CN216258943U

CN216258943U - Back opener

Info

Publication number: CN216258943U
Application number: CN202122918740.1U
Authority: CN
Inventors: 胡福亮
Original assignee: Yongkang Changkuai Trade Co ltd
Current assignee: Yongkang Changkuai Trade Co ltd
Priority date: 2021-11-25
Filing date: 2021-11-25
Publication date: 2022-04-12
Anticipated expiration: 2031-11-25

Abstract

The utility model relates to a back opener which comprises a cross-shaped bushing, a locking component, a first support rod and a second support rod, wherein the middle sections of the first support rod and the second support rod are respectively overlapped in the cross-shaped bushing in a crossed mode, the locking component and the cross-shaped bushing are detachably buckled and connected with each other, when the locking component is in a pressing state, the first support rod and the second support rod are pressed in the cross-shaped bushing by the locking component, and when the locking component is in a loosening state, the mutual positions of the first support rod and the second support rod in the cross-shaped bushing are adjustable. The two support rods are detachably locked together through a simple connecting device, and the mutual positions of the two support rods can be adjusted according to actual use requirements.

Description

Back opener

Technical Field

The utility model belongs to the technical field of body training instruments, and particularly relates to a back opener.

Background

The body-building training is a more elegant and elegant fitness project, and the back-opening device is a common instrument in the body-building training.

The existing back openers mostly comprise two stick rods which are erected transversely and vertically in a cross manner, and the two stick rods are not firmly lapped and are easy to loosen, so that the training effect is influenced; the relative positions of the two stick rods cannot be adjusted, and the two stick rods cannot be simultaneously suitable for people with different heights.

Disclosure of Invention

The technical problem to be solved by the utility model is to provide a back opener, wherein two support rods are detachably locked together through a simple connecting device, and the mutual positions of the two support rods can be adjusted according to the actual use requirement.

The utility model is realized in such a way, and provides a back opener which comprises a cross bush, a locking component, a first support rod and a second support rod, wherein the middle sections of the first support rod and the second support rod are respectively overlapped in a crossed manner in the cross bush, the locking component and the cross bush are detachably buckled and connected with each other, when the locking component is in a pressing state, the first support rod and the second support rod are pressed in the cross bush by the locking component, and when the locking component is in a loosening state, the mutual positions of the first support rod and the second support rod in the cross bush are adjustable.

Furthermore, the cross bush includes main support bush and connects in the side support bush of main support bush middle part radial both sides, and the interlude of first vaulting pole sets up in main support bush, and the interlude of second vaulting pole alternately superposes on first vaulting pole and is located the side support bush.

The locking assembly comprises a buckling frame, a pulling arm and a rotating pin, wherein first locking buckles are respectively arranged on two radial sides of the upper end of the main supporting bush, second locking buckles are arranged on two radial sides of the lower end of the main supporting bush, a first connecting buckle and a bearing part which are mutually buckled with the second locking buckles are arranged at the lower end of the buckling frame, a first hinge hole is formed in the upper end of the buckling frame, a pressing rod part is arranged in the middle of the buckling frame, a second hinge hole and a second connecting buckle which is mutually buckled with the first locking buckles are arranged at the upper end of the pulling arm, a pressing part matched with the bearing part, a pulling hand part and a buckling rod part are arranged at the lower end of the pulling arm, the second connecting buckle is located at the upper part of the second hinge hole, the rotating pin is arranged in the first hinge hole and the second hinge hole, so that the buckling frame and the upper end of the pulling arm are mutually rotatably hinged together, and the buckling rod part can be buckled on the first supporting rod.

Furthermore, a pressure pad is arranged at the joint position of the first support rod and the second support rod.

Furthermore, soft sleeves are respectively sleeved at two ends of the first support rod and the second support rod.

Further, a countdown device is arranged on the first support rod or the second support rod.

Further, count down device is the countdown table, sets up the buckle on count down device, and the buckle passes through block mode and first vaulting pole or second vaulting pole joint.

