CN209865135U - Sports body-building is with chest expanding device - Google Patents

Abstract

The utility model relates to a chest expanding device for physical fitness, which comprises a fixing band and an outer handle, wherein the outer handle is symmetrically arranged at two ends of the fixing band, elastic ropes are symmetrically arranged between the fixing band and the outer handle and are respectively fixedly connected with the fixing band and the outer handle, one side of the fixing band opposite to the outer handle is fixedly connected with a first connecting piece, one side of the first connecting piece is in threaded connection with a first fixing buckle, one side of the first fixing buckle is connected with a second connecting piece through a bearing, a first spring is fixedly connected between the second connecting pieces, two sides in the outer handle are respectively provided with a chute and a limiting groove, the structure is simple, the design is reasonable, the chest expanding training can be carried out, the grip strength training can be carried out, the training strength can be adjusted according to the condition, and the chest can be protected when in use, prevent the chest expander from causing injury to the user when stretching.

Description

Sports body-building is with chest expanding device

Technical Field

The utility model relates to a sports is chest expander device for body-building belongs to body-building equipment technical field.

Background

Along with the improvement of living standard, people attach more and more importance to stature and health, then begin to temper the health through various modes and various apparatus, electronic equipment such as treadmill, ball, energy training class apparatus etc. wherein chest expander's use is also comparatively general, and general chest expander is comparatively single to the training of self to and can't carry out the regulation of intensity according to user's self condition, to chest expander's use, can cause the damage to user chest sometimes, consequently, need further improvement.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sports is chest extension device for body-building, through being provided with interior handle, make the device not only can carry out the chest extension training, can also carry out the training of grip, and step on the auxiliary rod through the foot, fix the outer handle of one end, make the arm carry out the chest extension training of different modes through the auxiliary rod of the other end, through being provided with first fixed knot and the fixed knot of second, can adjust the quantity of spring one and spring two, thereby make the chest extension device can carry out the training of different intensity, through being provided with fixed band and cushion, can protect user chest, in order to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a chest expanding device for physical fitness comprises a fixing band and an outer handle, wherein the outer handle is symmetrically arranged at two ends of the fixing band, elastic rope belts are symmetrically arranged at two sides between the fixing band and the outer handle and are fixedly connected with the fixing band and the outer handle respectively, one side of the fixing band opposite to the outer handle is fixedly connected with a first connecting piece, one side of the first connecting piece is in threaded connection with a first fixing buckle, one side of the first fixing buckle is connected with a second connecting piece through a bearing, a first spring is fixedly connected between the second connecting pieces, two sides inside the outer handle are respectively provided with a sliding groove and a limiting groove, the sliding grooves are communicated with the limiting grooves, a supporting rod is arranged in the outer handle, two ends of the supporting rod are arranged in the sliding grooves, two ends of the supporting rod are fixedly connected with limiting blocks which are arranged in the limiting grooves, the utility model discloses a fixed belt of bracing piece, including bracing piece, outer handle, first connecting piece, bearing, spring two, bracing piece, first connecting piece, second connecting piece, first connecting piece, second.

Furthermore, an anti-skid bulge is arranged on the outer handle.

Furthermore, an inner handle is fixedly connected to one side of the supporting rod, and an arc-shaped groove is formed in the inner handle.

Further, a cushion is arranged on the fixing belt.

Furthermore, outer handle both sides threaded connection has the auxiliary rod, just the auxiliary rod is the cuboid structure.

Furthermore, the first fixing buckle and the second fixing buckle are both provided with anti-slip pads.

The utility model has the advantages that: the utility model relates to a chest expanding device for physical fitness, which can not only carry out chest expanding training and grip strength training by arranging an inner handle, and can fix an outer handle at one end by stepping on an auxiliary rod by feet, so that arms can carry out chest expanding training in different modes by the auxiliary rod at the other end, the chest expanding device can be conveniently held by arranging an arc-shaped groove, an anti-skidding bulge and an anti-skidding cushion by arranging a first fixing buckle and a second fixing buckle, thereby the chest expanding device can carry out training with different strengths, the chest of a user can be protected by arranging a fixing belt and a cushion, the auxiliary rod is not easy to be separated from the outer handle when the auxiliary rod is fixed by stepping on the auxiliary rod by feet, thereby preventing the damage to the user, having strong practicability and being suitable for being widely pushed.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

Fig. 1 is a schematic structural view of the chest expanding device for physical fitness of the present invention;

FIG. 2 is an enlarged schematic view of part A of the chest-expanding device for physical exercise of the present invention;

FIG. 3 is a schematic view of an auxiliary rod of the chest-expanding device for physical exercise of the present invention;

