is scratched is avoided, in addition, the phenomenon that the cutter is prone to hurting people when stored can be avoided, and good practicability is achieved.
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Description

Technical Field

[0001] The present application belongs to the technical field of household appliances, and in particular relates to a knife holder, a knife storage device and a dishwasher. Background Art

[0002] With the popularity of dishwashers, more and more consumers will put all kinds of kitchen utensils in the dishwasher for cleaning. However, knives that breed various bacteria cannot be put into the dishwasher for cleaning because they can easily scratch the coating of the bowl basket and hurt people. This also limits the further promotion and application of dishwashers. Summary of the invention

[0003] The present application provides a knife holder, a knife storage device and a dishwasher, aiming to at least to some extent solve the technical problem that knives cannot be put into a dishwasher for cleaning.

[0004] In a first aspect of the present application, there is provided a tool holder, comprising: a base body, the base body being provided with a receiving groove for storing a tool and at least two restraining parts, at least two of the restraining parts having different restraining directions, and at least one of the restraining parts being provided at the bottom of the base body.

[0005] The knife holder provided by the present application has a receiving groove for storing knives on the base of the knife holder, so that the knives can be placed on the base to avoid contact between the knives and the bowl basket, thereby avoiding scratching the coating of the bowl basket. In addition, the knife surface can also be inserted into the receiving groove to avoid the phenomenon that the knives are easily injured when stored. Since at least two restraining parts are provided on the base of the knife holder, at least one of the restraining parts is provided at the bottom of the base, so that the knife holder can be connected to the basket bar at the bottom of the bowl basket through the restraining part, and since the restraining directions of the two restraining parts are different, the knife holder can be stably assembled on the bowl basket, so that the knife can be assembled on the bowl basket through the knife holder to clean the knife, which has good practicality.

[0006] In some embodiments, two restraining parts are provided, and both restraining parts are provided at the bottom of the base, so that the knife holder can be stably assembled on the bottom of the bowl basket through the two restraining parts at the bottom.

[0007] In some embodiments, the restraining directions of the two restraining parts are perpendicular to each other, so that the knife holder can be mounted at the intersection of the basket bars at the bottom of the bowl basket.

[0008] In some embodiments, the base includes: a base; two columns, which are arranged on the top of the base relative to each other, and the two columns and the base are configured to form the accommodating groove to limit the placement position of the tool.

[0009] In some embodiments, the top end of at least one of the pillars is bent away from the top end of another pillar to facilitate placement of the tool in the receiving slot.

[0010] In some embodiments, under the condition that the two restraining parts are both arranged at the bottom of the base, two first positioning grooves are arranged at the bottom of the base to respectively clamp on the basket bars in different directions of the bottom of the bowl basket, and the two first positioning grooves are configured as two restraining parts.

[0011] In some embodiments, the two first positioning grooves are cross-shaped, L-shaped or T-shaped.

[0012] In some embodiments, under the condition that one of the constraint portions is provided at the bottom of the base and the other constraint portion is provided at the side of the base, a second positioning groove is provided at the bottom of the base to be clamped on the basket bar at the bottom of the bowl basket, and the second positioning groove is configured as one of the constraint portions; one of the columns is provided with a third positioning groove to be clamped on the basket bar on the side of the bowl basket, and the third positioning groove is configured as another constraint portion, so that the knife holder can be assembled in the area where the bottom of the bowl basket and the side of the bowl basket intersect.

[0013] In some embodiments, the column provided with the third positioning groove is connected to one end of the top of the base.

[0014] In a second aspect of the present application, the present application further provides a tool storage device, the tool storage device comprising: more than two of the above-mentioned tool holders, wherein the center lines of the receiving grooves of the two or more of the tool holders are located on or nearly located on the same straight line.

[0015] The tool storage device provided by the present application has the center lines of the receiving grooves of more than two tool holders located on or nearly on the same straight line, so that the tools can be supported by more than two tool holders, that is, the tools can be assembled on the bowl basket through more than two tool holders to clean the tools and avoid contact between the tools and the bowl basket, which may cause scratches on the bowl basket coating. The tool surface can also be inserted into the receiving groove to avoid the phenomenon of easy injury to people when the tools are stored, and the device has good practicality.

[0016] In some embodiments, two adjacent tool holders are connected via a connecting piece.

[0017] In a third aspect of the present application, the present application further provides a dishwasher, comprising a bowl basket and the above-mentioned knife storage device, wherein the knife storage device is installed on the bowl basket.

