JP3080755U - Folding pedestal with multiple security lock effect - Google Patents

Abstract

(57) [Summary] (Modifications) [PROBLEMS] To provide a foldable pedestal structure having a secure fitting structure and a foldable multi-locking effect which can be folded. SOLUTION: It is composed of a first folding part 11 and a second folding part 12, one of which is connected by a rotating shaft 2,
The other one of the rotating shafts 2 is fixedly connected to the first folding portion 11 and the second folding portion 12 by a coupling structure of the active shaft 3 and the keying set 4, and the shaft rod is connected to the first folding portion 11 by the folding effect. The active axis 3 is located at a fixed position on the second folding section 12, the active axis 3 is in the active axis case 112, and the active section 113 is in the middle of the active axis case 112.
A lock set 4 can be installed, and the activity axis case 1
12 includes a spring pedestal 114 having a spring 33, and a fixed hole 126 and a screw hole 12 on the second folded portion 12.
7 and an insertion knob 52 is provided at the bottom of the handle safety device 5.
And a fish-eye hole 53 are formed.

Description

[Detailed description of the invention]

[0001]

[Technical field to which the invention belongs]

 The present invention relates to a folding pedestal structure having a secure inset structure and capable of being folded and having a multiple security lock effect.

[0002]

[Prior art]

 The conventional folding pedestal has a structure in which two folding parts are composed of a lock set in which one is connected by a rotating shaft and the other by an active shaft, and the shaft rod is fixed on the folding part by the folding effect. In the normal state, the folded part is folded and fitted first, the key is set on the folding pedestal with the key holder set, the connection strength is maintained when the shaft is extended, and when the key set is opened, the folding The locking action of the fitting part is relaxed, the folding part opens the folding by the rotating shaft, and the shaft on the folding part greatly reduces the space for closing the shaft by the pair of folding effects.

[0003]

[Problems to be solved by the invention]

 In general, folding pedestals were often applied to folding bicycle parts, and the body was folded and stored. The conventional folding pedestal forms an inset action with the keying set, and if the keying set is loosened by external force, the locking action of the entire folding pedestal is easily released, and the structure of the vehicle body is stable and strong Even if the foldable bicycle could not be maintained and the foldable bicycle was used normally, the folding pedestal was easily loosened and an unexpected accident occurred.

[0004]

[Means for Solving the Problems]

 The present invention mainly consists of a first folding unit and a second folding unit, one of which is connected by a rotating shaft, and the other of the rotating shafts is a first folding unit by an active shaft and a keying set. The part and the second folding part are fixedly connected, and in normal times, the first folding part and the second folding part of the folding pedestal are tightly fixed by the lock set. At the lower end of the active shaft, there is a thread groove, which is inserted into the screw hole of the lower case below the active shaft.The active part is cut in the middle of the active shaft case, and a key set can be installed. The hanging set connects with the activity axis.

[0005] The upper end of the active shaft and the lower case lower end are fitted with fitting portions in the fixing holes of the active shaft fitting ring, and the upper part of the fitting portion has a neck passing through the fitting opening of the active shaft fitting ring, and between the neck and the fitting portion. Has a diagonal guide, and a spring pedestal with a spring is provided in the active shaft case.

A fixed position hole and a screw hole are formed on the second folding portion, and an insertion knob and a fish-eye hole are formed at the bottom of the handle safety device in accordance with the hole and a screw hole. The screw is inserted into the screw hole after being inserted into the fish-eye hole, and the handle safety device is fixed on the second folding portion.

