Fitness equipment

Abstract

The fitness equipment is characterized in that a barbell rod assembly comprises a fixed inserting part, a barbell rod fixing body, a locking part and a rotary holding part, the locking part is used for locking the relative position between the fixed inserting part and the barbell rod fixing body, and the rotary holding part is used for being held by a user; the end part of the rotating frame assembly is connected with the rotating holding part; the hanging column assembly is connected to the other end of the rotating assembly. A user rotates the rotary holding part to drive the hanging column assembly and the hanging piece assembly to be unlocked; a user rotates the rotary holding part to drive the hanging column assembly to be locked with the hanging piece assembly; the sliding protection structure comprises a guide part and a sliding part, the barbell rod fixes the body, the rotating holding part is connected with the sliding part, and the barbell rod assembly can drive the sliding part to reciprocate along the guide part; the hanging piece assembly and the guide part are arranged on the frame body in an extending mode in the target moving direction of the barbell rod assembly. A user can stably lift the barbell rod, the user is prevented from being injured by crashing, the barbell rod is attractive, and the machining difficulty is lowered.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of body building, specifically discloses a body building equipment. BACKGROUND

[0002] Weight exercise equipment is classified into upper body exercise equipment and lower body exercise equipment, and these exercise equipment is provided with a weight which can be appropriately adjusted according to a user, and the user performs muscle movement of the upper body or the lower body by using the weight. Among such exercise equipment, there is exercise equipment called Smith machine, which is composed of two support frames located on both sides in correspondence with each other, a barbell rod connected to the support frames, and disc-shaped weights inserted into the ends of the barbell rod, and the user performs exercise after inserting disc-shaped weights corresponding to the weight that the user can lift into the ends of the barbell rod.

[0003] The fixing mode of the conventional barbell rod is welding, and in order to ensure the appearance, the production requirement is high, and the production procedure is relatively complex. The adjustment mode of the Smith machine on the market at present is all hanging column fixing, and the hanging piece can be adjusted movably. In the process of designing new products, this structure cannot meet some new products. Meanwhile, the hanging column is separately fixed, which is time-consuming and laborious, the separate hanging column is independently stressed, the stability is poor, and safety problems are prone to occur. In the process of lifting the barbell rod, the user needs to guide the moving track by a guide mechanism, and a single-shaft guide structure is mostly adopted in the prior art, and the single-shaft guide structure is prone to shaking in the process of use by the user. Meanwhile, in the process of lifting by the user, in the case that the user cannot lift, the barbell rod is prone to falling along the guide structure and injuring the user.

[0004] Meanwhile, in the process of lifting the barbell rod, the user generally adopts the form of sitting or lying, and sits or lies on a seat. The gravity of the user and the barbell rod assembly is all applied to the seat. The force is transmitted to the two side support shafts supporting the seat through the seat, and after long-time use, the shaft is prone to bending deformation, so that the smoothness is reduced, abnormal sound is generated, and even the shaft is deformed to be unable to use.

[0005] Therefore, the body building equipment is developed to solve the problems that the appearance of the conventional barbell rod fixed by welding is difficult to guarantee the appearance, the production requirement is high, the adjustment mode is all hanging column fixing, the hanging piece can be adjusted movably, some new products cannot be met, the hanging column needs to be separately installed and is time-consuming and laborious, in the case that the user cannot lift, the barbell rod is prone to falling along the guide structure and injuring the user, and the like. UTILITY MODEL CONTENTS

[0006] The utility model discloses a kind of fitness equipment, to solve the appearance of existing barbell rod by welding mode Fixed, it is difficult to guarantee the appearance, production requirement is high;Adjusting mode is all hanging column fixed, hanging piece movable adjustment, cannot meet the demand of some new products, hanging column needs to be separately installed time-consuming and labor-consuming;User appears in lifting process, there is no force lifting etc.

[0007] To achieve the above-mentioned utility model purposes, the utility model adopts the following technical solutions to achieve the following technical solutions:

[0008] The utility model provides a kind of fitness equipment, comprising:

[0009] Barbell rod assembly, it includes fixed plug-in part, barbell rod fixed body, locking portion and rotating holding part, the locking portion is used to lock the relative position between the fixed plug-in part and the barbell rod fixed body, the rotating holding part is used for user holding;

[0010] Rotating frame assembly, one end portion is connected with the rotating holding part;

[0011] Hanging column assembly, it is connected at the other end portion of the rotating frame assembly;

[0012] Hanging piece assembly, user rotates the rotating holding part and drives the rotating frame assembly to rotate along first direction, to drive the hanging column assembly and the hanging piece assembly to be unlocked;User rotates the rotating holding part and drives the rotating frame assembly to rotate along second direction, to drive the hanging column assembly and the hanging piece assembly to be locked;

[0013] Sliding protection structure, it includes guide portion and sliding portion, the barbell rod fixed body, the rotating holding part is connected with the sliding portion, the barbell rod assembly can drive the sliding portion reciprocating movement along the guide portion;

[0014] Frame body, the hanging piece assembly and the guide portion are arranged on the frame body along the target movement direction of the barbell rod assembly.

[0015] In some embodiments of the present application, the guide portion includes a plurality of guide components, and the plurality of guide components are arranged along the target movement direction of the barbell rod assembly.

[0016] In some embodiments of the present application, the sliding protection structure further includes a protection portion, which is slidingly connected to the guide portion and located below the movement track of the sliding portion relative to the plurality of guide components, the protection portion is located above the user, and the protection portion is used to stop the sliding portion falling along the guide portion.

[0017] In some embodiments of the present application, a protection sliding frame assembly is provided, which is in sliding connection with the guide part;

[0018] A protection rotating frame assembly is provided, which is rotatably connected at a first end to the protection sliding frame assembly, and a second end of the protection rotating frame assembly is rotatable relative to the first end of the protection rotating frame assembly; the protection rotating frame assembly is movable relative to the guide part by the protection sliding frame assembly;

[0019] When the protection rotating frame assembly is in a locked state, the second end of the protection rotating frame assembly is used to be in locked connection with the hanging piece assembly;

[0020] When the protection rotating frame assembly is in an unlocked state, the second end of the protection rotating frame assembly is used to be in unlocked connection with the hanging piece assembly.

[0021] In some embodiments of the present application, the protection sliding frame assembly comprises a protection sliding frame body and a bearing sleeve, the protection sliding frame body is formed with guide holes equal in number to the guide parts, the bearing sleeve is sleeved at the guide holes, and a plurality of guide parts are respectively penetrated through a plurality of guide holes sleeved with the bearing sleeve, and the bearing sleeve is used to buffer the falling of the barbell rod assembly.

[0022] In some embodiments of the present application, a seat assembly is further provided, which comprises a seat support part, a seat guide sliding part, and a seat auxiliary support part, the seat support part is used for a user to sit or lie, the seat guide sliding part comprises a seat moving part and a seat fixed part, the seat moving part is connected with the seat support part, and the seat support part can drive the seat moving part to move along the seat fixed part; the seat auxiliary support part comprises an auxiliary seat moving part and an auxiliary seat fixed part, the auxiliary seat moving part is connected with the seat moving part, the auxiliary seat fixed part is connected with the seat fixed part, and the auxiliary seat moving part moves along the auxiliary seat fixed part.

