CN206938340U

CN206938340U - A kind of idler wheel mechanism of lower resistance

Info

Publication number: CN206938340U
Application number: CN201720294306.1U
Authority: CN
Inventors: 秦建国
Original assignee: NANTONG WEIDE PLASTIC PRODUCTS CO Ltd
Current assignee: Nantong weed plastic products Co., Ltd.
Priority date: 2017-03-24
Filing date: 2017-03-24
Publication date: 2018-01-30
Anticipated expiration: 2027-03-24

Abstract

The utility model discloses a kind of idler wheel mechanism of lower resistance, including wheel body and brake gear, wheel includes roller core, roller inner ring, roller outer ring, the roller core is arranged in roller inner ring endoporus, roller outer ring is sleeved on the outer ring of roller inner ring, the outer ring both sides of roller inner ring are raised side ring, and roller outer ring is nested in the annular groove that two raised side rings are formed on the outer ring of roller inner ring；What brake gear included being fixedly installed on vertical pivot and be connected with vertical pivot bottom has brake fluted discs, the braking bracket for being connected with support frame and being provided with first rotating shaft, the locking pedal being connected that rotated with braking bracket by the second rotating shaft, the unblock pedal being connected with locking pedal to be rotated by the 3rd rotating shaft of multiple lock teeth.Wheel outer ring of the present utility model uses TPUE, has the advantages that resistance is small, shrinkage factor is small, while the brake gear used is easy to use, and only effect of stopping is good, whole service life length.

Description

A kind of idler wheel mechanism of lower resistance

Technical field

It the utility model is related to a kind of roller, and in particular to a kind of idler wheel mechanism of lower resistance.

Background technology

Current roller is made up of plastic injection, and its lubrication groove is made up of the nylon plastic(s) of high-abrasive material, and outer layer is moulded for TPU Material, TPU plastics are TPUE, have very strong high-tension, high-tensile strength, obdurability and ageing-resistant characteristic, It is a kind of ripe environment-friendly materials, is sleeved on outside lubrication groove and roller is made, TPU plastics have the exposed of a circle in side, but by It is big in TPU plastic shrink rates, therefore big frictional resistance easily is produced with ground, easy card roller, roller can be made to use the longevity Life reduces.

Utility model content

Purpose of utility model：The purpose of this utility model is to solve deficiency of the prior art, there is provided a kind of wheel Outer ring uses TPUE, has the advantages that resistance is small, shrinkage factor is small, while the brake gear user used Just, stop and stop the idler wheel mechanism for the lower resistance that effect is good, and whole service life is grown.

Technical scheme：A kind of idler wheel mechanism of lower resistance described in the utility model, including roller core, roller inner ring, rolling Outer ring is taken turns, the roller core is arranged in roller inner ring endoporus, and roller outer ring is sleeved on the outer ring of roller inner ring, roller inner ring Outer ring both sides be raised side ring, roller outer ring is nested in the annular groove that two raised side rings are formed on the outer ring of roller inner ring, Multiple pits are all evenly arranged with the both sides end face of the roller inner ring, the connecting portion between adjacent pit forms connection two-by-two The inner ring of roller inner ring and the radial reinforced rib of outer ring；

Also include brake gear, described brake gear includes the tool for being fixedly installed on vertical pivot and being connected with vertical pivot bottom There are brake fluted discs, the braking bracket for being connected with support frame and being provided with first rotating shaft and the braking bracket of multiple lock teeth by the Two rotating shafts rotate connection locking pedal, rotated the unblock pedal that is connected with locking pedal by the 3rd rotating shaft, one end Rotated the brake shell fragment being connected with unblock pedal by the 4th rotating shaft, and the second rotating shaft, the 3rd rotating shaft are located on brake shell fragment Top, the 3rd rotating shaft are provided with a groove, first rotating shaft is positioned at brake between the second rotating shaft and the 4th rotating shaft on the shell fragment that brakes The bottom of car shell fragment and in the groove, the one end for the shell fragment that brakes is provided with sticking department, is set on the other end for the shell fragment that brakes An extension is equipped with, at least one lockhole is offered on extension, lockhole is engaged with the lock tooth on brake fluted disc.

