Multifunctional data collection device for clothing sales behavior analysis
By designing a multifunctional data collection device and integrating rotating components, shooting devices, voice collection devices, etc., the problem of single analysis of traditional clothing sales behavior is solved, and accurate clothing sales operations and efficient sales processes are achieved.
Patent Information
- Application Number
- CN202411575506.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-06
- Publication Date
- 2025-03-28
- Estimated Expiration
- Not applicable · inactive patent
AI Technical Summary
The traditional clothing sales behavior analysis method is single, and accurate clothing sales operations cannot be achieved, which increases sales time and requires consumers to re-analyze each time they spend, affecting sales efficiency.
A multifunctional data collection device is designed, including a rotating component, a shooting device, a voice collection device, a broadcast device, a control module and a scanning component. Through these components, it realizes the multi-faceted collection and analysis of clothing and consumer information, and provides accurate clothing matching suggestions and sales support.
It realizes diversified data collection and accurate analysis of clothing sales behavior, improves the efficiency and accuracy of clothing sales, reduces sales time, and facilitates consumers to choose the right clothing.
Smart Images
Figure CN119722114A_ABST
Abstract
Description
Technical Field
[0001] The invention relates to the technical field of clothing sales, and in particular to a multifunctional data collection device for analyzing clothing sales behavior. Background Art
[0002] Clothing sales refers to the business activity of selling clothing products or services to consumers and obtaining equal returns. Clothing sales is a complex and important business activity. Salespeople need to understand consumer needs, provide high-quality products, communicate effectively, carry out promotional activities and establish brand image. At the same time, they also need to master sales skills such as recommendation skills, fitting skills, objection handling skills and transaction facilitation skills.
[0003] Traditional analysis of clothing sales behavior is mostly based on the mutual communication between guides and consumers or the consumers' own active rotation and notification. The traditional way of acquiring information data of clothing sales behavior is single, and it is not possible to implement accurate clothing sales operations based on the obtained data information, which is not conducive to clothing sales and will increase the time of clothing sales; and traditional analysis of clothing sales behavior is mostly based on on-site operations. Consumers need to conduct clothing sales behavior analysis again every time they make purchases, which is not conducive to clothing sales. Based on the above reasons, the present invention proposes a multifunctional data collection device for clothing sales behavior analysis. Summary of the invention
[0004] The technical problem to be solved by the present invention is to provide a multifunctional data collection device for clothing sales behavior analysis, which has the advantages of diverse data collection functions and convenient sales behavior analysis.
[0005] In order to solve the above technical problems, the present invention provides the following technical solutions: a multifunctional data collection device for clothing sales behavior analysis, comprising a base plate, a rotating assembly is arranged on the front side of the base plate, a mounting plate is fixedly connected to the rear side of the top surface of the base plate, the mounting plate is arranged in an L shape and a shooting device, a voice collection device and a broadcasting device are fixedly connected to the top surface, a mirror is fixedly connected to the front side of the mounting plate, a control panel is fixedly connected to the rear side of the mirror, a control module and a movable plate are arranged between the mounting plate and the mirror, the movable plate is concave and a height adjustment assembly is arranged thereon, and scanning assemblies are arranged on the front and rear side walls of the movable plate.
[0006] Preferably, the control module includes a data collection unit, an analysis unit, a storage unit, a driving unit and an interaction unit; The data collection unit is used to collect all clothing information in the sales store, and can also collect consumer information; The analysis unit is used to analyze the consumer information collected by the data collection unit and provide a specific clothing matching form; The storage unit is used to store the information data collected by the data collection unit, and can also store the consumer's consumption data; The driving unit is used to drive and control each driving member of the data collection device; The interaction unit is used for the mutual communication operation between the consumer and the data collection device, and can realize the interaction between the consumer and the device based on voice.
[0007] Preferably, the clothing information includes clothing size, clothing color, clothing inventory quantity, clothing matching style and clothing pricing, and the consumer information includes consumer body information, wearing information, age information and previous purchase record information.
[0008] Preferably, the rotating component includes an arc groove, an arc groove is opened on the front side of the base plate, a circular plate is movably connected in the arc groove, a ring gear is fixedly connected to the edge of the circular plate near the top surface, a first gear is meshed with one side of the ring gear, a rotating shaft is fixedly connected to the center of the side wall of the first gear, a first motor is fixedly connected to the end of the rotating shaft away from the first gear, and the first motor is fixedly connected to the base plate.
