CN2499068Y - Treadmill rear wheel ground adjustment device - Google Patents

Abstract

The utility model provides a treadmill rear wheel ground adjusting device, which is provided with two adjusting components respectively arranged at two sides below the rear end of the bottom frame of the treadmill, each adjusting component is composed of a base, a dial-rotating member and an adjusting seat, the center of the base is provided with a pin-joint hole and an accommodating groove, the accommodating groove is communicated with the pin-joint hole and can accommodate the dial-rotating member, the outer periphery of the dial-rotating member is exposed outside the accommodating groove and can be dialed by a human hand, one end of the adjusting seat is connected with a rear wheel body, the other end of the adjusting seat is provided with an external thread section which can pass through the pin-joint hole of the base and can be screwed with an internal thread hole at the center of the dial-rotating member, when the dial-rotating member is dialed horizontally, the adjusting seat can be driven to move vertically upwards and downwards, so that the rear wheel body can be closely contacted with the ground to provide stable support.

Description

The treadmill trailing wheel pastes the ground adjusting device

Technical field

The utility model is relevant with treadmill, particularly pastes the ground adjusting device about a kind of treadmill trailing wheel.

Background technology

Press, early stage treadmill is in the below, rear end of its bottom framework two sides, be installed with a back wheel body respectively, provide support the effect of this bottom framework in ground of setting up with this back wheel body, this back wheel body is fixedly arranged on the pattern of bottom framework below, and common has as shown in Figure 1, this back wheel body 1, then generally be a U type body, and comprise this bottom framework 4 of folder position with the fin 101 of its two side, fin 101 and the bottom framework 4 that runs through by its two side with bolt element 5 articulated again; But, the above-mentioned back wheel body of commonly using 1 is because be fixedly arranged on the below of bottom framework 4, do not have the function that to adjust its height, in case when meeting the high and low out-of-flatness in ground, just can't make the back wheel body 1 that is arranged at bottom framework 4 two sides touch ground (please cooperate consult shown in Figure 2) simultaneously, cause treadmill to tilt built on the sand.

Summary of the invention

Main purpose of the present utility model promptly providing a kind of treadmill trailing wheel to paste the ground adjusting device, can distinctly be adjusted the height of bottom framework two rear flank wheel bodys, and it is more steady to be beneficial to make treadmill to be placed on the ground.

Take off purpose for before reaching, a kind of treadmill trailing wheel that the utility model provides pastes the ground adjusting device, it has two and adjusts the both sides, below, bottom framework rear end that the assembly correspondence is fixedly arranged on treadmill, respectively this adjustment assembly includes: a pedestal, the center has a pivoted hole, one tank is located on this pedestal, and is communicated with this pivoted hole; One turning piece just can be located in the tank of this pedestal, and the outer peripheral edges of this turning piece are exposed to outside this tank, can stir so that the rotation of this turning piece for staff, in the center of this turning piece and be equipped with an inner bolt hole; One adjusts seat, and an end has a back wheel body, and the other end then is provided with an external thread section, can wear pivot by this pedestal pivoted hole and screw togather with the inner bolt hole of this turning piece; By the adjusting device of being formed with upper member, in stir this turning piece do level to spinning movement can drive this adjustment seat in vertically to making upper and lower displacement action, make this back wheel body be able to paste and touch closely with ground, firm support is provided.

Wherein on this pedestal, be provided with an open-work at least, and on the bottom framework of treadmill, also be provided with relative number purpose circular hole, can be provided with the bolt element correspondence and pass and articulated.

Wherein the pivoted hole of this pedestal establishes that to be epimere be a toroidal site of perforation, and hypomere then is an indent rectangular opening position, then is formed with a shoulder in the junction at this two position, this shoulder and be positioned at the below slightly of this tank; The center of this adjustment seat has a rectangular section, and this back wheel body is connected in the lower end of this rectangular section, and this external thread section then up extends setting by this rectangular section, with the indent rectangular opening position of this rectangular section corresponding to this its pivoted hole of pedestal, but embedding is in wherein, and is subjected to keeping out of this shoulder.

Wherein the outer peripheral edges of this turning piece are pressed and are provided with plural lines, dial commentaries on classics in order to staff.

Description of drawings

In order more to understand characteristics of the present utility model place, lift following examples now and cooperate graphic being described as follows, wherein:

Fig. 1 is a back wheel body schematic diagram of commonly using treadmill;

Fig. 2 is the storing schematic diagram of convevtional diagram 1;

Fig. 3 is the schematic diagram of the utility model one preferred embodiment;

Fig. 4 is the amplification perspective exploded view of the utility model one preferred embodiment;

Fig. 5 is the three-dimensional appearance of the utility model one preferred embodiment and is assembled in schematic diagram on the bottom framework;

Fig. 6, Fig. 7 are action schematic diagrames of the present utility model.