[0007]

[Embodiment]

 As shown in FIGS. 1 and 2, the folding pedestal 1 mainly includes a first folding portion 11 and a second folding portion 12, which are connected by a rotating shaft 2 provided on one side, and the other of the rotating shaft 2. One engaging structure is formed by the active shaft 31 and the lock set 4, and the first folding unit 11 and the second folding unit 12 are engaged with each other and fixed. Due to the folding effect, the shaft rods 6, 6 ′ are set at fixed positions on the first folding section 11 and the second folding section 12, respectively. The first folding portion 11 and the second folding portion 12 of the folding pedestal 1 folded by the normal time key lock set 4 tightly fix the structure after the combination, and the structure when the shaft bars 6, 6 'are extended. When opening the lock set 4 while maintaining the strength, the key folding action of the first folding unit 11 and the second folding unit 12 is relaxed, and the first folding unit 11 and the second folding unit 12 The operation of opening the folding by the rotating shaft 2 is performed. The shafts 6, 6 'on the first folding portion 11 and the second folding portion 12 form a pair of folding effects, and the space for closing the shafts 6, 6' can be greatly reduced.

As shown in FIG. 3, a rotating shaft case 111 and a pair of upper and lower rotating shaft fitting rings 121 for the rotating shaft case 111 are provided at a connection portion between the first folding portion 11 and the second folding portion 12. The rotating shaft 2 is connected to the first folding portion 11 and the second folding portion 12 through the rotating shaft fitting ring 121 and the rotating shaft fitting hole 11, and both can be folded by the rotating shaft 2. it can. The other connecting portion of the first folding portion 11 and the second folding portion 12 is provided with an active shaft case 112 and an active shaft fixing ring vertically contacting the active shaft case 112, respectively. The active shaft 31 is inserted into the active shaft case 112, the active shaft fitting ring 122 is provided with a fixing hole 123 into which the active shaft 31 is fitted, the active shaft 31 is fitted into the fitting opening 124, and the first folded portion 11 and the second When the folding portions 12 are combined, the active shaft 31 is fitted into the fixing hole 123 of the active shaft fitting ring 122 from the fitting opening 124, and the first folding portion 11 and the second folding portion 12 have a combined structure. .

At the lower end of the active shaft 31, there is a thread groove 311, which is inserted into a screw hole 321 of the lower case 32 below the active shaft 31, and when the active shaft 31 is inserted from above the active shaft case 112, The case 32 fixes the lower end of the active shaft 31 tightly below the active shaft case 112. The middle part of the active axis case 12 has an active part 113 in a cut-out state, and a key set 4 can be installed. The key set 4 is connected to the active axis 31, and the active axis 31 is provided in the active axis case 112. As a result, the active shaft 31 in the active shaft case 112 can be slid up and down to be controlled. The active shaft 31 and the active shaft fitting ring 122 are fixed or loosened.

The lock set 4 includes a handle 41, a handle rotating base 42, and a handle connecting rod 43. One of the handle connecting rods 43 has a screw groove 431 and is directly inserted laterally directly into a screw hole 312 in the middle stage of the active shaft 31. The other end of the handle connection rod 43 can be fixed, and is inserted into the fixed connection portion 432 of the handle rotation pedestal 42 and connected to the handle 41. A spring 44 is provided between the handle rotating pedestal 42 and the active shaft 31 so as to form an action of pushing up the handle rotating pedestal 42. The second folding portion 12 corresponds to the installation of the key holder set 4, and has a fitting hole 125 into which the handle rotating base 42 can be fitted. The handle connecting rod 43 is fitted into the fitting hole 125 of the second folding portion 12 by the rotation of the driving shaft 31, and pushes the handle 41 upward, and the handle 41 is rotated by the eccentric shaft action of the handle 41 of the handle rotating base 42. The pedestal 42 is pressed tightly onto the plate of the second fold 12 so that the second fold 12 and the first fold fit tightly together to form a pinching action.