reference numbers in the figures: 1. fixing belts; 2. an outer handle; 3. an elastic cord; 4. a first connecting member; 5. a first fixing buckle; 6. a second connecting member; 7. a first spring; 8. a chute; 9. a limiting groove; 10. a support bar; 11. a limiting block; 12. a second fixing buckle; 13. a third connecting member; 14. a second spring; 15. anti-skid projections; 16. an inner handle; 17. an auxiliary lever.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a chest expanding device for physical fitness comprises a fixing band 1 and an outer handle 2, wherein the outer handle 2 is symmetrically arranged at two ends of the fixing band 1, elastic rope belts 3 are symmetrically arranged at two sides between the fixing band 1 and the outer handle 2, the elastic rope belts 3 are respectively fixedly connected with the fixing band 1 and the outer handle 2, one side of the fixing band 1 opposite to the outer handle 2 is fixedly connected with a first connecting piece 4, one side of the first connecting piece 4 is in threaded connection with a first fixing buckle 5, one side of the first fixing buckle 5 is connected with a second connecting piece 6 through a bearing, a first spring 7 is fixedly connected between the second connecting pieces 6, two sides inside the outer handle 2 are respectively provided with a sliding groove 8 and a limiting groove 9, the sliding groove 8 is communicated with the limiting groove 9, a supporting rod 10 is arranged in the outer handle 2, two ends of the supporting rod 10 are arranged in the sliding groove 8, the utility model discloses a chest expander, including bracing piece 10, restriction piece 11, bracing piece 10 both ends fixedly connected with restriction piece 11, restriction piece 11 sets up in restriction groove 9, bracing piece 10 is for the fixed knot 12 of equal threaded connection between one side of fixed band 1 and the outer handle 2 of second, can adjust the quantity of spring 7 and spring two 14 to make chest expander can carry out the training of different intensity, the fixed knot 12 one side of second is connected with third connecting piece 13 through the bearing, be provided with spring two 14 between the third connecting piece 13.

More specifically, be provided with the non-slip raised 15 on the outer handle 2, the convenient holding of outer handle 2, handle 16 in the fixedly connected with of bracing piece 10 one side makes the device not only can expand the chest training, can also carry out the training of grip, just be provided with the arc wall on the interior handle 16, conveniently hold to interior handle 16, be provided with the cushion on fixed band 1, prevent to expand the chest device and cause the damage to user chest when using, 2 both sides threaded connection of outer handle has auxiliary rod 17, just auxiliary rod 17 is the cuboid structure, when stepping on through the foot to fix auxiliary rod 17, can make auxiliary rod 17 be difficult for breaking away from with outer handle 2 to prevent to cause the damage to the user, all be provided with the slipmat on first retaining buckle 5 and the second retaining buckle 12, convenient operation.

The utility model discloses the theory of operation: the soft cushion is arranged on the fixing belt 1 to prevent the soft cushion from damaging the chest of a user when in use, chest expanding training is carried out through the outer handle 2, the outer handle 2 at one end can be fixed through the auxiliary rod 17 which is stepped on by feet, arms can carry out chest expanding training in different modes through the auxiliary rod 17 at the other end, after chest expanding training, grip strength training can be carried out through the inner handle 16, during training, the number of the first spring 7 and the second spring 14 is adjusted through the first fixing buckle 5 and the second fixing buckle 12, so that the chest expanding device can be suitable for different training strengths, the arc-shaped groove, the anti-skidding bulges 15 and the anti-skidding cushion are arranged, the chest expanding device is convenient to hold, the auxiliary rod 17 is arranged into a cuboid structure, when the auxiliary rod 17 is fixed through the stepping on by feet, the auxiliary rod 17 is not easy to be separated from the outer handle 2, thereby prevent to cause the damage to the user, simple structure, convenient operation, the practicality is strong.

The above is the preferred embodiment of the present invention, and the technical personnel in the field of the present invention can also change and modify the above embodiment, therefore, the present invention is not limited to the above specific embodiment, and any obvious improvement, replacement or modification made by the technical personnel in the field on the basis of the present invention all belong to the protection scope of the present invention.

Claims (6)

1. The utility model provides a sports body-building is with chest expanding device, includes fixed band (1), outer handle (2), its characterized in that: the outer handles (2) are symmetrically arranged at two ends of the fixing belt (1), elastic rope belts (3) are symmetrically arranged at two sides between the fixing belt (1) and the outer handles (2), the elastic rope belts (3) are respectively fixedly connected with the fixing belt (1) and the outer handles (2), one sides of the fixing belt (1) opposite to the outer handles (2) are fixedly connected with first connecting pieces (4), one sides of the first connecting pieces (4) are in threaded connection with first fixing buckles (5), one sides of the first fixing buckles (5) are connected with second connecting pieces (6) through bearings, first springs (7) are fixedly connected between the second connecting pieces (6), sliding grooves (8) and limiting grooves (9) are respectively formed in two inner sides of the outer handles (2), the sliding grooves (8) are communicated with the limiting grooves (9), supporting rods (10) are arranged in the outer handles (2), the utility model discloses a fixed belt (1) of bracing piece, including bracing piece (10), bracing piece (10) both ends fixedly connected with restriction piece (11), restriction piece (11) set up in restriction groove (9), bracing piece (10) are for equal threaded connection have the second to detain (12) between one side of fixed band (1) and outer handle (2), the fixed third connecting piece (13) that is connected with through the bearing of detaining (12) one side of second, be provided with spring two (14) between third connecting piece (13).

2. The chest expander for physical fitness of claim 1, wherein: the outer handle (2) is provided with an anti-skid bulge (15).

3. The chest expander for physical fitness of claim 1, wherein: an inner handle (16) is fixedly connected to one side of the support rod (10), and an arc-shaped groove is formed in the inner handle (16).

4. The chest expander for physical fitness of claim 1, wherein: the fixing strap (1) is provided with a soft cushion.

5. The chest expander for physical fitness of claim 1, wherein: outer handle (2) both sides threaded connection has auxiliary rod (17), just auxiliary rod (17) are the cuboid structure.

6. The chest expander for physical fitness of claim 1, wherein: and the first fixing buckle (5) and the second fixing buckle (12) are both provided with anti-slip pads.