Adjustable arm strength bar

Abstract

The utility model discloses an adjustable arm strength bar which comprises a spring, connecting rods connected to the two ends of the spring and handles arranged on the corresponding connecting rods in a sleeved mode, the connecting rods are provided with a plurality of gear holes in the axial direction, and the handles slide back and forth in the axial direction of the connecting rods. Each handle is provided with a pull plate seat used for being pushed and pulled back and forth, each pull plate seat is provided with a cover plate, each cover plate is provided with a fixing piece used for being matched with the corresponding gear hole, a reset piece is arranged between each pull plate seat and the corresponding handle, each cover plate is provided with a foot promoting part, each pull plate seat is provided with a sliding position, and each sliding position is matched with the corresponding gear hole. And the foot promoting part slides back and forth on the foot promoting part, so that the fixing part is inserted into or withdrawn from the gear hole. The arm strength bar of a push-pull structure is designed, different operation and use requirements of users are met, operation is extremely easy and convenient, and application and popularization are facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to body -building equipment technical field especially, a kind of adjustable arm strength stick. BACKGROUND

[0002] Known arm strength device (arm strength stick) one is connected with one connecting rod at both ends of spring, two connecting rods outer end each fixed one handle, its structure is simple, and arm muscle effect is good to exercise. Because of the age section and arm strength size different of user, the handle of many arm strength devices existing can be adjusted along connecting rod, to adapt to the best force of oneself use, such as the arm strength device of adjustable force of the Chinese utility model patent for grant announcement No.CN217745524U, including spring, connecting rod at both ends of spring, and handle being set on two connecting rods, above-mentioned two connecting rods are provided with multiple gear holes along axial direction, and each gear hole is communicated by the guide groove of cutting through connecting rod side wall, the guide groove also cuts through connecting rod outer end;The inner end top of above-mentioned handle is equipped with button slot, button slot bottom is equipped with through-hole, button slot is equipped with button, button spring is equipped between button and button slot bottom, above-mentioned button lower end is connected with one locating pin, locating pin is equipped with one locating head after passing through button spring and through-hole, and the diameter of locating head is greater than the diameter of through-hole, and locating head is clamped in the gear hole of connecting rod, and the diameter of locating pin is slightly smaller than the width of guide groove;Press button to adjust the gear of handle, the locating head of locating pin enters gear hole to make handle and connecting rod relock, because of the reference of gear hole, it can be seen that this is realized by the pressing of button Position adjustment, however this pressing type is relatively single, cannot satisfy the different needs of modern user, and also need relatively large force, therefore cannot satisfy the use demand of user. CONTENT OF UTILITY MODEL

[0003] (I) technical problem to be solved

[0004] In view of the deficiencies in the prior art, the utility model provides an adjustable arm strength stick, which is designed as a push-pull type structure, which is beneficial to the different operation and use requirements of users, and is extremely simple and convenient to operate, and is easy to popularize and apply.

[0005] (II) technical scheme to be taken

[0006] In order to achieve the above-mentioned purpose, the technical scheme adopted by the utility model is:

[0007] An adjustable arm strength bar comprises a spring, connecting rods connected to both ends of the spring, and handles sleeved on the connecting rods, the connecting rods are provided with a plurality of gear holes in the axial direction, the handles slide back and forth along the connecting rods, each handle is provided with a pull handle seat for back and forth pushing and pulling, the pull handle seat is provided with a cover plate, the cover plate is provided with a fixing member for cooperating with the gear hole, a reset member is arranged between the pull handle seat and the handle, the cover plate is provided with a prompt foot, and the pull handle seat is provided with a sliding position, the prompt foot slides back and forth on the sliding position to realize the insertion or withdrawal of the fixing member and the gear hole.

[0008] Preferably, the pull handle seat comprises a pull seat, and a sliding block provided on the pull seat and provided with the sliding position, and the prompt foot slides back and forth along the sliding position to realize the up and down movement of the cover plate.

[0009] Preferably, the sliding block is provided with a pair of sliding positions distributed in pairs, and each sliding position corresponds to a prompt foot.

[0010] Preferably, the sliding position comprises an inclined surface provided on the outer side wall of the sliding block and a horizontal surface provided on the sliding block.

[0011] Preferably, the cover plate comprises a cover body provided on the handle, a limiting block provided on the lower surface of the cover body, the fixing member provided on the limiting block, and the prompt foot provided on the cover body.

[0012] The upper surface of the cover body is provided with a patch.

[0013] The limiting block and the cover body are fixedly connected through a locking member, and the locking member is a screw.

[0014] The prompt foot and the cover body are integrally formed.

