CN213131738U - Chest expander - Google Patents

Chest expander Download PDF

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Publication number
CN213131738U
CN213131738U CN202021473223.7U CN202021473223U CN213131738U CN 213131738 U CN213131738 U CN 213131738U CN 202021473223 U CN202021473223 U CN 202021473223U CN 213131738 U CN213131738 U CN 213131738U
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CN
China
Prior art keywords
main
support frame
sucking disc
chest expander
rope
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Active
Application number
CN202021473223.7U
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Chinese (zh)
Inventor
王玉珏
Original Assignee
王玉珏
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Application filed by 王玉珏 filed Critical 王玉珏
Priority to CN202021473223.7U priority Critical patent/CN213131738U/en
Application granted granted Critical
Publication of CN213131738U publication Critical patent/CN213131738U/en
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Abstract

The utility model provides a chest expander relates to body-building apparatus technical field, including device main part support frame and sucking disc, the rear end lateral surface of device main part passes through nut fixedly connected with back lid, and the bottom of device main part and back lid has all welded movable fixture block, the inner wall top fixedly connected with bearing of device main part. The utility model discloses in through installing the sucking disc, the sucking disc can adsorb this device in ground or smooth wall, and is firm reliable to in being fixed to ratchet main part one end with rope one end, make the exercise personnel realize taking exercise through pulling the rope repeatedly, and the rope pulling can drive the ratchet main part and rotate through the bearing, and the bearing rotates and can make the coil spring extrude, makes the rope can kick-back automatically, provides pulling force and resilience force through the coil spring.

Description

Chest expander
Technical Field
The utility model relates to a body-building apparatus technical field especially relates to a chest expander.
Background
The chest expander is an apparatus that is suitable for masses 'body-building to take exercise, uses the benefit that the chest expander was taken exercise to lie in, is favorable to taking exercise hand muscle, and current chest expander mainly can only realize the gear and adjust on the market, and is not nimble enough to the chest expander is most uses the muscle rope, and the dynamics of kick-backing causes the strain to exerciser's hand easily.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a chest expander.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a chest expander comprises an apparatus main body, a support frame and a sucker, wherein the outer side surface of the rear end of the apparatus main body is fixedly connected with a rear cover through a nut, movable fixture blocks are welded at the bottom ends of the apparatus main body and the rear cover, a bearing is fixedly connected above the inner wall of the apparatus main body, and the support frame is arranged below the movable fixture blocks;
the front middle part of support frame runs through and is provided with first loose axle, nut fixedly connected with sucking disc is passed through to the bottom of support frame, the top left surface embedding of sucking disc is provided with sucking disc controller, the inner wall of bearing is provided with the coil spring, the middle part fixedly connected with second loose axle of coil spring, the nested ratchet main part that is provided with in lateral surface right side of second loose axle.
Preferably, the first movable shaft penetrates through the movable clamping block and the support frame, and the movable clamping block can be opened and closed at zero to one hundred eighty degrees through the first movable shaft and the support frame.
Preferably, the bottom of the support frame is embedded with balls which are annularly and equidistantly arranged.
Preferably, the second movable shaft is located inside the second movable shaft.
Preferably, the rear end of the ratchet mechanism main body is provided with a damping belt, and the clamping bolt extends into the rear cover and is fixedly connected with the damping belt.
Preferably, the second movable shaft is located inside the second movable shaft.
Has the advantages that:
1. the utility model discloses in through installing the sucking disc, the sucking disc can adsorb this device in ground or smooth wall, and is firm reliable to in being fixed to ratchet main part one end with rope one end, make the exercise personnel realize taking exercise through pulling the rope repeatedly, and the rope pulling can drive the ratchet main part and rotate through the bearing, and the bearing rotates and can make the coil spring extrude, makes the rope can kick-back automatically, provides pulling force and resilience force through the coil spring.
2. Secondly, through installing the gim peg, the user can rotate the gim peg when needing to adjust the pulling force, and the gim peg rotates and can exert pressure to the damping area, makes damping area and bearing in close contact with, realizes that the pulling force is electrodeless adjustable, reaches to exercise dynamics and adjusts the flexibility and increase by a wide margin.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a split partial structure of the main body of the device of the present invention;
FIG. 3 is a schematic view of the internal structure of the main body of the device according to the present invention;
fig. 4 is a schematic view of a local structure of the middle support frame of the present invention.
In fig. 1 to 4, the correspondence between the part names or lines and the reference numbers is:
the device comprises a device body 1, a movable fixture block 101, a rear cover 102, a fixture bolt 103, a support frame 2, a first movable shaft 201, a ball 202, a sucker 3, a sucker controller 301, a bearing 4, a coil spring 401, a second movable shaft 402 and a ratchet mechanism body 5.
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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1 to 4, the present invention provides a chest expander, which includes a main body 1, a support frame 2 and a suction cup 3, wherein the outer side surface of the rear end of the main body 1 is fixedly connected with a rear cover 102 through a nut, the bottom ends of the main body 1 and the rear cover 102 are welded with a movable fixture block 101, a bearing 4 is fixedly connected above the inner wall of the main body 1, and the support frame 2 is arranged below the movable fixture block 101;
the middle of the front face of the support frame 2 is provided with a first movable shaft 201 in a penetrating mode, the bottom end of the support frame 2 is fixedly connected with a sucker 3 through a nut, the left side face of the upper portion of the sucker 3 is provided with a sucker controller 301 in an embedded mode, the inner wall of the bearing 4 is provided with a coil spring 401, the middle of the coil spring 401 is fixedly connected with a second movable shaft 402, and the right side of the outer side face of the second movable shaft 402 is provided with a ratchet mechanism main body.
Further, first loose axle 201 runs through activity fixture block 101 and support frame 2, and activity fixture block 101 can zero to one hundred eighty degrees open and shut through first loose axle 201 and support frame 2 for when device main part 1 bears the dynamics, device main part 1 can be adjusted through the angle between first loose axle 201 and the support frame 2, makes this device be suitable for more and uses the crowd.
Further, the bottom embedding of support frame 2 is provided with the ball 202 that is the annular equidistance and arranges, and when taking exercise the rope in the personnel pulling device main part 1 and take exercise, when taking exercise personnel pulling rope exercise, lead to easily leading to causing between support frame 2 and the activity fixture block 101 to bend because of the pulling angle difference, and support frame 2 can rotate between 3 tops of ball 202 and sucking disc, and ball 202 can reduce the frictional force that produces when support frame 2 rotates with sucking disc 3.
Further, the suction cup 3 and the suction cup controller 301 are configured in a matching manner, when the device needs to be fixed to the ground or a smooth wall surface, the suction cup 3 can be fixed to the position needing to be fixed, and the suction cup controller 301 is pressed to enable the suction cup 3 to be sucked to the wall surface, so that the device is convenient to fix.
Further, the right side of second loose axle 402 is fixed in the inside of coil spring 401, and when rope winding ratchet main part 5, can pull ratchet main part 5 and rotate with bearing 4 through second loose axle 402 when taking exercise the pulling rope, and second loose axle 402 rotates and can exert the dynamics to coil spring 401, makes to provide coil spring 401 and can supply pulling force and resilience force to the rope.
Further, the rear end of ratchet main part 5 is provided with the damping area, and the bayonet 103 extends to back lid 102 in and damping area fixed connection, when the personnel of taking exercise through the pulling rope realization repeatedly, the user can twist the bayonet 103 according to self requirement, makes bayonet 103 drive damping area closely laminate bearing 4 one side, realizes the stepless adjustable to the person taking exercise's pulling force, improves the flexibility regulation nature to the pulling force dynamics.
The working principle is as follows: during the use, the user is fixed to 5 one sides of ratchet main part with tensile rope one end, and with 5 lateral surfaces of rope winding ratchet main part, then, can be fixed the sucking disc 3 to needs fixed position, and press and move sucking disc controller 301 and make sucking disc 3 adsorb to wall or bottom surface, then, when the personnel of taking exercise realize taking exercise through the pulling rope repeatedly, the user can twist the trip 103 according to self requirement, make the trip 103 drive damping area closely laminate bearing 4 one side, the realization is electrodeless adjustable to exerciser's pulling force, finally, can stimulate ratchet main part 5 and rotate through second loose axle 402 and bearing 4 when taking exercise the rope, and second loose axle 402 rotates and can exert the dynamics to coil spring 401, make and carry coil spring 401 and can supply pulling force and resilience force to the rope.
The embodiments of the present application have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims (6)