[0009] Preferably, the height adjustment assembly includes a threaded rod, the side wall center thread of the movable plate is connected with the threaded rod, the bottom end of the threaded rod is movably connected to the base plate, the top end of the threaded rod passes through the mounting plate and is fixedly connected to the second motor, the second motor is fixedly connected to the mounting plate, the movable plate is movably connected with vertical rods on both the front and rear sides of the threaded rod, and the two ends of the vertical rod are respectively movably connected to the base plate and the top surface of the mounting plate.
[0010] Preferably, the scanning assembly includes an arc-shaped plate, the upper and lower sides of the arc-shaped plate are movably connected with fixed plates, the fixed plate is fixedly connected to the movable plate, two scanning devices are symmetrically fixedly connected to the inner wall of the arc-shaped plate, a rack is fixedly connected to the outer wall of the arc-shaped plate, a second gear is meshed with one side of the rack, a vertical axis is fixedly connected to the center of the side wall of the second gear, both ends of the vertical axis are movably connected to the fixed plate and a first bevel gear is fixedly connected to the side wall, the first bevel gear is meshed with a second bevel gear, a movable shaft is fixedly connected to the center of the side wall of the second bevel gear, the other end of the movable shaft is fixedly connected to a third motor, and the third motor is fixedly connected to the movable plate.
[0011] Preferably, a fill light is fixedly connected to the mirror surface, and the fill light is arranged in a rectangular shape.
[0012] Preferably, a side plate is fixedly connected to the inner side wall of the arc-shaped groove, an annular groove is formed on the side wall of the circular plate, and the side plate is movably connected to the annular groove.
[0013] Preferably, movable grooves are provided on the upper and lower side walls of the arc-shaped plate, movable blocks are fixedly connected to the fixed plates, and the movable blocks are movably connected to the movable grooves.
[0014] Compared with the prior art, the present invention has at least the following beneficial effects: The present invention is provided with a height adjustment component and a scanning component. The second motor drives the threaded rod to rotate, so that the threaded rod drives the movable plate to perform an upward and downward movement adjustment operation. The third motor drives the curved plate to reciprocate by means of gear transmission. At this time, the scanning device can be used to actively collect consumer information, which is convenient for accurate analysis of consumers and improves the efficiency and accuracy of clothing sales. The present invention is provided with a control module, a control panel, a shooting device, a voice collection device and a broadcasting device. The data collection unit can collect the consumer information scanned by the scanning component on the device, and the shooting device and the voice collection device can collect the information actively provided by the consumer. Then, the data information is analyzed and processed based on the analysis unit, and the analysis and processing results are matched with the data in the storage unit, and the matching results are displayed on the control panel. The consumer can rotate the clothing through the control panel, and the interaction unit can be used to realize the interaction between the consumer and the device, thereby realizing convenient clothing sales operations. In addition, the storage unit can be used to store various data of the consumer during the clothing sales process, which can be directly called when the consumer consumes next time, further improving the accuracy of clothing sales behavior analysis. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] The accompanying drawings, which are incorporated herein and constitute a part of the specification, illustrate embodiments of the present disclosure and, together with the description, further serve to explain the principles of the present disclosure and to enable those skilled in the relevant art to make and use the present disclosure.
[0016] Figure 1 It is a schematic diagram of the front three-dimensional structure of the present invention; Figure 2 It is a side perspective structural schematic diagram of the present invention; Figure 3 It is a cross-sectional three-dimensional structural schematic diagram of the present invention; Figure 4 It is a schematic diagram of the three-dimensional structure of the scanning component of the present invention; Figure 5 It is a schematic diagram of the three-dimensional structure of the rotating assembly of the present invention; Figure 6 It is a schematic diagram of the three-dimensional structure of the height adjustment component of the present invention; Figure 7 It is a structural schematic diagram of the control module of the present invention.
