CN212637050U

CN212637050U - Assembled solid inner tube and wheel thereof

Info

Publication number: CN212637050U
Application number: CN202020560421.0U
Authority: CN
Inventors: 施顺洪
Original assignee: Hangzhou Leti International Trade Co ltd
Current assignee: Hangzhou Leti International Trade Co ltd
Priority date: 2020-04-15
Filing date: 2020-04-15
Publication date: 2021-03-02
Anticipated expiration: 2030-04-15

Abstract

The utility model relates to the field of wheels, and discloses an assembled solid inner tube and a wheel thereof, which comprises at least two solid inner tube units (10), wherein all the solid inner tube units are connected end to end in a clamping way and form an annular tire; adjacent two solid inner tube unit junction are equipped with first breach (101), install coupling assembling (11) in the first breach, coupling assembling (11) both ends are connected with the solid inner tube unit (10) of corresponding end respectively, solid inner tube unit (10) are close to first breach department and install spacer pin (12), be equipped with on spacer pin (12) along the screw hole (121) that radial direction runs through, coupling assembling (11) both ends are respectively through screw hole (121) and spacer pin (12) threaded connection of corresponding end. The solid inner tube is of a split mounting type structure, so that the solid inner tube is conveniently mounted on the hub and can be freely adjusted. People can directly install the solid inner tube without dismounting the automobile tire.

Description

Assembled solid inner tube and wheel thereof

Technical Field

The utility model relates to a wheel field especially relates to a solid inner tube of a tyre of pin-connected panel and wheel thereof.

Background

In the present society of high-speed operation, the position of automobiles is more and more important, passenger cars and trucks carry passenger and goods for transportation, the loss caused by annual traffic accidents is very large, and the traffic accidents caused by tire burst in the process of high-speed running of the automobiles occupy a large proportion, so that the great loss is caused.

The existing automobile wheels are basically inflatable wheels, the shock absorption effect of the inflatable wheels is good, but the existing automobile wheels are easy to burst, and the burst tire easily causes traffic accidents caused by the fact that the automobile direction is out of control. In order to prevent a solid tire from being present in the tire burst market, but the shock absorbing effect of the wheel is poor and the riding comfort of the vehicle interior is poor, for example, application No. 201810389560.9 discloses a solid wheel for a railway vehicle and a design method of the solid wheel for the railway vehicle, in which an outer hub vulcanized body 2 is mounted between the outer peripheries of inner hubs 1, and the outer hub vulcanized body 2 is a solid tire and can prevent a tire burst, but the shock absorbing effect is poor. The outer hub vulcanizing body 2 is composed of a plurality of circular arc-shaped vulcanizing sections 3, the vulcanizing sections 3 are sequentially arranged along the circumferential direction of the inner hub 1, each vulcanizing section 3 comprises a metal mounting framework 4 in a circular arc shape and a rubber layer 5 bonded on the upper surface of the metal mounting framework 4 in a vulcanizing manner, and the metal mounting framework 4 is detachably fixed on the inner hub 1. Although the split type outer hub vulcanizing body 2 is convenient to mount, the joint of the adjacent vulcanizing sections 3 is easy to damage, so that the service life of the wheel is shortened.

Therefore, the safety protection work is carried out all the time, the automobile accidents caused by the automobile tire burst are reduced all the time, and after a plurality of tests, a better method is found for reducing the automobile accidents caused by the automobile tire burst.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the shortcoming of the easy traffic accident that takes place of wheel flat tire among the prior art, provide a solid inner tube of a tyre of pin-connected panel and wheel thereof.

In order to solve the technical problem, the utility model discloses a following technical scheme can solve:

an assembled solid inner tube comprises at least two solid inner tube units, wherein all the solid inner tube units are connected in a head-to-tail clamping manner to form an annular tire; the junction of two adjacent solid inner tube units is provided with a first gap, a connecting assembly is arranged in the first gap, and two ends of the connecting assembly are respectively connected with the solid inner tube units of the corresponding ends.

