A kind of waist and back builder
Technical field
The present invention relates to body-building apparatus technical field, more particularly to a kind of waist and back builder.
Background technology
With the continuous improvement of people's health consciousness, more and more people start to strengthen daily physical exercise, in recent years, society
Being continuously increased for body-building apparatus in area also substantially increases the enthusiasm that people perform physical exercise, and the body-building apparatus in community has
The characteristics of species is abundant, interest is strong, so the crowd of being applicable is widely, but currently for the body-building that waist and back are taken exercise
The species of device is less.
Accordingly, it is desirable to provide a kind of new technical scheme solves above-mentioned technical problem.
The content of the invention
It is an object of the invention to provide a kind of waist and back builder that can effectively solve above-mentioned technical problem.
In order to solve the above-mentioned technical problem, the present invention is adopted the following technical scheme that:
A kind of waist and back builder, the waist is with back builder including base, above the base
Support meanss, the positioner positioned at the support meanss left and right sides, the cross bar above the support meanss and setting
In the elastic device of the cross bar left and right sides, the support meanss include rotary shaft, below the rotary shaft first
Support column, the first spin between the rotary shaft and first support column, below first support column
Second support column and the connecting rod being arranged on second support column, the positioner include the first locating rod, are arranged at
The second spin in first locating rod, the second locating rod below first locating rod and fixed positioned at described second
The 3rd spin below the bar of position, the left and right sides of the cross bar is provided with the through hole through its upper and lower surface, the elastic device bag
Include level board, the spring below the level board, the connecting line between the spring and under the connecting line
The grip part of side, the lower surface of the rotary shaft is recessed to form the first groove upwards, and the upper table of first support column is downwards
Depression forms the first rectangular channel, and the bottom surface of first rectangular channel is provided with the second groove, and the lower end of the rotary shaft is contained in institute
In stating the first rectangular channel.
The rotary shaft is in cylinder, and the rotary shaft places vertically, the upper surface of the rotary shaft and the cross bar
Lower surface is fixedly connected.
The side of first support column is provided with an annular groove, and the annular groove is provided with annular shape in the annular groove
3rd groove.
The latter half of first spin is contained in the second groove, and the top half of first spin is contained in
In one groove.
First locating rod is L-shaped, and one end of first locating rod is fixedly connected with the lower surface of the cross bar, institute
The other end for stating the first locating rod is contained in the annular groove, and the lower surface of first locating rod is provided with the 4th groove.
Second locating rod is in zigzag, and one end of second locating rod is consolidated with the lower surface of first locating rod
Fixed connection, the other end of second locating rod is located at the surface of the base, is set on the lower surface of second locating rod
There is the 5th groove.
3rd spin is contained in the 5th groove, the upper surface of the 3rd spin and the base.
The upper end of the connecting line is fixedly connected with the lower surface of the level board, and the lower end of the connecting line passes through through hole
It is fixedly connected with the grip part, the grip part is provided with rectangular opening.
After adopting the above technical scheme, the invention has the advantages that:
Waist of the present invention and back builder simple structure, easy to use, floor space is small, while can be to the back of the body of patient
Portion and waist are effectively taken exercise, and train on is good, and low cost, can be promoted on a large scale.
Brief description of the drawings
Waist of the present invention is described further with the specific embodiment of back builder below in conjunction with the accompanying drawings:
Fig. 1 is the structural representation of waist of the present invention and back builder.
Specific embodiment
As shown in figure 1, waist of the present invention includes base 1, the support meanss positioned at the top of the base 1 with back builder
3rd, positioned at the left and right sides of the support meanss 3 positioner 2, the cross bar 4 positioned at the top of the support meanss 3 and it is arranged at institute
State the elastic device 5 of the left and right sides of cross bar 4.
The base 1 is provided with two and is located at the left and right sides respectively, and the base 1 is in cuboid, and the level of the base 1 is put
Put.