Further, the roller inner ring is Maranyl, and roller outer ring is TPUE.

Further, the roller core be bearing or be slide liner or be roller inner ring medial surface on plus layer.

Further, the pit uses covering of the fan type or through covering of the fan type through-hole structure.

Further, the sticking department is included in the first locking plate, the second locking plate being oppositely arranged on brake shell fragment, the The occlusion space for being engaged the wheel surface, the first locking plate and the second lock are formed between one locking plate and the second locking plate Stator is at an acute angle with brake shell fragment respectively.

Further, the first shell fragment, the first shell fragment and braking bracket phase are provided with the other end of the brake shell fragment Connection, braking bracket are connected with the central shaft of wheel.

Beneficial effect：Wheel outer ring of the present utility model uses TPUE, has that resistance is small, shrinkage factor The advantages that small, while the brake gear used is easy to use, only effect of stopping is good, whole service life length.

Brief description of the drawings

Fig. 1 is the overall structure sectional view of the utility model wheel；

Fig. 2 is the structure sectional view of the utility model brake gear；

Fig. 3 is the utility model brake gear lock-out state structural representation；

Fig. 4 is the utility model brake gear released state structural representation.

Embodiment

A kind of idler wheel mechanism of lower resistance as shown in Figure 1, including roller core 11, roller inner ring 12, roller outer ring 13, institute Roller core 11 is stated in the endoporus of roller inner ring 12, roller outer ring 13 is sleeved on the outer ring of roller inner ring 12, roller inner ring 12 outer ring both sides are raised side ring 14, and roller outer ring 13 is nested in two raised side rings 14 on the outer ring of roller inner ring 12 and formed Annular groove 15 in, multiple pits 16 are all evenly arranged with the both sides end face of the roller inner ring 12, two-by-two adjacent pit 16 it Between connecting portion form the inner ring of connection roller inner ring 12 and the radial reinforced rib 17 of outer ring.

The roller inner ring 12 is Maranyl, and roller outer ring 13 is TPUE；The roller core 11 be bearing or be slide liner or be roller inner ring 12 medial surface on plus layer；The pit 16 is using covering of the fan type or to wearing Covering of the fan type through-hole structure.

The brake gear of the idler wheel mechanism as shown in Fig. 2 to Fig. 4, including be fixedly installed on vertical pivot 7 and with the bottom of vertical pivot 7 Portion's connection has the brake fluted discs 2 of multiple lock teeth, is connected with support frame and the braking bracket 3 provided with first rotating shaft and brake Kickstand 3 by the second rotating shaft rotate connection locking pedal 4, with locking pedal 4 rotate what is be connected by the 3rd rotating shaft Unlock pedal 5, one end is rotated the brake shell fragment 6 that is connected with unlocking pedal 5 by the 4th rotating shaft, the second rotating shaft, the 3rd turn Axle is located on the top of brake shell fragment 6, and the 3rd rotating shaft is provided between the second rotating shaft and the 4th rotating shaft on the shell fragment 6 that brakes One groove, for first rotating shaft positioned at the bottom of brake shell fragment 6 and in groove, the one end of brake shell fragment 6 is provided with sticking department, An extension is provided with the other end of brake shell fragment 6, at least one lockhole, lockhole and brake tooth are offered on extension Lock tooth on disk 2 is engaged.

Further optimization as the present embodiment：

The sticking department is included in the first locking plate 61, the second locking plate being oppositely arranged on brake shell fragment 6, the first locking The occlusion space for being engaged the surface of wheel 1, the first locking plate 61 and the second lock are formed between piece 61 and the second locking plate Stator is at an acute angle with brake shell fragment 6 respectively.

The first shell fragment is provided with the other end of the brake shell fragment 6, the first shell fragment is connected with braking bracket 3, stops Kickstand 3 is connected with the central shaft of wheel 1.