As shown in FIG. 3 and FIG. 5, the folding pedestal 1 of the present invention has an effect that the key set 4 engages the first folding portion 11 and the second folding portion 12 with each other. In addition to the above, a fixed fitting action is also formed between the active shaft 31 and the active shaft fitting ring 122 between the first folding portion 11 and the second folding portion 12. The fitting portions 313 and 322 at the upper end of the active shaft 31 and the lower end of the lower case 32 are formed so as to be fitted into the fixing holes 123 of the active shaft fitting ring 122, respectively, and the neck portion 314 at the upper stage of the fitting portions 313 and 322. Reference numeral 323 is formed so as to pass through a fitting opening 124 provided at the end of the active shaft fitting ring 122, and diagonal guides 315, 324 are provided between the necks 314, 323 and the fitting portions 313, 322. A spring pedestal 114 having a spring 33 is provided in the active shaft case 112, the active shaft 31 forms an upward acting force, and the active shaft 31 and the active shaft fitting ring 122 are engaged with each other. The active shaft 31 is pushed upward by the spring 33, the active shaft 31 and the fitting portions 313 and 322 of the lower case 32 are set in the fixing holes 123 of the active shaft fitting ring 122, and the active shaft 31 is inserted through the fitting opening 124. When the lock set 4 is in an open state, the first folding portion 11 and the second folding portion 12 are tightly meshed with each other to form a multiple protective effect.

As shown in FIG. 6, when the user wants to loosen the fit between the active shaft 31 and the active shaft fitting ring 122, the key of the key set 4 is released and the active shaft 31 is pushed down. The active shaft 31 and the necks 314 and 323 of the lower case 32 correspond to the fitting holes 124 at the ends of the active shaft fitting ring 122, and the active shaft 31 is disengaged from the active shaft fitting ring 122 and the first folded portion 11 and the second folded portion. The matching unit 12 is opened. On the contrary, when the active shaft 31 is fitted and fixed, the active shaft 31 is pushed down first, and the active shaft 31 and the necks 314 and 323 of the lower case 32 are made to correspond to the fitting holes 124 at the ends of the active shaft fitting ring 122. The active shaft 31 is loosely fitted to the active shaft fitting ring 122, the active shaft 31 is loosened, and the active shaft 31 is automatically pushed upward. This completes the movement that is pulled and fixed.

In addition, as shown in FIGS. 3 and 4, a safety device 5 for securely fixing the handle 41 is provided on the main body of the folding pedestal 1, and is easily and easily pulled by the action of an external force. A lock hole 126 and a screw hole 127 are formed on the second folding portion 12 to prevent the key from being accidentally removed, and an insertion knob 52 and a fisheye hole 53 are formed at the bottom of the handle safety device 5 in accordance with the holes. The handle safety device 5 is inserted into the fixed position hole 126 and fixed in position by inserting the insertion knob 52, the screw 54 is inserted into the fisheye hole 53, and then inserted into the screw hole 127. 5 is fixed on the second folded portion 12. The main body of the handle safety device 5 is formed with side plates 51 on both side frames of the handle 41 to prevent the handle 41 from rotating freely, and a protrusion 511 is formed on an upper portion of the side plate 51 so that the handle 41 and the handle safety device are formed. 5 prevents it from being pulled on its own and forms another safety protection.

[0014]

[Effect of the invention]

 In normal times, the first folding portion 11 and the second folding portion 12 of the folding pedestal 1 are tightly fixed by the lock set 4 when the shafts 6, 6 'are extended. Maintaining the strength, the shafts 6, 6 'on the first folded portion 11 and the second folded portion 12 form a pair of folding effects, and the space for closing the shafts 6, 6' can be greatly reduced. .

Further, the handle rotating base 42 is pressed tightly on the plate of the second folding portion 12 by the eccentric shaft action of the handle 41, so that the second folding portion 12 and the first folding portion are tightly fitted, Form a pinching action.

When the active shaft 31 and the active shaft fitting ring 122 are engaged with each other, the active shaft 31 is pushed upward by the spring 33, and the fitting portions 313 and 322 of the active shaft 31 and the lower case 32 are connected to the active shaft fitting ring. The active shaft 31 is set in the fixing hole 123 of the base 122 so that the active shaft 31 engages without jumping out of the fitting opening 124. When the lock set 4 is opened, the first folding portion 11 and the second folding portion 11 are engaged. The mating portions 12 are closely interlocked to form a multiple protective effect.

A safety device 5 for securely fixing the handle 41 is provided on the main body of the folding pedestal 1 to prevent the risk of the key coming off without being easily and easily pulled by an external force. The side plate 51 is formed on both side frames of the handle 41 to prevent the handle 41 from rotating on its own, and a protrusion 511 is formed on the upper part of the side plate 51 so that the handle 41 and the handle safety device 5 are self-contained. And provide another safety protection.