[0023] In some embodiments of the present application, the seat moving part comprises a sliding sleeve;

[0024] The seat fixed part comprises a guide rod;

[0025] The sliding sleeve is sleeved outside the guide rod, and the sliding sleeve is movable along the guide rod;

[0026] The auxiliary seat fixed part further comprises an auxiliary support frame and a rotating part, the rotating part is rotatably connected with the auxiliary support frame, and the rotating part is rotatable relative to the auxiliary seat fixed part.

[0027] In some embodiments of the present application, one end of the fixed insertion part is used to connect with the sliding part, and the other end of the fixed insertion part is formed with an insertion cavity;

[0028] The fixed insertion part is formed with an insertion end, which is inserted into the insertion cavity of the fixed insertion part;

[0029] The locking part comprises a first locking component and a second locking component, in the state that the insertion end is inserted into the insertion cavity, the first locking component sequentially passes through the fixed insertion part and the fixed insertion part of the barbell rod fixing body along a first direction, and the second locking component sequentially passes through the fixed insertion part and the fixed insertion part of the barbell rod fixing body along a second direction, and the first direction is arranged at an angle with the second direction.

[0030] In some embodiments of the present application, the first end of the rotating holding part is used for holding by a user, the second end of the rotating holding part is connected with the first end of the rotating frame assembly, the rotating holding part can drive the second end of the rotating frame assembly to rotate around the first end of the rotating frame assembly, the hanging column assembly is connected at the second end of the rotating frame assembly, and a plurality of hanging parts are formed on the hanging piece assembly and extend along the target moving direction of the barbell rod assembly.

[0031] In the state that the rotating holding part drives the second end of the rotating frame assembly to rotate around the first end of the rotating frame assembly along a first direction, the hanging column assembly moves out of the hanging part to release the limitation.

[0032] In the state that the rotating holding part drives the second end of the rotating frame assembly to rotate around the first end of the rotating frame assembly along a second direction, the hanging column assembly moves into the hanging part to limit the hanging column assembly.

[0033] In some embodiments of the present application, the rotating frame assembly comprises a rotating frame body and a guide limiting part.

[0034] The guide limiting part is connected with the rotating frame body.

[0035] The guide limiting part comprises an arc-shaped guide slot and a guide column, the guide column is connected on the rotating frame assembly, the guide column is located between the first end of the rotating frame body and the second end of the rotating frame body, the arc-shaped guide slot is arranged along the rotating track of the guide column, and in the process that the second end of the rotating frame body rotates relative to the first end of the rotating frame body, the guide column moves along the guide slot.

[0036] Compared with the prior art, the present application has the advantages and positive effects that:

[0037] 1. By setting the locking part, for locking the relative position of the fixed insertion part and the barbell rod fixing body, the barbell rod fixing body is inserted into the insertion cavity of the fixed insertion part, the first locking assembly is arranged along the first direction and penetrates the insertion end and the insertion cavity in turn, the second locking assembly is arranged along the second direction and penetrates the insertion end and the insertion cavity in turn, and the first direction and the second direction are arranged at a certain angle, so as to realize the stable connection of the fixed insertion part and the barbell rod fixing body, instead of the welding connection of the two in the prior art, avoiding the problem of unsightly caused by the welding seam, and avoiding the problem of higher production requirement for ensuring the appearance in the welding mode;

[0038] 2. The hanging piece assembly in the application is fixedly arranged on the frame body, and the hanging column assembly is moved relative to the hanging piece assembly to realize the hanging and dismounting of the hanging column assembly and the hanging piece assembly. In the prior art, each fixed hanging column assembly needs to be fixed by a bolt assembly, and the assembly is complicated. In the application, the hanging piece assembly is fixed on the frame body by only several third bolts, and the assembly is simple, thereby reducing the labor intensity of the assembly personnel. In the prior art, each hanging column assembly is an independent force individual, and the carrying capacity is low. In the application, the hanging piece assembly is fixed, and the carrying capacity and stability are high. Therefore, the safety performance is improved.

[0039] 3. The seat moving part is arranged and connected with the seat supporting part, and the seat supporting part can drive the seat moving part to move relative to the seat fixing part. The auxiliary seat moving part is arranged and connected with the seat moving part, and the seat supporting part drives the auxiliary seat moving part to move relative to the auxiliary seat fixing part during the movement of the seat moving part relative to the seat fixing part. The seat fixing part supports the seat moving part, and the auxiliary seat fixing part supports the auxiliary seat moving part. The seat moving part and the auxiliary seat moving part jointly bear the gravity transmitted from the seat supporting part, so that the gravity transmitted from the seat supporting part is not applied to the seat moving part, thereby avoiding the deformation of the seat moving part and the seat fixing part, and further avoiding the jamming caused by the deformation.

[0040] 4. A plurality of guide parts are arranged along the target moving direction of the barbell rod assembly to guide the movement of the barbell rod assembly. The plurality of guide parts replace the single guide part in the prior art, so that the user can push the barbell rod assembly more stably during reciprocating, the shaking of the barbell rod assembly during movement is reduced, and the user's experience is improved. The protection part is arranged on the guide part to stop the abnormal falling of the guide part and avoid the risk of the user being injured.

[0041] Other features and advantages of the present application will become more apparent from the following detailed description when read in conjunction with the accompanying drawings. BRIEF DESCRIPTION OF DRAWINGS

[0042] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments will be briefly introduced below. Obviously, the drawings in the following description are some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creative labor on the basis of these drawings.

[0043] Figure 1 is an exploded view of a fixed plug-in part, a fixed plug-in part body and a sliding part of an embodiment of the body-building equipment proposed in the present application;

[0044] Figure 2 is a structure schematic view of a fixed plug-in part, a fixed plug-in part body and a sliding part of an embodiment of the body-building equipment proposed in the present application;

[0045] Figure 3 is a structure schematic view of a fixed plug-in part, a fixed plug-in part body and a sliding part of an embodiment of the body-building equipment proposed in the present application;

[0046] Figure 4 is a structure schematic view of a fixed plug-in part, a fixed plug-in part body and a sliding part of an embodiment of the body-building equipment proposed in the present application;

[0047] Figure 5 is Figure 4 a partial schematic view of A in the figure;

[0048] Figure 6 is a top view of an embodiment of the body-building equipment proposed in the present application;

[0049] Figure 7 is Figure 6 a partial schematic view of B in the figure;

[0050] Figure 8 is a structure schematic view of a fixed plug-in part, a fixed plug-in part body and a sliding part of an embodiment of the body-building equipment proposed in the present application;

[0051] Figure 9 is Figure 8 a partial schematic view of C in the figure;

[0052] Figure 10 is an exploded view of a rotating frame assembly, a hanging piece assembly, a sliding part and a hanging column assembly of an embodiment of the body-building equipment proposed in the present application;

