Engineering truck left side break spring assembly
Technical field
The utility model left brake of engineering vehicle relates to spring assembly that many return springs are installed in the neck hoof of left brake by hanging bolt and two return spring pin and from the spring assembly field between hoof.
Background technique
Often only adopting one to be installed in neck hoof and the spring from the hoof on the left brake of engineering vehicle in the past, neck hoof and from the hoof closing force is provided, its shortcoming is that spring stress is big, distortion is big, stretching and shrinkage are poor, brake is return rapidly, and spring is short service life, if can on the left brake of engineering truck, many springs be arranged mounting design, then can overcome above-mentioned shortcoming, and the assembly that designed above-mentioned many springs and hanging bolt, two return spring pin and two return spring pin sleeve form also should be suitable on the right brake of engineering truck.
Summary of the invention
The purpose of this utility model provides a kind of left brake of engineering vehicle spring assembly, the both sides hanging bolt that hook is equipped with return spring is installed in respectively the neck hoof and in the hanging bolt hole of hoof, two return spring pin sleeves of the two return springs in the outside and inboard two return springs are housed and two return spring pins are installed in respectively the neck hoof and from two return spring pin-and-holes of hoof, make the neck hoof and can provide needed return spring power when hoof is braked rear return to reach.
The left brake of engineering vehicle spring assembly, it is by the two return springs of return spring, the outside, inboard two return springs, neck hoof hanging bolt, from hoof hanging bolt, the two return spring pins of neck hoof, form from the two return spring pins of hoof, the two return spring pin sleeves of neck hoof with from the two return spring pin sleeves of hoof, the return spring left spring hook of return spring and the right carbine of return spring respectively hook be contained on the neck hoof hanging bolt of neck hoof the neutralization of neck hoof hanging bolt draw-in groove from hoof on the hoof hanging bolt from hoof hanging bolt draw-in groove; The two right carbines of return spring of the two return spring left spring hooks in the outside of the two return springs in the outside and the outside respectively hook be contained on the outer back-up ring of neck scalper pipe of the two return spring pin sleeves of neck hoof of neck hoof and from hoof from the two return spring pin sleeves of hoof outside the scalper pipe on the back-up ring; Inboard two return spring left spring hooks of inboard two return springs and inboard two right carbines of return spring respectively hook be contained in the neck hoof the two return spring pin sleeves of neck hoof neck scalper pipe inner shield ring and from hoof from the two return spring pin sleeves of hoof from scalper pipe inner shield ring; In the two return spring pin sleeve pin-and-holes of neck hoof of the two return spring pin sleeves of neck hoof, be inserted with the two return spring pin axis of neck hoof, being inserted with in two return spring pin sleeve pin-and-holes from hoof from the two return spring pin axis of hoof from the two return spring pin sleeves of hoof; The two return spring pin sleeves of neck hoof are installed in the inside and outside reinforcement groove of neck hoof of neck hoof, are installed in the reinforcement groove inside and outside the hoof of hoof from the two return spring pin sleeves of hoof.
The utility model left brake of engineering vehicle spring assembly, a neck hoof hanging bolt and one respectively are installed respectively from the hoof hanging bolt at the neck hoof of left brake of engineering vehicle with from the hoof, with the return spring left spring hook of return spring and the right carbine of return spring respectively hook be contained in the neck hoof hanging bolt draw-in groove of neck hoof hanging bolt and from the hoof hanging bolt from hoof hanging bolt draw-in groove.Neck hoof hanging bolt is installed on the neck hoof reinforcement and leads in the hoof hanging bolt hole, be installed in from the hoof reinforcement in hoof hanging bolt hole from the hoof hanging bolt, and neck hoof hanging bolt and be that the upper end has neck hoof hanging bolt draw-in groove and from the cylindrical pin of hoof hanging bolt draw-in groove from hoof hanging bolt structure.
The two return springs in the outside and inboard two return spring structure are identical.