The solid inner tube is of a split mounting type structure, so that the solid inner tube is conveniently mounted on a hub, and people can directly mount the solid inner tube without dismounting automobile tires.

Preferably, the solid inner tube unit is provided with a limit pin near the first notch, the limit pin is provided with a threaded hole penetrating along the radial direction, and two ends of the connecting assembly are respectively in threaded connection with the limit pin at the corresponding end through the threaded hole. The connecting assembly is matched with the limiting pin, so that a plurality of solid inner tube units can be combined together, and the mounting is convenient.

Preferably, coupling assembling includes regulating part and screw rod, and the regulating part both sides all stretch out there is the screw rod, and the screw thread of two screw rods revolves to opposite, and two screw rods pass through the spacer pin threaded connection of screw hole and corresponding end respectively.

When the screw rod is in threaded connection with the limiting pin, people adjust the rotation of the screw rod through the adjusting part, so that two adjacent solid inner tube units are tensioned on the wheel hub, and are prevented from loosening.

Preferably, the adjusting portion comprises a mounting box and a ratchet assembly, a first bevel gear and a second bevel gear are mounted in the mounting box, the two screws are respectively fixed on two sides of the first bevel gear, central axes of the two screws are on the same straight line, one end of the second bevel gear is meshed with the first bevel gear, and the other end of the second bevel gear extends out of the mounting box and is connected with the ratchet assembly.

The ratchet wheel component can prevent sliding teeth from occurring between the first bevel teeth and the second bevel teeth, so that the solid inner tube can be tightly embraced on the hub.

Preferably, the ratchet wheel assembly comprises a ratchet wheel, an adjusting head, a pawl and a torsion spring, the outer end part of the second conical tooth is fixedly connected with the ratchet wheel, the adjusting head is installed on the ratchet wheel and rotates synchronously with the ratchet wheel, the torsion spring is installed in the installation box and is fixedly connected with the pawl through a pin shaft, and the end part of the pawl is meshed with the ratchet wheel.

Preferably, a first through hole for the screw to pass through is formed in the side wall of the first notch, a second through hole for installing a limiting pin is formed in the outer side wall of the solid inner tube unit, and the central axis of the second through hole is perpendicular to the central axis of the first through hole.

The first through hole facilitates the screw rod to extend into the solid inner tube unit, the second through hole facilitates people to place the limiting pin, and the screw rod and the limiting pin are also connected in a mutually perpendicular mode due to the fact that the first through hole and the second through hole are mutually perpendicular. When people rotate the screw rod, the screw rod can relatively pull the limiting pin, so that the limiting pin pulls the solid inner tower unit.

Preferably, all inlay the reinforcing plate that has the metal to make in every solid inner tube unit, the reinforcing plate is the arc, and the reinforcing plate both ends are all bent and are formed the stop collar that is used for suit spacer pin, and the stop collar holding is in the second through-hole, and the stop collar is equipped with the second breach that supplies the screw rod to pass through on the footpath, and the tip of screw rod stretches into the second through-hole through the second breach inner.

The reinforced plate can strengthen the tensile strength of the solid inner tube unit, and the solid inner tube unit is prevented from being pulled when the screw pulls the limiting pin.

Preferably, a plurality of exhaust holes are formed in the inner side wall of each solid inner tube unit, third through holes with the same number as the exhaust holes are formed in the reinforcing plate, and the third through holes are formed in the exhaust holes.

When the solid inner tube is tightly held on the hub, the contact surface of the solid inner tube and the solid inner tube can extrude some air, and the air holes can collect the air, so that the inner tube is tightly attached to the hub.

Preferably, the solid inner tube unit has a cross-sectional shape in the radial direction of an i-shape or an oval shape or a square shape or a trapezoid shape.