[Brief description of the drawings]

FIG. 1 is a top view of a folded pedestal according to one embodiment of the present invention when folded;

FIG. 2 is a top view of the open state of the folding pedestal according to one embodiment of the present invention.

FIG. 3 is an exploded perspective view showing a structure according to an embodiment of the present invention;

FIG. 4 is a side view according to an embodiment of the present invention;

FIG. 5 is a cross-sectional view according to an embodiment of the present invention.

FIG. 6 is a cross-sectional view according to an embodiment of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Folding pedestal 11 1st folding part 111 Rotating shaft case 112 Active shaft case 113 Active part 114 Spring pedestal 12 2nd folding part 121 Rotating shaft fitting ring 122 Active shaft fitting ring 123 Fixing hole 124 Fitting hole 125 Fitting hole 126 Fixed Positioning hole 127 Screw hole 2 Rotation axis 31 Active axis 311 Screw groove 312 Screw hole 313 Fitting part 314 Neck 315 Slant guide part 32 Lower case 321 Screw hole 322 Fitting part 323 Neck part 324 Slant guide part 33 Spring 4 Lock set 41 Handle 42 Handle rotation pedestal 43 Handle connection rod 431 Screw groove 432 Fixed connection part 44 Spring 5 Handle safety device 51 Side plate 511 Projection 52 Insertion knob 53 Fisheye hole 54 Screw 6 Shaft bar 6 'Shaft bar

Claims (3)

[Utility model registration claims] 1. The present invention comprises a first folding part and a second folding part, one of which is connected by a rotating shaft, and the other of the rotating shaft is the first by a crossing structure by an active shaft and a key lock set. The fold portion and the second fold are fixedly connected, and the fixed connection has a thread groove at the lower end of the active shaft, is inserted and screwed into a screw hole of a lower case below the active shaft, and the active shaft is inserted from above the active shaft case. At the time, the lower end of the active shaft meshes with the lower part of the active shaft case and is fixed tightly to the lower end of the active shaft case, and the middle part of the active shaft case has a cut-out active part, and a key lock set can be installed, a key lock set Are connected by an active axis, the active axis is at a limited position in the active axis case, the active axis can slide up and down in the active axis case and can be controlled, and at the same time, the inset and lower part on the active axis case Of the case Folding pedestal with multiple safety locking effect, characterized in that the fitting part is fitted in the fixing hole of the active shaft fitting ring so that the active shaft and the active shaft fitting ring can be fixed or loosened. . 2. The upper end of the active shaft and the lower case lower end are fitted with a fitting portion in a fixing hole of the active shaft fitting ring, and the upper part of the fitting portion has a neck passing through the fitting opening of the active shaft fitting ring, and between the neck and the fitting portion. There is a diagonal guide, a spring pedestal with a spring is provided in the active axis case, and the lock set is composed of a handle, a handle rotating pedestal and a handle connecting rod, and one of the handle connecting rods has a thread groove. Yes, it can be directly inserted and fixed laterally into the screw hole in the middle stage of the active shaft, the other of the handle connecting rod is inserted into the fixed connection part of the handle rotating base and connected with the handle, and a spring is provided between the handle rotating base and the active shaft. 2. The folding of the multi-lock keying effect according to claim 1, wherein the second folding portion corresponds to the installation of the key lock set, and forms a fitting hole into which the handle rotating base can be fitted. pedestal. 3. A fixed position hole and a screw hole are formed on the second folding portion, and an insertion knob and a fisheye hole are formed at the bottom of the handle safety device in accordance therewith, and the insertion knob is fixed on the handle safety device. It is inserted into the position hole and fixed in position, the screw is inserted into the fisheye hole and then into the screw hole, the handle safety device is fixed on the second folding part, and the main body of the handle safety device is the handle 3. The folding pedestal according to claim 2, wherein side plates are formed on both side frames, and projections are formed on upper portions of the side plates.