CN212817827U

CN212817827U - Dumbbell training stool

Info

Publication number: CN212817827U
Application number: CN202020762004.4U
Authority: CN
Inventors: 李云政; 孙尚志
Original assignee: Hebei Biaohan Sports Equipment Co ltd
Current assignee: Hebei Biaohan Sports Equipment Co ltd
Priority date: 2020-05-08
Filing date: 2020-05-08
Publication date: 2021-03-30
Anticipated expiration: 2030-05-08

Abstract

The utility model provides a dumbbell training stool, which comprises a folding bracket, a seat cushion assembly and a back cushion assembly, wherein the two ends of the folding bracket are used for matching and supporting the ground, the seat cushion assembly is horizontally hinged with the middle part of the folding bracket, the back cushion assembly is horizontally hinged with the middle part of the folding bracket, a first tooth-shaped groove extending from one end of the folding bracket to the middle part of the folding bracket is arranged on the folding bracket, and a second tooth-shaped groove extending from the other end of the folding bracket to the middle part of; the bottom of the seat cushion assembly is horizontally hinged with a first support frame, and the first support frame is clamped with one clamping tooth of the first tooth-shaped groove; the back surface of the back cushion assembly is horizontally hinged with a second supporting frame, and the second supporting frame is clamped with one of the clamping teeth of the second tooth-shaped groove; the folding bracket has a folding shape with the middle part being flush with the two ends of the folding bracket and a supporting shape with the middle part bending upwards; the seat cushion assembly and the back cushion assembly can be respectively turned to be attached to the folding support and can also be respectively turned to be in an included angle structure with the folding support.

Description

Dumbbell training stool

Technical Field

The utility model belongs to the technical field of body-building apparatus, more specifically say, relate to a dumbbell training bench.

Background

The dumbbell is a simple equipment for strengthening muscle strength training, scientific use dumbbell, can gain fine exercise effect, when carrying out dumbbell training, can select multiple training postures such as standing position, position of sitting or lie on the back, generally the exerciser carries out reasonable dumbbell training in order to take the position of sitting or lie on the back posture, all can be equipped with dedicated training chair or training bench, the structural style of present common training chair or training bench is single, can't satisfy the trainer simultaneously and take the position of sitting and lie on the back posture to train, and present common training chair or training bench is fixed knot structure, because occupation space is great after its equipment is accomplished, consequently also cause very big trouble to its packing and transportation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dumbbell training bench aims at solving prior art's training chair or training bench and can't satisfy dumbbell training person simultaneously and adopt the position of sitting training or the posture training of lying on the back, problem that occupation space is big.

In order to achieve the above object, the utility model adopts the following technical scheme: provided is a dumbbell training bench including:

the two ends of the folding bracket are used for matching with and supporting the ground, and the middle part of the folding bracket can be bent upwards relative to the two ends; the folding bracket is provided with a first tooth-shaped groove extending from one end to the middle part thereof and a second tooth-shaped groove extending from the other end to the middle part thereof;

the seat cushion assembly is horizontally hinged with the middle part of the folding support and is positioned above the first tooth-shaped groove, the bottom of the seat cushion assembly is horizontally hinged with a first support frame, and the first support frame is clamped with one clamping tooth of the first tooth-shaped groove;

the back cushion assembly is horizontally hinged with the middle part of the folding bracket and is positioned above the second toothed groove, the back surface of the back cushion assembly is horizontally hinged with a second supporting frame, and the second supporting frame is clamped with one of the clamping teeth of the second toothed groove;

the folding bracket has a folding shape with the middle part being flush with the two ends of the folding bracket, and also has a supporting shape with the middle part being bent upwards; when the folding bracket is in a folding state, the seat cushion assembly and the back cushion assembly can be respectively folded to be in a state of being attached to the folding bracket; when the folding bracket is in a supporting state, the seat cushion assembly and the back cushion assembly can be respectively turned over to be in a state of forming an included angle structure with the folding bracket.

As another embodiment of the present application, a folding stand comprises:

one end of the front bracket is used for supporting the ground, the other end of the front bracket is respectively and horizontally hinged with the seat cushion assembly and the back cushion assembly, and two side walls of the front bracket are respectively provided with a first tooth-shaped groove;

one end of the rear support is used for supporting the ground, the other end of the rear support is horizontally hinged with the front support, and second tooth-shaped grooves are formed in two side walls of the rear support respectively.

