CN213768681U

CN213768681U - Trolley handle seat convenient to replace

Info

Publication number: CN213768681U
Application number: CN202022609186.4U
Authority: CN
Inventors: 杨春; 韩振江; 武祥
Original assignee: Tianjin Yurong Machinery Co ltd
Current assignee: Tianjin Yurong Machinery Co ltd
Priority date: 2020-11-12
Filing date: 2020-11-12
Publication date: 2021-07-23
Anticipated expiration: 2030-11-12

Abstract

The embodiment of the utility model discloses convenient dolly handle seat of changing belongs to dolly accessory technical field, including a handlebar section of thick bamboo body, handlebar section of thick bamboo body top is provided with coupling mechanism, coupling mechanism includes first enhancement go-between, first enhancement go-between bottom is provided with spacing transition ring, the structure phase-match of spacing transition ring and a handlebar section of thick bamboo body. The utility model discloses a be provided with coupling mechanism, connect the second and strengthen the go-between and establish the surface at a handlebar section of thick bamboo body with the second locking ring cover, clockwise rotation second locking ring, make the thread can contact with first screw thread, thereby it extrudees to the middle part along interior screw thread to drive a plurality of flexure strips, then make first enhancement go-between and strengthen the go-between with the second and fix the surface at a handlebar section of thick bamboo body, the overall design is compact simple, through the fixed handlebar seat of rotatory locking extruded mode, traditional fixed loaded down with trivial details step has been abandoned, convenient to detach and change part.

Description

Trolley handle seat convenient to replace

Technical Field

The embodiment of the utility model provides a dolly accessory technical field, concretely relates to dolly handle seat of convenient change.

Background

With the development of the times, the requirements of users on the trolley are higher and higher, and the trolley handle seat is a mechanical accessory which must not be arranged on the trolley, is connected to the handle and the handle barrel and plays a role in supporting when in use.

However, in actual use, the existing small handlebar seats are mostly integrated with the trolley and connected with the trolley in a welding mode, if the handlebar seats are damaged, the replacement and the maintenance are inconvenient, and therefore the trolley handlebar seats convenient to replace are needed.

SUMMERY OF THE UTILITY MODEL

Therefore, the embodiment of the utility model provides a dolly handle seat of convenient change to solve the problem of being not convenient for dismantle among the prior art and change the accessory.

In order to achieve the above object, the embodiment of the present invention provides the following technical solutions: a trolley handle seat convenient to replace comprises a handle tube body, wherein a connecting mechanism is arranged at the top of the handle tube body;

coupling mechanism includes the first go-between of strengthening, first enhancement go-between bottom is provided with spacing transition ring, the structure phase-match of spacing transition ring and a handlebar section of thick bamboo body, first enhancement go-between is connected with a handlebar section of thick bamboo body through spacing transition ring, first enhancement go-between bottom to be provided with a plurality of elastic connection pieces, a plurality of along spacing transition ring's axle center matrix elastic connection piece's surface cover is equipped with the second and strengthens the go-between, the go-between bottom is strengthened to the second is provided with first locking ring, the fixed second locking ring that is provided with in bottom of first locking ring.

In a preferred embodiment, a plurality of first pin holes are formed through the surface of the first reinforcing connecting ring, a plurality of second pin holes are formed through the surface of the second reinforcing connecting ring, and the plurality of first pin holes and the plurality of second pin holes are located on the same vertical plane.

In a preferred embodiment, the first pin hole and the second pin hole are provided with fixing pins, and the first pin hole and the second pin hole are matched with the fixing pins in structure.

In a preferred embodiment, the first locking ring is matched with the second reinforcing connecting ring in structure, the outer surface of the first locking ring is provided with outer threads, and the inner wall of the second locking ring is provided with inner threads.

In a preferred embodiment, a protective layer is fixedly arranged on one side, facing the limiting transition ring, of each of the elastic connecting sheets, and a first thread is arranged on one side, facing away from the limiting transition ring, of each of the elastic connecting sheets.

In a preferred embodiment, the first thread is matched to the structure of the inner thread, and the inner wall of the second reinforcement connecting ring is provided with a second thread which is matched to the structure of the outer thread.

In a preferred embodiment, the first reinforcing connecting ring, the second reinforcing connecting ring and the second locking ring are sleeved with anti-slip layers, and the anti-slip layers and the protective layers are made of rubber materials.

In a preferred embodiment, the first reinforcing connecting ring, the second locking ring, the first locking ring and the elastic connecting piece are all made of stainless steel.

The embodiment of the utility model provides a have following advantage:

1. through being provided with coupling mechanism, establish the second with the second connection enhancement go-between and second locking ring cover at the surface of handlebar section of thick bamboo body, clockwise rotation second locking ring, make the thread can contact with first screw thread, thereby drive a plurality of elastic sheets along interior screw thread to the middle part extrusion, then make first enhancement go-between and the second enhancement go-between can fix the surface at handlebar section of thick bamboo body, the overall design simple structure is compact, through the fixed handlebar seat of rotatory tight extruded mode of locking, traditional fixed loaded down with trivial details step has been abandoned, convenient to detach and change parts.