[0053] Figure 11is a structural schematic view of a hanging column assembly and a hanging piece assembly of an embodiment of the body-building equipment in a locked state;

[0054] Figure 12 is a front view of the hanging column assembly and the hanging piece assembly of the embodiment of the body-building equipment in the locked state;

[0055] Figure 13 is a front view of the hanging column assembly and the hanging piece assembly of the embodiment of the body-building equipment in an unlocked state;

[0056] Figure 14 is a third structural schematic view of the embodiment of the body-building equipment;

[0057] Figure 15 is Figure 14 is a partial schematic view of D in the figure;

[0058] Figure 16 is an exploded view of a seat guiding sliding part and a seat auxiliary supporting part of the embodiment of the body-building equipment;

[0059] Figure 17 is a structural schematic view of the seat guiding sliding part and the seat auxiliary supporting part of the embodiment of the body-building equipment;

[0060] Figure 18 is a fourth structural schematic view of the embodiment of the body-building equipment;

[0061] Figure 19 is Figure 18 is a partial schematic view of E in the figure;

[0062] Figure 20 is an exploded view of a protection part, a guiding part and a hanging piece assembly of the embodiment of the body-building equipment;

[0063] Figure 21 is a structural schematic view of the protection part, the guiding part and the hanging piece assembly of the embodiment of the body-building equipment in a locked state;

[0064] Figure 22 is a structural schematic view of the protection part, the guiding part and the hanging piece assembly of the embodiment of the body-building equipment in the locked state;

[0065] in the figure,

[0066] 1000, barbell rod assembly; 1100, fixed plug-in part; 1110, plug-in cavity; 1111, first locking hole; 1112, third locking hole; 1113, through hole; 1120, fixed plug-in part body; 1130, first movable part; 1140, second movable part; 1150, limiting ring; 1200, barbell rod fixing body; 1210, plug-in end; 1211, second locking hole; 1212, fourth locking hole; 1213, connecting hole; 1300, locking part; 1310, first locking assembly; 1311, first screw; 1312, first nut; 1313, first flat washer; 1320, second locking assembly; 1321, second screw; 1322, second nut; 1323, second flat washer; 1410, elastic part; 1510, rotating holding part; 1511, handle frame; 1512, bearing sleeve; 1513, first bearing; 1514, connecting key; 1515, end cover; 1516, first bolt; 2000, rotating frame assembly; 2100, rotating frame body; 2110, connecting hole; 2120, first avoiding part; 2130, first reinforcing rib; 2140, through hole; 2200, guiding limiting part; 2210, arc-shaped guiding groove; 2220, guiding column; 3000, hanging piece assembly; 3100, hanging part; 3200, third bolt; 3400, hanging piece assembly; 3410, hanging part; 4000, hanging column assembly; 4100, hanging column body; 4210, third flat washer; 4220, third elastic washer; 4230, second bolt; 5000, frame body; 6000, sliding guiding assembly; 6100, sliding part; 6200, guiding part; 6210, guiding part; 6300, protection part; 6310, protection sliding frame body; 6311, guiding hole; 6320, bearing sleeve; 6330, protection rotating frame body; 6331, sleeve; 6332, self-lubricating bearing; 6333, second avoiding part; 6334, second reinforcing rib; 6340, rotating shaft; 6350, protection hanging column assembly; 6351, protection hanging column body; 6352, fourth flat washer; 6353, fourth elastic washer; 6354, fourth bolt; 7100, seat support part; 7110, seat body; 7120, support beam; 7200, seat guiding sliding part; 7210, seat moving part; 7211, sliding sleeve; 7212, linear bearing; 7220, seat fixing part; 7221, guiding rod; 7222, support frame; 7300, seat auxiliary support part; 7310, auxiliary seat moving part; 7311, auxiliary support frame; 73111, auxiliary support plate; 7312, rotating part; 73121, support shaft; 73122, second bearing; 73123, fourth flat washer; 73124, fourth elastic washer; 73125, second screw; 7320, auxiliary seat fixing part. DETAILED DESCRIPTION

[0067] In some embodiments of the present application, as shown in Figure 4 , Figure 6 , Figure 8 , Figure 14 , Figure 18 , Figure 20 A fitness equipment is provided, which comprises a barbell rod assembly 1000, a rotating frame assembly 2000, a hanging piece assembly 3000, a hanging column assembly 4000, a sliding protection structure, and a frame body 5000.

[0068] The hanging piece assembly 3000 is arranged on the frame body 5000 along a target moving direction of the barbell rod assembly 1000. The barbell rod assembly 1000 can reciprocally move along the sliding protection structure. The sliding protection structure is used for guiding the movement of the barbell rod assembly 1000. The barbell rod assembly 1000 drives the hanging column assembly 4000 to rotate through the rotating frame assembly 2000, so as to realize locking with the hanging piece assembly 3000 or unlocking with the hanging piece assembly 3000.

[0069] During the movement of the barbell rod assembly 1000 along the sliding protection structure, the sliding protection structure can also provide falling protection for the barbell rod assembly 1000 in abnormal conditions.

[0070] As shown in Figure 1 , Figure 2 , Figure 3 The barbell rod assembly 1000 comprises a fixed plug-in part 1100, a barbell rod fixed body 1200, and a locking part 1300. The locking part 1300 is used for locking the relative position of the fixed plug-in part 1100 and the barbell rod fixed body 1200.

[0071] In some embodiments of the present application, one end of the fixed plug-in part 1100 is connected with the fitness equipment, and the other end of the fixed plug-in part 1100 is formed with a plug-in cavity 1110.

[0072] The plug-in cavity 1110 is formed in the other end of the plug-in part 100.

[0073] The barbell rod fixed body 1200 is formed with a plug-in end 1210. The plug-in end 1210 is plugged into the plug-in cavity 1110.

[0074] The locking part 1300 comprises a first locking assembly 1310 and a second locking assembly 1320.

[0075] In a state where the plug-in end 1210 is inserted into the plug-in cavity 1110, the first locking assembly 1310 sequentially passes through the fixed plug-in part 1100 and the barbell rod fixed body 1200 along a first direction; and the second locking assembly 1320 sequentially passes through the fixed plug-in part 1100 and the barbell rod fixed body 1200 along a second direction.

[0076] In order to enable the first locking assembly 1310 and the second locking assembly 1320 to lock the relative position of the fixed adapter 1100 and the barbell rod fixing body 1200, the first direction and the second direction are arranged at an angle.

[0077] Specifically, the first direction and the second direction are arranged vertically in the projection of the cross-sectional direction of the fixed adapter 1100.

[0078] In some embodiments of the present application, the first locking assembly 1310 includes a first fastening assembly.

[0079] Two first locking holes 1111 are arranged through the adapter cavity 1110 along the first direction. Two second locking holes 1211 are arranged through the adapter end 1210 along the first direction.

[0080] The first fastening assembly sequentially passes through the first locking hole 1111, the second locking hole 1211, another second locking hole 1211, and another first locking hole 1111 along the first direction.

