CN211611456U

CN211611456U - Bench press frame convenient to seat is adjusted

Info

Publication number: CN211611456U
Application number: CN201922435036.3U
Authority: CN
Inventors: 李明立
Original assignee: Xuzhou Weilijian Sports Goods Co ltd
Current assignee: Xuzhou Weilijian Sports Goods Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-10-02
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses a bench press frame convenient to seat is adjusted, it is installed on bench press frame's portal, its characterized in that: including body frame, first positioning mechanism, bed frame, second positioning mechanism, base plate, backrest plate, connecting rod, cushion board and third positioning mechanism, the articulated formula of body frame is installed on the crossbeam of portal, the bed frame slidable mounting be in on the body frame, base plate fixed mounting be in on the bed frame, the front end tip of backrest plate articulates the rear end of base plate, the one end of connecting rod articulates be close to its front end department on the backrest plate, and its other end articulates the rear end of body frame, the rear end of cushion board articulates the front end of base plate, the utility model discloses the advantage compared with prior art lies in: the folding of bench press frame has been realized, avoids the waste in space, has made things convenient for accomodating and transporting of bench press frame, has realized adjusting when backrest plate angle and seat overall position, improves bench press frame's availability factor.

Description

Bench press frame convenient to seat is adjusted

Technical Field

The utility model relates to the technical field of fitness equipment, in particular to a bench press frame convenient for seat adjustment.

Background

Along with the increasing living standard of the people, the body building is more and more emphasized by the masses, the bench press is taken as the most effective way for developing the extensor muscles of the upper limbs and is always favored by body-building people, the bench press exercise is usually realized by a bench press frame, the bench press frame comprises a door frame, a main frame and a seat, the door frame is used for placing a barbell, the main frame is used for supporting the seat, and a user sits on the seat to perform bench press exercise, wherein, the backrest plate of the seat can be adjusted in angle to meet the exercise of different positions of the chest of the exerciser, but the traditional adjustment of the backrest plate is that a transverse pipe is arranged on the door frame, the backrest plate is abutted against the transverse pipe, the angle of the backrest plate is changed by adjusting the height of the transverse pipe, the adjustment mode is more complicated, the adjustable angle of the backrest plate is less, the requirement of the exerciser cannot be adapted, meanwhile, because the position of the seat is fixed, the barbell is difficult to keep a proper distance from the position where the barbell is placed to an exerciser, and the barbell cannot be comfortably used by all the exercisers; the body frame is fixed connection with the portal for the bench press is great at area when idle, has wasted certain space, and the whole shipment of being not convenient for of bench press frame has increased the cost of transportation. There is a need for improvement.

Disclosure of Invention

The utility model provides a bench press frame convenient to seat is adjusted, it can solve the seat and adjust inconvenient and adjust the gear few, wholly accomodate inconvenient technical problem.

In order to realize the purpose, the utility model discloses the technical scheme who adopts is: a bench press frame convenient for seat adjustment is arranged on a portal frame of the bench press frame and comprises a main frame, a first positioning mechanism, a base frame, a second positioning mechanism, a base plate, a backrest plate, a connecting rod, a cushion plate and a third positioning mechanism, wherein the main frame is arranged on a cross beam of the portal frame in an articulated manner, the first positioning mechanism is arranged on the cross beam of the portal frame and positions the main frame on the portal frame, the base frame is arranged on the main frame in a sliding manner, the second positioning mechanism is arranged on the base frame and positions the base frame on the main frame, the base plate is fixedly arranged on the base frame, the front end part of the backrest plate is articulated at the rear end of the base plate, one end of the connecting rod is articulated at the position close to the front end part of the backrest plate, the other end of the connecting rod is articulated at the rear end of the main frame, the rear end of the cushion plate is articulated at the front end of the base plate, the third positioning mechanism is mounted between the cushion plate and the base frame, and it positions the cushion plate on the base frame.