[0015] The limiting block is provided with a guide rail block on the two outer side walls, the pull handle seat is provided with a guide rail groove on the two inner side walls, and the guide rail block and the guide rail groove are matched with each other.

[0016] The fixing member comprises a fixing column provided on the lower surface of the cover plate, and the fixing column and the gear hole are matched with each other.

[0017] The fixing column adopts two.

[0018] The reset member is a spring.

[0019] Preferably, the handle comprises a knob axially movable along the connecting rod, a rubber sleeve is arranged on the knob, and the pull handle seat is arranged on the knob close to the spring side, and a reset member is arranged between the pull handle seat and the knob.

[0020] (Three) technical effects to be achieved

[0021] Compared with the prior art, the utility model has the beneficial effects that:

[0022] Firstly, the utility model discloses a pull handle seat for back-and-forth pushing and pulling is arranged on each handle, a cover plate is arranged on the pull handle seat, a fixing member for cooperating with a gear hole is arranged on the cover plate, a reset member is arranged between the pull handle seat and the handle, a promoting foot is arranged on the cover plate, and a sliding position is arranged on the pull handle seat, the promoting foot slides back and forth on the sliding position to realize the insertion or withdrawal of the fixing member and the gear hole, the structure is reasonable, easy to implement and convenient for production and manufacturing, and a pushing and pulling type arm bar is designed, which is beneficial to the different operation and use requirements of users, extremely simple and convenient to operate, and convenient for promotion and application.

[0023] Secondly, the fixing member comprises a fixing column arranged on the lower surface of the cover plate, and the fixing column cooperates with the gear hole, and two fixing columns are adopted, which is beneficial to the insertion cooperation with two gear holes at the same time, so that the fixing is more stable, and the use requirements of users are more satisfied. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 It is a structural schematic view of the utility model.

[0025] Figure 2 It is a whole schematic view of the utility model.

[0026] Figure 3 It is an exploded schematic view of one end handle and a spring upper rod of the utility model.

[0027] Figure 4 It is an exploded schematic view of the handle push-and-pull type structure of the utility model.

[0028] Figure 5 It is a cooperation schematic view of the pull handle seat, the cover plate, the fixing member, the reset member, the promoting foot and the sliding position of the utility model.

[0029] Figure 6 It is a sliding position arrangement schematic view of the pull handle seat of the utility model.

[0030] Figure 7 It is a cover plate structure schematic view of the utility model.

[0031] Figure 8 It is a whole schematic view of the cover plate of the utility model.

[0032] In the figure: 1, spring; 2, connecting rod; 3, handle; 4, pull handle seat; 5, cover plate; 6, fixing piece; 7, reset piece; 8, urging foot; 9, sliding position; 21, gear hole; 31, handle; 32, rubber sleeve; 41, pull seat; 42, sliding block; 51, cover body; 52, limiting block; 53, patch; 91, inclined surface; 92, horizontal surface; 521, guide rail block. DETAILED DESCRIPTION

[0033] In the description of the present application, it should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

[0034] In the description of the present application, it should be noted that the terms "center", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship shown in the drawings, or the orientation or positional relationship commonly used when the product of the present application is used, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second", "third", and the like are only used for differentiation in description and cannot be understood as indicating or implying relative importance. Therefore, the features defined as "first" and "second" can explicitly or implicitly include one or more of the features. In the description of the present application, "a plurality of" means two or more, unless otherwise explicitly specified and limited. "Several" means one or more, unless otherwise explicitly specified and limited.

[0035] In the description of the present application, it should also be noted that, unless otherwise explicitly specified and limited, the terms "disposed", "mounted", "connected", "linked" should be broadly understood, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected; it can be directly connected, or indirectly connected through an intermediate medium; it can be the communication between the two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0036] In order to make the purpose, technical scheme and advantages of the utility model more clear and explicit, the utility model will be further described in detail below through the drawings and examples. However, it should be understood that the specific examples described herein are only used to explain the utility model and are not used to limit the scope of the utility model. In addition, in the following description, the description of the known structure and technology is omitted to avoid unnecessary confusion of the concept of the utility model.