[0081] In some embodiments of the present application, the second locking assembly 1320 includes a second fastening assembly.

[0082] Two third locking holes 1112 are arranged through the adapter cavity 1110 along the second direction. Two fourth locking holes 1212 are arranged through the adapter end 1210 along the second direction.

[0083] The second fastening assembly sequentially passes through the third locking hole 1112, the fourth locking hole 1212, another fourth locking hole 1212, and another third locking hole 1112 along the second direction.

[0084] Specifically, the first fastening assembly includes a first screw 1311, a first nut 1312, and a first flat washer 1313.

[0085] Specifically, the second fastening assembly includes a second screw 1321, a second nut 1322, and a second flat washer 1323.

[0086] After the first screw 1311 passes through the first flat washer 1313, it is sequentially connected with the first nut 1312 after passing through the first locking hole 1111, the second locking hole 1211, another second locking hole 1211, and another first locking hole 1111.

[0087] After the second screw 1321 passes through the second flat washer 1323, it is sequentially connected with the second nut 1322 after passing through the third locking hole 1112, the fourth locking hole 1212, another fourth locking hole 1212, and another third locking hole 1112. Thus, the fixed adapter 1100 and the barbell rod fixing body 1200 are fastened and connected.

[0088] In order to realize the locking of the first screw 1311 and the first nut 1312, the fixed inserting part 1100 comprises a fixed inserting part body 1120 and a first movable part 1130, one end of the first movable part 1130 is connected with the fixed inserting part body 1120, the other end of the first movable part 1130 can move along the first direction relative to the fixed inserting part body 1120, and the first locking hole 1111 is arranged on the first movable part 1130. The first movable part 1130 is communicated with the inserting cavity 1110. During the process of screwing the first nut 1312 relative to the first screw 1311, the first movable part 1130 is pressed towards the inserting cavity 1110, so as to press the first movable part 1130 on the inserting end 1210.

[0089] Similarly, in order to realize the locking of the second screw 1321 and the second nut 1322, the fixed inserting part 1100 comprises a fixed inserting part body 1120 and a second movable part 1140, one end of the second movable part 1140 is connected with the fixed inserting part body 1120, the other end of the second movable part 1140 can move along the second direction relative to the fixed inserting part body 1120, and the third locking hole 1112 is arranged on the second movable part 1140. The second movable part 1140 is communicated with the inserting cavity 1110. During the process of screwing the second nut 1322 relative to the second screw 1321, the second movable part 1140 is pressed towards the inserting cavity 1110, so as to press the second movable part 1140 on the inserting end 1210.

[0090] Thus, the relative position locking between the fixed inserting part 1100 and the barbell rod fixing body 1200 is realized.

[0091] In some embodiments of the present application, in order to make the first locking hole 1111 and the second locking hole 1211, the third locking hole 1112 and the fourth locking hole 1212 can be conveniently and quickly aligned during the process of inserting the barbell rod fixing body 1200 into the fixed inserting part 1100, a pre-positioning part 400 is further arranged.

[0092] The pre-positioning part 400 comprises an elastic part 1410, and a connecting hole 1213 is arranged on the inserting end 1210 of the barbell rod fixing body 1200. A through hole 1113 is arranged on the inserting cavity 1110. The first end of the elastic part 1410 is connected with the connecting hole 1213. In the state that the inserting end 1210 is inserted into the inserting cavity 1110, the second end of the elastic part 1410 is inserted into the through hole 111.

[0093] Specifically, the connecting hole 1213 can adopt a thread hole. The first end of the elastic part 1410 is threadedly connected with the connecting hole.

[0094] In the state that the second end of the elastic component 1410 is inserted into the through hole 1113, the first locking hole 1111 and the second locking hole 1211 are in a coaxial state, and the third locking hole 1112 and the fourth locking hole 1212 are in a coaxial state. Thus, the first fastening assembly and the second fastening assembly are quickly and conveniently installed.

[0095] Specifically, the elastic component 1410 can adopt an elastic plunger.

[0096] In some embodiments of the present application, the fixed plug-in part 1100 is provided with a limiting ring 1150 on the end of the barbell rod fixing body 1200. A buffer layer is sleeved on the limiting ring 1150. In the state that the barbell is installed on the barbell rod fixing body 1200, the limiting ring 1150 is used to limit the relative position of the barbell installed on the barbell rod fixing body 1200 relative to the fixed plug-in part 1100.

[0097] By setting the locking part 1300 for locking the relative position of the fixed plug-in part 1100 and the barbell rod fixing body 1200, the barbell rod fixing body 1200 is inserted into the plug-in cavity 1110 of the fixed plug-in part 1100, the first locking assembly 1310 is arranged in the first direction and sequentially penetrates the plug-in end 1210 and the plug-in cavity 1110, the second locking assembly 1320 is arranged in the second direction and sequentially penetrates the plug-in end 1210 and the plug-in cavity 1110, and the first direction and the second direction are arranged at a certain angle. Thus, the stable connection of the fixed plug-in part 1100 and the barbell rod fixing body 1200 is realized, instead of the welding connection of the two in the prior art, avoiding the problem of unsightly caused by the welding seam, and avoiding the problem of higher production requirements for ensuring the appearance of the welding method.

[0098] As shown in Figure 4 , Figure 5 , Figure 6 , Figure 7 , Figure 8 , Figure 9 , Figure 10 , Figure 11 , Figure 12 , Figure 13 , the barbell rod assembly 1000 is used for the user to hold, and the purpose of fitness is achieved by lifting the barbell rod assembly. After the user finishes fitness, the barbell rod assembly needs to be hung, and therefore, the hanging piece assembly 3000 and the hanging column assembly 4000 are arranged.

[0099] In some embodiments of the present application, the hanging column assembly 4000 is fixedly arranged, and the hanging of the barbell rod assembly 1000 is realized by moving the hanging column assembly 4000.

[0100] The hanging piece assembly 3000 extends in the vertical direction to form a plurality of hanging portions 3100. When the barbell rod assembly is hung on the hanging piece assembly 3000 by the hanging column assembly 4000, the hanging column assembly 4000 is limited at the hanging portions 3100.

[0101] To realize the connection between the hanging column assembly 4000 and the barbell rod assembly, a rotating holder assembly 2000 is arranged.

[0102] In some embodiments of the present application, the barbell rod assembly 1000 further comprises a rotating holding portion 1510, and a first end of the rotating holding portion 1510 is used for holding by a user.

[0103] A second end of the rotating holding portion 1510 is connected to a first end of the rotating holder assembly 2000, and the rotating holding portion 1510 can drive a second end of the rotating holder assembly 2000 to rotate around the first end of the rotating holder assembly 2000, so as to realize the hanging or unhanging of the hanging column assembly 4000 and the hanging piece assembly 3000.

[0104] In a state where the rotating holding portion 1510 drives the second end of the rotating holder assembly 2000 to rotate around the first end of the rotating holder assembly 2000 in a first direction, the hanging column assembly 4000 moves out of the hanging portion 210 of the hanging piece assembly 3000 to be released from the limitation. Thus, the user can lift the barbell rod assembly to perform fitness.

