Anti-falling dumbbell with safety lock
By designing a safety lock structure on the dumbbell and using the coordination of the limit plate and the spring, the problem of falling off caused by unstable fixation of the dumbbell pieces is solved, and the dumbbell pieces are stable and secure, improving the use safety.
Patent Information
- Application Number
- CN202420544386.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-20
- Publication Date
- 2024-12-24
- Estimated Expiration
- 2034-03-20
AI Technical Summary
During the fixing process, existing dumbbell plates are prone to squeezing and dislocation, loosening and disengaging due to weight, which may cause harm to the human body.
An anti-dummy dumbbell with a safety lock is designed. By setting a limiting plate and a safety lock structure on the outside of the grip rod, including a lock sleeve, an operating groove, a moving groove, a handle, a connecting block, a lock tongue and a support spring, the elastic potential energy is used to The lock sleeve is fixed to the dumbbell sheet to prevent it from falling off.
It effectively avoids the phenomenon of dumbbell tablets loose and fall off during use, and improves the safety of use.
Smart Images
Figure CN222218526U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of dumbbells, in particular to an anti-drop dumbbell with a safety lock. Background Art
[0002] Dumbbells are an auxiliary equipment for weightlifting and fitness exercises, used to enhance muscle strength training. Because of its bell-shaped structure, it is silent during exercise, so it is named dumbbell. Dumbbells are made of wood and iron. Wooden dumbbells are mainly used for dumbbell exercises, while iron dumbbells are mainly used for bodybuilding and upper limb strength exercises.
[0003] The dumbbell pieces on most existing dumbbells are fixed by rotating and tightening them through threaded sleeves. However, due to their heavy weight during use, the dumbbell pieces are easily squeezed and dislocated during the process of being taken and placed, causing the threaded sleeves to loosen and detach, thereby causing the dumbbell pieces to fall off. Once they fall off, they are likely to cause harm to the human body. Therefore, the utility model proposes an anti-falling dumbbell with a safety lock. Utility Model Content
[0004] In view of the deficiencies in the prior art, the utility model provides an anti-drop dumbbell with a safety lock, which solves the problems raised by the above-mentioned background technology.
[0005] The utility model solves the technical problem by adopting a technical solution: an anti-drop dumbbell with a safety lock, comprising a grip bar, a limit plate is arranged on the outer side of the grip bar, and dumbbell plates and a safety lock structure are arranged on the outer side of the grip bar;
[0006] The safety lock structure includes a lock sleeve, a lock groove is provided on the outer side of the handle, an operation groove and a movable groove are provided inside the lock sleeve, a handle is provided inside the movable groove, a connecting block is provided at the bottom of the handle, a locking tongue is provided at the bottom of the connecting block, an auxiliary groove is provided at the upper end of the connecting block, and a supporting spring is provided inside the auxiliary groove.
[0007] As a further technical solution of the utility model, the grip rod is a cylindrical structure, and a plurality of anti-slip grooves are provided on the outer surface of the middle section of the grip rod. The limit plates are fixedly connected to the grip rod, and there are two groups of limit plates which are symmetrically distributed.
[0008] As a further technical solution of the utility model, the dumbbell plates are flat disc structures, the number of the dumbbell plates is several groups and distributed in an array, and the grip rod and the dumbbell plates are clamped and fixed by a safety lock structure.
[0009] As a further technical solution of the utility model, the number of the locking sleeves is two groups and they are symmetrically distributed, the locking sleeves are circular ring structures, the locking grooves are rectangular structures, the number of the locking grooves is several groups and they are distributed in an array, and the number of the operating grooves is twice the number of the locking sleeves.
[0010] As a further technical solution of the utility model, the operating groove is connected to the middle part of the lock sleeve, the number of the movable grooves is equal to that of the operating grooves, and the two are connected, and the handle is a "T" structure, the handle is adapted to the movable grooves, and the number of the two is equal.
[0011] As a further technical solution of the utility model, the connecting block and the handle are fixedly connected, the connecting block and the operating slot are matched, the lock tongue and the connecting block are fixedly connected, and the lock tongue and the lock slot are matched, and the two ends of the support spring are fixedly connected with the auxiliary slot and the operating slot respectively.