Compared with the prior art, the back opener has the advantages that the two support rods are effectively and fixedly connected in the cross shape through the matching of the locking assembly and the cross bush, the cross bush is used for positioning the positions of the two support rods, and the locking assembly is matched with the cross bush to play a role in locking the two support rods on the cross bush. When the position relation of two vaulting poles needs to be adjusted, can through unblock hasp subassembly. The two ends of the two support rods are respectively sleeved with a soft sleeve, and the purpose is to increase the comfort of the contact of the two ends of each support rod with a human body.

Drawings

FIG. 1 is a schematic perspective view of a back-opening device according to the present invention;

fig. 2 is a perspective view of the assembled state of the cross bush and the locking assembly in fig. 1;

FIG. 3 is an exploded view of FIG. 2;

FIG. 4 is a schematic view of the cross bushing and the wrench arm of FIG. 2;

FIG. 5 is a schematic perspective view of the buckle holder shown in FIG. 2;

FIG. 6 is a perspective view of the wrench arm of FIG. 2;

fig. 7 is a perspective view of the countdown device of fig. 1.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Referring to fig. 1 to 7, the present invention provides a back-opening device, which includes a cross bush 1, a locking assembly 2, a first stay bar 3, a second stay bar 4 and a pressing pad 5.

The middle sections of the first support rod 3 and the second support rod 4 are respectively crossed and superposed in the cross bush 1 in a cross shape, and the locking component 2 and the cross bush 1 are detachably connected with each other in a buckling manner. When the locking assembly 2 is in a compression state, the first support rod 3 and the second support rod 4 are compressed in the cross bush 1 by the locking assembly 2, and when the locking assembly 2 is in a release state, the mutual positions of the first support rod 3 and the second support rod 4 in the cross bush 1 are adjustable. According to actual demand, through the lock connection relation between the release hasp subassembly 2 and the cross bush 1, just adjustable first vaulting pole 3 and the relative position between the second vaulting pole 4, after the adjustment finishes, the lock connection relation between the locking hasp subassembly 2 and the cross bush 1 can.

The cross bush 1 comprises a main support bush 11 and side support bushes 12 connected to two radial sides of the middle of the main support bush 11, the middle section of the first support rod 3 is arranged in the main support bush 11, and the middle section of the second support rod 4 is overlapped on the upper surface of the first support rod 3 in a crossed manner and is positioned in the side support bushes 12.

The latch assembly 2 includes a latch bracket 21, a trigger arm 22, and a pivot pin 23. The radial two sides of the upper end of the main support bush (11) are respectively provided with a first lock catch 13, and the radial two sides of the lower end of the main support bush are provided with a second lock catch 14. The lower end of the buckle frame 21 is provided with a first connecting buckle 24 and a pressure-bearing part 25 which are mutually buckled with the second lock buckle 14, and the upper end of the buckle frame is provided with a first hinge hole 26. A press rod part 27 is provided in the middle of the buckle frame 21. The upper end of the trigger arm 22 is provided with a second hinge hole 28 and a second connecting buckle 29 which is buckled with the first locking buckle 13, and the lower end thereof is provided with a pressing part 210 matched with the pressing part 25, a trigger part 211 and a buckle rod part 212. The second connecting button 29 is located at the upper part of the second hinge hole 28, the rotating pin 23 is arranged in the first hinge hole 26 and the second hinge hole 28 so that the button frame 21 and the upper end of the trigger arm 22 are rotatably hinged together, and the button rod part 212 can be buckled on the first stay bar 3.

When the locking assembly 2 is in a pressed state, the pressing portion 210 is attached to the pressing portion 25, the pulling arm 22 presses the locking frame 21 onto the second support rod 4, wherein the pressing rod portion 27 is pressed onto the second support rod 4, so that the first support rod 3 and the second support rod 4 are pressed together, the locking rod portion 212 is locked with the first support rod 3, and the pulling arm portion 211 is used for releasing the locked state of the locking rod portion 212 and the first support rod 3.

The whole connection of the locking assembly 2 is compact and reasonable, the wrench arm 22 rotates around the rotating pin 23 by lifting the wrench part 211 of the wrench arm 22, the fastening rod part 212 is separated from the fastening position of the first support rod 3, the press part 210 and the bearing part 25 are also separated from each other, the second connecting buckle 29 is separated from the fastening position of the first lock catch 13, so that the first connecting buckle 24 is separated from the fastening position of the second lock catch 14, the locking assembly 2 is in a loosening state, at the moment, the first support rod 3 and the second support rod 4 are both in a loosening state with the main support bush 11 and the side support bush 12, and then the mutual position adjustment of the first support rod 3 and the second support rod 4 can be carried out.