As another embodiment of the application, a first fixing shaft horizontally penetrates through the first support frame, and two ends of the first fixing shaft are correspondingly clamped with corresponding clamping teeth of the two first tooth-shaped grooves respectively; a second fixed shaft horizontally penetrates through the second support frame, and two ends of the second fixed shaft are correspondingly clamped with corresponding clamping teeth of the two second tooth-shaped grooves respectively.

As another embodiment of the present application, a first sliding groove is formed in the first toothed groove, the extending direction of the first sliding groove is the same as the extending direction of the first toothed groove, the first fixed shaft can slide in the first sliding groove, a plurality of first clamping grooves extending obliquely downward are formed in the groove wall of the first sliding groove at intervals, and each first clamping groove is one of the clamping teeth of the first toothed groove;

the second tooth-shaped groove is provided with a second sliding groove which has the same extending direction with the second tooth-shaped groove, the second fixed shaft can slide in the second sliding groove, a plurality of second clamping grooves extending obliquely downwards are arranged on the groove wall of the second sliding groove at intervals, and each second clamping groove is one of the clamping teeth of the second tooth-shaped groove.

As another embodiment of the application, the hinged position of the rear bracket and the front bracket is located in the middle of the front bracket, a third sliding chute is arranged on the rear bracket at a position close to the hinged end of the rear bracket, the extending direction of the third sliding chute is the same as that of the second toothed groove, and a third clamping groove extending obliquely downwards is arranged at one end of the third sliding chute close to the hinged end of the rear bracket; the hinged position of the front bracket and the seat cushion component is also horizontally hinged with a third support frame; when folding support was in the support form, third support frame and third draw-in groove joint, when folding support was in folding form, the one end butt of third draw-in groove was kept away from to third support frame and third spout.

As another embodiment of the present application, two side walls of the rear bracket are respectively provided with third sliding grooves, two side walls of the third supporting bracket are respectively penetrated by third fixing shafts horizontally extending to the outer side of the third supporting bracket, the two third fixing shafts are respectively in corresponding sliding connection with the two third sliding grooves, and when the foldable bracket is in the supporting state, the two third fixing shafts are respectively in corresponding clamping connection with the two third clamping grooves.

As another embodiment of the application, the front bracket is provided with jacks, the side wall of the rear bracket horizontally penetrates through the bolts, and when the folding bracket is in a folding state, the bolts are correspondingly inserted into the jacks.

As another embodiment of the present application, a spring is connected to the third stationary shaft, and the spring extends toward the hinge end of the rear bracket and is connected to the rear bracket.

In another embodiment of the present application, a pressing wrench is horizontally hinged to the rear bracket below the third fixed shaft, and a top of the pressing wrench abuts against a peripheral wall of the third fixed shaft.

As another embodiment of the application, one end of the folding bracket, which is positioned below the back pad assembly, is provided with a rear transverse roller, the rear transverse roller extends along the axial direction of a hinge shaft of the back pad assembly, and two ends of the rear transverse roller are respectively and rotatably connected with a roller for supporting the ground; the one end that folding support is located the seatpad subassembly below is equipped with preceding horizontal roller, and preceding horizontal roller is the same with the extending direction of back horizontal roller, and the both ends of preceding horizontal roller are overlapped respectively and are equipped with anti-skidding cover.

The utility model provides a pair of dumbbell training bench's beneficial effect lies in: compared with the prior art, folding bracket, seatpad subassembly and back of the body pad subassembly can alternate different forms, folding bracket is when folding form, seatpad subassembly and back of the body pad subassembly can turn over the state of rolling over to laminating with folding bracket, thereby can reduce occupation space, make things convenient for the packing transportation and accomodate, folding bracket is when support state, through turning over the seatpad subassembly, the support angle of back of the body pad subassembly, can enough satisfy the training person and take the position of sitting to carry out the dumbbell training, can satisfy the training person again and take the gesture of lying on the back to carry out the dumbbell training, therefore, the clothes hanger is strong in practicability, ensure that the training person can carry out reasonable.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic perspective view of a dumbbell training stool for a sitting posture training configuration according to an embodiment of the present invention;