[0012] The beneficial effects of the utility model are:
[0013] (1) The utility model discloses an anti-drop dumbbell with a safety lock. Through the setting of the safety lock structure, when using the dumbbell, the user puts the dumbbell plates into the two ends of the grip rod, and then pulls the two sets of handles to drive the connecting block to move along the inside of the operating groove, and further drives the locking tongue to move and the supporting spring to compress, until the locking tongue completely enters the inside of the operating groove, and then puts the middle part of the locking sleeve on the outside of the grip rod, so that one side of the locking sleeve moves to the outer surface of the outermost dumbbell plate, so that the locking sleeve and the dumbbell plate are in contact, thereby releasing the handle, and under the elastic potential energy of the supporting spring, the connecting block drives the locking tongue to insert into the corresponding locking groove, so that the locking sleeve is fixed and locked, and the dumbbell plate is clamped and locked at the same time, to prevent the dumbbell plate from loosening and falling off during use. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] The utility model is further described below in conjunction with the accompanying drawings and embodiments.
[0015] Figure 1 It is a structural schematic diagram of the utility model;
[0016] Figure 2 It is a partial exploded view of the utility model;
[0017] Figure 3 It is a partial side sectional view of the utility model;
[0018] Figure 4 The utility model Figure 3 A is an enlarged view of the middle image. DETAILED DESCRIPTION
[0019] Now the utility model is further described in detail with reference to the accompanying drawings. These drawings are simplified schematic diagrams, which only illustrate the basic structure of the utility model in a schematic manner, and therefore only show the components related to the utility model.
[0020] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" 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 a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.
[0021] Figure 1-4 As shown, an anti-drop dumbbell with a safety lock comprises a grip bar 1, a limit plate 2 is arranged on the outer side of the grip bar 1, and a dumbbell plate 3 and a safety lock structure 4 are arranged on the outer side of the grip bar 1;
[0022] Among them, the safety lock structure 4 includes a lock sleeve 41, a lock groove 42 is opened on the outer side of the handle 1, an operating groove 43 and a movable groove 44 are opened inside the lock sleeve 41, a handle 45 is arranged inside the movable groove 44, a connecting block 46 is arranged at the bottom of the handle 45, a locking tongue 47 is arranged at the bottom of the connecting block 46, an auxiliary groove 48 is opened at the upper end of the connecting block 46, and a support spring 49 is arranged inside the auxiliary groove 48.
[0023] Figure 1-3 As shown, the grip 1 is a cylindrical structure, and a plurality of anti-slip grooves are provided on the outer surface of the middle section of the grip 1. The limit plate 2 is fixedly connected to the grip 1, and the number of the limit plates 2 is two groups and they are symmetrically distributed. The dumbbell pieces 3 are flat disc structures, and the number of the dumbbell pieces 3 is several groups and they are distributed in an array. The grip 1 and the dumbbell pieces 3 are clamped and fixed by a safety lock structure 4, which is convenient for assembling and using the dumbbell pieces 3.
[0024] Figure 1-4 As shown, the number of locking sleeves 41 is two groups and they are symmetrically distributed, the locking sleeve 41 is a circular ring structure, the locking groove 42 is a rectangular structure, the number of locking grooves 42 is several groups and they are distributed in an array, the number of operating grooves 43 is twice the number of locking sleeves 41, the operating grooves 43 are connected to the middle of the locking sleeve 41, the number of movable grooves 44 is equal to the operating grooves 43, and the two are connected, the handle 45 is a "T" structure, the handle 45 and the movable grooves 44 are adapted to each other, and the number of the two is equal, which is conducive to pulling the handle 45.
[0025] Figure 1-4As shown, the connecting block 46 and the handle 45 are fixedly connected, the connecting block 46 and the operating slot 43 are matched, the locking tongue 47 and the connecting block 46 are fixedly connected, and the locking tongue 47 and the locking slot 42 are matched, and the two ends of the support spring 49 are fixedly connected with the auxiliary slot 48 and the operating slot 43 respectively, which is conducive to driving the connecting block 46 and the locking tongue 47 to move along the inside of the operating slot 43 and the locking slot 42.