The pressure pad 5 is disposed at a fitting position between the first stay bar 3 and the second stay bar 4. The pressure pad 5 is connected with the cross bush 1 on one side. The pressure pad 5 is provided to avoid the first support rod 3 and the second support rod 4 from rigidly rubbing against each other, and to prevent slipping.

The soft sleeves 6 are respectively sleeved at the two ends of the first support rod 3 and the second support rod 4, so that the comfort of the two ends of the two support rods contacting with a human body is improved.

A countdown device 7 is provided on the first brace 3 or the second brace 4. As shown in fig. 1, the countdown device 7 is provided on the first stay 3 at an upper portion of the combination of the cross bush 1 and the locking assembly 2. The countdown device 7 is a countdown meter. And a timing setting button is arranged on the countdown watch and is used for setting training time. After the set training time, an audible signal is emitted. A catch 71 is provided on the countdown device 7 as shown in fig. 7. The buckle 71 is clamped with the first stay bar 3 or the second stay bar 4 in a clamping manner. The engagement is releasable, so that the countdown device 7 can be engaged with the first stay 3 or the second stay 4 at another position by the catch 71.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a back opener, a serial communication port, including cross bush (1), hasp subassembly (2), first vaulting pole (3) and second vaulting pole (4), the interlude of first vaulting pole (3) and second vaulting pole (4) is "cross superpose respectively in cross bush (1), hasp subassembly (2) and cross bush (1) detachably looks lock is connected, when hasp subassembly (2) is in the pressure state, first vaulting pole (3) and second vaulting pole (4) are compressed tightly in cross bush (1) by hasp subassembly (2), when hasp subassembly (2) is in the unclamp state, first vaulting pole (3) and second vaulting pole (4) are adjustable in the mutual position of cross bush (1).

2. The back spreader according to claim 1, wherein the cross bush (1) comprises a main support bush (11) and side support bushes (12) connected to both sides of the main support bush (11) in the radial direction in the middle portion thereof, the middle section of the first support rod (3) is disposed in the main support bush (11), and the middle section of the second support rod (4) is cross-stacked on the first support rod (3) and in the side support bushes (12).

3. The back-off device as claimed in claim 2, wherein the locking assembly (2) comprises a buckle frame (21), a trigger arm (22) and a rotation pin (23), wherein first locking buckles (13) are respectively disposed at two radial sides of the upper end of the main support bushing (11), second locking buckles (14) are disposed at two radial sides of the lower end of the main support bushing, a first connecting buckle (24) and a bearing portion (25) which are mutually locked with the second locking buckles (14) are disposed at the lower end of the buckle frame (21), a first hinge hole (26) is disposed at the upper end of the buckle frame, a pressing rod portion (27) is disposed at the middle of the buckle frame (21), a second hinge hole (28) and a second connecting buckle (29) which is mutually locked with the first locking buckles (13) are disposed at the upper end of the trigger arm (22), a pressing portion (210) which is matched with the bearing portion (25), a trigger portion (211) and a locking rod portion (212) are disposed at the lower end of the second connecting buckle frame (28), the rotating pin (23) is arranged in the first hinge hole (26) and the second hinge hole (28) so that the buckling frame (21) and the upper end of the pull arm (22) are mutually rotatably hinged, and the buckling rod part (212) can be buckled on the first support rod (3).

4. The back-dissector according to claim 1, characterized in that a pressure pad (5) is provided at the abutment between the first and second struts (3, 4).

5. The back-opening device according to claim 1, characterized in that soft sleeves (6) are respectively sleeved at two ends of the first stay bar (3) and the second stay bar (4).

6. The back opener according to claim 1, characterized in that a countdown device (7) is provided on the first stay (3) or the second stay (4).

7. The back-opened machine according to claim 6, characterized in that the countdown device (7) is a countdown meter, a buckle (71) is arranged on the countdown device (7), and the buckle (71) is clamped with the first stay bar (3) or the second stay bar (4) in a clamping way.