[0017] [Reference Signs] 1. Bottom plate; 2. Rotating assembly; 3. Mounting plate; 4. Shooting device; 5. Voice collection device; 6. Broadcasting device; 7. Mirror; 8. Control panel; 9. Movable plate; 10. Control module; 101. Data collection unit; 102. Analysis unit; 103. Storage unit; 104. Driving unit; 105. Interaction unit; 11. Height adjustment assembly; 12. Scanning assembly; 13. Arc groove; 14. Circular plate; 15. Ring gear ; 16. first gear; 17. rotating shaft; 18. first motor; 19. threaded rod; 20. second motor; 21. vertical rod; 22. arc plate; 23. fixed plate; 24. scanning device; 25. rack; 26. second gear; 27. vertical shaft; 28. first bevel gear; 29. second bevel gear; 30. movable shaft; 31. third motor; 32. fill light; 33. annular groove; 34. side panel; 35. movable groove; 36. movable block.
[0018] As shown in the figure, in order to clearly implement the structure of the embodiment of the present invention, specific structures and devices are marked in the figure, but this is only for illustrative purposes and is not intended to limit the present invention to the specific structure, device and environment. According to specific needs, ordinary technicians in this field can adjust or modify these devices and environments, and the adjustments or modifications made are still included in the scope of the attached claims. DETAILED DESCRIPTION
[0019] A novel building exterior wall system and method provided by the present invention are described in detail below in conjunction with the accompanying drawings and specific embodiments. At the same time, it is explained here that in order to make the embodiments more detailed, the following embodiments are the best and preferred embodiments, and those skilled in the art may also adopt other alternatives to implement some known technologies; and the accompanying drawings are only for more specific description of the embodiments, and are not intended to specifically limit the present invention.
[0020] It should be noted that the references to "one embodiment", "embodiment", "exemplary embodiments", "some embodiments" and the like in the specification indicate that the embodiments described may include specific features, structures or characteristics, but not every embodiment may include the specific features, structures or characteristics. In addition, when a specific feature, structure or characteristic is described in conjunction with an embodiment, it should be within the knowledge of a person skilled in the art to implement such feature, structure or characteristic in conjunction with other embodiments (whether or not explicitly described).
[0021] In general, a term can be understood, at least in part, from its use in context. For example, depending, at least in part, on the context, the term "one or more" as used herein can be used to describe any feature, structure, or characteristic in the singular sense, or can be used to describe a combination of features, structures, or characteristics in the plural sense. Additionally, the term "based on" can be understood as not necessarily intended to convey an exclusive set of factors, but can instead, depending, at least in part, on the context, allow for the presence of other factors that are not necessarily explicitly described.
[0022] It will be understood that the meaning of “on,” “over,” and “above” in this disclosure should be interpreted in the broadest manner, so that “on” means not only “directly on” something, but also includes the meaning of being “on” something with intervening features or layers therebetween, and “on” or “over” means not only “on” or “above” something, but also includes the meaning of being “on” or “above” something with no intervening features or layers therebetween.
[0023] Additionally, spatially relative terms such as "under," "beneath," "lower," "above," "upper," and the like may be used herein for descriptive convenience to describe the relationship of one element or feature to another element or features, as shown in the accompanying drawings. Spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the accompanying drawings. The device may be oriented in other ways, and the spatially relative descriptors used herein may be similarly interpreted accordingly.