[0105] In a state where the rotating holding portion 1510 drives the second end of the rotating holder assembly 2000 to rotate around the first end of the rotating holder assembly 2000 in a second direction, the hanging column assembly 4000 is turned into the hanging portion of the hanging piece assembly 3000 to realize the hanging of the hanging column assembly 4000 and the hanging piece assembly 3000.

[0106] Specifically, the first direction and the second direction are arranged in opposite directions.

[0107] In some embodiments of the present application, the Smith machine further comprises a frame body 5000, and the hanging piece assembly 3000 is arranged on the frame body 5000 in the vertical direction.

[0108] In some embodiments of the present application, the rotating holder assembly 2000 comprises a rotating holder body 2100 and a guide limiting portion 2200. The guide limiting portion 2200 is connected to the rotating holder body 2100.

[0109] A first end of the rotating holder body 2100 is connected to the barbell rod assembly.

[0110] A second end of the rotating holder body 2100 is arranged with the hanging column assembly 4000.

[0111] The barbell rod assembly drives the first end of the rotating frame body 2100 to rotate, thereby driving the second end of the rotating frame body 2100 to rotate around the first end of the rotating frame body 2100.

[0112] During the rotation of the second end of the rotating frame body 2100 around the first end of the rotating frame body 2100, the guide limiting part 2200 is used to limit the rotation angle of the second end of the rotating frame body 2100 around the first end of the rotating frame body 2100.

[0113] That is, to limit the limit position of the second end of the rotating frame body 2100 rotating around the first end of the rotating frame body 2100.

[0114] Specifically, the guide limiting part 2200 includes an arc-shaped guide groove 2210 and a guide column 2220.

[0115] The arc-shaped guide groove 2210 is arranged along the rotation track of the guide column 2220.

[0116] The arc-shaped guide groove 2210 is arranged along the rotation track of the guide column 2220.

[0117] The guide column 2220 is connected to the rotating frame body 2100.

[0118] The guide column 2220 is connected between the first end of the rotating frame body 2100 and the second end of the rotating frame body 2100.

[0119] During the rotation of the second end of the rotating frame body 2100 relative to the first end of the rotating frame body 2100, the guide column 2220 moves relative to the arc-shaped guide groove 2210. The arc-shaped guide groove 2210 can limit the limit position of the guide column 2220 rotating relative to the arc-shaped guide groove 2210 while playing a guiding role.

[0120] In some embodiments of the present application, a sliding guide assembly 6000 is further included. The sliding guide assembly 6000 includes a sliding part 6100 and a guide part 6200.

[0121] The sliding part 6100 moves along the guide part 6200.

[0122] The guide part 6200 is arranged in the same direction as the hanging piece assembly 3000.

[0123] The guide part 6200 can move along the sliding part 6100.

[0124] During the user's fitness process, the barbell rod assembly drives the sliding part 6100 to move along the guide part 6200.

[0125] In some embodiments of the present application, the barbell rod assembly further comprises a barbell rod fixing body 1200. The barbell rod fixing body 1200 is used for mounting the barbell.

[0126] The rotating holding part 1510 is connected with the barbell rod fixing body 1200 through the sliding part 6100.

[0127] The barbell rod fixing body 1200 moves with the sliding part 6100.

[0128] The rotating holding part 1510 is connected with the first end of the rotating frame body 2100 through the sliding part 6100.

[0129] In some embodiments of the present application, the rotating holding part 1510 comprises a handle frame 1511, a rotating frame assembly and a connecting assembly.

[0130] The end of the handle frame 1511 is rotatably connected with the sliding part 6100 through the rotating frame assembly.

[0131] The end of the handle frame 1511 is connected with the first end of the rotating frame body 2100 through the connecting assembly.

[0132] Thus, in the process of driving the rotating of the rotating frame body 2100 by the handle frame 1511, the handle frame 1511 rotates relative to the sliding part 6100.

[0133] The rotating frame assembly comprises a bearing sleeve 1512 and a plurality of first bearings 1513.

[0134] The plurality of first bearings 1513 are sleeved on the end of the handle frame 1511, and the bearing sleeve 1512 is sleeved outside the plurality of first bearings 1513.

[0135] The bearing sleeve 1512 is fixedly connected with the rotating frame body 2100.

[0136] Specifically, the outer ring of the plurality of first bearings 1513 is connected with the bearing sleeve 1512.

[0137] Specifically, the inner ring of the plurality of first bearings 1513 is connected with the end of the handle frame 1511.

[0138] The connecting assembly comprises a connecting key 1514.

[0139] The first end of the rotating frame body 2100 is provided with a connecting hole 2110, the end of the rotating holding part 210 is inserted into the connecting hole 2110, and the rotating holding part 210 is connected with the connecting hole 2110 through the connecting key 1514, so as to drive the second end of the rotating frame body 2100 to rotate relative to the first end of the rotating frame body 2100.

[0140] Specifically, in order to realize the sealing of the end of the handle frame 1511 connected to the connecting hole 2110 through the connecting key 1514, the connecting assembly further comprises an end cover 1515 and a first bolt 1516, the end cover 1515 is arranged against the handle frame 1511 at the position where the handle frame 1511 passes through the connecting hole 2110, the end cover 1515 is arranged against the end of the handle frame 1511 and the rotating frame body 2100, and the first bolt 1516 connects the end cover 1515 to the end of the handle frame 1511.

[0141] Specifically, the rotating frame body 2100 is provided with a first avoiding portion 2120. The first avoiding portion 2120 is used to avoid the guide column 2220 connected to the rotating frame body 2100 during the rotation of the second end of the rotating frame body 2100 around the first end of the rotating frame body 2100.

[0142] Specifically, the rotating frame body 2100 is a first bent plate. The bending portion of the first bent plate forms the first avoiding portion 2120.

[0143] In order to increase the bending strength of the first bent plate, a first reinforcing rib 2130 is arranged at the first avoiding portion 2120.

[0144] In some embodiments of the present application, the hanging column assembly 4000 comprises a hanging column body 4100 and a fastening assembly, the hanging column body 4100 is connected to the second end of the rotating frame body 2100 through the fastening assembly.

[0145] Specifically, the fastening assembly comprises a third flat washer 4210, a third elastic washer 4220 and a second bolt 4230.

[0146] A through hole 2140 is arranged at the second end of the rotating frame body 2100, and the second bolt 4230 is sequentially threaded through the third elastic washer 4220, the third flat washer 4210 and the through hole 2140 and then is screwed into the threaded hole 311 arranged on the hanging column body 4100.

[0147] The hanging piece assembly 3000 in the present application is fixedly arranged on the frame body 5000, and the hanging column assembly 4000 is moved relative to the hanging piece assembly 3000 to realize the hanging and unhanging of the hanging column assembly 4000 and the hanging piece assembly 3000. In the prior art, each hanging column assembly 4000 needs to be fixed by a bolt assembly, which is complicated to assemble. In the present application, the hanging piece assembly 3000 is fixed on the frame body 5000 by only several third bolts 3200, which is simple to assemble and reduces the labor intensity of the assembly personnel.