[0018] The dishwasher provided in the present application has good practicality because the knives can be assembled on the bowl basket through two or more knife holders to clean the knives and avoid the knives contacting the bowl basket and scratching the bowl basket coating. The knife surface can also be inserted into the receiving groove to avoid the phenomenon of easy injury to people when the knives are stored. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0020] Figure 1 A schematic diagram of the structure of a tool holder in one or more embodiments of the present application is shown;

[0021] Figure 2 Shows Figure 1 A schematic diagram of the main view;

[0022] Figure 3 Shows Figure 1 A side view schematic diagram of

[0023] Figure 4 Shows Figure 1 The schematic diagram of the assembly of the knife holder on the bowl basket is shown;

[0024] Figure 5 Shows Figure 4 A magnified schematic diagram of point A;

[0025] Figure 6 A schematic diagram showing the placement of knives on a bowl basket is shown;

[0026] Figure 7 Shows a schematic structural diagram of a tool holder in some other embodiments of the present application;

[0027] Figure 8 Shows Figure 7 A schematic diagram of the main view;

[0028] Fig. 9 Shows Figure 7 The schematic diagram of the assembly of the knife holder on the bowl basket is shown;

[0029] Fig.10 Shows Figure 6 An enlarged schematic diagram of point B.

[0030] Description of reference numerals:

[0031] Tool holder - 1;

[0032] Base body 11, first base 111, first positioning groove 112, first column 113, second base 114, second column 115, third column 116, second positioning groove 117, third positioning groove 118, receiving groove 119, first buckle portion 1110, second buckle portion 1111, and clamping block 1112;

[0033] Bowl basket - 2, basket bars - 21;

[0034] Knives - 3. DETAILED DESCRIPTION

[0035] In order to make the technical personnel in the technical field to which the present application belongs to understand the present application more clearly, the technical scheme in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in the field without creative work are within the scope of protection of the present application.

[0036] In the related art, a dishwasher is usually provided with a bowl basket, which is used to hold tableware. When cleaning tableware, the tableware is placed in the bowl basket of the dishwasher, and the tableware is taken out of the bowl basket after cleaning. However, when cleaning knives, the plastic layer of the bowl rack is easily scratched when taking and placing the knives. After the plastic layer is scratched, it will inevitably cause the dishwasher to rust over time, affecting the operation of the dishwasher. In addition, the knives will turn red during the process of storing in the bowl basket, which is also easy to hurt people. For the above reasons, knives that breed various bacteria cannot be put into the dishwasher for cleaning, which also limits the further promotion and application of dishwashers.

[0037] Based on the above problems, the present application provides a knife holder, a knife storage device and a dishwasher, aiming to at least to some extent solve the technical problem that knives cannot be put into a dishwasher for cleaning.

[0038] In a first aspect of the present application, the present application provides a tool holder.

[0039] Figure 1 1 shows a schematic diagram of the structure of a tool holder in one or more embodiments of the present application. Figure 2 Shows Figure 1 The main schematic diagram of Figure 3 Shows Figure 1 Schematic side view of the combination Figure 1-Figure 3 The tool holder 1 includes a base body 11 , which is provided with a receiving groove 119 for storing the tool 3 and at least two restraining parts, the restraining directions of the two restraining parts are different, and at least one restraining part is arranged at the bottom of the base body 11 .

[0040] The knife holder 1 provided in the present application has a receiving groove 119 for storing the knife 3 on the base 11 of the knife holder 1, so that the knife 3 can be placed on the base 11 to avoid the knife 3 contacting the bowl basket 2 and scratching the coating of the bowl basket 2; in addition, the knife surface can also be inserted into the receiving groove 119 to avoid the knife 3 from easily hurting people when stored; since two restraining parts are provided on the base 11 of the knife holder 1, at least one of the restraining parts is provided at the bottom of the base 11, so that the knife holder 1 can be connected to the basket bar 21 at the bottom of the bowl basket 2 through the restraining part, and since the restraining directions of the two restraining parts are different, the knife holder 1 can be stably assembled on the bowl basket 2, so that the knife 3 can be assembled on the bowl basket 2 through the knife holder 1 to clean the knife 3, which has good practicality.

[0041] In some embodiments, two restraining parts may be provided, and both restraining parts are provided at the bottom of the base 11. The restraining directions of the two restraining parts may be perpendicular to each other, so that the knife holder 1 can be assembled at the intersection of the basket bars 21 at the bottom of the bowl basket 2 through the two restraining parts.

