CN217745537U

CN217745537U - Weight iron adjusting mechanism of strength type fitness equipment

Info

Publication number: CN217745537U
Application number: CN202221557578.3U
Authority: CN
Inventors: 王颖颖; 年建龙; 王建
Original assignee: Shandong Century Star Sports Equipment Co ltd
Current assignee: Shandong Century Star Sports Equipment Co ltd
Priority date: 2022-06-21
Filing date: 2022-06-21
Publication date: 2022-11-08
Anticipated expiration: 2032-06-21

Abstract

The utility model discloses a strength type body-building apparatus counter weight iron adjustment mechanism, include: the chest expander, the intermediate position department sliding connection on chest expander top has the stay cord, and the one end of stay cord installs the pull rod, the slide bar is all installed to the inside both sides of chest expander, and the even sliding connection of outer wall of slide bar has the balancing weight, first spacing hole has been seted up to the one end of balancing weight, and the intermediate position department sliding connection of balancing weight has the guide arm, the fixed cylinder is evenly installed to the outer wall of guide arm, and the spacing hole of second has been seted up to the one end of fixed cylinder. The utility model discloses the accessible rotates the rocking handle and will fix the certain length of rope release, is convenient for go into the first spacing hole that corresponds and the spacing downthehole portion of second with the bolt card and carries out the balance weight iron and adjust, then rotate the rocking handle and tighten up fixed rope to rotate adjusting bolt and drive fastener card income limiting groove inside and lock, avoid the bolt not hard up, accomplish final stable regulation, thereby solved and adjusted the not good problem of back fixed effect.

Description

Weight iron adjusting mechanism of strength type fitness equipment

Technical Field

The utility model relates to a body-building apparatus technical field specifically is strength type body-building apparatus counter weight iron adjustment mechanism.

Background

With the improvement of living standard, people pay more attention to the health problem of themselves, exercise is a way of keeping health, and nowadays, there are various fitness equipments for assisting, among which there are fitness equipments for strength type, and a high-tension dorsal muscle chest expander of up-and-down pulling type is common.

High pulling force dorsal muscle chest expander adopts the mode of pulling balancing weight to take exercise, and the regulation of balancing weight is especially important, adopts the fixed mode of bolt to adjust now, but the bolt is fixed through a yielding extension spring rope, then inserts balancing weight and guide arm on, often because ground is uneven, vibrations or other external factors touch when taking exercise can lead to appearing fixed not hard up.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a strength type body-building apparatus counter weight iron adjustment mechanism to solve the problem that proposes in the above-mentioned background art.

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

strength type body-building apparatus counter weight iron adjustment mechanism includes: the chest expander, there is the stay cord intermediate position department sliding connection on chest expander top, and the one end of stay cord installs the pull rod, the slide bar is all installed to the inside both sides of chest expander, and the even sliding connection of outer wall of slide bar has the balancing weight, first spacing hole has been seted up to the one end of balancing weight, and the intermediate position department sliding connection of balancing weight has the guide arm, the solid fixed cylinder is evenly installed to the outer wall of guide arm, and the one end of solid fixed cylinder has seted up the spacing hole of second, the adjusting box that links to each other with the stay cord is installed on the top of guide arm, one side of adjusting box is rotated and is connected with the rocking handle, and one side of rocking handle rotates and is connected with the line wheel, fixed rope is installed to the outer wall of line wheel, and the bolt is installed to the bottom of fixed rope.

As a further aspect of the present invention: the height of the balancing weight is the same as that of the fixed cylinder, and the circle center of the first limiting hole on one side of the balancing weight and the circle center of the second limiting hole on one side of the fixed cylinder are in the same horizontal line.

As a further aspect of the present invention: the aperture in the middle of the balancing weight is equal to the diameter of the fixed cylinder, and the fixed cylinder forms sliding connection inside the balancing weight.