1. The utility model provides a chest expander, includes device main part (1), support frame (2) and sucking disc (3), its characterized in that: the outer side face of the rear end of the device main body (1) is fixedly connected with a rear cover (102) through a nut, movable clamping blocks (101) are welded at the bottom ends of the device main body (1) and the rear cover (102), a bearing (4) is fixedly connected above the inner wall of the device main body (1), and a support frame (2) is arranged below the movable clamping blocks (101);
the utility model discloses a ratchet mechanism, including support frame (2), nut fixedly connected with sucking disc (3) are passed through in the front middle part of support frame (2), the bottom of support frame (2) is provided with first loose axle (201) through nut fixedly connected with sucking disc (3), the top left surface embedding of sucking disc (3) is provided with sucking disc controller (301), the inner wall of bearing (4) is provided with coil spring (401), the middle part fixedly connected with second loose axle (402) of coil spring (401), the lateral surface right side nestification of second loose axle (402) is provided with ratchet mechanism main part (5).
2. A chest expander as claimed in claim 1, wherein: the first movable shaft (201) penetrates through the movable clamping block (101) and the supporting frame (2), and the movable clamping block (101) can be opened and closed from zero to one hundred eighty degrees through the first movable shaft (201) and the supporting frame (2).
3. A chest expander as claimed in claim 1, wherein: the bottom of the support frame (2) is embedded with balls (202) which are annularly and equidistantly arranged.
4. A chest expander as claimed in claim 1, wherein: the sucker (3) and the sucker controller (301) are arranged in a matched manner.
5. A chest expander as claimed in claim 1, wherein: the right side of the second movable shaft (402) is fixed inside the coil spring (401).
6. A chest expander as claimed in claim 1, wherein: the rear end of the ratchet mechanism main body (5) is provided with a damping belt, and the clamping bolt (103) extends into the rear cover (102) and is fixedly connected with the damping belt.
CN202021473223.7U 2020-07-23 2020-07-23 Chest expander Active CN213131738U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021473223.7U CN213131738U (en) 2020-07-23 2020-07-23 Chest expander

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021473223.7U CN213131738U (en) 2020-07-23 2020-07-23 Chest expander

Publications (1)

Publication Number Publication Date
CN213131738U true CN213131738U (en) 2021-05-07

Family

ID=75732731

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202021473223.7U Active CN213131738U (en) 2020-07-23 2020-07-23 Chest expander

Country Status (1)

Country Link
CN (1) CN213131738U (en)

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