[0042] In some other embodiments, the restraining parts can be provided at two locations, one restraining part is provided at the bottom of the base, and the other restraining part is provided at the side of the base, so that the tool holder 1 can be assembled in the area where the bottom of the bowl basket 2 and the side of the bowl basket 2 intersect.

[0043] Based on the above design ideas, this application provides two specific embodiments.

[0044] Embodiment 1:

[0045] Figure 4 Shows Figure 1 The assembly diagram of the knife holder on the bowl basket is shown. Figure 5 Shows Figure 4 A magnified schematic diagram of the combined Figure 1-Figure 5 In the first embodiment, two restraining parts may be provided, and both restraining parts are provided at the bottom of the base 11, so that the knife holder 1 can be stably assembled at the bottom of the bowl basket 2 through the two restraining parts at the bottom.

[0046] Under the condition that both the restraining parts are arranged at the bottom of the base 11, in some embodiments, the restraining directions of the two restraining parts are perpendicular, so that the tool holder 1 can be assembled at the intersection of the basket bars 21 at the bottom of the bowl basket 2 through the two restraining parts. If the angle between the two basket bars 21 at the intersection of the basket bars 21 at the bottom of the bowl basket 2 is not a right angle, the angle between the restraining directions of the two restraining parts is also set accordingly, which is not limited here.

[0047] Based on the above design ideas, combined with Figure 1-Figure 3The base 11 includes a first base 111, and two first positioning grooves 112 are arranged at the bottom of the first base 111. The two positioning grooves of the first base 111 are respectively clamped on the basket bars 21 in different directions of the bottom of the bowl basket 2, so that the first base 111 can be stably assembled on the bottom of the bowl basket 2. The two first positioning grooves 112 can be configured as two restraining parts.

[0048] Combination Figure 1-Figure 5 In some embodiments, the two first positioning grooves 112 can be arranged vertically, so that the tool holder 1 can be assembled at the intersection of the basket bars 21 at the bottom of the bowl basket 2 through the two restraining parts. If the angle between the two basket bars 21 at the intersection of the basket bars 21 at the bottom of the bowl basket 2 is not a right angle, the angle between the two first positioning grooves 112 is also set accordingly, and there is no limitation here.

[0049] Combination Figure 1 In some embodiments, the two first positioning grooves 112 may be cross-shaped. Under this condition, the first base 111 is also cross-shaped accordingly. In other embodiments, the two first positioning grooves 112 may also be L-shaped or T-shaped, and the first base 111 is also L-shaped or T-shaped accordingly.

[0050] Combination Figure 1-Figure 3 In some embodiments, a clamping block 1112 may be provided at the bottom of the first base 111 , and an opening is provided at the bottom of the clamping block 1112 , which may serve as an opening of the first positioning groove 112 to assemble the basket bar 21 .

[0051] Combination Figure 1-Figure 3 In some embodiments, a first buckle portion 1110 may be provided at the opening of the side wall of the first positioning groove 112, and the gap between the first buckle portions 1110 on both sides is smaller than the diameter of the basket bar 2. When the basket bar 21 is buckled in the first positioning groove 112, the first buckle portions 1110 on both sides can lock the basket bar 21, further improving the reliability of the assembly of the knife holder 1 on the bowl basket 2.

[0052] Figure 6 The figure shows the placement of knives on the basket. Figure 6 In some embodiments, the base 11 may further include two first columns 113, the two first columns 113 are relatively arranged on the top of the base, the two first columns 113 and the base are configured to form the above-mentioned receiving groove 119, and the tool 3 is placed in the receiving groove 119. The setting of the two first columns 113 can limit the placement position of the tool 3 to avoid the tool 3 contacting the bowl basket 2 and causing the coating of the bowl basket 2 to be scratched.

[0053] Combination Figure 1-Figure 3In some embodiments, the top of at least one first column 113 is bent in a direction away from the top, so that the opening of the receiving groove 119 can be enlarged to facilitate the placement of the tool 3 in the receiving groove 119. For example, the tops of the two first columns 113 are bent in directions away from the top, so that the opening of the receiving groove 119 forms a V shape; or only the top of one first column 113 is bent in a direction away from the top, which is not limited here.

[0054] It should be noted that the first base 111 and the first column 113 constituting the base 11 of this embodiment can be made of an integrally formed structure, or can be detachably connected in a plug-in manner to facilitate transportation and packaging, which is not limited here.

