CN204752101U - Elbow joint arm lifting devices of no power lock knock pin point - Google Patents
Elbow joint arm lifting devices of no power lock knock pin point Download PDFInfo
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- CN204752101U CN204752101U CN201520408092.7U CN201520408092U CN204752101U CN 204752101 U CN204752101 U CN 204752101U CN 201520408092 U CN201520408092 U CN 201520408092U CN 204752101 U CN204752101 U CN 204752101U
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Abstract
The utility model relates to a lifting devices that multiaxle trucks brake performance detected, specific elbow joint arm lifting devices of no power lock knock pin point that says so. The device is including lifting platen mechanism, elbow joint arm mechanism, lifting gasbag mechanism and bottom frame mechanism, and bottom frame mechanism level is fixed on the ground, and both ends about bottom frame device top are fixed by elbow joint arm mechanism, lifts the gasbag establishment of institution and passes through bolt fixed connection at four angles of bottom frame mechanism top with bottom frame mechanism, lift the platen establishment of institution elbow joint arm mechanism, lift gasbag mechanism and bottom frame mechanism the top with elbow joint arm mechanism, lift gasbag mechanism and pass through bolt fixed connection. The utility model provides an elbow joint arm lifting devices of no power lock knock pin point. The two sets of elbow joint arm mechanisms take to walk around the unstable position in dead point and carry out the locking action that lifts, descends, can inspect the multiaxis freight train, by and the road train that constitutes of dress axle semitrailer brake the problem of security.
Description
Technical field
The utility model relates to the lifting device of multi axle car brake function test, specifically a kind of elbow joint arm lifting device of unpowered locking summit.
Background technology
Along with developing rapidly of the modernization of national defense and national economy, the special vehicle of some high-power, large load-carrying capacitys is widely used.Owing to being subject to the restriction of pavement conditions, traffic law, the simple load-carrying capacity relying on the single axle of increase, reduces complete vehicle quality own through out of reach requirement, can only be met the requirement of national standard by the quantity increasing axletree.Therefore the usage safety performance of multiple-axle vehicle comes into one's own further.
According in the GB21861 " Vehicle Security Interventions Requested and method " of up-to-date revision, standard revision gives top priority to what is the most important vehicle, enhances the safety method survey requirement of school bus, large and medium bus, heavy medium truck, trailer.For multiaxis lorry, to loading brake inspection be carried out by also filling the train-type vehicle that axle superimposed trailer forms, then adopting the drum reaction brake test bench with stage body lifting function, on present home market, also there is no the application of this type of checkout stand.
The patent No.: 95223459.9 patent discloses a kind of repair lifting platform for vehicle, by pedestal, support stage body and lifting mechanism and form, support stage body and be hinged on pedestal with rotating shaft, form seesaw structure; Lifting mechanism in the side of rotating shaft, upper end with support stage body hinged, lower end and pedestal hinged.
The patent No.: 201420267341.0 patent discloses a kind of automobile repair hydraulic lifting platform, comprise two cover lifting frames, lifting frame has the left and right sides to be shaped with the underframe of lower raceway, it is characterized in that on underframe, be connected with two groups of centres in X-shaped has the cross-coupled hold-down arm of hinge, the lower end of hold-down arm is connected with underframe, the upper end of hold-down arm is connected with for the table top parking wheel, the left and right sides under table top is shaped with raceway, hydraulic actuating cylinder is connected with between hold-down arm and underframe, and the opening angle of piston rod extension and contraction control two groups of cross connection hold-down arms by hydraulic actuating cylinder, make the parallel rise of table top or transfer, hydraulic actuating cylinder in this two covers lifting frame is connected with same pedal hydraulic jack respectively through two hydraulic oil pipes, realize trailing wheel or the front-wheel of the lifting automobile left and right sides simultaneously.
These two kinds of lift racks above-described all can not realize at the unpowered locking of lifting vertex, and floor area is large, be unfavorable for that the layout of test cell is laid, the use that anti-force type drum braking is tested can not be coordinated, more can not realize the test that multi axle car load deceleration and stopping performance.