[0037] Example one: refer to Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 and Figure 5 An adjustable arm strength rod, comprising a spring 1, connecting rods 2 connected at both ends of the spring 1, and handles 3 sleeved on the corresponding connecting rods 2, a plurality of gear holes 21 are arranged on the connecting rods 2 in the axial direction, the handles 3 slide back and forth along the connecting rods 2, a pull handle seat 4 for back and forth pulling is arranged on each handle 3, a cover plate 5 is arranged on the pull handle seat 4, a fixing piece 6 for cooperating with the gear hole 21 is arranged on the cover plate 5, a reset piece 7 is arranged between the pull handle seat 4 and the handle 3, a prompt foot 8 is arranged on the cover plate 5, and a sliding position 9 is arranged on the pull handle seat 4, the prompt foot 8 slides back and forth on the sliding position 9 to realize the insertion or exit of the fixing piece 6 and the gear hole 21, which is beneficial to fixing the handle 3 at different positions on the connecting rod 2. When in use, when the pull handle seat 4 is pulled out by external force, the prompt foot 8 on the cover plate 5 will move to the highest point position along the sliding position 9 on the pull handle seat 4, so that the reset piece 7 is lifted, and at the same time, the pull handle seat 4 will compress the reset piece 7, at this time, the fixing piece 6 will move upward with the cover plate 5 to exit the corresponding gear hole 21, then the handle 3 can slide back and forth on the connecting rod 2, so as to realize the adjustment of the position of the handle 3, after adjusting the position of the handle 3, the pull handle seat 4 is released, under the action of the restoring force of the reset piece 7, the prompt foot 8 will move away from the highest point position along the sliding position 9 on the pull handle seat 4, then the cover plate 5 will move downward, finally the fixing piece 6 on the cover plate 5 will fall into the corresponding gear hole 21, finally the fixing of the position of the handle 3 is realized, it can be seen that this kind of single button operation is ended, which can be realized through push-pull operation, the operation is easy and convenient, which is more conducive to large-scale promotion and application, and is more conducive to meeting the use requirements of users.

[0038] Example two: can be based on example one, as shown in Figure 4 、 Figure 5 and Figure 6 The pull handle seat 4 comprises a pull seat 41 and a sliding block 42 arranged on the pull seat 41, the sliding block 42 is provided with a sliding position 9, the prompt foot 8 slides back and forth along the sliding position 9 to realize the upward and downward movement of the cover plate 5, and then the insertion or exit of the fixing piece 6 and the gear hole 21 on the cover plate 5 is realized, so as to be beneficial to fixing the handle 3 at different positions on the connecting rod 2.

[0039] As shown in Figure 4 , Figure 5 and Figure 6 , wherein the sliding block 42 is provided with a pair of sliding positions 9, each of which corresponds to a promoting foot 8, which facilitates the smooth up-and-down movement of the cover plate 5.

[0040] As shown in Figure 4 , Figure 5 and Figure 6 , wherein the sliding position 9 includes an inclined surface 91 provided on the outer side wall of the sliding block 42 and a horizontal surface 92 provided on the sliding block 42, the lowest point of the inclined surface 91 being the lowest position of the promoting foot 8, and the highest point of the inclined surface 91 being consistent with the horizontal surface 92. Therefore, when the promoting foot 8 moves from the inclined surface 91 to the horizontal surface 92, the cover plate 5 is lifted upwards, i.e. withdrawn from the corresponding gear hole 21, which facilitates the sliding of the handle 3 on the connecting rod 2, thereby adjusting the position of the handle 3 on the connecting rod 2. When the promoting foot 8 moves from the horizontal surface 92 to the inclined surface 91, the cover plate 5 slides down, i.e. is inserted into the corresponding gear hole 21, which facilitates the fixation of the handle 3 on the connecting rod 2, thereby meeting the user's needs.

[0041] Example Three: Based on Example One or Example Two, as shown in Figure 4 , Figure 5 , Figure 7 and Figure 8 , the cover plate 5 includes a cover 51 provided on the handle 3, the lower surface of the cover 51 is provided with a limiting block 52, the limiting block 52 is provided with a fixing member 6, and the cover 51 is provided with a promoting foot 8. This arrangement is reasonable and easy to implement. Further, the upper surface of the cover 51 is provided with a patch 53, which is reasonable, simple in structure and easy to implement. In this embodiment, the limiting block 52 and the cover 51 are fixedly connected by a locking member, which is a screw, facilitating disassembly and installation. Furthermore, the promoting foot 8 and the cover 51 are integrally formed, which greatly improves the structural firmness.

[0042] As shown in Figure 4 , Figure 5 , Figure 7 and Figure 8 , wherein the limiting block 52 is provided with a guide block 521 on the two outer side walls, and the two inner side walls of the pulling seat 4 are provided with a guide groove, which cooperates with the guide block 521 to facilitate the smooth movement of the limiting block 52, thereby making the cover plate 5 move smoothly up and down.

[0043] Example Four: Based on Example One or Example Two or Example Three, as shown in Figure 4 , Figure 5 andFigure 8 As shown in the figure, the fixing member 6 comprises fixing columns arranged on the lower surface of the cover plate 5, which are matched with the gear holes 21, thus facilitating the insertion into the gear holes 21. It is further explained that two fixing columns are adopted, which facilitates the insertion into the corresponding gear holes 21, thus making the handle 3 more stable on the connecting rod 2, and more facilitating the satisfaction of the use requirements of the user.