FIG. 2 is a schematic view of a portion A of FIG. 1;

fig. 3 is a schematic view of a three-dimensional structure of a dumbbell training stool for a sitting posture training configuration according to an embodiment of the present invention;

fig. 4 is a schematic view of a three-dimensional structure of a dumbbell training stool for training in a supine posture according to an embodiment of the present invention;

fig. 5 is a schematic view of a first three-dimensional structure of a dumbbell training stool in a folded state according to an embodiment of the present invention;

FIG. 6 is a schematic view of a portion of the enlarged structure at B in FIG. 3;

fig. 7 is a schematic view of a three-dimensional structure of a dumbbell training stool in a folded state according to an embodiment of the present invention;

fig. 8 is a partially enlarged structural view at C in fig. 7.

In the figure: 1. folding the bracket; 11. a front bracket; 110. a first toothed groove; 1101. a first chute; 1102. A first card slot; 111. a front horizontal roller; 1110. an anti-slip sleeve; 112. a jack; 12. a rear bracket; 120. a second toothed groove; 1201. a second chute; 1202. a second card slot; 121. a rear horizontal roller; 1210. a roller; 122. A third chute; 1220. a third card slot; 123. pressing the wrench; 124. a spring; 125. a bolt; 2. a seat cushion assembly; 21. a first support frame; 210. a first fixed shaft; 22. a first buckle; 3. a back pad assembly; 31. A second support frame; 310. a second fixed shaft; 32. a second buckle; 4. a third support frame; 41. and a third fixed shaft.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1, fig. 4 and fig. 5, a dumbbell training stool provided by the present invention will now be described. The dumbbell training bench comprises:

the foldable support 1 has two ends for matching with and supporting the ground, and the middle part can be bent upwards relative to the two ends; the folding bracket 1 is provided with a first tooth-shaped groove 110 extending from one end to the middle part thereof and a second tooth-shaped groove 120 extending from the other end to the middle part thereof;

the seat cushion assembly 2 is horizontally hinged with the middle part of the folding support 1 and is positioned above the first tooth-shaped groove 110, the bottom of the seat cushion assembly 2 is horizontally hinged with a first support frame 21, and the first support frame 21 is clamped with one clamping tooth of the first tooth-shaped groove 110;

the back cushion assembly 3 is horizontally hinged with the middle part of the folding bracket 1 and is positioned above the second toothed groove 120, the back surface of the back cushion assembly 3 is horizontally hinged with a second support frame 31, and the second support frame 31 is clamped with one of the clamping teeth of the second toothed groove 120;

the folding bracket 1 has a folding shape with the middle part being flush with the two ends of the folding bracket and a supporting shape with the middle part being bent upwards; when the folding bracket 1 is in a folding state, the seat cushion assembly 2 and the back cushion assembly 3 can be respectively folded to be attached to the folding bracket 1; when the folding bracket 1 is in the supporting state, the seat cushion assembly 2 and the back cushion assembly 3 can be respectively turned over to be in the state of forming an included angle structure with the folding bracket 1.

It should be noted that the top surface of the seat cushion assembly 2 and the front surface of the back cushion assembly 3 are both commonly used cushion structures in the prior art, and may be a cushion formed by coating leather or cloth with sponge.

The utility model provides a pair of dumbbell training bench's use method: when the foldable support 1 is stored or packaged and transported, please refer to fig. 5, the foldable support 1 is folded into a folded state (forming a flat plate or a plate frame) with the middle part being flush with the two ends, and the seat cushion assembly 2 and the back cushion assembly 3 are respectively folded into a folded state attached to the foldable support 1, so that the whole body can be in a double-layer flat plate (or plate frame) state, the occupied space can be reduced, and the packaging, transportation and storage are convenient;