[0024] like Figure 1-7 As shown, an embodiment of the present invention provides a multifunctional data collection device for analyzing clothing sales behavior, including a bottom plate 1, a rotating assembly 2 is arranged on the front side of the bottom plate 1, the rotating assembly 2 includes an arc groove 13, an arc groove 13 is opened on the front side of the bottom plate 1, a circular plate 14 is movably connected in the arc groove 13, a ring gear 15 is fixedly connected to the edge of the circular plate 14 near the top surface, a first gear 16 is meshed on one side of the ring gear 15, a rotating shaft 17 is fixedly connected to the center of the side wall of the first gear 16, a first motor 18 is fixedly connected to the end of the rotating shaft 17 away from the first gear 16, and the first motor 18 is fixedly connected to the bottom plate 1; In the technical solution of this embodiment, the first motor 18 is started, and the first motor 18 drives the first gear 16 to rotate through the rotating shaft 17, and the first gear 16 engages the ring gear 15 to rotate, and the ring gear 15 drives the circular plate 14 to rotate, so that consumers can be fully displayed based on the mirror surface 7, and the comprehensive collection of consumer information can be realized through the rotation of the circular plate 14; Furthermore, a side plate 34 is fixedly connected to the inner side wall of the arc groove 13, and an annular groove 33 is opened on the side wall of the circular plate 14. The side plate 34 is movably connected to the annular groove 33, which can improve the stability of the rotation of the circular plate 14 and has a good use effect. A mounting plate 3 is fixedly connected to the rear side of the top surface of the bottom plate 1. The mounting plate 3 is L-shaped and has a shooting device 4, a voice collection device 5 and a broadcasting device 6 fixedly connected to the top surface. A mirror 7 is fixedly connected to the front side of the mounting plate 3. A control panel 8 is fixedly connected to the rear side of the mirror 7. A control module 10 and a movable plate 9 are arranged between the mounting plate 3 and the mirror 7. The control module 10 includes a data collection unit 101, an analysis unit 102, a storage unit 103, a drive unit 104 and an interaction unit 105. The data collection unit 101 is used to collect all clothing information in the sales store, and can also realize the collection of consumer information. The clothing information includes the size of the clothing, the color of the clothing, and the library of the clothing. The data collection unit 101 includes the number of items, clothing matching styles and clothing pricing. The consumer information includes the consumer's body shape information, wearing information, age information and previous purchase record information. The analysis unit 102 is used to analyze the consumer information collected by the data collection unit 101 and provide a specific clothing matching form. The storage unit 103 is used to store the information data collected by the data collection unit 101 and can also store the consumer's consumption data. The driving unit 104 is used to drive and control each driving component of the data collection device. The interaction unit 105 is used for the mutual communication operation between the consumer and the data collection device, and can realize the interaction between the consumer and the device based on voice. Furthermore, a fill light 32 is fixedly connected to the mirror surface 7, and the fill light 32 is arranged in a rectangular shape, so that fill light operation can be performed on the mirror surface 7, which is convenient for use; The movable plate 9 is concave and is provided with a height adjustment assembly 11, which includes a threaded rod 19. The threaded rod 19 is threadedly connected to the center of the side wall of the movable plate 9. The bottom end of the threaded rod 19 is movably connected to the bottom plate 1. The top end of the threaded rod 19 passes through the mounting plate 3 and is fixedly connected to the second motor 20. The second motor 20 is fixedly connected to the mounting plate 3. The movable plate 9 is movably connected to vertical rods 21 on both the front and rear sides of the threaded rod 19. The two ends of the vertical rod 21 are movably connected to the bottom plate 1 and the top surface of the mounting plate 3 respectively. In the technical solution of this embodiment, by starting the second motor 20, the second motor 20 drives the threaded rod 19 to rotate, and the threaded rod 19 engages the movable plate 9 to move, so that the movable plate 9 continuously moves upward, and the efficient collection operation of consumer information data can be conveniently realized through the movement of the movable plate 9; A scanning assembly 12 is provided on the front and rear side walls of the movable plate 9. The scanning assembly 12 includes an arc-shaped plate 22. The upper and lower sides of the arc-shaped plate 22 are movably connected with a fixed plate 23. The fixed plate 23 is fixedly connected to the movable plate 9. Two scanning devices 24 are symmetrically fixedly connected to the inner side wall of the arc-shaped plate 22. A rack 25 is fixedly connected to the outer side wall of the arc-shaped plate 22. A second gear 26 is meshed on one side of the rack 25. A vertical shaft 27 is fixedly connected to the center of the side wall of the second gear 26. Both ends of the vertical shaft 27 are movably connected to the fixed plate 23 and a first bevel gear 28 is fixedly connected to the side wall. A second bevel gear 29 is meshed on the first bevel gear 28. A movable shaft 30 is fixedly connected to the center of the side wall of the second bevel gear 29. The other end of the movable shaft 30 is fixedly connected to a third motor 31. The third motor 31 is fixedly connected to the movable plate 9. In the technical solution of this embodiment, the third motor 31 is started to reciprocate, the third motor 31 drives the movable shaft 30 to rotate, the movable shaft 30 drives the second bevel gear 29 to rotate, the second bevel gear 29 engages with the first bevel gear 28 to rotate, the first bevel gear 28 drives the second gear 26 to rotate through the vertical shaft 27, the second gear 26 engages with the rack 25 to move, the rack 25 drives the arc plate 22 to move, the arc plate 22 drives the scanning device 24 to move, and the scanning device 24 can realize the scanning and collection operation of the consumer's body shape and wearing information; Furthermore, movable grooves 35 are provided on the upper and lower side walls of the arc plate 22, and movable blocks 36 are fixedly connected to the fixed plates 23. The movable blocks 36 are movably connected to the movable grooves 35, so that the arc plate 22 can move stably between the fixed plates 23, which is convenient for scanning.
