CN109260670B

CN109260670B - Chest expander with adjustable

Info

Publication number: CN109260670B
Application number: CN201811173579.6A
Authority: CN
Inventors: 黄凯强
Original assignee: Pan'an Yinpan Machinery Co Ltd
Current assignee: Xinchang County Eternal Heat Treatment Plant
Priority date: 2018-10-09
Filing date: 2018-10-09
Publication date: 2020-10-27
Anticipated expiration: 2038-10-09
Also published as: CN109260670A

Abstract

The invention discloses an adjustable chest expander which comprises an ejector block, a transverse plate and a shell, wherein the top of the transverse plate is provided with a through hole, two sides of the top surface of the transverse plate are respectively provided with a first sliding groove, two sides of the ejector block are respectively and fixedly connected with a connecting piece, the connecting pieces are movably connected with a movable rod through a rotating shaft, and the bottom end of the movable rod extends to an inner cavity of the first sliding groove and is movably connected with a first pulley through the rotating shaft. The invention can be suitable for different people to use by matching the ejector block, the transverse plate, the shell, the supporting block, the through hole, the first chute, the connecting piece, the movable rod, the first pulley, the sliding hole, the vertical rod, the second chute, the sliding block, the transverse rod, the second pulley, the fixed plate, the fastener, the spring, the connecting belt, the handle, the toothed bar, the long hole, the third chute, the third pulley, the motor and the gear, thereby being free from purchasing a plurality of chest-developer, greatly saving the cost and enabling most users to carry out body-building movement.

Description

Chest expander with adjustable

Technical Field

The invention relates to the technical field of fitness equipment, in particular to an adjustable chest expander.

Background

Chest expander, be an apparatus that is suitable for masses' body-building to take exercise, the benefit of using the chest expander to take exercise lies in, temper arm strength, make the wrist, the arm is more nimble, muscle is more vigorous and conscientious, when doing the motion of lifting on some forearms, like high-order chest expander bending or trans high-order chest expander toy, muscle can obtain fully taking exercise, the kind of chest expander is also diversified, but the chest expander that uses at present most does not possess the function of height-adjusting and dynamics, this uses with regard to the user of inconvenient different sizes, often a chest expander can not many people use, cost increase when having caused purchase equipment.

Disclosure of Invention

The invention aims to provide an adjustable chest expander, which has the advantages that the chest expander can be adjusted in height and strength and is suitable for different people to use, a plurality of chest expanders do not need to be purchased, the cost is greatly saved, most users can carry out body-building exercises, and the problem that the cost is increased when equipment is purchased because most of currently used chest expanders do not have the function of adjusting the height and the strength, so that the chest expanders are inconvenient for users with different body shapes and cannot be used by multiple users is solved.

In order to achieve the purpose, the invention provides the following technical scheme: an adjustable chest expander comprises a top block, a transverse plate and a shell, wherein the top of the transverse plate is provided with a through hole, two sides of the top of the transverse plate are respectively provided with a first chute, two sides of the top block are respectively and fixedly connected with a connecting piece, the connecting piece is movably connected with a movable rod through a rotating shaft, the bottom end of the movable rod extends to the inner cavity of the first chute and is movably connected with a first pulley through the rotating shaft, the surface of the movable rod is provided with a sliding hole, the bottom of the top block is fixedly connected with a vertical rod, two sides of the vertical rod are respectively provided with a second chute, the inner cavity of the sliding hole is slidably connected with a sliding block, the rear end of the sliding block extends to the outer part of the sliding hole and is fixedly connected with a transverse rod, one end of the transverse rod, close to the vertical rod, extends to the inner cavity of the, the utility model discloses a motor, including the fixed plate, the fixed plate is fixed on the fixed plate, the fixed plate is.

Preferably, the surface of the handle is provided with anti-skid lines, and the handle is circular.

Preferably, the bottom of the motor is fixedly connected with a fastening block, and the left side of the fastening block is fixedly connected with the shell.

Preferably, the bottom of the shell is fixedly connected with a supporting block, and the bottom of the supporting block is of a net structure.