2. Through setting up first pinhole, the second pinhole, fixed pin and inoxidizing coating, insert the fixed pin to the second pinhole along first pinhole, make first enhancement go-between and second strengthen the go-between and can fix together, be convenient for first enhancement go-between and second strengthen the go-between locking, and the inoxidizing coating can increase frictional force between a plurality of elastic connection pieces and a handlebar section of thick bamboo body in, reduce the elastic connection piece owing to receive the rotatory damage that brings torsion to a handlebar section of thick bamboo body of second locking ring, can effectual extension mechanism's life.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a portion of the structure of FIG. 1;

fig. 3 is a top view of the spacing transition ring and the first reinforcement connecting ring of the present invention;

fig. 4 is a front view of the first locking ring, the second locking ring and the second reinforcing connecting ring of the present invention;

fig. 5 is a side view of the elastic connecting piece of the present invention.

In the figure: 1. a handlebar tube body; 2. a first reinforcing connecting ring; 3. a limiting transition ring; 4. an elastic connecting sheet; 5. a second reinforcing connecting ring; 6. a first locking ring; 7. a second locking ring; 8. a first pin hole; 9. A second pin hole; 10. a fixing pin; 11. external thread; 12. internal threads; 13. a protective layer; 14. a first thread; 15. a second thread; 16. and an anti-slip layer.

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to the attached drawings 1-5 in the specification, the trolley handle seat convenient to replace comprises a handle bar cylinder body 1, and a connecting mechanism is arranged at the top of the handle bar cylinder body 1.

Coupling mechanism includes first enhancement go-between 2, first enhancement go-between 2 bottom is provided with spacing transition ring 3, spacing transition ring 3 and handlebar section of thick bamboo body 1's structure phase-match, first enhancement go-between 2 is connected with handlebar section of thick bamboo body 1 through spacing transition ring 3, first enhancement go-between 2 bottom to be provided with a plurality of elastic connection pieces 4, a plurality of along the axle center matrix of spacing transition ring 3 the surface cover of elastic connection piece 4 is equipped with second enhancement go-between 5, second enhancement go-between 5 bottom is provided with first locking ring 6, the fixed second locking ring 7 that is provided with in bottom of first locking ring 6.

The implementation mode is specifically as follows: the utility model discloses when actually using, establish the surface at first lock ring 6 with second enhancement go-between 5 covers earlier, then connect the second and strengthen the go-between and establish at handlebar section of thick bamboo body 1's surface with 7 covers of second locking ring, insert first enhancement go-between 2 through spacing transition ring 3 on handlebar section of thick bamboo body 1 again, make a plurality of elastic connection piece 4 can extend to in the second strengthens the go-between 5, then rotatory second locking ring 7 again, make a plurality of elastic connection piece because the atress is to the extrusion of the first center department of strengthening go-between 2, make first enhancement go-between 2 and the second enhancement go-between 5 must fix together, then make first enhancement go-between 2 and the second enhancement go-between 5 can fix the surface at handlebar section of thick bamboo body 1.

As shown in fig. 2, a plurality of first pin holes 8 are formed through the surface of the first reinforcing connecting ring 2, a plurality of second pin holes 9 are formed through the surface of the second reinforcing connecting ring 5, the plurality of first pin holes 8 and the plurality of second pin holes 9 are located on the same vertical plane, and the first pin holes 8 and the second pin holes 9 can both play a role in limiting and facilitate installation.

As shown in fig. 2, the first pin hole 8 and the second pin hole 9 are both provided with a fixing pin 10, the first pin hole 8 and the second pin hole 9 are both matched with the structure of the fixing pin 10, and the fixing pin 10 is inserted into the second pin hole 9 along the first pin hole 8, so that the first reinforcement connection ring 2 and the second reinforcement connection ring 5 are locked together for fixing.

As shown in fig. 4, the first locking ring 6 is matched with the second reinforcing connecting ring 5 in structure, the outer surface of the first locking ring 6 is provided with outer threads 11, the inner wall of the second locking ring 7 is provided with inner threads 12, so that the first locking ring 6 is locked in the second reinforcing connecting ring 5 for convenient connection and installation.

As shown in fig. 5, a plurality of protective layers 13 are fixedly arranged on one sides of the elastic connecting sheets 4 facing the limiting transition ring 3, first threads 14 are arranged on one sides of the elastic connecting sheets 4 departing from the limiting transition ring 3, and the protective layers 13 can increase the friction force between the elastic connecting sheets 4 and the handlebar tube body 1 to increase the stability.

As shown in fig. 4, the first thread 14 matches with the structure of the inner thread 12, and the inner wall of the second reinforcement connection ring 5 is provided with a second thread 15, and the second thread 15 matches with the structure of the outer thread 11, so that the outer thread 11 is fixed in the second thread 15 and is convenient for connection to installation.