The two right carbines of return spring of the two return spring left spring hooks in the outside of the two return springs in the outside and the outside respectively hook be contained in the two return spring pin sleeves of neck hoof the outer back-up ring of neck scalper pipe and from the two return spring pin sleeves of hoof outside the scalper pipe on the back-up ring, the two return spring pin axis of neck hoof are installed in the two return spring pin sleeve pin-and-holes of neck hoof, be installed in the two return spring pin sleeve pin-and-holes of hoof from the two return spring pin axis of hoof, the two return spring pins of neck hoof are installed in the two return spring pin-and-holes of neck hoof of neck hoof, and the two return spring pin sleeves of neck hoof are installed in the neck hoof between the reinforcement of the outside in the groove.
From the two return spring pins of hoof be installed in from hoof from the two return spring pin-and-holes of hoof, be installed in hoof between the reinforcement of the outside the groove from the two return spring pin sleeves of hoof.
The two return spring pins of above-mentioned neck hoof and above-mentioned identical from the two return spring latch structures of hoof can Alternate.
The two return spring pin sleeves of above-mentioned neck hoof and above-mentioned identical from the two return spring pin sleeve structures of hoof can Alternate.
Bend respectively symmetrically at the two ends of the return spring intermediate draw bar of return spring pull bar left side joint and pull bar right connector, pull bar left side joint is installed in the spring coil of a return spring left side, the pull bar right connector is installed in the right spring coil of return spring, spring coil outer end, a return spring left side is connected with return spring left spring hook, the right spring coil of return spring outer end is connected with the right carbine of return spring, the return spring left side spring coil of return spring and the left and right and arranged on left and right sides that is configured in the return spring intermediate draw bar symmetrically of the right spring coil of return spring.
The left and right two ends of two return spring intermediate draw bars of the two return springs in the outside are connected with respectively two left spring coils of return spring and two right spring coil of return spring symmetrically, the left spring coil of two return springs is externally connected with the two return spring left spring hooks in the outside, and the right spring coil of two return springs is externally connected with the two right carbines of return spring in the outside.
The structure and the shape of the two return springs in the structure of inboard two return springs and shape and the outside are identical, can replace use mutually.
This left brake of engineering vehicle is two return springs in the outside that increase and inboard two return springs can provide the neck hoof of brake and from the closing force between hoof with the spring assembly advantage, spring stress is disperseed, stress reduces, camber of spring is little, stretching and the shrinkage of return spring, the two return springs in the outside, inboard two return springs have been increased, can make the rapid return of brake, can increase spring service life, and can similarly be applied on the right brake of engineering truck.
Description of drawings
Fig. 1: engineering truck left side break spring assembly schematic three dimensional views.
Fig. 2: the engineering truck left side break three-dimensional exploded perspective view of spring assembly.
Fig. 3: return spring 1 schematic three dimensional views.
Fig. 4: return spring 1 axially decomposes schematic three dimensional views.
Fig. 5: two return spring 2 schematic three dimensional views in the outside.
Embodiment
Referring to Fig. 1 and Fig. 2, the left brake of engineering vehicle spring assembly, it is by the two return springs 2 of return spring 1, the outside, inboard two return springs 18, neck hoof hanging bolt, from hoof hanging bolt 3, the two return spring pins of neck hoof, form from the two return spring pins 4 of hoof, the two return spring pin sleeves of neck hoof with from the two return spring pin sleeves 5 of hoof, the return spring left spring hook 9 of return spring 1 and the right carbine 10 of return spring respectively hook be contained on the neck hoof hanging bolt of neck hoof 19 the neutralization of neck hoof hanging bolt draw-in groove from hoof 20 on hoof hanging bolt 3 from hoof hanging bolt draw-in groove 25; The two right carbines 17 of return spring of the two return spring left spring hooks 16 in the outside of the two return springs 2 in the outside and the outside respectively hook be contained on the outer back-up ring of neck scalper pipe of the two return spring pin sleeves of neck hoof of neck hoof 19 and from hoof 20 from the two return spring pin sleeves 5 of hoof outside the scalper pipe on the back-up ring 22; Inboard two return spring left spring hooks of inboard two return springs 18 and inboard two right carbines of return spring respectively hook be contained in neck hoof 19 the two return spring pin sleeves of neck hoof neck scalper pipe inner shield ring and from hoof 20 from the two return spring pin sleeves 5 of hoof from scalper pipe inner shield ring 23; In the two return spring pin sleeve pin-and-holes of neck hoof of the two return spring pin sleeves of neck hoof, be inserted with the two return spring pin axis of neck hoof, being inserted with in two return spring pin sleeve pin-and-holes 21 from hoof from the two return spring pin axis 24 of hoof from the two return spring pin sleeves 5 of hoof; The two return spring pin sleeves of neck hoof are installed in the inside and outside reinforcement groove of neck hoof of neck hoof 19, are installed in the reinforcement groove 31 inside and outside the hoof of hoof 20 from the two return spring pin sleeves 5 of hoof.