[0055] Embodiment 2:

[0056] Figure 7 Schematic diagrams showing the structure of tool holders in other embodiments of the present application are shown. Figure 8 Shows Figure 7 The main schematic diagram of Fig. 9 Shows Figure 7 The assembly diagram of the knife holder on the bowl basket is shown. Fig.10 Shows Fig. 9 Enlarged schematic diagram of point B. Figure 7-Figure 10 In the second embodiment, two restraining parts are provided, namely a first restraining part and a second restraining part. The first restraining part is provided at the bottom of the base 11, and the second restraining part is provided at the side of the base 11, so that the knife holder 1 is assembled on the basket bar 21 at the bottom of the bowl basket 2 through the first restraining part, and the second restraining part is assembled on the basket bar 21 at the side of the bowl basket 2, so that the knife holder 1 can be assembled in the area where the bottom of the bowl basket 2 and the side of the bowl basket 2 intersect.

[0057] Combination Figure 7 as well as Figure 8 In some embodiments, the base 11 includes a second base 114 and a second column 115, wherein a second positioning groove 117 is provided at the bottom of the second base 114, and the second base 114 is clamped on the basket bar 21 at the bottom of the bowl basket 2 through the second positioning groove 117, and the second positioning groove 117 is configured as a first constraint portion; the second column 115 is connected to the top of one end of the second base 114, so that the second column 115 and the second base 114 form an L-shaped structure, and the other end of the second column 115 facing away from the second base 114 (that is, the outer side of the second column 115) is provided with a third positioning groove 118, so that the second column 115 can be clamped on the basket bar 21 on the side of the bowl basket 2 through the third positioning groove 118, and the third positioning groove 118 is configured as a second constraint portion.

[0058] Combination Figure 7-Figure 8In some embodiments, a clamping block 1112 may also be provided at the bottom of the second base 114 and the outer side of the second column 115, and an opening is provided at the bottom of the clamping block 1112, which can serve as the opening of the second positioning groove-117 and the third positioning groove-118 to assemble the basket bar 21.

[0059] Combination Figure 7-Figure 8 In some embodiments, a second buckle portion 1111 may be provided at the opening of the side wall of the second positioning groove 117 and the third positioning groove 118, and the gap between the first buckle portions 1111 on both sides is smaller than the diameter of the basket bar 2. When the basket bar 21 is buckled in the second positioning groove 117 or the third positioning groove 118, the second buckle portions 1111 on both sides can lock the basket bar 21, further improving the reliability of the assembly of the knife holder 1 on the bowl basket 2.

[0060] Combination Figure 7 as well as Figure 8 In some embodiments, the base 11 may further include a third column 116, which is connected to the top of the base. The second column 115, the third column 116 and the second base 114 are configured to form a receiving groove 119, and the knife 3 is placed in the receiving groove 119. The second column 115 and the third column 116 can limit the placement of the knife 3 to avoid the knife 3 contacting the bowl basket 2 and scratching the coating of the bowl basket 2.

[0061] Combination Figure 7 And in 8, in some embodiments, the top end of the third column 116 can be bent in a direction away from the second column 115, so that the opening of the receiving groove 119 can be enlarged to facilitate the placement of the tool 3 in the receiving groove 119.

[0062] It should be noted that the second base 114, the second column 115 and the third column 116 constituting the base 11 of this embodiment can be made of an integrally formed structure, or can be detachably connected by plugging to facilitate transportation and packaging, which is not limited here.

[0063] In a second aspect of the present application, the present application also provides a tool storage device. Figure 5-Figure 7 as well as Figure 9-10 The tool storage device includes more than two tool holders 1, and the center lines of the receiving grooves 119 of the two or more tool holders 1 are located on or nearly on the same straight line.

[0064] The tool storage device provided by the present application has the center lines of the receiving grooves 119 of more than two tool holders 1 located on or nearly on the same straight line, so that the tool 3 can be supported by more than two tool holders 1, that is, the tool 3 can be assembled on the bowl basket 2 through more than two tool holders 1 to clean the tool 3 and avoid the contact between the tool 3 and the bowl basket 2, which may cause the coating of the bowl basket 2 to be scratched. The blade surface can also be inserted into the receiving groove 119 to avoid the tool 3 from easily injuring people when being stored, and has good practicality.

[0065] In some embodiments, the knife holder 1 included in the knife storage device provided in the present application is not directly connected to the knife holder 1. Therefore, the knife holder 1 can be assembled at a suitable position of the bowl basket 2 according to the length of the knife 3 to be cleaned. The position of the knife holder 1 is adjustable to adapt to the cleaning of knives 3 of different sizes and shapes, and the position of the knife 3 can be adjusted at any time according to other tableware inside the dishwasher. The knife 3 is facing downward when being taken and placed, which is convenient, hygienic and safe, and has good practicality.