Therefore, develop simple and reasonable, for axle lorry, loading brake test bench by also filling the train-type vehicle that axle superimposed trailer forms, carrying out specification multi axle car with this and loading deceleration and stopping performance, guaranteeing that it has better safety and reliability, has been an extremely urgent task.
Summary of the invention
The purpose of this utility model will solve on current market to need a kind of brake test bench that loads badly to check multiaxis lorry, by the problem also filling the train-type vehicle braking safety that axle superimposed trailer forms, and provides a kind of rocking arm lifting device of unpowered locking summit.
Technical solutions of the utility model are described as follows in conjunction with Figure of description:
A kind of elbow joint arm lifting device of unpowered locking summit, this device comprises lifting table mechanism A, two cover elbow joint arm mechanism B, Lifting air sac mechanism C and bottom frame mechanism D, described bottom frame mechanism D is horizontally fixed on ground, described two cover elbow joint arm mechanism B are fixed on the two ends, left and right above bottom frame mechanism D, and described Lifting air sac mechanism C is arranged on four angles above bottom frame mechanism D and bottom frame mechanism D is bolted to connection; Described lifting table mechanism A is arranged on the top of elbow joint arm mechanism B, Lifting air sac mechanism C and bottom frame mechanism D and elbow joint arm mechanism B is bolted to connection, and the upper end of described lifting table mechanism A and Lifting air sac mechanism C is fixed by overbolt.
Described lifting table mechanism A comprises platen 1, No. 1 upper platen bearing pin assembly 2, No. 2 upper platen bearing pin assemblies 3, No. 1 caterpillar wheel assembly 4 and No. 2 caterpillar wheel assemblies 5; No. 1 described caterpillar wheel assembly 4 is identical with No. 2 caterpillar wheel assembly 5 structures, is symmetrically welded at platen 1 left and right sides midway location; Described platen 1 is a rectangular plate, about it, the outside of two sides all processes porose, and the right and left rectangle steel of platen 1 is run through in this hole, and front and back position is symmetrical, right position is symmetrical, and in hole, concentric fit installs No. 1 upper platen bearing pin assembly 2 and No. 2 upper platen bearing pin assemblies 3; No. 1 described upper platen bearing pin assembly 2, No. 2 upper platen bearing pin assembly 3 structures are identical, and be made up of upper platen bearing pin 6 and bearing pin bolt of rear end plate 7, upper platen bearing pin 6 is arranged in platen hole; Described platen 1 is fixedly connected with by bearing pin bolt of rear end plate 7 with upper platen bearing pin 6.
Described elbow joint arm mechanism B comprises upper hold-down arm assembly 9, No. 1 lower support arm assembly 10 of No. 8,1, lower support arm seat assembly, lower support pivoted arm adapting pipe 11, the upper hold-down arm assembly 13 of No. 12,2, cylinder assembly and No. 2 lower support arm assemblies 14; Described No. 1 upper hold-down arm assembly 9 is arranged on above No. 1 lower support arm assembly 10 hinged with No. 1 lower support arm assembly 10; No. 1 described lower support arm assembly 10 comprises lower support arm 15, No. 1 lower support arm bearing pin assembly 16 and No. 2 lower support arm bearing pin assemblies 17; No. 1 described lower support arm bearing pin assembly 16 and No. 2 lower support arm bearing pin assemblies 17 are arranged on the two ends of lower support arm 15 with one heart and are fixed on lower support arm 15 by screw by No. 1 lower support arm bearing pin assembly 16 and No. 2 lower support arm bearing pin assemblies 17; Wherein said lower support pivoted arm adapting pipe 11 is a kind of tubular members, and its two ends and No. 1 lower support arm assembly 10 and No. 2 lower support arm assemblies 14 are symmetrically welded; The described No. 1 lower support arm bearing pin assembly 16 being arranged on No. 1 lower support arm assembly 10 and No. 2 lower support arm assembly 14 lower ends is installed with lower support arm seat assembly 8 is concentric; No. 1 upper hold-down arm assembly 9 and No. 2 upper hold-down arm assemblies 13 are installed with one heart by No. 2 lower support arm bearing pin assemblies 17, are welded with steel plate and ear seat in the middle of described lower support pivoted arm adapting pipe 11.