when a trainer needs to perform sitting dumbbell training, please refer to fig. 1, the middle part of the folding bracket 1 is bent upwards to form a supporting shape (triangular frame structure), the seat cushion assembly 2 is folded to form an included angle structure with the folding bracket 1, so that the seat cushion assembly 2 is parallel to the ground or slightly inclines upwards, the first supporting frame 21 is clamped with the clamping teeth at the corresponding position on the first tooth-shaped groove 110, so that the seat cushion assembly 2 stably supports the hip of the trainer, the back cushion assembly 3 is folded to form an included angle structure with the folding bracket 1, so that the back cushion assembly 3 is in an inclined shape, and the second supporting frame 31 is clamped with the clamping teeth at the corresponding position on the second tooth-shaped groove 120, so that the back cushion assembly 3 stably supports the back of the trainer, thereby facilitating the trainer to perform sitting dumbbell training;

it should be understood here that, the trainer can adjust the seat cushion assembly 2 to a horizontal form suitable for self-training or a form slightly inclined upwards by clamping different clamping teeth on the first supporting frame 21 and the first tooth-shaped groove 110 according to the actual requirement of the trainer, and similarly, the trainer can also adjust the inclination angle of the back cushion assembly 3 by clamping different clamping teeth on the second supporting frame 31 and the second tooth-shaped groove 120, so that the back cushion assembly 3 can support the back of the trainer at an angle most suitable for the trainer when the trainer trains in a sitting posture, and the training posture of the trainer is ensured to be reasonably standard;

when the trainer needs to adopt the supine posture for dumbbell training, please refer to fig. 4, the middle part of the folding bracket 1 is bent upwards to form a supporting shape (triangular frame structure), the seat cushion assembly 2 and the back cushion assembly 3 are both turned to be parallel to the ground, the first supporting frame 21 is clamped with the clamping teeth at the corresponding position of the first tooth-shaped groove 110, and the second supporting frame 31 is clamped with the clamping teeth at the corresponding position of the second tooth-shaped groove 120, so that the seat cushion assembly 2 and the back cushion assembly 3 jointly form a supporting plane which can enable the trainer to horizontally lie on the back, and the trainer can conveniently adopt the supine posture for dumbbell training.

The utility model provides a pair of dumbbell training bench, compared with the prior art, folding support 1, seatpad subassembly 2 and the back of the body pad subassembly 3 can alternate different forms, folding support 1 is when folding form, seatpad subassembly 2 and the back of the body pad subassembly 3 can turn over respectively and roll over to the state of laminating with folding support 1, thereby can reduce occupation space, convenient packing transportation and storage, folding support 1 is when support state, through turning over seatpad subassembly 2, the support angle of back of the body pad subassembly 3, can enough satisfy the training person and take the position of sitting to carry out the dumbbell training, can satisfy the training person again and take the gesture of lying on the back to carry out the dumbbell training, therefore, the clothes hanger is strong in practicability, ensure that the training person can carry out reasonable and standard dumbbell.

As a specific embodiment of the dumbbell training stool provided by the present invention, please refer to fig. 1 and 3, the folding support 1 includes a front support 11 and a rear support 12, wherein one end of the front support 11 is used for supporting the ground, the other end is horizontally hinged with the seat cushion assembly 2 and the back cushion assembly 3, and two side walls of the front support 11 are respectively provided with a first tooth-shaped groove 110; one end of the rear bracket 12 is used for supporting the ground, the other end is horizontally hinged with the front bracket 11, and the two side walls of the rear bracket 12 are respectively provided with a second toothed groove 120.

The two sides of the front bracket 11 are respectively provided with a first tooth-shaped groove 110, so that the two sides of the first support frame 21 can be respectively clamped with corresponding clamping teeth on the two first tooth-shaped grooves, and the support of the seat cushion assembly 2 by the first support frame 21 is ensured to be stable and reliable;

through articulating after-poppet 12 and fore-stock 11, when folding support 1 is in the support form, through the contained angle between adjustment after-poppet 12 and the fore-stock 11 to can make the height of the hinged end of fore-stock 11 change, and then highly adjusting the seatpad subassembly 2 and the back of the body pad subassembly 3 that articulate on the fore-stock 11, thereby satisfy the training person of difference and to the demand of position of sitting training or prone position training height, guarantee that the training person can carry out the dumbbell training with reasonable standard's gesture.