[0066] It should be noted that the tool storage device may include two identical tool holders 1 or two different tool holders 1, that is, the tool storage device may be composed of the tool holders 1 shown in Example 1 or the tool holders 1 shown in Example 2, or part of the tool holders 1 may be the tool holders 1 shown in Example 1 and the other part may be the tool holders 1 shown in Example 2, and there is no limitation on this.

[0067] In other embodiments, two adjacent tool holders 1 may be connected by a connecting piece so that the tool storage device can form a whole. The connecting piece may be rod-shaped or block-shaped and connected between the bases 11 of the tool holders 1. Due to the constraint of the connecting piece, the tool storage device can be more stably assembled in the bowl basket 2 to store knives 3 of specific specifications and sizes.

[0068] In a third aspect of the present application, the present application further provides a dishwasher, which includes a bowl basket 2 and the above-mentioned knife storage device, and the knife storage device is installed on the bowl basket 2.

[0069] The dishwasher provided in the present application has good practicality because the knife 3 can be assembled on the bowl basket 2 through more than two knife holders 1 to clean the knife 3 and avoid the knife 3 contacting the bowl basket 2 to scratch the coating of the bowl basket 2. The knife surface can also be inserted into the receiving groove 119 to avoid the knife 3 from easily hurting people when being stored.

[0070] In the present application, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0071] In the description of the present application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise" and "counterclockwise" indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present application.

[0072] In this application, unless otherwise clearly specified and limited, the terms "connection", "fixation", etc. should be understood in a broad sense. For example, "fixation" 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 a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0073] In addition, the descriptions of "first", "second", etc. in this application are only for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" or "second" may explicitly or implicitly include one or more features. In the description of this application, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0074] Although the embodiments of the present application have been shown and described, those skilled in the art will appreciate that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present application, and that the scope of the present application is defined by the claims and their equivalents.

Claims

1. A tool holder, characterized in that: The tool holder comprises: The base body is provided with a receiving groove for storing the tool and at least two restraining parts, the restraining directions of at least two of the restraining parts are different, and at least one of the restraining parts is arranged at the bottom of the base body.

2. The tool holder according to claim 1, characterized in that: The two restraining parts are provided, and both of the two restraining parts are arranged at the bottom of the base.

3. The tool holder according to claim 2, characterized in that: The restraining directions of the two restraining parts are perpendicular to each other.

4. The tool holder according to claim 1, characterized in that: The restraining parts are provided at two locations, one of which is provided at the bottom of the base, and the other is provided at the side of the base.

5. The tool holder according to any one of claims 1 to 4, characterized in that: The substrate comprises: Base; Two upright posts are arranged opposite to each other on the top of the base, and the two upright posts and the base form the receiving groove.

6. The tool holder according to claim 5, characterized in that: The top end of at least one of the pillars is bent away from the top end of another pillar.

7. The tool holder according to claim 5, characterized in that: Under the condition that the two restraining parts are both arranged at the bottom of the base, two first positioning grooves are arranged at the bottom of the base to be respectively clamped on the basket bars in different directions at the bottom of the bowl basket, and the two first positioning grooves are configured as the two restraining parts.

8. The tool holder according to claim 7, characterized in that: The two first positioning grooves are cross-shaped, L-shaped or T-shaped.

9. The tool holder according to claim 5, characterized in that: Under the condition that one of the constraint parts is provided at the bottom of the base and the other constraint part is provided at the side of the base, a second positioning groove is provided at the bottom of the base to be clamped on the basket bar at the bottom of the bowl basket, and the second positioning groove is configured as one of the constraint parts; One of the uprights is provided with a third positioning groove to be clamped on the basket bar on the side of the bowl basket, and the third positioning groove is configured as another of the restraining parts.

10. The tool holder according to claim 9, characterized in that: The column provided with the third positioning groove is connected to one end of the top of the base.

11. A tool storage device, characterized in that: The tool storage device comprises: For the tool holders according to any one of two or more claims 1 to 10, center lines of the receiving grooves of the two or more tool holders are located on or nearly on the same straight line.

12. The tool storage device according to claim 11, characterized in that: Two adjacent tool holders are connected via a connecting piece.

13. A dishwasher, characterized in that: The dishwasher comprises a bowl basket and a knife storage device according to claim 11 or 12, wherein the knife storage device is mounted on the bowl basket.