The specific embodiment

See also Fig. 3 to shown in Figure 5, the treadmill trailing wheel that the utility model one preferred embodiment is provided pastes ground adjusting device 20, be located at the two set adjustment assemblies 30 of below, rear end two sides of a treadmill 6 its bottom frameworks 10, respectively this adjustment assembly 30 is adjusted its height respectively, this bottom framework 10 can firmly be placed on the high and low irregular ground, make treadmill carry out its action of running smooth-goingly for the user; This adjustment assembly 30 comprises a pedestal 40, a turning piece 50 and 60 compositions of an adjustment seat; Wherein

This pedestal 40 is an inverted ladder-shaped body, have its length of upper base a and be longer than the b that goes to the bottom, be provided with two open- works 41,42 in this upper base a, up wear by the two waist limit c that connect this upper and lower end a, b and to form, this two open- work 41,42 is corresponding to two set on this bottom framework 10 of treadmill circular holes 11,12, wear pivot and give affixed and can be provided with two groups of pivot connecting elements 43, and respectively this pivot connecting element 43 includes a bolt 431, a pad 432 and a nut 433 and forms, and passes the open- work 41,42 of this pedestal 40 and this bottom framework 10 respectively with this two bolt 431; 11, wear after 12 behind the Upper gasket 432 tightly with 433 on nut again, promptly finish pivot joint; Again, it is to be a long rectangle opening that the center of this pedestal 40 has pivoted hole 44, one tanks 45 that connect its upper and lower end a, b position, is located at the place, centre of this pedestal 40, and runs through the forward and backward wall of this pedestal 40, and is communicated with this pivoted hole 44; This pivoted hole 44 establishes that to be epimere be a toroidal site of perforation 441, and hypomere is an indent rectangular opening position 442, then is formed with a shoulder 443 in the junction at this two position, this shoulder 443 and be positioned at the below slightly of this tank 45.

This turning piece 50 is to be a disc, just can be located in the tank 45 of this pedestal 40, and the outer peripheral edges of this turning piece 50 press the lines 51 be provided with plural number to be exposed to outside this tank 45, can be beneficial to that staff is stirred so that these turning piece 50 rotations; Again, the center of this turning piece 50 and be equipped with an inner bolt hole 52.

The center of this adjustment seat 60 is provided with a rectangular section 61, and an end of this rectangular section 61 is provided with a back wheel body 62 of general semicircular in shape body, then up extends in the other end of this rectangular section 61 and establishes an external thread section 63; This rectangular section 61 is corresponding to the indent rectangular opening position 442 of these pedestal 40 its pivoted holes 44, and but embedding is in wherein, and receive keeping out of this shoulder 443, having excessive phenomenon when preventing this adjustment seat 60 upward retraction produces, this external thread section 63 then can be worn the toroidal site of perforation 441 of pivot by this pivoted hole 44, and is screwed with the inner bolt hole 52 of this group gripping member 50.

Please cooperate consult shown in Figure 6, when the ground that treadmill is put is high and low out-of-flatness, the two adjustment assemblies 30 that are fixedly arranged on these below, bottom framework 10 rear ends two sides are able to distinctly be adjusted at the high and low of ground, make left and right two sides of bottom framework 10 remain same horizontal plane, can stand in reposefully and move on the treadmill and help the user, thus, can solve the scarce fraud of commonly using, guarantee that treadmill is able to firmly bracing frame and is located on the ground and can produce and rock; During adjustment, stir this turning piece 50 rotations with the staff level, and owing to this turning piece 50 is restricted in this tank 45, therefore make with its this adjustments seat 60 that screws togather can because of screw action by the drive work vertical to upper and lower lifting action, in case run into the more low-lying person in ground, then adjust this down elongation (shown in the left-hand portion of drawing among Fig. 6) of adjustment seat 60, certainly, also can adjust this adjustment seat 60 upward retraction (shown in the position, right side of drawing among Fig. 7) relatively, with in response to rugged ground.

Paste ground adjusting device 20 by the utility model treadmill trailing wheel, be able to easily adjust two adjustment assemblies, 30 height that are arranged at its bottom framework 10 2 sides of treadmill, make two sides of its bottom framework 10 of treadmill, when facing the ground of concave, convex injustice, still can remain in same horizontal plane, and firm support is set up on the ground, and treadmill is more steady, smooth and easy for using, and the action of its adjustment quite easily, simply.

Claims (4)

1. A treadmill rear wheel ground adjustment device, which has two adjustment components correspondingly fixed on both sides below the bottom frame rear end of the treadmill, and each of the adjustment components includes: A base with a pivot hole in the center, a container is arranged on the base and communicates with the pivot hole; A dialing piece, which can be accommodated in the container of the base, the outer peripheral edge of the dialing piece is exposed outside the container, and can be manually turned to make the dialing piece rotate. center and is pierced with an internal screw hole; An adjustment seat has a rear wheel body at one end, and an external threaded segment at the other end, which can pass through the pivot hole of the base and be screwed with the internal screw hole of the dialing member. 2. The device for adjusting the ground contact of the rear wheels of a treadmill according to claim 1, wherein at least one through hole is provided on the base, and a corresponding number of holes are also provided on the bottom frame of the treadmill. The circular hole can be pivotally connected with the corresponding passage of bolt elements. 3. The device for adjusting the rear wheel of a treadmill according to claim 1, wherein the pivot hole of the base is set as a circular perforation on the upper part, and a concave rectangular hole on the lower part position, and a shoulder is formed at the joint of the two parts, and the shoulder is located slightly below the container; the center of the adjustment seat has a rectangular section, and the rear wheel body is connected to the lower end of the rectangular section , the external thread section is extended upwards from the rectangular section, so that the rectangular section corresponds to the concave rectangular hole of the pivot hole of the base, can be embedded in it, and is resisted by the shoulder. 4 . The device for adjusting the ground contact of the rear wheel of a treadmill according to claim 1 , wherein a plurality of lines are pressed on the outer peripheral edge of the dialing member to facilitate manual dialing. 5 .

Images