[0148] Meanwhile, in the prior art, each hanging column assembly 4000 is an independent force-bearing individual, and has low bearing capacity. The hanging plate assembly 3000 in the present application is used for fixing the hanging column assembly 4000, and the bearing capacity and stability are both high. Thus, the safety performance is improved.

[0149] In some embodiments of the present application, as shown in Figure 18 、 Figure 19 、 Figure 20 、 Figure 21 、 Figure 22 The double-shaft sliding protection structure is used for the reciprocating movement of the barbell rod assembly 1000 along the double shafts.

[0150] In some embodiments of the present application, the sliding protection structure further comprises a protection part 6300.

[0151] The guide part 6200 comprises a plurality of guide components 6210. The plurality of guide components 6210 are arranged in extension along the target movement direction of the barbell rod assembly.

[0152] Specifically, the plurality of guide components 6210 are arranged in parallel.

[0153] The sliding part 6100 is used for connecting with the barbell rod assembly 1000, and the barbell rod assembly 1000 drives the reciprocating movement of the sliding part 6100 relative to the guide part 6200.

[0154] The protection part 6300 is slidingly connected on the guide part 6200, and the protection part 6300 is located below the movement track of the sliding part 6100 relative to the guide part 6200.

[0155] In the state of abnormal falling of the barbell rod assembly 1000, after the sliding part 6100 moves beyond the normal movement track range of the sliding part 6100 relative to the guide part 6200, the protection part 6300 can prevent the continuous falling of the sliding part 6100, thereby avoiding the risk of the continuous movement of the sliding part 6100 along the guide part 6200 and causing the injury of the user.

[0156] The protection part 6300 needs to be located above the user, so as to prevent the barbell rod assembly 1000 from injuring the user.

[0157] In some embodiments of the present application, the protection part 6300 comprises a protection sliding frame assembly and a protection rotating frame assembly.

[0158] The protection sliding frame assembly is slidingly connected with the guide part 6200. The protection sliding frame assembly can reciprocate along the guide components 6210.

[0159] The first end of the protection rotating frame assembly is rotatably connected on the protection sliding frame assembly, and the second end of the protection rotating frame assembly is rotatable relative to the first end of the protection rotating frame assembly.

[0160] The protection swivel frame assembly moves along with the protection sliding frame assembly along the guide member 6210.

[0161] When the protection swivel frame assembly is in the locked state, the second end of the protection swivel frame assembly is used to lockingly connect with the hanging piece assembly 3000.

[0162] When the protection swivel frame assembly is in the unlocked state, the second end of the protection swivel frame assembly is used to unlockingly connect with the hanging piece assembly 3000.

[0163] Specifically, the first end of the protection swivel frame assembly is rotatably connected with the protection sliding frame assembly.

[0164] The second end of the protection swivel frame assembly rotates relative to the first end of the protection swivel frame assembly in a first direction, until the second end of the protection swivel frame assembly rotates to a locking position of the hanging piece assembly 3000.

[0165] The second end of the protection swivel frame assembly rotates relative to the first end of the protection swivel frame assembly in a second direction, until the second end of the protection swivel frame assembly rotates to a locking position of the hanging piece assembly 3000.

[0166] Specifically, the first direction and the second direction are oppositely arranged.

[0167] In addition, according to different parameters such as body weight and height of the user, the position of the protection part 6300 can also be adjusted.

[0168] In some embodiments of the present application, when the height of the protection part 6300 needs to be adjusted, the second end of the protection swivel frame assembly is rotated relative to the first end of the protection swivel frame assembly in the second direction, so that the second end of the protection swivel frame assembly rotates to a locking position of the hanging piece assembly 3000, and the protection part 6300 is pushed to move along the guide member 6200, and the protection part 6300 is adjusted to a suitable height position. In this state, the second end of the protection swivel frame assembly is rotated relative to the first end of the protection swivel frame assembly in the first direction, until the second end of the protection swivel frame assembly rotates to a locking position of the hanging piece assembly 3000.

[0169] Specifically, a plurality of hanging parts 3100 are formed on the hanging piece assembly 3000 in the vertical direction.

[0170] A protection hanging column assembly 6350 is arranged at the second end of the protection swivel frame assembly. The protection swivel frame assembly is hung at the hanging part 3100 through the protection hanging column assembly 6350. In the state that the protection swivel frame assembly is hung at the hanging piece assembly 3000 through the protection hanging column assembly 6350, the protection hanging column assembly 6350 is limited at the hanging part 3100.

[0171] Specifically, the hook-shaped structure of the hooking part 3100 is bent upward. When the protection part 6300 moves to the position near the hooking part 3100 that needs to be hooked, the height of the protection column assembly 6350 is slightly higher than the end of the bent hook-shaped structure. The second end of the protection swivel assembly is rotated relative to the first end of the protection swivel assembly, so that the protection assembly is rotated to the upper side of the bent hook-shaped structure. The protection part 6300 is moved relative to the guide part 6200, and the protection column assembly 6350 falls into the hooking part 3100, so as to realize the relative position locking of the two.

[0172] Specifically, the protection column assembly 6350 includes a protection column body 6351, a fourth flat washer 6352, a fourth elastic washer 6353, and a fourth bolt 6354.

[0173] A through hole is formed in the second end of the protection swivel assembly, and the end of the protection column body 6351 is inserted into the through hole. The fourth bolt 6354 presses the fourth elastic washer 6353 and the fourth flat washer 6352 against the second end of the protection swivel assembly. The fourth bolt 6354 is connected with the protection column body 6351 after passing through the through hole, so as to connect the protection column body 6351 to the second end of the protection swivel assembly.

[0174] In some embodiments of the present application, the protection sliding assembly includes a protection sliding body 6310 and a bearing sleeve 6320.

[0175] A plurality of guide holes 6311 are formed on the protection sliding body 6310, and the number of the guide holes 6311 is the same as that of the guide parts 6210.

[0176] The plurality of guide parts 6210 reciprocate along the plurality of guide holes 6311, respectively.

[0177] In order to buffer the impact force of the falling of the barbell rod assembly 1000 driven by the sliding part 6100, the bearing sleeve 6320 is arranged at the guide hole 6311.

[0178] Specifically, the bearing sleeve 6320 is sleeved on the guide hole 6311. The bearing part 632 can be made of rubber, and the bearing part 632 is used to buffer the falling force of the barbell assembly 100. Directly hitting the protection sliding body 6310 is avoided.

[0179] In some embodiments of the present application, the protection swivel assembly includes a protection swivel body 6330.

[0180] The protection sliding assembly further includes a rotating shaft 6340. The rotating shaft 6340 extends in the same direction as the guide hole 6311.

[0181] The two ends of the rotating shaft 6340 are connected to the protection swivel body 633.

[0182] In some embodiments of the present application, the first end of the protection rotating body 6330 is rotatably connected with the rotating shaft 6340.