[0025] Working principle: when the device is in use, first, the consumer stands on the top surface of the circular plate 14, the shooting device 4 shoots the consumer and the driving unit 104 starts the second motor 20 and the third motor 31, the second motor 20 drives the threaded rod 19 to rotate, the threaded rod 19 engages the movable plate 9 to move, so that the movable plate 9 continuously rises and moves, and at the same time the third motor 31 rotates back and forth, the third motor 31 drives the movable shaft 30 to rotate, the movable shaft 30 drives the second bevel gear 29 to rotate, the second bevel gear 29 engages the first bevel gear 28 to rotate, the first bevel gear 28 drives the second gear 26 to rotate through the vertical shaft 27, the second gear 26 engages the rack 25 to move, the rack 25 drives the arc plate 22 to move, and the arc plate 22 drives the scanning device 24 to move, the scanning device 24 can be used to scan and collect the consumer's body shape and wearing information, and during the scanning process, the consumer can also put forward his or her own purchasing needs through the voice collection device 5, the voice collection device 5 transmits the required information to the data collection unit 101 through the interactive unit 105, and combines the scanned The data analysis unit 102 will automatically match the data information in the storage unit 103, and display the matched data structure on the control panel 8. The consumer rotates the clothing plan again through the interactive unit 105. The salesperson provides the designated clothing based on the received clothing plan. The consumer can change the provided clothing. The first motor 18 is started by the driving unit 104. The first motor 18 drives the first gear 16 to rotate through the rotating shaft 17. The first gear 16 engages the ring gear 15 to rotate, and the ring gear 15 drives the circular plate 14 to rotate. The consumer can be fully displayed based on the mirror 7. The scanning component 12 can be repeated to display the consumer data after the change of clothing on the control panel 8, thereby improving the display effect, facilitating the consumer's clothing purchase choice, and effectively facilitating clothing sales operations. After the consumer consumes clothing, the control module 10 will store the collected data for the convenience of the consumer to use when consuming clothing again, thereby improving the accuracy of clothing sales behavior analysis.
[0026] The present invention covers any substitution, modification, equivalent method and scheme made on the essence and scope of the present invention. In order to make the public have a thorough understanding of the present invention, specific details are described in detail in the following preferred embodiments of the present invention, but those skilled in the art can fully understand the present invention without the description of these details. In addition, in order to avoid unnecessary confusion about the essence of the present invention, well-known methods, processes, procedures, components and circuits are not described in detail.
[0027] A person skilled in the art will appreciate that all or part of the steps in the above-mentioned embodiment method can be completed by instructing related hardware through a program, and the program can be stored in a computer-readable storage medium, such as ROM / RAM, a disk, an optical disk, etc.
[0028] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present invention. These improvements and modifications should also be regarded as the scope of protection of the present invention.
Claims
1. A multifunctional data collection device for analyzing clothing sales behavior, comprising a bottom plate (1), characterized in that: A rotating assembly (2) is arranged on the front side of the bottom plate (1); a mounting plate (3) is fixedly connected to the rear side of the top surface of the bottom plate (1); the mounting plate (3) is arranged in an L-shape and a shooting device (4), a voice collecting device (5) and a broadcasting device (6) are fixedly connected to the top surface; a mirror (7) is fixedly connected to the front side of the mounting plate (3); a control panel (8) is fixedly connected to the rear side of the mirror (7); a control module (10) and a movable plate (9) are arranged between the mounting plate (3) and the mirror (7); the movable plate (9) is concave and a height adjustment assembly (11) is arranged thereon; scanning assemblies (12) are arranged on the front and rear side walls of the movable plate (9).