As a further aspect of the present invention: fixed frame is installed to one side of adjusting box, and the intermediate position department of fixed frame one side rotates and is connected with the adjusting bolt, one side of adjusting bolt is provided with the fastener, and the line wheel lateral wall on one side of the fastener has evenly seted up the spacing groove.

As a further aspect of the present invention: one side of the clamping piece is connected with the adjusting bolt through a bearing, and the clamping piece is in sliding connection with the side wall of the adjusting box.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this strength type body-building apparatus counter weight iron adjustment mechanism will fix the certain length of rope release through rotating the rocking handle, is convenient for go into the first spacing hole that corresponds and the spacing downthehole portion of second with the bolt card and carries out counter weight iron and adjust, then rotate the rocking handle and tighten up fixed rope to rotate adjusting bolt and drive fastener card income spacing inslot and lock, avoid the bolt not hard up, accomplish final stable regulation, thereby solved and adjusted the not good problem of back fixed effect.

Drawings

Fig. 1 is a schematic view of the front cross-sectional structure of the present invention.

Fig. 2 is a schematic view of the three-dimensional structure of the adjusting box of the present invention.

Fig. 3 is an enlarged schematic view of a portion a of fig. 1 according to the present invention.

In the figure: 1. a chest expander; 2. a pull rod; 3. a bolt; 4. a balancing weight; 5. a first limiting hole; 6. a guide bar; 7. a slide bar; 8. a rocking handle; 9. an adjustment box; 10. pulling a rope; 11. fixing a rope; 12. a second limiting hole; 13. a fixed cylinder; 14. adjusting the bolt; 15. a fixing frame; 16. a fastener; 17. a wire wheel; 18. a limiting groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-3, the weight adjusting mechanism of the strength type exercise device in this embodiment includes: chest expander 1, the intermediate position department sliding connection on chest expander 1 top has stay cord 10, and pull rod 2 is installed to the one end of stay cord 10, slide bar 7 is all installed to the inside both sides of chest expander 1, and the even sliding connection of outer wall of slide bar 7 has balancing weight 4, first spacing hole 5 has been seted up to the one end of balancing weight 4, and the intermediate position department sliding connection of balancing weight 4 has guide arm 6, gu fixed cylinder 13 is evenly installed to the outer wall of guide arm 6, and gu fixed cylinder 13's one end has seted up the spacing hole 12 of second, the adjusting box 9 that links to each other with stay cord 10 is installed on the top of guide arm 6, one side of adjusting box 9 is rotated and is connected with rocking handle 8, and one side of rocking handle 8 is rotated and is connected with line wheel 17, fixed rope 11 is installed to the outer wall of line wheel 17, and bolt 3 is installed to the bottom of fixed rope 11.

Referring to fig. 1 and fig. 2, in the present embodiment, the height of the balancing weight 4 is the same as the height of the fixing cylinder 13, and the center of the first limiting hole 5 on one side of the balancing weight 4 and the center of the second limiting hole 12 on one side of the fixing cylinder 13 are located on the same horizontal line.

It should be noted that, because the circle center of the first limiting hole 5 and the circle center of the second limiting hole 12 on one side of the fixed cylinder 13 are located at the same horizontal line, the bolt 3 is conveniently clamped into the corresponding first limiting hole 5 and the second limiting hole 12 for fixing.

Referring to fig. 1 and 2, in the present embodiment, the aperture of the middle of the weight block 4 is equal to the diameter of the fixed cylinder 13, and the fixed cylinder 13 forms a sliding connection inside the weight block 4.

It should be noted that, since the fixed cylinder 13 forms a sliding connection inside the counterweight 4, it is convenient to perform the adjustment work.

Referring to fig. 1, 2 and 3, in the embodiment, a fixed frame 15 is installed at one side of the adjusting box 9, an adjusting bolt 14 is rotatably connected at a middle position of one side of the fixed frame 15, a clamping member 16 is arranged at one side of the adjusting bolt 14, and a limit groove 18 is uniformly formed in a side wall of a reel 17 at one side of the clamping member 16.