Preferably, a third notch for installing the tire pressure detector is arranged on the side wall of the side surface of the solid inner tube unit.

A wheel comprises a hub and an outer tire, wherein the outer tire is arranged on the hub, and an inflatable cavity is formed between the outer tire and the hub; the tyre further comprises an assembled solid inner tube, the solid inner tube is arranged in the cavity, an annular groove is formed in the outer circumferential side wall of the hub, the solid inner tube is arranged in the annular groove and tightly holds the hub, the outer end portion of the solid inner tube extends out of a notch of the annular groove, and a buffer gap is formed between the outer circumferential side wall of the solid inner tube and the inner circumferential side wall of the outer tyre.

The vehicle wheel adopts the structural form of the tire-in-tire, when the outer tire is burst due to foreign matters, the gas of the outer tire is released, the solid inner tire is used as a running tire, and the solid inner tire has the effect of preventing the vehicle from excessively deviating, thereby ensuring the driving safety and reducing traffic accidents. The solid inner tube can enable the vehicle to continuously run for a certain distance, and people can conveniently park the vehicle in a safety zone.

The utility model discloses owing to adopted above technical scheme, have apparent technological effect:

The solid inner tube is of a split mounting type structure, so that the solid inner tube is conveniently mounted on the hub and can be freely adjusted. People can directly install the solid inner tube without dismounting the automobile tire.

Drawings

Figure 1 is the structure schematic diagram of the solid inner tube of the utility model.

Fig. 2 is a schematic structural view of the stopper pin of fig. 1.

Fig. 3 is a schematic sectional structure view of fig. 1.

Fig. 4 is a schematic view of the combination structure of the reinforcing plate and the connecting assembly in fig. 3.

Fig. 5 is a schematic structural view of the reinforcing plate of fig. 4.

Fig. 6 is a schematic view of the connection assembly of fig. 1.

Fig. 7 is a schematic view of the internal structure of the connecting assembly of fig. 6.

Fig. 8 is a schematic axial sectional structure view of the wheel of the present invention.

Fig. 9 is a schematic structural view of the wheel of the present invention without the cover tyre.

The names of the parts indicated by the numerical references in the above figures are as follows: 10-solid inner tube unit, 11-connecting assembly, 12-limit pin, 13-wheel hub, 14-outer tire, 100-cavity, 101-first gap, 102-first through hole, 103-second through hole, 104-reinforcing plate, 105-exhaust hole, 106-third gap, 107-inner tube outer surface, 111-adjusting part, 112-screw rod, 121-threaded hole, 131-annular groove, 141-outer tire outer surface, 142-outer tire inner surface, 200-buffer gap, 1041-limit sleeve, 1042-second gap, 1043-third through hole, 1111-mounting box, 1112-ratchet assembly, 1113-first conical tooth, 1114-second conical tooth, 11121-ratchet, 11122-adjusting head, 11123-pawl.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples.

Example 1

A spliced solid inner tube is shown in figures 1-9 and comprises two solid inner tube units 10, the radial cross section of each solid inner tube unit 10 is I-shaped, the two solid inner tube units 10 are connected in an end-to-end clamping mode to form an annular tire, the annular tire is used for being installed on a hub 13, tenons are arranged at one ends of two end portions of each solid inner tube unit 10, mortises are arranged at the other ends of the solid inner tube units, and when the two solid inner tube units 10 are connected, the tenons of one solid inner tube unit 10 are connected with the mortises of the other solid inner tube unit 10 in a clamping mode. Adjacent two solid inner tube unit 10 junctions are equipped with first breach 101, install coupling assembling 11 in the first breach 101, and first breach 101 is the door frame shape to coupling assembling 11 facilitates the installation, and 11 both ends of coupling assembling are connected with the solid inner tube unit 10 that corresponds the end respectively, can draw two solid inner tube units 10 near when adjusting coupling assembling 11, thereby make solid inner tube unit 10 hold tightly on wheel hub 13. The solid inner tube unit 10 is provided with a limit pin 12 near the first notch 101, the limit pin 12 is provided with a threaded hole 121 penetrating along the radial direction, and two ends of the connecting component 11 are respectively in threaded connection with the limit pin 12 at the corresponding end through the threaded hole 121. The solid inner tube is of an assembled structure, so that the solid inner tube is conveniently installed on the hub 13, and people can directly install the solid inner tube without disassembling automobile tires. The connection assembly 11 and the limit pin 12 are matched to combine a plurality of solid inner tube units 10 together, so that the installation is convenient. The adjustability and locking of the connecting assembly 11 is fully exploited with full consideration of safety performance to prevent loosening of the solid tire on the hub 13 during vehicle travel. The solid tire is loosened to cause difficulty in controlling the direction of the automobile and cause potential safety hazards of the automobile.