As shown in fig. 4, the outer surfaces of the first reinforcing connecting ring 2, the second reinforcing connecting ring 5 and the second locking ring 7 are sleeved with an anti-slip layer 16, and the anti-slip layer 16 and the protective layer 13 are made of rubber, so that the rubber has good toughness, can increase friction force, and increases comfort when a user holds the hand.

As shown in the attached drawing 1, the first reinforcing connection ring 2, the second reinforcing connection ring 5, the second locking ring 7, the first locking ring 6 and the elastic connection piece 4 are all made of stainless steel, and the stainless steel has good hardness, is not easy to find deformation, and can effectively prolong the service life of the mechanism.

The implementation mode is specifically as follows: the second locking ring 7 is rotated clockwise so that the threads contact the first threads 14, thereby driving the plurality of elastic pieces to be pressed toward the middle along the inner threads 12, so that the second reinforcement connecting ring 5 is fixed to the outer surface of the handle barrel body 1, and the fixing pin 10 is inserted into the second pin hole 9 along the first pin hole 8, so that the first reinforcement connecting ring 2 and the second reinforcement connecting ring 5 are locked together.

The utility model discloses use as follows: the second reinforcing connecting ring 5 is sleeved on the outer surface of the first locking ring 6, then the second reinforcing connecting ring 5 and the second locking ring 7 are sleeved on the outer surface of the handlebar tube body 1, the first reinforcing connecting ring 2 is inserted into the handlebar tube body 1 through the limiting transition ring 3, the second locking ring 7 is rotated, so that the plurality of elastic pieces are driven to extrude towards the middle along the inner threads 12, then the first reinforcing connecting ring 2 and the second reinforcing connecting ring 5 are fixed on the outer surface of the handlebar tube body 1, and the fixing pin 10 is inserted into the second pin hole 9 along the first pin hole 8, so that the first reinforcing connecting ring 2 and the second reinforcing connecting ring 5 are locked together.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

In the present specification, the terms "upper", "lower", "left", "right", "middle", and the like are used for the sake of clarity only, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof are also considered to be the scope of the present invention without substantial changes in the technical content.

Claims

1. The utility model provides a dolly handle seat of convenient change, includes handlebar section of thick bamboo body (1), its characterized in that: the top of the handlebar tube body (1) is provided with a connecting mechanism;

coupling mechanism includes first enhancement go-between (2), first enhancement go-between (2) bottom is provided with spacing transition ring (3), the structure phase-match of spacing transition ring (3) and a handlebar section of thick bamboo body (1), first enhancement go-between (2) are connected with a handlebar section of thick bamboo body (1) through spacing transition ring (3), first enhancement go-between (2) bottom to be provided with a plurality of elastic connection pieces (4), a plurality of along the axle center matrix of spacing transition ring (3) the surface cover of elastic connection piece (4) is equipped with second enhancement go-between (5), second enhancement go-between (5) bottom is provided with first locking ring (6), the fixed second locking ring (7) that is provided with in bottom of first locking ring (6).

2. The trolley handle seat convenient to replace as claimed in claim 1, wherein: the surface of the first reinforcing connecting ring (2) is provided with a plurality of first pin holes (8) in a penetrating manner, the surface of the second reinforcing connecting ring (5) is provided with a plurality of second pin holes (9) in a penetrating manner, and the first pin holes (8) and the second pin holes (9) are located on the same vertical plane.

3. The trolley handle seat convenient to replace as claimed in claim 2, wherein: all be provided with fixed pin (10) in first pinhole (8) and second pinhole (9), first pinhole (8) and second pinhole (9) all with the structure phase-match of fixed pin (10).

4. The trolley handle seat convenient to replace as claimed in claim 1, wherein: the structure phase-match of first locking ring (6) and second reinforcing connecting ring (5), the surface of first locking ring (6) is provided with outer screw thread (11), the inner wall of second locking ring (7) is provided with interior screw thread (12).

5. The trolley handle seat convenient to replace as claimed in claim 1, wherein: a plurality of elastic connecting sheets (4) are all fixedly provided with protective layers (13) on one sides facing the limiting transition ring (3), and first threads (14) are arranged on one sides of the elastic connecting sheets (4) departing from the limiting transition ring (3).

6. The trolley handle seat convenient to replace as claimed in claim 5, wherein: the first threads (14) are matched with the inner threads (12) in structure, the inner wall of the second reinforcing connecting ring (5) is provided with second threads (15), and the second threads (15) are matched with the outer threads (11) in structure.

7. The trolley handle seat convenient to replace as claimed in claim 1, wherein: the anti-skidding layers (16) are sleeved on the outer surfaces of the first reinforcing connecting ring (2), the second reinforcing connecting ring (5) and the second locking ring (7), and the anti-skidding layers (16) and the protective layer (13) are made of rubber materials.

8. The trolley handle seat convenient to replace as claimed in claim 1, wherein: the first reinforcing connecting ring (2), the second reinforcing connecting ring (5), the second locking ring (7), the first locking ring (6) and the elastic connecting piece (4) are all made of stainless steel.