It should be noted that the adjusting bolt 14 is rotated to drive the clamping piece 16 to move and then the clamping piece is clamped into the limiting groove 18 to complete the locking of the reel 17, so that the reel 17 is prevented from loosening and rotating.

Referring to fig. 1 and 3, in the present embodiment, one side of the clip 16 is connected to the adjusting bolt 14 through a bearing, and the clip 16 forms a sliding connection on the side wall of the adjusting box 9.

It should be noted that, since one side of the clip member 16 is connected to the adjusting bolt 14 through a bearing, the adjusting bolt 14 is prevented from rotating to drive the clip member 16 to rotate.

It can be understood that this strength type body-building apparatus counter weight iron adjustment mechanism, can be convenient adjust the counter weight iron to can be fine avoid fixed not hard up, make after adjusting safer.

The working principle of the embodiment is as follows:

the during operation, drive stay cord 10 through pulling pull rod 2, adjusting box 9, guide arm 6 and balancing weight 4 up-and-down motion, thereby temper, when adjusting, it rotates the rocking handle 8 and drives the line wheel 17 and rotate and will fix 11 certain length of fixed rope, then fix the spacing downthehole portion of first spacing hole 5 and the second that correspond with 3 card income of bolt, it tightens up fixed rope 11 to rotate rocking handle 8 again, and rotate adjusting bolt 14 and drive 16 movements of fastener and the card is gone into the inside locking that accomplishes line wheel 17 of limiting groove 18, realize ultimate regulation, pulling pull rod 2 can drive all solid fixed cylinder 13 above the bolt 3 and temper this moment.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. Strength type body-building apparatus counter weight iron adjustment mechanism includes: chest expander (1), its characterized in that: sliding connection has stay cord (10) to the intermediate position department sliding connection on chest expander (1) top, and the one end of stay cord (10) installs pull rod (2), slide bar (7) are all installed to the inside both sides of chest expander (1), and the even sliding connection of outer wall of slide bar (7) has balancing weight (4), first spacing hole (5) have been seted up to the one end of balancing weight (4), and the intermediate position department sliding connection of balancing weight (4) has guide arm (6), gu fixed section of thick bamboo (13) are evenly installed to the outer wall of guide arm (6), and the one end of gu fixed section of thick bamboo (13) has seted up the spacing hole of second (12), regulation box (9) that link to each other with stay cord (10) are installed to the top of guide arm (6), one side of regulation box (9) is rotated and is connected with rocking handle (8), and one side of rocking handle (8) is rotated and is connected with line wheel (17), fixed rope (11) are installed to the outer wall of line wheel (17), and bolt (3) are installed to the bottom of fixed rope (11).

2. The weight iron adjustment mechanism of strength type fitness apparatus of claim 1, wherein: the height of the balancing weight (4) is the same as that of the fixed cylinder (13), and the circle center of the first limiting hole (5) on one side of the balancing weight (4) and the circle center of the second limiting hole (12) on one side of the fixed cylinder (13) are located on the same horizontal line.

3. The weight iron adjustment mechanism of strength type fitness apparatus of claim 1, wherein: the aperture in the middle of the balancing weight (4) is equal to the diameter of the fixed cylinder (13), and the fixed cylinder (13) is in sliding connection inside the balancing weight (4).

4. The weight iron adjustment mechanism of strength type fitness apparatus of claim 1, wherein: fixed frame (15) are installed to one side of adjusting box (9), and the intermediate position department of fixed frame (15) one side rotates and is connected with adjusting bolt (14), one side of adjusting bolt (14) is provided with fastener (16), and line wheel (17) lateral wall on one side of fastener (16) has evenly seted up spacing groove (18).

5. The weight iron adjustment mechanism of strength type fitness apparatus of claim 4, wherein: one side of the clamping piece (16) is connected with the adjusting bolt (14) through a bearing, and the clamping piece (16) forms sliding connection on the side wall of the adjusting box (9).