The connecting assembly 11 comprises an adjusting portion 111 and screws 112, the screws 112 extend out of two sides of the adjusting portion 111, the thread turning directions of the two screws 112 are opposite, the two screws 112 are in threaded connection with the limit pins 12 at the corresponding ends through threaded holes 121 respectively, the two screws 112 can draw the end portions of the two solid inner tube units 10 close when rotating simultaneously, and the two drawn solid inner tube units can firmly hold the hub 13.

The adjusting portion 111 comprises a mounting box 1111 and a ratchet assembly 1112, a first bevel gear 1113 and a second bevel gear 1114 are mounted in the mounting box 1111, the two screws 112 are respectively fixed on two sides of the first bevel gear 1113, the central axes of the two screws 112 are on the same straight line, one end of the second bevel gear 1114 is meshed with the first bevel gear 1113, the other end of the second bevel gear 1114 extends out of the mounting box 1111 to be connected with the ratchet assembly 1112, and the driving ratchet assembly 1112 can transmit power to the first bevel gear 1113.

The ratchet assembly 1112 comprises a ratchet 11121, an adjusting head 11122, a pawl 11123 and a torsion spring, wherein the outer end part of the second conical tooth 1114 is fixedly connected with the ratchet 11121, and the rotation of the ratchet 11121 drives the second conical tooth 1114 to rotate. The adjusting head 11122 is mounted on the ratchet 11121 and rotates synchronously with the ratchet 11121, the adjusting head 11122 is a hexagonal head, and people adjust the rotation of the ratchet 11121 by adjusting the hexagonal head through a handle. The torsion spring is installed in the installation box 1111 and is fixedly connected with the pawl 11123 through a pin shaft, the end of the pawl 11123 is engaged with the ratchet 11121, and the torsion spring is used for pressing the pawl 11123, so that the pawl 11123 can be pressed against the ratchet 11121 to prevent the ratchet 11121 from rotating to loosen the solid inner tube unit 10.

The side wall of the first notch 101 is provided with a first through hole 102 for the screw rod 112 to pass through, the first through hole 102 does not penetrate through the solid inner tube unit 10, the outer side wall of the solid inner tube unit 10 is provided with a second through hole 103 for installing the limit pin 12, the second through hole 103 penetrates through the front side wall and the rear side wall of the solid inner tube unit 10, and the central axis of the second through hole 103 is perpendicular to the central axis of the first through hole 102.