The support meanss 3 are including rotary shaft 31, the first support column 32 positioned at the lower section of the rotary shaft 31, positioned at described
The first spin 33 between rotary shaft 31 and first support column 32, the second support positioned at the lower section of first support column 32
Post 34 and the connecting rod 35 being arranged on second support column 34.The rotary shaft 31 is in cylinder, and the rotary shaft 31 is erected
Straight to place, the upper surface of the rotary shaft 31 is fixedly connected with the lower surface of the cross bar 4, the following table of the rotary shaft 31 towards
Upper depression forms the first groove 311, and first groove 311 is in hemispherical.First support column 32 is in cylinder, described the
The diameter with diameter greater than the rotary shaft 31 of one support column 32, the upper table of first support column 32 downwards concave shape into
One rectangular channel, first rectangular channel is in rectangular-shape, and the bottom surface of first rectangular channel is provided with the second groove 321, and described the
Two grooves 321 are in hemispherical, and second groove 321 is corresponding with first groove 311, and the lower end of the rotary shaft 31 is received
It is dissolved in first rectangular channel, the lower surface of the rotary shaft 31 is contacted with the bottom surface of first rectangular channel, described first
Groove 311 cooperatively forms a spherical receiving space with second groove 321.The side of first support column 32 is provided with a ring
Shape groove 322, the annular groove 322 is provided with the 3rd groove 323, the 3rd groove 323 in annular shape in the annular groove 322
In annular shape, the cross section semicircular in shape of the 3rd groove 322.It is recessed that the latter half of first spin 33 is contained in second
In groove 321, the top half of first spin 33 is contained in the first groove 311, and first spin 33 can be described
Rotated in first groove 311 and the second groove 321.Second support column 34 is provided with two and is located at the left and right sides, institute respectively
State the second support column 34 obliquely, the upper surface of second support column 34 is fixed with the lower surface of first support column 32
Connection, the lower surface of second support column 34 is fixedly connected with the upper surface of the base 1.The connecting rod 35 is in level
Shape, the side of the two ends of the connecting rod 35 respectively with second support column 34 is fixedly connected, so as to be supported to described second
Post 34 plays preferable fixation.
The positioner 2 includes the first locating rod 21, the second spin 22, position being arranged in first locating rod 21
In second locating rod 23 and the 3rd spin 24 positioned at the lower section of second locating rod 23 of the lower section of first locating rod 21.Institute
State the first locating rod 21 to be provided with two and be located at the left and right sides of the rotary shaft 31 respectively, first locating rod 21 is in L
Type, one end of first locating rod 21 is fixedly connected with the lower surface of the cross bar 4, the other end of first locating rod 21
It is contained in the annular groove 322 and is slidably connected with first support column 32, the lower surface of first locating rod 21 sets
There is the 4th groove 211, the 4th groove 211 is in hemispherical, and the 4th groove 211 is located at the surface of the 3rd groove 323.
Second spin 22 is in spherical, and the top half of second spin 22 is contained in the 4th groove 211, second spin
22 the latter half is contained in the 3rd groove 323 so that second spin 22 can in the 3rd groove 323 and
Rolled in 4th groove 211.Second locating rod 23 is provided with two and respectively positioned at the left and right two of first support column 32
Side, second locating rod 23 be in zigzag, second locating rod 23 vertically place, one end of second locating rod 23 with
The lower surface of first locating rod 21 is fixedly connected, and the other end of second locating rod 23 is located at just going up for the base 1
Side, the lower surface of second locating rod 23 is provided with the 5th groove, and the 5th groove is in hemispherical.3rd spin 24
In spherical, the 3rd spin 24 is contained in the 5th groove and is rolled with second locating rod 23 and is connected, and described the
The upper surface of three spin 24 and the base 1.
The cross bar 4 is in cuboid, and the horizontal positioned of the cross bar 4, the left and right sides of the cross bar 4 is provided with through thereon
The through hole 41 of lower surface, the through hole 41 is in cylindrical shape.
The elastic device 5 is provided with two and is located at the left and right sides respectively, and the elastic device 5 includes level board 51, position
Spring 52 in the lower section of the level board 51, the connecting line 53 between the spring 52 and positioned at the lower section of the connecting line 53
Grip part 54.The level board 51 is in cuboid, and the horizontal positioned of the level board 51, the level board 51 is located at the cross bar
4 top and positioned at the surface of the through hole 41.The spring 52 is provided with two and is located at the left and right sides, the spring respectively
52 upper end is fixedly connected with the lower surface of the level board 51, and the lower end of the spring 52 is consolidated with the upper surface of the cross bar 4
Fixed connection.The upper end of the connecting line 53 is fixedly connected with the lower surface of the level board 51, and the lower end of the connecting line 53 is worn
Cross the lower section that through hole 41 extends to the cross bar 4.The grip part 54 is in cuboid, and the grip part 54 is provided with a rectangular opening
541, the rectangular opening 541 runs through the front and rear surfaces of the grip part 54, the lower end of the connecting line 53 and the grip part 54
Upper surface be fixedly connected.
When the waist of the present invention is used with back builder, back is leaned against on the first support column 32 first, then both hands
Lift, grip grip part 54, Toe Transplantation for Segmental Finger passes through rectangular opening 541, then pulls down grip part 54, while body twisting turns
Dynamic waist so that waist is taken exercise, and arm can also be taken exercise, while body can also be stooped, then twisting rotates waist
Portion so that waist and back are taken exercise.So far, waist of the present invention is finished with back builder using process description.
The above, specific embodiment only of the invention, but protection scope of the present invention is not limited thereto, and it is any
Those skilled in the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all cover
Within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.