Described Lifting air sac mechanism C comprises 4 air bag assemblies 18 and 4 keysetss 19; Described keysets 19 is arranged on air bag assembly 18 lower end and air bag assembly 18 is bolted to connection.
Described bottom frame mechanism D comprises No. 1 channel-section steel 20, No. 2 channel-section steels 21, No. 3 channel-section steels 22, No. 4 channel-section steels 23, four rectangular plates 24, No. 1 guide groove 25 and No. 2 guide grooves 26; The identical longitudinal both sides being horizontally set on bottom frame mechanism D of No. 1 described channel-section steel 20, No. 2 channel-section steel 21 structures, groove is upward; No. 3 described channel-section steels 22, No. 4 channel-section steel 23 horizontal cross are symmetrical arranged, and groove down; No. 1 described channel-section steel 20, No. 2 channel-section steels 21, No. 3 channel-section steels 22, No. 4 alternate weld togethers of channel-section steel 23 transverse and longitudinal; Four described rectangular plates 24 are welded on four angles of bottom frame mechanism D, and every two relative rectangular plates 25 have relative notch; No. 1 described guide groove 25 is identical with No. 2 guide groove 26 structures, is vertically welded in the outside of No. 1 channel-section steel 20, No. 2 channel-section steels 21, and No. 1 described caterpillar wheel assembly 4 is arranged in No. 1 guide groove 25, and No. 2 caterpillar wheel assemblies 5 are arranged in No. 2 guide grooves 26.
Described 4 air bag assemblies 18 and 4 keysetss 19 are arranged on directly over four rectangular plates 25 and are bolted to connection with rectangular plate 25.
The beneficial effects of the utility model are:
1, the elbow joint arm lifting device on unpowered locking summit described in the utility model adopts two cover elbow joint arm mechanisms to carry out lifting, dropping action, reasonable in design, can need less cylinder thrust just can realize the dropping action of lifting platen fast and only.
2, the elbow joint arm lifting device on unpowered locking summit described in the utility model adopts air bag to coordinate cylinder to work to lifting and landing, makes the rising of lifting platen and landing can stress equalization, also has the effect of buffering.
What the mode that 3, the elbow joint arm lifting device on unpowered locking summit described in the utility model takes the position walking around dead point instability to carry out locking made that lifting platen can be stable is in extreme higher position, at this moment air bag and cylinder can stop inflation, greatly reduce the loss of the energy, extend the service life of air bag and cylinder.
Accompanying drawing explanation
Fig. 1 is that the axle of the elbow joint arm lifting device on unpowered locking summit of the present utility model measures intention;
Fig. 2 is that schematic diagram is looked on the right side, lifting extreme higher position of the elbow joint arm lifting device on unpowered locking summit of the present utility model;
Fig. 3 is that schematic diagram is looked on the landing extreme lower position right side of the elbow joint arm lifting device on unpowered locking summit of the present utility model;
Fig. 4 is that schematic diagram is looked on the lifting table mechanism right side of the present utility model;
Fig. 5 is Fig. 4 A-A cross-sectional schematic of the present utility model;
Fig. 6 is that No. 1 lifting platen bearing pin assembly axle of the present utility model measures intention;
Fig. 7 is that No. 1 elbow joint arm mechanism B axle of the present utility model measures intention;
Fig. 8 is that on the right side of No. 1 elbow joint arm mechanism B of the present utility model, lower branch arm assembly axle measures intention;
Fig. 9 is the cross-sectional schematic of lower branch arm assembly on the right side of No. 1 elbow joint arm mechanism B of the present utility model;
Figure 10 is that Lifting air sac mechanism C axle of the present utility model measures intention;
Figure 11 is that the axle of bottom frame mechanism D of the present utility model measures intention;
Figure 12 is bottom frame mechanism D of the present utility model and elbow joint arm mechanism B, the axle of Lifting air sac mechanism C mounting structure measures intention;
In figure: A, lifting table mechanism, B, elbow joint arm mechanism, C, Lifting air sac mechanism, D, bottom frame mechanism, 1, platen, 2, No. 1 upper platen bearing pin assembly, 3, No. 2 upper platen bearing pin assemblies, 4, No. 1 caterpillar wheel assembly, 5, No. 2 caterpillar wheel assemblies, 6, upper platen bearing pin, 7, bearing pin bolt of rear end plate, 8, lower support arm seat assembly, 9, No. 1 upper hold-down arm assembly, 10, No. 1 lower support arm assembly, 11, the adapting pipe of lower support pivoted arm, 12, cylinder assembly, 13, No. 2 upper hold-down arm assemblies, 14, No. 2 lower support arm assemblies, 15, lower support arm, 16, No. 1 lower support arm bearing pin assembly, 17, No. 2 lower support arm bearing pin assemblies, 18, air bag assembly, 19, keysets, 20, No. 1 channel-section steel, 21, No. 2 channel-section steels, 22, No. 3 channel-section steels, 23, No. 4 channel-section steels, 24, , rectangular plate, 25, No. 1 guide groove, 26, No. 2 guide grooves.