In the present embodiment, please refer to fig. 3, a first fixing shaft 210 horizontally penetrates through the first supporting frame 21, and two ends of the first fixing shaft 210 are correspondingly clamped with corresponding clamping teeth of the two first tooth-shaped grooves 110; the second support frame 31 is horizontally provided with a second fixing shaft 310, and two ends of the second fixing shaft 310 are correspondingly clamped with the corresponding teeth of the two second tooth-shaped grooves 120. The joint is stable and reliable, and the structure is simple and practical.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 3 and fig. 6, the first tooth-shaped groove 110 is provided with a first sliding slot 1101 which has the same extending direction as the first tooth-shaped groove, the first fixing shaft 210 can slide in the first sliding slot 1101, a plurality of first engaging slots 1102 extending obliquely downward are provided at intervals on a wall of the first sliding slot 1101, and each first engaging slot 1102 is one of the engaging teeth of the first tooth-shaped groove 110;

the second tooth-shaped groove 120 is provided with a second sliding groove 1201 having the same extending direction as the second sliding groove, the second fixed shaft 310 can slide in the second sliding groove 1201, a plurality of second slots 1202 extending obliquely downward are provided at intervals on a groove wall of the second sliding groove 1201, and each second slot 1202 is one of the teeth of the second tooth-shaped groove 120.

When the seat cushion assembly 2 is turned over, the seat cushion assembly 2 is pulled upwards to separate the first fixing shaft 210 from the first clamping groove 1102 clamped with the first fixing shaft 210, and in the turning over process of the seat cushion assembly 2, the first fixing shaft 210 slides in the first sliding groove 1101, and after the seat cushion assembly 2 is turned over to a target angle, the first fixing shaft 210 is clamped into the first clamping groove 1102 at a corresponding position;

when the back cushion assembly 3 is turned over, the back cushion assembly 3 is pulled upwards to separate the second fixing shaft 310 from the second clamping groove 1202 clamped with the second fixing shaft 310, in the turning process of the back cushion assembly 3, the second fixing shaft 310 slides in the second sliding groove 1201, and after the back cushion assembly 3 is turned over to a target angle, the second fixing shaft 310 is clamped into the second clamping groove 1202 at a corresponding position.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 3 and 5, a hinge position of the rear bracket 12 and the front bracket 11 is located in the middle of the front bracket 11, a position of the rear bracket 12 near the hinge end thereof is provided with a third sliding chute 122, the third sliding chute 122 is the same as the extending direction of the second toothed groove 120, and one end of the third sliding chute 122 near the hinge end of the rear bracket 12 is provided with a third clamping groove 1220 extending obliquely downward; the hinged position of the front bracket 11 and the seat cushion component 2 is also horizontally hinged with a third supporting frame 4; when the folding bracket 1 is in the supporting state, the third supporting frame 4 is clamped with the third clamping groove 1220, and when the folding bracket 1 is in the folding state, the third supporting frame 4 is abutted with one end of the third sliding groove 122 far away from the third clamping groove 1220.

It can be seen that the hinge point of the third support frame 4 and the front support 11, the hinge point of the third support frame 4 and the third clamping groove 1220, and the hinge point of the rear support 12 and the front support 11 enclose a triangular structure (equivalent to three vertexes of a triangle), so that the support state of the folding support 1 can be ensured to be stable and reliable, and the safety of the training process of the trainer can be ensured.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 3, fig. 6 and fig. 7, the two side walls of the rear bracket 12 are respectively provided with the third sliding grooves 122, the two side walls of the third supporting frame 4 are respectively penetrated by the third fixing shafts 41 horizontally extending to the outer side of the third supporting frame 4, the two third fixing shafts 41 respectively correspond to the two third sliding grooves 122 for sliding connection, and when the foldable bracket 1 is in the supporting state, the two third fixing shafts 41 respectively correspond to the two third sliding grooves 1220 for clamping.