Each solid inner tube unit 10 is internally inlaid with a reinforcing plate 104 made of stainless steel, the reinforcing plate 104 is an arc-shaped plate, the bending radian of the reinforcing plate 104 is the same as that of the solid inner tube unit 10, two ends of the reinforcing plate 104 are bent to form a limiting sleeve 1041 for sleeving the limiting pin 12, the limiting sleeve 1041 is accommodated in the second through hole 103, a second notch 1042 for the screw 112 to pass through is radially arranged on the limiting sleeve 1041, and the end of the screw 112 extends into the inner end of the second through hole 103 through the second notch 1042. The step of assembling the solid inner tube is to insert the stopper pin 12 into the stopper sleeve 1041, rotate the stopper pin 12 to align the threaded hole 121 with the first through hole 102, then install the connecting assembly 11 between the two solid inner tube units 10, the screw 112 of the connecting assembly 11 extends into the threaded hole 121, rotate the adjusting head 11122, thereby make the first bevel 1113 rotate, the first bevel 1113 drives the screw 112 at both ends thereof to rotate, the screw 112 is in threaded connection with the stopper pin 12 and pulls the stopper pin 12 to draw close inwards, the stopper pin 12 pulls the solid inner tube units 10 to draw close inwards, thereby connecting two adjacent solid inner tube units 10 together and hugging tightly on the hub 13.

Four exhaust holes 105 are formed in the side wall of the side face of each solid inner tube unit 10, the four exhaust holes 105 are uniformly distributed in the circumferential side wall of the inner side of each solid inner tube unit 10, the central axis of each exhaust hole 105 is perpendicular to the central axis of the inner tube 10, and each exhaust hole 105 is a blind hole. The reinforcing plate 104 is provided with third through holes 1043 having the same number as the number of the exhaust holes 105, and the third through holes 1043 are provided in the exhaust holes 105.

The inner side wall of the solid inner tube unit 10 is provided with a third notch 106 for installing a tire pressure detector, the third notch 106 is a U-shaped notch, and the third notch 106 extends along the central axis direction of the solid inner tube unit 10 in a concave manner.

Example 2

Example 2 has substantially the same characteristics as example 1 except that the solid inner tube unit 10 has an elliptical shape in a radial cross-sectional shape.

Example 3

Example 3 has substantially the same characteristics as example 1 except that the solid inner tube unit 10 has a square shape in a radial cross-sectional shape.

Example 4

Example 4 has substantially the same features as example 1, except that the solid inner tube unit 10 has a trapezoidal radial cross-sectional shape.

Example 5

The embodiment 5 is a wheel, and the embodiment 5 has the same characteristics as the embodiment 1, except that the wheel further comprises a hub 13 and an outer tire 14, the outer tire 14 is mounted on the hub 13, and an inflated cavity 100 is formed between the outer tire 14 and the hub 13; the tire further comprises a spliced solid inner tube in the embodiment 1-4, the solid inner tube is installed in the cavity 100, an annular groove 131 is formed in the side wall of the outer circumference of the hub 13, the solid inner tube is installed in the annular groove 131 and tightly embraces the hub 13, and the outer end of the solid inner tube extends out of a notch of the annular groove 131. The buffer gap 200 is arranged between the outer circumferential side wall of the solid inner tube and the inner circumferential side wall of the outer tube 14, the circumferential surface farthest from the central axis of the solid inner tube unit 10 is the outer surface 107 of the inner tube, the tread contacting with the ground on the outer tube 14 is the outer surface 141 of the outer tube, the surface opposite to the outer surface 141 of the outer tube in the outer tube 14 is the inner surface 142 of the outer tube, the inner surface 142 of the outer tube is arranged on the outer side of the outer surface 107 of the inner tube, and the buffer gap 200 is arranged between the inner surface 142 of the outer tube and the outer surface 107 of the inner tube.

In short, the above description is only a preferred embodiment of the present invention, and all the equivalent changes and modifications made in accordance with the claims of the present invention should be covered by the scope of the present invention.

Claims

1. The assembled solid inner tube comprises at least two solid inner tube units (10), wherein all the solid inner tube units (10) are connected end to end in a clamping manner to form an annular tire; the method is characterized in that: the joint of two adjacent solid inner tube units (10) is provided with a first gap (101), a connecting assembly (11) is installed in the first gap (101), and two ends of the connecting assembly (11) are respectively connected with the solid inner tube units (10) at the corresponding ends.