Compared with the prior art, the invention has the following beneficial effects:

1. according to the chest expander, the top block, the transverse plate, the shell, the through hole, the supporting block, the first sliding groove, the connecting piece, the movable rod, the first pulley, the sliding hole, the vertical rod, the second sliding groove, the sliding block, the transverse rod, the second pulley, the fixing plate, the fastener, the spring, the connecting belt, the handle, the toothed bar, the long hole, the third sliding groove, the third pulley, the motor and the gear are matched for use, so that the chest expander can be used for adjusting the height and the force, can be suitable for different crowds to use, does not need to purchase a plurality of chest expanders, greatly saves the cost, and enables most users to carry out body-building exercises.

2. According to the anti-skidding and stable-type electric appliance, the springs can be increased and decreased by a user through the arrangement of the fasteners, so that the electric appliance is suitable for more people to use, the vibration generated during the operation of the motor can be reduced through the arrangement of the fastening blocks, the anti-skidding and stable effect can be achieved through the arrangement of the supporting blocks, and people can train more conveniently through the arrangement of the handle.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural diagram of the housing and the motor of the present invention.

In the figure: the device comprises a top block 1, a transverse plate 2, a shell 3, a through hole 4, a supporting block 5, a first sliding chute 6, a connecting piece 7, a movable rod 8, a first pulley 9, a sliding hole 10, a vertical rod 11, a second sliding chute 12, a sliding block 13, a cross rod 14, a second pulley 15, a fixed plate 16, a fastener 17, a spring 18, a connecting belt 19, a handle 20, a toothed bar 21, a long hole 22, a third sliding chute 23, a third pulley 24, a motor 25, a gear 26 and a fastening block 27.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, an adjustable chest expander comprises a top block 1, a transverse plate 2 and a housing 3, wherein the top of the transverse plate 2 is provided with a through hole 4, both sides of the top of the transverse plate 2 are provided with first chutes 6, both sides of the top block 1 are fixedly connected with connecting pieces 7, the connecting pieces 7 are movably connected with movable rods 8 through rotating shafts, the bottom ends of the movable rods 8 extend to the inner cavity of the first chutes 6 and are movably connected with first pulleys 9 through the rotating shafts, the surface of the movable rods 8 is provided with slide holes 10, the bottom of the top block 1 is fixedly connected with a vertical rod 11, both sides of the vertical rod 11 are provided with second chutes 12, the inner cavity of the slide hole 10 is slidably connected with a slide block 13, the rear end of the slide block 13 extends to the outside of the slide hole 10 and is fixedly connected with a cross rod 14, one end of the cross rod 14 close to the vertical rod 11 extends to the inner cavity of the second chute 12 and, the fixing plate 16 is fixedly connected with a fastener 17 on one side opposite to the movable rod 8, the spring 18 can be increased and decreased by a user by oneself through the arrangement of the fastener 17, so that the apparatus is suitable for more people to use, the spring 18 is movably connected with one side opposite to the fastener 17, the surface of the transverse plate 2 is sleeved with a connecting band 19, the bottom of the connecting band 19 penetrates through the through hole 4 and is fixedly connected with a handle 20, the surface of the handle 20 is provided with anti-skid grains, the handle 20 is in a ring shape, people can train more conveniently through the arrangement of the handle 20, both sides of the bottom of the transverse plate 2 are fixedly connected with toothed bars 21, the top of the shell 3 is provided with a long hole 22, one side of the inner cavity of the shell 3 is provided with a third sliding groove 23, the bottom end of the toothed bar 21 penetrates through the shell 3 and extends to the inner cavity of the shell 3, one side of the toothed bar 21 close to the third sliding groove 23 is movably connected with, the back of the shell 3 is fixedly connected with a motor 25, the bottom of the motor 25 is fixedly connected with a fastening block 27, the left side of the fastening block 27 is fixedly connected with the shell 3, through the arrangement of the fastening block 27, vibration generated when the motor 25 operates can be reduced, a rotating shaft of the motor 25 penetrates through the shell 3 and is fixedly connected with a gear 26, the gear 26 is meshed with the toothed bar 21, the bottom of the shell 3 is fixedly connected with a supporting block 5, the bottom of the supporting block 5 is of a net structure, and the equipment can have an anti-skid stable effect through the arrangement of the supporting block 5, and through the top block 1, the transverse plate 2, the shell 3, the through

holes

4 and 5, the first sliding groove 6, the connecting piece 7, the movable bar 8, the first pulley 9, the sliding hole 10, the vertical bar 11, the second sliding groove 12, the sliding block 13, the transverse bar 14, the second pulley 15, the fixing plate 16, the fastener 17, the cooperation of third spout 23, third pulley 24, motor 25 and gear 26 is used, can make this chest expander carry out height and dynamics and adjust, can be suitable for different crowds and use, and this just need not to purchase a plurality of chest expanders, has saved the cost greatly, makes most of users can both carry out body-building motion.