[0183] The first end of the protection rotating body 6330 is formed with a sleeve 6331, the sleeve 6331 is sleeved on the rotating shaft 6340, and the sleeve 6331 is rotatable relative to the rotating shaft 6340.

[0184] Specifically, two self-lubricating bearings 6332 are arranged at both ends of the sleeve 6331. The rotating shaft 6340 is rotatably connected with the sleeve 6331 through the two self-lubricating bearings 6332. Due to the arrangement of the self-lubricating bearings, the first end of the protection sliding body 6330 and the rotating shaft 6340 can be flexibly and smoothly rotated, and the service life of the rotating shaft 6340 and the protection sliding body 6330 is guaranteed.

[0185] In some embodiments of the present application, a second avoiding part 6333 is formed on the protection rotating body 6330, and the second avoiding part 6333 is used for avoiding the protection sliding body 6310 during rotation of the second end of the protection rotating body 6330 relative to the first end of the protection rotating body 6330.

[0186] Specifically, the protection rotating body 6330 can adopt the form of a second bent plate, and the bent part of the second bent plate forms the second avoiding part 6333.

[0187] A second reinforcing rib 6334 is arranged at the bent part, and the second reinforcing rib 6334 is used for reinforcing the bent part.

[0188] In some embodiments of the present application, the number of the guide components 6210 is two. The two guide components 6210 are arranged in parallel with the hanging piece assembly 3000.

[0189] In some embodiments of the present application, as shown in Figure 14 , Figure 15 , Figure 16 , Figure 17 It further includes a seat assembly, the seat assembly includes a seat support part 7100, a seat guide sliding part 7200 and a seat auxiliary support part 7300.

[0190] The seat support part 7100 is used for the user to sit and lie.

[0191] The seat guide sliding part 7200 includes a seat moving part 7210 and a seat fixing part 7220. The seat moving part 7210 is connected with the seat support part 7100. The seat support part 7100 can drive the seat moving part 7210 to move along the seat fixing part 7220.

[0192] The auxiliary seat supporting part 300 comprises an auxiliary seat moving part 7310 and an auxiliary seat fixing part 7320. The auxiliary seat moving part 7310 is movable along the auxiliary seat fixing part 7320.

[0193] The auxiliary seat moving part 7310 is connected with the seat moving part 7210.

[0194] The auxiliary seat fixing part 7320 is connected with the seat fixing part 7220.

[0195] Therefore, during the movement of the seat moving part 7210 along the seat fixing part 7220, the auxiliary seat moving part 7310 moves along the auxiliary seat fixing part 7320.

[0196] In some embodiments of the present application, the seat moving part 7210 comprises a sliding sleeve 7211. The seat fixing part 7220 comprises a guide rod 7221.

[0197] The sliding sleeve 7211 is sleeved on the guide rod 7221, and the sliding sleeve 7211 is movable along the guide rod 7221.

[0198] The seat moving part 7210 further comprises two linear bearings 7212, which are respectively connected at two ends of the sliding sleeve 7211.

[0199] The guide rod 7221 passes through the two linear bearings 7212 in sequence, and the guide rod 7221 moves by contacting the two linear bearings 7212, thereby realizing the movement of the seat moving part 7210 relative to the guide rod 7221.

[0200] In some embodiments of the present application, the auxiliary seat moving part 7310 further comprises an auxiliary supporting frame 7311 and a rotating part 7312.

[0201] The rotating part 7312 is rotatable relative to the auxiliary supporting frame 7311.

[0202] The rotating part 7312 is rotatable along the auxiliary seat fixing part 7320, thereby realizing the auxiliary support during the movement of the seat supporting part 7100.

[0203] In some embodiments of the present application, the auxiliary supporting frame 7311 comprises two auxiliary supporting plates 73111 arranged in parallel.

[0204] The two auxiliary supporting plates 73111 arranged in parallel are connected on the seat moving part 7210. The rotating part 7312 is rotatably connected between the two auxiliary supporting plates 73111.

[0205] Specifically, the rotating part 7312 comprises a supporting shaft 73121, a second bearing 73122, a fourth flat washer 73123, a fourth elastic washer 73124, and a second screw 73125.

[0206] The second bearing 73122 is sleeved on the support shaft 73121. The auxiliary support plate 73111 is provided with a connecting hole 73212. The support shaft 73121 passes through the connecting hole 73212 on one auxiliary support plate 73111, the second bearing 73122 and then the connecting hole 73212 on the auxiliary support plate 73111 on the other side in sequence. The fourth elastic washer 73124, the fourth flat washer 73123 are screwed on the support shaft 73121 in sequence, and the fourth elastic washer 73124 and the fourth flat washer 73123 are pressed on the auxiliary support plate 73111, so as to realize the connection of the support shaft 73121 on the auxiliary support frame 7311, and the second bearing 73122 can rotate relative to the support shaft 73121.

[0207] The second bearing 73122 can roll relative to the auxiliary seat fixing part 7320.

[0208] In some embodiments of the present application, the auxiliary seat fixing part 7320 is arranged in the same direction as the seat fixing part 7220. The auxiliary seat fixing part 7320 is arranged below the seat fixing part 7220.

[0209] Specifically, the seat fixing part 7220 further includes two support frames 7222, and the two ends of the guide rod 7221 are connected to the two support frames 7222 respectively.

[0210] The two support frames 7222 are arranged on the auxiliary seat fixing part 7320 in a spaced manner.

[0211] In some embodiments of the present application, the seat support part 7100 includes a seat body 7110 and a plurality of support beams 7120, and the seat body 7110 is arranged on the plurality of support beams 7120. The weight of the seat body 7110 is transmitted to the seat moving part 7210 through the plurality of support beams 7120.

[0212] In some embodiments of the present application, the number of seat guide sliding parts 7200 is two. The two seat guide sliding parts 7200 are arranged on the two sides of the seat support part 7100 respectively. The two ends of the plurality of support beams 7120 are connected to the seat guide sliding parts 7200 on the two sides respectively.

[0213] In some embodiments of the present application, the number of seat auxiliary support parts 7300 is two. The two seat auxiliary support parts 7300 are arranged on the two sides of the seat support part 7100 respectively.

[0214] The two seat auxiliary support parts 7300 are arranged in the same direction as the two seat guide sliding parts 7200. The two seat auxiliary support parts 7300 are arranged below the two seat guide sliding parts 7200.

[0215] Specifically, the number of the support beams 7120 is two, and the two support beams 7120 are connected at the two ends of the seat moving part 7210.

[0216] By arranging the seat moving part 7210 connected with the seat support part 7100, the seat support part 7100 can drive the seat moving part 7210 to move relative to the seat fixed part 7220.

[0217] By arranging the auxiliary seat moving part 7310 connected with the seat moving part 7210, the seat support part 7100 drives the auxiliary seat moving part 7310 to move relative to the auxiliary seat fixed part 7320 during the process of driving the seat moving part 7210 to move relative to the seat fixed part 7220.

[0218] The seat fixed part 7220 supports the seat moving part 7210, and the auxiliary seat fixed part 7320 supports the auxiliary seat moving part 7310.