2. The solid inner tube of assembled type of claim 1, wherein: the solid inner tube unit (10) is close to the first notch (101) and is provided with a limiting pin (12), the limiting pin (12) is provided with a threaded hole (121) penetrating along the radial direction, and two ends of the connecting component (11) are in threaded connection with the limiting pin (12) at the corresponding end through the threaded hole (121).

3. The solid inner tube of assembled type of claim 2, characterized in that: the connecting component (11) comprises an adjusting part (111) and screws (112), the screws (112) extend out of two sides of the adjusting part (111), the thread turning directions of the two screws (112) are opposite, and the two screws (112) are respectively in threaded connection with the limiting pins (12) at the corresponding ends through threaded holes (121).

4. The solid inner tube of assembled type of claim 3, characterized in that: regulating part (111) includes mounting box (1111) and ratchet subassembly (1112), install first awl tooth (1113) and second toper tooth (1114) in mounting box (1111), two screw rods (112) are fixed respectively in the both sides of first awl tooth (1113), the axis of two screw rods (112) is on same straight line, second toper tooth (1114) one end and first awl tooth (1113) meshing, second toper tooth (1114) other end stretches out mounting box (1111) and is connected with ratchet subassembly (1112).

5. The solid inner tube of assembled type of claim 4, wherein: ratchet subassembly (1112) include ratchet (11121), adjust head (11122), pawl (11123) and torsional spring, the outer tip and ratchet (11121) fixed connection of second cone tooth (1114), adjust head (11122) and install on ratchet (11121) and rotate with ratchet (11121) is synchronous, the torsional spring is installed in mounting box (1111), the torsional spring passes through round pin axle and pawl (11123) fixed connection, pawl (11123) tip meshing is on ratchet (11121).

6. The solid inner tube of one of claims 2 to 5, wherein: the side wall of the first notch (101) is provided with a first through hole (102) for a screw rod (112) to pass through, the outer side wall of the solid inner tube unit (10) is provided with a second through hole (103) for installing a limiting pin (12), and the central axis of the second through hole (103) is perpendicular to the central axis of the first through hole (102).

7. The solid inner tube of assembled type of claim 6, wherein: all inlay reinforcing plate (104) that have the metal to make in every solid inner tube unit (10), reinforcing plate (104) are the arc, reinforcing plate (104) both ends are all bent and are formed spacing sleeve (1041) that are used for suit spacer pin (12), spacing sleeve (1041) holding is in second through-hole (103), radially be equipped with second breach (1042) that supply screw rod (112) to pass through on spacing sleeve (1041), the tip of screw rod (112) stretches into second through-hole (103) inner through second breach (1042).

8. The solid inner tube of assembled type of claim 7, wherein: a plurality of exhaust holes (105) are formed in the inner side wall of each solid inner tube unit (10), third through holes (1043) with the same number as the exhaust holes (105) are formed in the reinforcing plate (104), and the third through holes (1043) are formed in the exhaust holes (105).

9. The solid inner tube of a unit construction according to any one of claims 1 to 5, 7 to 8, wherein: and a third notch (106) for mounting a tire pressure detector is arranged on the side wall of the side surface of the solid inner tube unit (10), and the radial cross section of the solid inner tube unit (10) is I-shaped or oval or square or trapezoid.

10. A wheel comprises a hub (13) and an outer tire (14), wherein the outer tire (14) is mounted on the hub (13), and an inflatable cavity (100) is formed between the outer tire (14) and the hub (13); the method is characterized in that: the assembled solid inner tube is mounted in the cavity (100) and provided with an annular groove (131) on the outer circumferential side wall of the hub (13), the solid inner tube is mounted in the annular groove (131) and tightly embraces the hub (13), the outer end of the solid inner tube extends out of the notch of the annular groove (131), and a buffer gap (200) is formed between the outer circumferential side wall of the solid inner tube and the inner circumferential side wall of the outer tire (14).