The transverse beam of the door frame is fixed with an ear plate, the rear end of the main frame is fixed with a hinge shaft, and the hinge shaft is movably inserted in the ear plate.

First positioning mechanism includes the first round pin that resets, evenly seted up the first locating hole of a plurality of along its circumference on the outer periphery of articulated shaft, the first round pin that resets is installed on the crossbeam of portal, and it with first locating hole uses the cooperation.

The first positioning mechanism further comprises a pull rod, one end of the pull rod is hinged to the cross beam of the gantry, and the middle of the pull rod is hinged to the first reset pin.

The second positioning mechanism comprises a second reset pin, the second reset pin is installed on the base frame, a plurality of second positioning holes are uniformly formed in the main frame along the sliding direction of the base frame, and the second reset pin is matched with the second positioning holes.

The third positioning mechanism comprises an arc plate and a third reset pin, the arc plate is fixed at the bottom of the cushion plate, the circle center of the arc plate is located on the hinge shaft of the cushion plate, a plurality of third positioning holes are uniformly formed in the arc plate along the circumferential direction of the arc plate, and the third reset pin is installed on the base frame and matched with the third positioning holes.

The base frame is fixedly provided with a handle.

After the structure is adopted, compared with the prior art, the utility model the advantage that has is: a bench press frame convenient for seat adjustment comprises a main frame, a first positioning mechanism, a second positioning mechanism, a backrest plate, a connecting rod, a cushion plate, a third positioning mechanism and the like, through the articulated installation of the main frame on the door frame and the positioning of the first positioning mechanism, the folding of the bench press frame is realized, the waste of space is avoided, the storage and the transfer of the bench press frame are convenient, the base frame, the connecting rod, the first positioning mechanism and other parts are matched to realize the simultaneous adjustment of the angle of the backrest plate and the integral position of the chair, simplify the adjustment operation, improve the use efficiency of the bench press frame, meanwhile, the adjustment of the angle of the backrest plate and the overall position of the chair can add more gears to meet the requirements of users with different body types, through the cooperation of parts such as third positioning mechanism, realize the angular adjustment of cushion board to adapt to the angle change of back board, easy operation is convenient.

Drawings

Fig. 1 is a schematic structural view of a bench press frame convenient for seat adjustment of the present invention.

Fig. 2 is a schematic structural view of a portion a in fig. 1.

Fig. 3 is a schematic view of the right side view structure of the bench press frame convenient for seat adjustment.

As shown in the figure: 1. portal, 2, the body frame, 3, first positioning mechanism, 4, the bed frame, 5, second positioning mechanism, 6, the base plate, 7, the back board, 8, the connecting rod, 9, the cushion board, 10, the third positioning mechanism, 11, the otic placode, 12, the articulated shaft, 13, first round pin that resets, 14, first locating hole, 15, the pull rod, 16, the second round pin that resets, 17, the second locating hole, 18, the arc board, 19, the third round pin that resets, 20, the third locating hole, 21, the handle.

Detailed Description

The following description is only for the preferred embodiment of the present invention, and the protection scope of the present invention is not limited thereby, the present invention will be further explained with reference to the drawings and the embodiments.

Examples, see fig. 1-3:

the utility model provides a bench press frame convenient to seat is adjusted, its installation is on bench press frame's portal 1, including body frame 2, first positioning mechanism 3, bed frame 4, second positioning mechanism 5, base plate 6, back board 7, connecting rod 8, cushion board 9 and third positioning mechanism 10, portal 1 has crossbeam and two longerons, and the bottom at two longerons is fixed respectively at the both ends of crossbeam, and the rear end of longeron still has a supporting beam, places the barbell piece on the supporting beam, places the barbell on the longeron.