When the device is used, the handle 20 is pulled downwards, the handle 20 moves downwards to drive the connecting belt 19 to move downwards, the connecting belt 19 moves downwards to drive the cross rod 14 to move downwards, the cross rod 14 moves downwards to drive the two side sliding blocks 13 to move downwards along the sliding holes 10 to drive the movable rod 8 to move, the movable rod 8 moves to drive the first pulley 9 to move along the inner cavity of the first sliding groove 6, the spring 18 is pulled to perform tension training, the rotation of the rotating shaft of the motor 25 drives the gear 26 to rotate, and the rotation of the gear 26 drives the rack 21 to move upwards and downwards, so that the height is adjusted.

In summary, the following steps: this adjustable chest expander, through kicking block 1, diaphragm 2, casing 3, through-

hole

4, 5 supporting shoes, first spout 6, connecting piece 7, movable rod 8, first pulley 9, slide opening 10, montant 11, second spout 12, slider 13, horizontal pole 14, second pulley 15, fixed plate 16, fastener 17, spring 18, connecting band 19, handle 20, ratch 21, slot hole 22, third spout 23, third pulley 24, the cooperation of motor 25 and gear 26 is used, the function that most of the chest expanders that have not possessed height-adjusting and dynamics that has solved present use, this uses with regard to the user of inconvenient different sizes, often a chest expander can not many people use, cost increase's when having caused purchase equipment problem.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a chest expander with adjustable, includes kicking block (1), diaphragm (2) and casing (3), its characterized in that: through-hole (4) have been seted up at the top of diaphragm (2), first spout (6) have all been seted up to the both sides at diaphragm (2) top, the equal fixedly connected with connecting piece (7) in both sides of kicking block (1), connecting piece (7) have movable rod (8) through pivot swing joint, second spout (12) have all been seted up to the bottom of movable rod (8) extend to the inner chamber of first spout (6) and have first pulley (9) through pivot swing joint, draw runner (10) have been seted up on the surface of movable rod (8), the bottom fixedly connected with montant (11) of kicking block (1), second spout (12) have all been seted up to the both sides of montant (11), the inner chamber sliding connection of draw runner (10) has slider (13), the rear end of slider (13) extends to the outside of draw runner (10) and fixedly connected with horizontal pole (14), one end that horizontal pole (14) are close to montant (11) extends to the inner chamber of second spout (12) and has been Second pulley (15), the equal fixedly connected with fixed plate (16) in both sides at diaphragm (2) top, fixed plate (16) and the equal fixedly connected with fastener (17) in one side that movable rod (8) are relative, the equal fixedly connected with spring (18) in one side that fastener (17) are relative, the bottom of horizontal pole (14) is fixed with connecting band (19), the bottom of connecting band (19) runs through-hole (4) and fixedly connected with handle (20), the equal fixedly connected with ratch (21) in both sides of diaphragm (2) bottom, slot hole (22) have been seted up at the top of casing (3), third spout (23) have been seted up to one side of casing (3) inner chamber, the bottom of ratch (21) runs through casing (3) and extends to the inner chamber of casing (3), there is third pulley (24) through pivot swing joint in one side that ratch (21) are close to third spout (23), the third pulley (24) extends to the inner cavity of the third sliding groove (23) and is in sliding connection with the third sliding groove (23), the back of the shell (3) is fixedly connected with a motor (25), a rotating shaft of the motor (25) penetrates through the shell (3) and is fixedly connected with a gear (26), and the gear (26) is meshed with the rack bar (21).

2. An adjustable chest expander as claimed in claim 1 wherein: the surface of the handle (20) is provided with anti-skid lines, and the handle (20) is circular.

3. An adjustable chest expander as claimed in claim 1 wherein: the bottom fixedly connected with fastening block (27) of motor (25), the left side and casing (3) fixed connection of fastening block (27).

4. An adjustable chest expander as claimed in claim 1 wherein: the bottom of the shell (3) is fixedly connected with a supporting block (5), and the bottom of the supporting block (5) is of a net structure.