As depicted in figs. 1 and 2, in the neck hoof hanging bolt hole on the reinforcement of the neck hoof 19 of left brake of engineering vehicle and from the reinforcement of hoof 20 be separately installed with neck hoof hanging bolt in the hoof hanging bolt hole 26 and from hoof hanging bolt 3, the return spring left spring hook 9 of return spring 1 and the right carbine 10 of return spring respectively the hook neck hoof hanging bolt draw-in groove neutralization that is contained in neck hoof hanging bolt from hoof hanging bolt 3 from hoof hanging bolt draw-in groove 25, neck hoof hanging bolt and be from hoof hanging bolt 3 both structures that the upper end has neck hoof hanging bolt draw-in groove and from the cylindrical pin of hoof hanging bolt draw-in groove 25, both can Alternate.
The two return springs 2 in the outside and inboard two return spring 18 both structures are identical, can Alternate.
The two right carbines 17 of return spring of the two return spring left spring hooks 16 in the outside of the two return springs 2 in the outside and the outside respectively hook be contained on the outer back-up ring of neck scalper pipe of the two return spring pin sleeves of neck hoof and from the two return spring pin sleeves 5 of hoof outside the scalper pipe on the back-up ring 22.
The two return spring pin axis of neck hoof are installed in the interior two return spring pin sleeve pin-and-holes of neck hoof of the two return spring pin sleeves of neck hoof, the two return spring pins of neck hoof are installed in the two return spring pin-and-holes of neck hoof on the neck hoof reinforcement, and the two return spring pin sleeves of neck hoof are installed in the neck hoof between the reinforcement of the outside in the groove.
From the two return spring pin axis 24 of hoof be installed in from the two return spring pin sleeves 5 of hoof from the two return spring pin sleeve pin-and-holes 21 of hoof, from the two return spring pins 4 of hoof be installed in from the hoof stiffening rib in the two return spring pin-and-holes 27 of hoof, be installed in hoof between the stiffening rib of the outside the groove 31 from the two return spring pin sleeves 5 of hoof.
Above-mentioned neck hoof is hung spring pin and above-mentioned identical from hoof extension spring pin 3 both structures, can exchange use.
The two return spring pins of above-mentioned neck hoof and above-mentioned identical from two return spring pin 4 both structures of hoof can Alternate.
The two return spring pin sleeves of above-mentioned neck hoof and above-mentioned identical from two return spring pin sleeve 5 both structures of hoof can Alternate.
Referring to Fig. 3 and Fig. 4, bend respectively symmetrically at return spring intermediate draw bar 7 two ends of return spring 1 pull bar left side joint 11 and pull bar right connector 12, pull bar left side joint 11 is installed in the spring coil 6 of a return spring left side, pull bar right connector 12 is installed in the right spring coil 8 of return spring, spring coil 6 outer ends, a return spring left side are connected with return spring left spring hook 9, the right spring coil of return spring 8 outer ends are connected with the right carbine 10 of return spring, and the right spring coil 8 left and right symmetricallies configuration of the return spring left side spring coil 6 of return spring 1 and return spring is connected the left and right sides of return spring intermediate draw bar 7.
The two ends, two return spring intermediate draw bars 15 left and right sides of the two return springs 2 in the outside are connected with respectively the left spring coil 13 of two return springs and two right spring coil 14 of return spring symmetrically, the left spring coil 13 of two return springs is externally connected with the two return spring left spring hooks 16 in the outside, and the right spring coil 14 of two return springs is externally connected with the two right carbines 17 of return spring in the outside.