The main frame 2 is hinged to a cross beam of the portal 1, the main frame 2 can rotate on the cross beam of the portal 1, so that the main frame 2 is accommodated on the portal 1, excessive space is prevented from being occupied when the bench press is idle, the main frame 2 can be hinged to the cross beam of the portal 1 by fixing two bases on the cross beam of the portal 1, a cross shaft is fixed to two sides of the rear end of the main frame 2, and two ends of the cross shaft are connected with the two bases through bearings, so that the main frame 2 can rotate on the cross beam of the portal 1; meanwhile, the main frame 2 can be hinged with the cross beam of the portal frame 1 through the matching of the hinge shaft and the ear plates, specifically, the ear plates 11 are fixed on the cross beam of the portal frame 1, the number of the ear plates 11 is two, the ear plates 11 can be welded on the rear side of the cross beam of the portal frame 1, the rear end of the main frame 2 is fixed with the hinge shaft 12, the hinge shaft 12 can be welded on the rear end of the main frame 2, the hinge shaft 12 is movably inserted on the ear plates 11, the ear plates 11 are provided with through holes, the aperture of the through holes is larger than the diameter of the hinge shaft 12, and the two ends of the hinge shaft 12 are movably inserted on the ear plates 11 respectively, so that the main frame 2 can rotate on the cross.

The first positioning mechanism 3 is installed on a cross beam of the portal 1 and positions the main frame 2 on the portal 1, the first positioning mechanism 3 is used for fixing the main frame 2 on the portal 1, on the basis of adopting a structure of a hinge shaft and an ear plate between the main frame 2 and the cross beam of the portal 1, the first positioning mechanism 3 can realize the positioning of the main frame 2 on the portal 1 by adopting a reset pin, specifically, the first positioning mechanism 3 comprises a first reset pin 13, a plurality of first positioning holes 14 are uniformly arranged on the outer circumferential surface of the hinge shaft 12 along the circumferential direction of the hinge shaft, the first reset pin 13 is installed on the cross beam of the portal 1 and is matched with the first positioning holes 14, the first reset pin 13 is composed of a pin rod, a pin sleeve and a spiral spring, the pin sleeve is a structure with a cavity arranged inside and two ends are sealed by a side plate, and the pin sleeve is fixed on the cross beam of the portal 1, a through hole for the pin rod to pass through and move is formed in a side plate of the pin sleeve, a head is fixed at one end of the pin rod, the other end of the pin rod sequentially penetrates through two side plates of the pin sleeve and a cross beam of the portal frame 1 and then is inserted into the first positioning hole 14, a limiting plate is sleeved on the pin rod and is positioned in the pin sleeve, a spiral spring is fixed on one side, close to the head of the pin rod, of the limiting plate, the other side of the limiting plate is abutted against the side plate of the pin sleeve, after the pin rod is pulled towards the head direction of the pin rod, the pin rod can be quickly reset through the spiral spring, when the bench press frame is used, the front end of the main frame 2 is abutted against the ground, the pin rod of the first reset pin 13 is inserted into the corresponding first positioning hole 14, at the moment, the main frame 2 cannot rotate on the cross beam of the portal frame 1, if the main frame 2 is contained on the portal frame 1, the pin rod of the first reset pin 13 is pulled, the pin, the pin lever of the first return pin 13 is then released and inserted into the corresponding first positioning hole 14 by the coil spring, thereby completing the housing of the main frame 2.

According to foretell first positioning mechanism 3, for guaranteeing that the user is more convenient to operate first round pin 13 that resets, it is further, first positioning mechanism 3 still includes pull rod 15, and pull rod 15 makes the user more laborsaving when dragging the pin lever of first round pin 13 that resets, the one end tip of pull rod 15 articulates on the crossbeam of portal 1, and its middle part with first round pin 13 that resets is articulated, and pull rod 15 passes through the hinge axis with the pin lever head of first round pin 13 that resets and is connected, and when pull rod 15 rotated along its articulated shaft between and the crossbeam of portal 1, it drove the pin lever removal of first round pin 13 that resets.