The brake gear has lock-out state and released state, when brake gear is in the lock state, locking pedal around Second rotating shaft, the 3rd axis of rotation, unblock pedal is around the 4th axis of rotation, until the second rotating shaft, the 3rd rotating shaft and the 4th rotating shaft It is located on the same line or the 3rd rotating shaft is located at the bottom of the second rotating shaft and the 4th rotating shaft line, sticking department offsets with roller Connect, in lock tooth insertion lockhole, when brake gear is in released state, sticking department is separated with wheel, lock tooth and lockhole phase point From.

It is described above, only it is preferred embodiment of the present utility model, not the utility model is made any formal Limitation, although the utility model is disclosed above with preferred embodiment, but be not limited to the utility model, it is any ripe Professional and technical personnel is known, is not being departed from the range of technical solutions of the utility model, when in the technology using the disclosure above Hold the equivalent embodiment made a little change or be modified to equivalent variations, as long as being without departing from technical solutions of the utility model Hold, any simple modification, equivalent change and modification made according to the technical essence of the utility model to above example, still Belong in the range of technical solutions of the utility model.

Claims

A kind of 1. idler wheel mechanism of lower resistance, it is characterised in that：Including roller core (11), roller inner ring (12), roller outer ring (13), the roller core (11) is arranged in roller inner ring (12) endoporus, and roller outer ring (13) are sleeved on roller inner ring (12) On outer ring, the outer ring both sides of roller inner ring (12) are raised side ring (14), and roller outer ring (13) are nested in roller inner ring (12) In the annular groove (15) that two raised side rings (14) are formed on outer ring, all it is uniformly arranged on the both sides end face of the roller inner ring (12) There are multiple pits (16), connecting portion between adjacent pit (16) forms inner ring and the outer ring of connection roller inner ring (12) two-by-two Radial reinforced rib (17)；

Also include brake gear, described brake gear includes being fixedly installed on vertical pivot (7) and being connected with vertical pivot (7) bottom Brake fluted disc (2) with multiple lock teeth, the braking bracket (3) for being connected with support frame and being provided with first rotating shaft and brake branch Frame (3) by the second rotating shaft rotate connection locking pedal (4), with locking pedal (4) rotated and be connected by the 3rd rotating shaft Unblock pedal (5), one end and unblock pedal (5) rotated the brake shell fragment (6) that is connected by the 4th rotating shaft, second turn Axle, the 3rd rotating shaft are located on the top of brake shell fragment (6), and the 3rd rotating shaft is between the second rotating shaft and the 4th rotating shaft, and brake bullet A groove is provided with piece (6), first rotating shaft is positioned at the bottom of brake shell fragment (6) and in groove, and the one of brake shell fragment (6) End set has sticking department, is provided with an extension on the other end of brake shell fragment (6), is offered on extension at least one Lockhole, lockhole is engaged with the lock tooth in brake fluted disc (2)；

The sticking department is included in the first locking plate (61), the second locking plate being oppositely arranged on brake shell fragment (6), the first locking The occlusion space for being engaged wheel (1) surface, the first locking plate (61) and second are formed between piece (61) and the second locking plate Locking plate is at an acute angle with brake shell fragment (6) respectively.
A kind of 2. idler wheel mechanism of lower resistance according to claim 1, it is characterised in that：The roller inner ring (12) is poly- Acid amides plastics, roller outer ring (13) are TPUE.
A kind of 3. idler wheel mechanism of lower resistance according to claim 1, it is characterised in that：The roller core (11) is bearing Be slide liner or be roller inner ring (12) medial surface on plus layer.
A kind of 4. idler wheel mechanism of lower resistance according to claim 1, it is characterised in that：The pit (16) uses covering of the fan Type or through covering of the fan type through-hole structure.
A kind of 5. idler wheel mechanism of lower resistance according to claim 1, it is characterised in that：The another of shell fragment (6) of braking The first shell fragment is provided with one end, the first shell fragment is connected with braking bracket (3), the center of braking bracket (3) and wheel (1) Axle is connected.