[0044] Example five: can be based on example one or example two or example three or example four, as shown in Figure 4 and Figure 5 As shown in the figure, the reset member 7 is a spring, which facilitates the reset of the pull handle seat 4, and is convenient to implement.

[0045] Example six: can be based on example one or example two or example three or example four or example five, as shown in Figure 3 and Figure 4 As shown in the figure, the handle 3 comprises a handle 31 which can move axially along the connecting rod 2, and a rubber sleeve 32 is arranged on the handle 31, which facilitates the user to hold, and a pull handle seat 4 is arranged on the handle 31 close to the spring 1, and a reset member 7 is arranged between the pull handle seat 4 and the handle 31, which facilitates the reset of the pull handle seat 4 after being pulled out, and the arrangement is reasonable, convenient to implement, and also convenient for the user to operate.

[0046] The standard parts used in the present application file can be purchased from the market, and the specific connection mode of each part adopts the conventional means such as bolt, rivet and the like in the prior art, which will not be described in detail here.

[0047] It should be noted that although the above embodiments have been described in the present text, the patent protection scope of the present utility model is not limited thereby. Therefore, based on the innovative concept of the present utility model, the changes and modifications of the embodiments described in the present text, or the equivalent structure or equivalent process conversion made by using the contents of the present utility model specification and drawings, directly or indirectly apply the above technical solutions to other related technical fields, are all included in the protection scope of the patent of the present utility model.

Claims

1. An adjustable arm strength bar, comprising a spring (1), connecting rods (2) connected to both ends of the spring (1), and a handle (3) sleeved on the corresponding connecting rod (2), wherein the connecting rod (2) is provided with a plurality of stop holes (21) along the axial direction, and the handle (3) slides back and forth along the axial direction of the connecting rod (2), characterized in that: A pulling handle (4) is arranged on each handle (3) for back and forth pushing and pulling, a cover plate (5) is arranged on the pulling handle (4), a fixing part (6) for cooperating with the gear hole (21) is arranged on the cover plate (5), a reset part (7) is arranged between the pulling handle (4) and the handle (3), a promoting foot (8) is arranged on the cover plate (5), and a sliding position (9) is arranged on the pulling handle (4), the promoting foot (8) slides back and forth on the sliding position (9) to realize the insertion or withdrawal of the fixing part (6) and the gear hole (21).

2. The adjustable resistance bar of claim 1, wherein: The pulling handle (4) comprises a pulling seat (41), and a sliding block (42) is arranged on the pulling seat (41), the sliding block (42) is arranged with the sliding position (9), and the promoting foot (8) slides back and forth along the sliding position (9) to realize the up and down movement of the cover plate (5).

3. The adjustable resistance bar of claim 2, wherein: The sliding block (42) is arranged with a pair of sliding positions (9), and each sliding position (9) corresponds to a promoting foot (8).

4. An adjustable resistance bar as claimed in claim 2 or 3 wherein: The sliding position (9) comprises an inclined surface (91) arranged on the outer side wall of the sliding block (42) and a horizontal surface (92) arranged on the sliding block (42).

5. The adjustable resistance bar of claim 1, wherein: The cover plate (5) comprises a cover body (51) arranged on the handle (3), a limiting block (52) is arranged on the lower surface of the cover body (51), the fixing part (6) is arranged on the limiting block (52), and the promoting foot (8) is arranged on the cover body (51).

6. The adjustable resistance bar of claim 5, wherein: The limiting block (52) and the cover body (51) are fixedly connected through a locking part.

7. The adjustable resistance bar of claim 5, wherein: Guide rail blocks (521) are arranged on the two outer side walls of the limiting block (52), and guide rail grooves are arranged on the two inner side walls of the pulling handle (4), and the guide rail blocks (521) and the guide rail grooves are matched with each other.

8. The adjustable resistance bar of claim 1, wherein: The fixing part (6) comprises a fixing column arranged on the lower surface of the cover plate (5), and the fixing column and the gear hole (21) are matched with each other.

9. The adjustable resistance bar of claim 8, wherein: The fixing column adopts two.

10. The adjustable resistance bar of claim 1, wherein: The handle (3) comprises a handle (31) which can move axially along the connecting rod (2), a rubber sleeve (32) is arranged on the handle (31), the pulling handle (4) is arranged on the handle (31) close to the spring (1), and a reset part (7) is arranged between the pulling handle (4) and the handle (31).

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