The base frame 4 is slidably mounted on the main frame 2, the base frame 4 is a square tubular structure with two through ends, a rail groove is formed in the inner wall of the base frame 4, a guide rail is fixed on the outer end face of the main frame 2 along the extending direction of the guide rail, the base frame 4 slides on the main frame 2 through the matching of the guide rail and the rail groove, the second positioning mechanism 5 is mounted on the base frame 4 and positions the base frame 4 on the main frame 2, the second positioning mechanism 5 is used for fixing the base frame 2 on the main frame 2 and can adopt a reset pin, specifically, the second positioning mechanism 5 comprises a second reset pin 16, the second reset pin 16 is mounted on the base frame 4, a plurality of second positioning holes 17 are uniformly formed in the main frame 2 along the sliding direction of the base frame 4, the second reset pin 16 is matched with the second positioning holes 17, and the second reset pin 16 has the same structure and the same action principle as the first reset pin 13, the pin sleeve of the second reset pin 16 is fixed on the base frame 4, the pin rod of the second reset pin 16 passes through the two side plates of the pin sleeve and the side wall of the base frame 4 and then is inserted into the second positioning hole 16, when the bench press is used, the base frame 4 is fixed relative to the main frame 2, the pin rod of the second reset pin 16 is inserted into the corresponding second positioning hole 16, if the position of the base frame 4 needs to be adjusted, the pin rod of the second reset pin 16 is pulled to be disengaged from the second positioning hole 16, then the base frame 4 is moved to a preset position, then the pin rod of the second reset pin 16 is loosened, and the pin rod is inserted into the corresponding second positioning hole 16 under the action of the coil spring, thereby completing the position adjustment of the base frame 4.

According to foretell bed frame 4 structure, for guaranteeing that the user pulling bed frame 4 is more convenient, further, fixed mounting has handle 21 on the bed frame 4, and the user carries out the removal of bed frame 4 through holding handle 21, convenient and fast.

The base plate 6 is fixedly arranged on the base frame 4, the base plate 6 is used for the linkage between the backrest plate 7 and the base frame 4, which can be fixed on the base frame 4 by welding, the front end part of the back plate 7 is hinged on the rear end of the base plate 6, one end of the connecting rod 8 is hinged on the back plate 7 near the front end thereof, and the other end is hinged at the rear end of the main frame 2, when the base frame 4 moves, the backrest plate 7 is under the action of the connecting rod 8 and the base plate 6, the angle between the main frame 2 and the backrest plate 7 changes along with the change of the angle between the main frame 2 and the backrest plate 7 when the base frame 4 moves towards the rear of the portal frame 1, the angle between the main frame 2 and the backrest plate 7 changes towards 90 degrees when the base frame 4 moves towards the front of the portal frame 1, after the base frame 4 is fixed to the main frame 2, the backrest plate 7 is fixed, and at this time, the angle of the backrest plate 7 with respect to the main frame 2 cannot be adjusted.