The two ends of the third fixing shaft 41 are clamped to ensure stable and reliable clamping, when the folding bracket 1 is folded from the supporting state to the folding state, the third fixing shaft 41 is separated from the third clamping groove 1220, the third fixing shaft 41 slides in the third sliding groove 122 in the folding process, the stable folding process can be ensured, and when the folding bracket 1 is folded from the folding state to the supporting state, the third fixing shaft 41 reversely slides in the third sliding groove 122 by pulling the hinged end (the middle part of the folding bracket 1) of the rear bracket 12 or the front bracket 11 upwards until the third fixing shaft 41 is clamped into the third clamping groove 1220.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1, fig. 2 and fig. 7, the front bracket 11 is provided with a jack 112, the lateral wall of the rear bracket 12 horizontally penetrates a bolt 125, and when the folding bracket 1 is in the folding state, the bolt 125 is correspondingly inserted into the jack 112. When the foldable support 1, the seat cushion assembly 2 and the back cushion assembly 3 need to be folded and transported, and then the plug 125 is inserted into the insertion hole 112, so that the front support 11 and the rear support 12 are prevented from being freely folded and transported due to bumping or vibration, and the transportation safety and reliability are ensured.

In this embodiment, please refer to fig. 3 and 7, the bottom surface of the seat cushion assembly 2 is provided with a first buckle 22, when the seat cushion assembly 2 is turned over to be attached to the folding bracket 1, the first buckle 22 is clamped with the first supporting frame 21, so as to prevent the seat cushion assembly 2 from being turned over freely; the back of body pad subassembly 3 is equipped with second buckle 32, turns over when rolling over to the state with folding support 1 laminating at back of body pad subassembly 3, and second buckle 32 and second support frame 31 joint avoid back of body pad subassembly 3 to freely turn over and roll over, guarantee seat pad subassembly 2 and back of body pad subassembly 3 and folding support 1's laminating state reliable and stable in the packing transportation.

Referring to fig. 7 and 8, a spring 124 is connected to the third fixing shaft 41, and the spring 124 extends toward the hinge end of the rear bracket 12 and is connected to the rear bracket 12. When the foldable stand 1 is folded from the folded state to the supporting state, since the third fixing shaft 41 slides toward the hinge end of the rear stand 12 in the third sliding groove 122, the elastic pulling force of the spring 124 on the third fixing shaft 41 can provide the auxiliary pulling force, and the folding of the front stand 11 and the rear stand 12 is ensured to be labor-saving.

As an embodiment of the present invention, please refer to fig. 3 and fig. 6, a pressing wrench 123 is horizontally hinged on the rear bracket 12 below the third fixing shaft 41, and the top of the pressing wrench 123 abuts against the peripheral wall of the third fixing shaft 41.

When the foldable bracket 1 is folded from the supporting state to the folded state, the third fixing shaft 41 needs to be separated from the third slot 1220, so that the third fixing shaft 41 needs to move upward, and the trainer can pull the pressing wrench 123 upward to swing the pressing wrench 123 upward, so as to drive the third fixing shaft 41 to move upward to be separated from the third slot 1220, which is convenient to operate.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 3, one end of the folding bracket 1 below the back cushion assembly 3 is provided with a rear horizontal roller 121, the rear horizontal roller 121 extends along the axial direction of the hinge shaft of the back cushion assembly 3, and two ends of the rear horizontal roller 121 are respectively rotatably connected with a roller 1210, the roller 1210 is used for supporting the ground; one end of the folding bracket 1, which is located below the seat cushion assembly 2, is provided with a front horizontal roller 111, the extending directions of the front horizontal roller 111 and the rear horizontal roller 121 are the same, and two ends of the front horizontal roller 111 are respectively sleeved with an anti-slip sleeve 1110.

When the form of the folding support 1 changes, the rolling wheels 1210 roll on the bottom surface, so that the distance change of the two ends of the folding support 1 is realized, the labor is saved in the folding process, the phenomenon that the folding support slides between the folding support and the bottom surface to scratch the ground or the folding support 1 in the folding process is avoided, the anti-skidding sleeves 1110 at the two ends of the front transverse roller 111 can improve the friction force between the folding support 1 and the ground, the phenomenon that the folding support 1 slides on the ground in the using process of a trainer is avoided, and the stability and the safety of the training are ensured.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A dumbbell training bench, comprising:

the folding bracket has a folding shape with the middle part being flush with the two ends of the folding bracket, and also has a supporting shape with the middle part being bent upwards; when the folding bracket is in the folding state, the seat cushion assembly and the back cushion assembly can be respectively folded to be attached to the folding bracket; when the folding bracket is in the supporting state, the seat cushion assembly and the back cushion assembly can be respectively turned over to be in a state of forming an included angle structure with the folding bracket;