[0219] The seat moving part 7210 and the auxiliary seat moving part 7310 jointly bear the gravity transmitted from the seat support part 7100, so as to avoid the gravity transmitted from the seat support part 7100 from being applied to the seat moving part 7210, thereby avoiding the deformation of the seat moving part 7210 and the seat fixed part 7220, and further avoiding the jamming caused by the deformation.

[0220] In addition, the seat fixed part 7220 is in the form of a guide rod 7221 connected to the auxiliary seat fixed part 7320 through the auxiliary support frame 7310, and the guide rod 7221 is more likely to deform under a large force. Then, the auxiliary seat fixed part 7320 is in the form of a support plate, and the second bearing 73122 moves along the auxiliary seat fixed part 7320, and is not easy to deform under a large force, thereby achieving stable support for the seat support part 7100.

[0221] In the description of the above embodiments, specific features, structures, materials or characteristics can be combined in any one or more embodiments or examples in a suitable manner.

[0222] The above is only a specific implementation manner of the present application, but the protection scope of the present application is not limited to this. Any person skilled in the art can easily think of changes or replacements within the technical range disclosed by the present application, which should be covered in the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims

1. An exercise apparatus, characterized by The application relates to a barbell rod assembly, a rotating frame assembly, a hanging column assembly, a hanging piece assembly, a sliding protection structure and a seat assembly. The barbell rod assembly comprises a fixed insertion part, a barbell rod fixed body, a locking part and a rotating holding part, the locking part is used for locking the relative position between the fixed insertion part and the barbell rod fixed body, and the rotating holding part is used for being held by a user. One end of the rotating frame assembly is connected with the rotating holding part. The hanging column assembly is connected at the other end of the rotating frame assembly. The user rotates the rotating holding part to drive the rotating frame assembly to rotate in a first direction, so as to drive the hanging column assembly and the hanging piece assembly to be unlocked. The user rotates the rotating holding part to drive the rotating frame assembly to rotate in a second direction, so as to drive the hanging column assembly and the hanging piece assembly to be locked. The sliding protection structure comprises a guide part and a sliding part, the barbell rod fixed body, the rotating holding part and the sliding part are connected, and the barbell rod assembly can drive the sliding part to reciprocate along the guide part.

2. The exercise apparatus of claim 1 wherein, The hanging piece assembly and the guide part are arranged on the frame body in the target moving direction of the barbell rod assembly.

3. The exercise apparatus of claim 1 wherein, The guide part comprises a plurality of guide parts, and the plurality of guide parts are arranged in the target moving direction of the barbell rod assembly.

4. The exercise apparatus of claim 3, wherein, The sliding protection structure further comprises a protection part which is slidingly connected on the guide part and is located below the moving track of the sliding part relative to the plurality of guide parts, the protection part is located above the user, and the protection part is used for stopping the sliding part from falling along the guide part. The protection part comprises: A protection sliding frame assembly is slidingly connected with the guide part. A protection rotating frame assembly is rotatably connected at the first end of the protection sliding frame assembly, the second end of the protection rotating frame assembly can rotate relative to the first end of the protection rotating frame assembly, and the protection rotating frame assembly can be driven by the protection sliding frame assembly to move relative to the guide part. When the protection rotating frame assembly is in a locked state, the second end of the protection rotating frame assembly is used for being locked with the hanging piece assembly.

5. The exercise apparatus of claim 4 wherein, When the protection rotating frame assembly is in an unlocked state, the second end of the protection rotating frame assembly is used for being unlocked with the hanging piece assembly.

6. The exercise apparatus of claim 1, wherein, The protection sliding frame assembly comprises a protection sliding frame body and a bearing sleeve, the protection sliding frame body is formed with guide holes equal in number to the guide parts, the bearing sleeve is sleeved on the guide holes, the plurality of guide parts respectively penetrate through the plurality of guide holes sleeved with the bearing sleeve, and the bearing sleeve is used for buffering the falling of the barbell rod assembly. The seat assembly comprises a seat support part, a seat guide sliding part and a seat auxiliary support part, the seat support part is used for being sat on by a user, the seat guide sliding part comprises a seat moving part and a seat fixed part, the seat moving part is connected with the seat support part, and the seat support part can drive the seat moving part to move along the seat fixed part. The seat auxiliary support part comprises an auxiliary seat moving part and an auxiliary seat fixing part, the auxiliary seat moving part is connected with the seat moving part, the auxiliary seat fixing part is connected with the seat fixing part, and the auxiliary seat moving part moves along the auxiliary seat fixing part.

7. The exercise apparatus of claim 6 wherein, The seat moving part comprises a sliding sleeve; The seat fixing part comprises a guide rod; The sliding sleeve is sleeved outside the guide rod, and the sliding sleeve can move along the guide rod; The auxiliary seat fixing part further comprises an auxiliary support frame and a rotating part, the rotating part is rotatably connected with the auxiliary support frame, and the rotating part can roll relative to the auxiliary seat fixing part.

8. The fitness equipment according to claim 1, wherein One end of the fixed insertion part is used for being connected with the sliding part, and the other end of the fixed insertion end is formed with an insertion cavity; The barbell rod fixing body is formed with an insertion end, and the insertion end is inserted into the insertion cavity; The locking part comprises a first locking assembly and a second locking assembly, in the state that the insertion end is inserted into the insertion cavity, the first locking assembly sequentially passes through the fixed insertion part and the barbell rod fixing body in a first direction, the second locking assembly sequentially passes through the fixed insertion part and the barbell rod fixing body in a second direction, and the first direction and the second direction are arranged at an angle.

9. The fitness equipment according to claim 1, wherein The first end of the rotating holding part is used for being held by a user, the second end of the rotating holding part is connected with the first end of the rotating frame assembly, the rotating holding part can drive the second end of the rotating frame assembly to rotate around the first end of the rotating frame assembly, the hanging column assembly is connected at the second end of the rotating frame assembly, and a plurality of hanging parts are formed on the hanging piece assembly along the target moving direction of the barbell rod assembly, and the hanging column assembly is limited at the hanging parts in the state that the barbell rod assembly is hung on the hanging piece assembly through the hanging column assembly. In the state that the rotating holding part drives the second end of the rotating frame assembly to rotate around the first end of the rotating frame assembly in a first direction, the hanging column assembly moves out of the hanging parts to be released from the limitation. In the state that the rotating holding part drives the second end of the rotating frame assembly to rotate around the first end of the rotating frame assembly in a second direction, the hanging column assembly rotates into the hanging parts to limit the hanging column assembly.

10. The fitness equipment according to claim 9, wherein The rotating frame assembly comprises a rotating frame body and a guide limiting part; The guide limiting part is connected with the rotating frame body; The guide limiting part comprises an arc-shaped guide groove and a guide column, the guide column is connected on the rotating frame assembly, the guide column is located between the first end of the rotating frame body and the second end of the rotating frame body, the arc-shaped guide groove is arranged along the rotating track of the guide column, and the guide column moves along the guide groove in the process that the second end of the rotating frame body rotates relative to the first end of the rotating frame body.

Images