The rear end of the cushion plate 9 is hinged to the front end of the base plate 6, the cushion plate 9 moves along with the base plate 4, the cushion plate 9 can rotate on the base plate 6 to adapt to the angle adjustment of the backrest plate 7, the third positioning mechanism 10 is installed between the cushion plate 9 and the base plate 4 and positions the cushion plate 9 on the base plate 4, the third positioning mechanism 10 is used for fixing the cushion plate 9 on the base plate 6 and can adopt a reset pin, concretely, the third positioning mechanism 10 comprises an arc plate 18 and a third reset pin 19, the arc plate 18 is fixed at the bottom of the cushion plate 9, the circle center of the arc plate is positioned on the hinged shaft of the cushion plate 9, a plurality of third positioning holes 20 are uniformly formed in the arc plate 18 along the circumferential direction of the arc plate, the third reset pin 19 is installed on the base plate 4 and is matched with the third positioning holes 20, the third reset pin 19 has the same structure and the same operation principle as the second reset pin 16 and the first reset pin 13, a connecting plate is fixed on the base frame 4, a pin sleeve of the third reset pin 19 is fixed on the connecting plate, a pin rod of the third reset pin 19 passes through two side plates of the pin sleeve and the connecting plate and then is inserted into a third positioning hole 20, when the bench press frame is used, the cushion plate 9 is fixed relative to the base frame 4, the pin rod of the third reset pin 19 is inserted into the corresponding third positioning hole 20, if the angle of the cushion plate 9 relative to the base frame 4 needs to be adjusted, the pin rod of the third reset pin 19 is pulled to be disengaged from the third positioning hole 20, then, the cushion plate 9 is rotated to a predetermined position, and then the pin of the third returning pin 19 is released so that the pin thereof is inserted into the corresponding third positioning hole 20 by the coil spring, thereby completing the angular adjustment of the cushion plate 9 with respect to the base frame 4.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. The utility model provides a bench press frame convenient to seat is adjusted, its installs on bench press frame's portal (1), its characterized in that: comprises a main frame (2), a first positioning mechanism (3), a base frame (4), a second positioning mechanism (5), a base plate (6), a back plate (7), a connecting rod (8), a cushion plate (9) and a third positioning mechanism (10), wherein the main frame (2) is hinged on a beam of the portal frame (1), the first positioning mechanism (3) is installed on the beam of the portal frame (1) and positions the main frame (2) on the portal frame (1), the base frame (4) is slidably installed on the main frame (2), the second positioning mechanism (5) is installed on the base frame (4) and positions the base frame (4) on the main frame (2), the base plate (6) is fixedly installed on the base frame (4), and the front end part of the back plate (7) is hinged at the rear end of the base plate (6), one end of the connecting rod (8) is hinged to the backrest plate (7) close to the front end of the backrest plate, the other end of the connecting rod is hinged to the rear end of the main frame (2), the rear end of the cushion plate (9) is hinged to the front end of the base plate (6), the third positioning mechanism (10) is installed between the cushion plate (9) and the base frame (4), and the cushion plate (9) is positioned on the base frame (4).

2. A bench press for facilitating seat adjustment as defined in claim 1, wherein: the transverse beam of the portal frame (1) is fixed with an ear plate (11), the rear end of the main frame (2) is fixed with a hinge shaft (12), and the hinge shaft (12) is movably inserted into the ear plate (11).

3. A bench press for facilitating seat adjustment as defined in claim 2, wherein: first positioning mechanism (3) include first round pin (13) that resets, evenly seted up a plurality of first locating hole (14) along its circumference on the outer periphery of articulated shaft (12), first round pin (13) that resets are installed on the crossbeam of portal (1), and it with first locating hole (14) use the cooperation.

4. A bench press for facilitating seat adjustment as defined in claim 3, wherein: the first positioning mechanism (3) further comprises a pull rod (15), one end of the pull rod (15) is hinged to a cross beam of the gantry (1), and the middle of the pull rod is hinged to the first reset pin (13).

5. A bench press for facilitating seat adjustment as defined in claim 1, wherein: the second positioning mechanism (5) comprises a second reset pin (16), the second reset pin (16) is installed on the base frame (4), a plurality of second positioning holes (17) are uniformly formed in the main frame (2) along the sliding direction of the base frame (4), and the second reset pin (16) is matched with the second positioning holes (17).

6. A bench press for facilitating seat adjustment as defined in claim 1, wherein: third positioning mechanism (10) include circular arc board (18) and third reset pin (19), circular arc board (18) are fixed the bottom of cushion board (9), and its centre of a circle is located on the articulated shaft of cushion board (9), evenly seted up a plurality of third locating hole (20) along its circumference on circular arc board (18), third reset pin (19) are installed on bed frame (4), and it with third locating hole (20) use the cooperation.

7. A bench press for facilitating seat adjustment as defined in claim 1, wherein: and a handle (21) is fixedly arranged on the base frame (4).