[0026] The working principle of the utility model is as follows: during the use of the dumbbell, the user, according to the needs, inserts the corresponding number of dumbbell pieces 3 into the two ends of the grip rod 1, and then pulls the two groups of handles 45, so that the handles 45 move along the inside of the movable groove 44, and at the same time drives the connecting block 46 to move along the inside of the operating groove 43, and further drives the locking tongue 47 to move and the supporting spring 49 to compress, until the locking tongue 47 completely enters the inside of the operating groove 43, and then the middle part of the locking sleeve 41 is sleeved on the outside of the grip rod 1, so that one side of it moves to the outer surface of the outermost dumbbell piece 3, so that the locking sleeve 41 and the dumbbell piece 3 are in contact, thereby releasing the handle 45, and under the elastic potential energy of the supporting spring 49, the connecting block 46 drives the locking tongue 47 to be inserted into the corresponding locking groove 42, so that the locking sleeve 41 is fixed and locked, and the dumbbell piece 3 is clamped and locked, so as to prevent the dumbbell piece 3 from loosening and falling off during use.
[0027] Based on the above ideal embodiments of the utility model, the relevant staff can make various changes and modifications without deviating from the technical concept of the utility model through the above description. The technical scope of the utility model is not limited to the content of the specification, and its technical scope must be determined according to the scope of the claims.
Claims
1. An anti-drop dumbbell with a safety lock, comprising a grip bar (1), characterized in that: A limit plate (2) is arranged on the outer side of the grip bar (1), and a dumbbell plate (3) and a safety lock structure (4) are arranged on the outer side of the grip bar (1); The safety lock structure (4) comprises a lock sleeve (41), a lock groove (42) is provided on the outer side of the handle (1), an operation groove (43) and a movable groove (44) are provided inside the lock sleeve (41), a handle (45) is provided inside the movable groove (44), a connecting block (46) is provided at the bottom of the handle (45), a locking tongue (47) is provided at the bottom of the connecting block (46), an auxiliary groove (48) is provided at the upper end of the connecting block (46), and a supporting spring (49) is provided inside the auxiliary groove (48).
2. The anti-drop dumbbell with a safety lock according to claim 1, characterized in that: The grip bar (1) is a cylindrical structure, and a plurality of groups of anti-slip grooves are provided on the outer surface of the middle section of the grip bar (1). The limiting plates (2) are fixedly connected to the grip bar (1), and the limiting plates (2) are provided in two groups and are symmetrically distributed.
3. The anti-drop dumbbell with a safety lock according to claim 1, characterized in that: The dumbbell plates (3) are flat disc structures, the dumbbell plates (3) are in a plurality of groups and are distributed in an array, and the gripping rod (1) and the dumbbell plates (3) are clamped and fixed by a safety lock structure (4).
4. The anti-drop dumbbell with a safety lock according to claim 1, characterized in that: The number of the locking sleeves (41) is two groups and they are symmetrically distributed; the locking sleeves (41) are of a circular ring structure; the locking grooves (42) are of a rectangular structure; the number of the locking grooves (42) is several groups and they are distributed in an array; the number of the operating grooves (43) is twice the number of the locking sleeves (41).
5. The anti-drop dumbbell with a safety lock according to claim 1, characterized in that: The operating groove (43) is connected to the middle part of the lock sleeve (41); the movable grooves (44) are equal in number to the operating grooves (43) and are connected to each other; the handle (45) is a "T" structure; the handle (45) is adapted to the movable grooves (44) and are equal in number.
6. The anti-drop dumbbell with a safety lock according to claim 1, characterized in that: The connection block (46) and the handle (45) are fixedly connected, the connection block (46) and the operating slot (43) are matched, the locking tongue (47) and the connection block (46) are fixedly connected, and the locking tongue (47) and the locking slot (42) are matched, and the two ends of the support spring (49) are fixedly connected to the auxiliary slot (48) and the operating slot (43) respectively.