2. A multifunctional data collection device for analyzing clothing sales behavior according to claim 1, characterized in that: The control module (10) comprises a data collection unit (101), an analysis unit (102), a storage unit (103), a driving unit (104) and an interaction unit (105); The data collection unit (101) is used to collect all clothing information in the sales store, and can also collect consumer information; The analysis unit (102) is used to analyze the consumer information collected by the data collection unit (101) and provide a specific clothing matching form; The storage unit (103) is used to store the information data collected by the data collection unit (101), and can also store the consumption data of consumers; The driving unit (104) is used to drive and control various driving components of the data collection device; The interaction unit (105) is used for the mutual communication operation between the consumer and the data collection device, and can realize the interaction between the consumer and the device based on voice.
3. A multifunctional data collection device for analyzing clothing sales behavior according to claim 2, characterized in that: The clothing information includes clothing size, clothing color, clothing inventory quantity, clothing matching style and clothing pricing, and the consumer information includes consumer body information, wearing information, age information and previous purchase record information.
4. A multifunctional data collection device for analyzing clothing sales behavior according to claim 3, characterized in that: The rotating assembly (2) comprises an arc groove (13), the front side of the bottom plate (1) is provided with an arc groove (13), a circular plate (14) is movably connected in the arc groove (13), an annular gear (15) is fixedly connected to the edge of the circular plate (14) near the top surface, a first gear (16) is meshed on one side of the annular gear (15), a rotating shaft (17) is fixedly connected to the center of the side wall of the first gear (16), a first motor (18) is fixedly connected to the end of the rotating shaft (17) away from the first gear (16), and the first motor (18) is fixedly connected to the bottom plate (1).
5. A multifunctional data collection device for analyzing clothing sales behavior according to claim 4, characterized in that: The height adjustment assembly (11) comprises a threaded rod (19), the threaded rod (19) is threadedly connected to the center of the side wall of the movable plate (9), the bottom end of the threaded rod (19) is movably connected to the bottom plate (1), the top end of the threaded rod (19) passes through the mounting plate (3) and is fixedly connected to a second motor (20), the second motor (20) is fixedly connected to the mounting plate (3), and the movable plate (9) is movably connected to vertical rods (21) on both the front and rear sides of the threaded rod (19), and the two ends of the vertical rod (21) are movably connected to the bottom plate (1) and the top surface of the mounting plate (3), respectively.
6. A multifunctional data collection device for analyzing clothing sales behavior according to claim 5, characterized in that: The scanning assembly (12) comprises an arc-shaped plate (22), wherein the upper and lower sides of the arc-shaped plate (22) are both movably connected to fixed plates (23), the fixed plates (23) are fixedly connected to the movable plate (9), two scanning devices (24) are symmetrically fixedly connected to the inner side wall of the arc-shaped plate (22), a rack (25) is fixedly connected to the outer side wall of the arc-shaped plate (22), one side of the rack (25) is meshed with a second gear (26), the center of the side wall of the second gear (26) is fixedly connected to a vertical shaft (27), both ends of the vertical shaft (27) are movably connected to the fixed plate (23) and a first bevel gear (28) is fixedly connected to the side wall, the first bevel gear (28) is meshed with a second bevel gear (29), the center of the side wall of the second bevel gear (29) is fixedly connected to a movable shaft (30), the other end of the movable shaft (30) is fixedly connected to a third motor (31), and the third motor (31) is fixedly connected to the movable plate (9).
7. A multifunctional data collection device for analyzing clothing sales behavior according to claim 6, characterized in that: A fill light (32) is fixedly connected to the mirror surface (7), and the fill light (32) is arranged in a rectangular shape.
8. The multifunctional data collection device for analyzing clothing sales behavior according to claim 7, characterized in that: A side plate (34) is fixedly connected to the inner side wall of the arc-shaped groove (13), an annular groove (33) is provided on the side wall of the circular plate (14), and the side plate (34) is movably connected to the annular groove (33).
9. The multifunctional data collection device for analyzing clothing sales behavior according to claim 8, characterized in that: The upper and lower side walls of the arc-shaped plate (22) are both provided with movable grooves (35), and the fixed plate (23) is fixedly connected with movable blocks (36), and the movable blocks (36) are movably connected to the movable grooves (35).