the folding bracket comprises:

one end of the front support is used for supporting the ground, the other end of the front support is horizontally hinged with the seat cushion assembly and the back cushion assembly respectively, and the two side walls of the front support are provided with the first tooth-shaped grooves respectively;

one end of the rear bracket is used for supporting the ground, the other end of the rear bracket is horizontally hinged with the front bracket, and the two side walls of the rear bracket are respectively provided with the second tooth-shaped grooves;

the hinged position of the rear support and the front support is located in the middle of the front support, a third sliding groove is formed in the position, close to the hinged end of the rear support, the extending direction of the third sliding groove is the same as that of the second toothed groove, and a third clamping groove extending obliquely downwards is formed in one end, close to the hinged end of the rear support, of the third sliding groove;

a third support frame is horizontally hinged to the hinged position of the front support and the seat cushion assembly; when the folding bracket is in the supporting state, the third support frame is in clamping connection with the third clamping groove, and when the folding bracket is in the folding state, the third support frame is in butt connection with one end, far away from the third clamping groove, of the third sliding groove;

the two side walls of the rear support are respectively provided with the third sliding grooves, the two side walls of the third support frame are respectively penetrated by third fixing shafts horizontally extending towards the outer side of the third support frame, the two third fixing shafts are respectively in corresponding sliding connection with the two third sliding grooves, and when the folding support is in a supporting state, the two third fixing shafts are respectively in corresponding clamping connection with the two third clamping grooves;

the third fixed shaft is connected with a spring, and the spring extends towards the hinged end of the rear support and is connected with the rear support;

the bottom surface of the seat cushion assembly is provided with a first buckle, and when the seat cushion assembly is turned over to be attached to the folding support, the first buckle is clamped with the first support frame; the back of the body pad subassembly is equipped with the second buckle back of the body pad subassembly turn over to with when folding the state of support laminating, the second buckle with second support frame joint.

2. The dumbbell training stool of claim 1, wherein: a first fixing shaft horizontally penetrates through the first support frame, and two ends of the first fixing shaft are correspondingly clamped with corresponding clamping teeth of the two first tooth-shaped grooves respectively; and a second fixing shaft is horizontally arranged on the second support frame in a penetrating manner, and two ends of the second fixing shaft are correspondingly clamped with the corresponding clamping teeth of the two second tooth-shaped grooves respectively.

3. The dumbbell training stool of claim 2, wherein: the first tooth-shaped groove is provided with a first sliding groove which has the same extending direction with the first tooth-shaped groove, the first fixed shaft can slide in the first sliding groove, a plurality of first clamping grooves which extend obliquely downwards are arranged on the groove wall of the first sliding groove at intervals, and each first clamping groove is one of the clamping teeth of the first tooth-shaped groove;

the second tooth-shaped groove is provided with a second sliding groove which has the same extending direction with the second tooth-shaped groove, the second fixed shaft can slide in the second sliding groove, a plurality of second clamping grooves which extend obliquely downwards are arranged on the groove wall of the second sliding groove at intervals, and each second clamping groove is one of the clamping teeth of the second tooth-shaped groove.

4. The dumbbell training stool of claim 1, wherein: the foldable support is in the foldable state, the plug is correspondingly inserted into the jack.

5. The dumbbell training stool of claim 1, wherein: and a pressing wrench is horizontally hinged below the third fixed shaft on the rear support, and the top of the pressing wrench is abutted against the peripheral wall of the third fixed shaft.

6. A dumbbell training stool as claimed in any one of claims 1 to 5, characterised by: a rear transverse roller is arranged at one end of the folding bracket, which is positioned below the back pad assembly, extends along the axial direction of a hinged shaft of the back pad assembly, and two ends of the rear transverse roller are respectively and rotatably connected with a roller for supporting the ground; the folding bracket is positioned at one end below the seat cushion assembly and is provided with a front transverse roller, the front transverse roller and the rear transverse roller have the same extending direction, and the two ends of the front transverse roller are respectively sleeved with an anti-skidding sleeve.