Detailed description of the invention
Consult Fig. 1, Fig. 2, Fig. 3, Figure 12, a kind of elbow joint arm lifting device of unpowered locking summit, this device comprises lifting table mechanism A, two cover elbow joint arm mechanism B, Lifting air sac mechanism C and bottom frame mechanism D, described bottom frame mechanism D is horizontally fixed on ground, described two cover elbow joint arm mechanism B are fixed on the two ends, left and right above bottom frame mechanism D, and described Lifting air sac mechanism C is arranged on four angles above bottom frame mechanism D and bottom frame mechanism D is bolted to connection; Described lifting table mechanism A is arranged on the top of elbow joint arm mechanism B, Lifting air sac mechanism C and bottom frame mechanism D and elbow joint arm mechanism B is bolted to connection, and the upper end of described lifting table mechanism A and Lifting air sac mechanism (C) is fixed by overbolt.
Consult Fig. 4, Fig. 5, Fig. 6, described lifting table mechanism A comprises platen 1, No. 1 upper platen bearing pin assembly 2, No. 2 upper platen bearing pin assemblies 3, No. 1 caterpillar wheel assembly 4 and No. 2 caterpillar wheel assemblies 5; No. 1 described caterpillar wheel assembly 4 is identical with No. 2 caterpillar wheel assembly 5 structures, is symmetrically welded at platen 1 left and right sides midway location; Described platen 1 is a rectangular plate, about it, the outside of two sides all processes porose, and the right and left rectangle steel of platen 1 is run through in this hole, and front and back position is symmetrical, right position is symmetrical, and in hole, concentric fit installs No. 1 upper platen bearing pin assembly 2 and No. 2 upper platen bearing pin assemblies 3; No. 1 described upper platen bearing pin assembly 2, No. 2 upper platen bearing pin assembly 3 structures are identical, and be made up of upper platen bearing pin 6 and bearing pin bolt of rear end plate 7, upper platen bearing pin 6 is arranged in platen hole; Described platen 1 is fixedly connected with by bearing pin bolt of rear end plate 7 with upper platen bearing pin 6.
Consult Fig. 7, Fig. 8, Fig. 9, described elbow joint arm mechanism B comprises upper hold-down arm assembly 9, No. 1 lower support arm assembly 10 of No. 8,1, lower support arm seat assembly, lower support pivoted arm adapting pipe 11, the upper hold-down arm assembly 13 of No. 12,2, cylinder assembly and No. 2 lower support arm assemblies 14; Described No. 1 upper hold-down arm assembly 9 is arranged on above No. 1 lower support arm assembly 10 hinged with No. 1 lower support arm assembly 10; No. 1 described lower support arm assembly 10 comprises lower support arm 15, No. 1 lower support arm bearing pin assembly 16 and No. 2 lower support arm bearing pin assemblies 17; No. 1 described lower support arm bearing pin assembly 16 and No. 2 lower support arm bearing pin assemblies 17 are arranged on the two ends of lower support arm 15 with one heart and are fixed on lower support arm 15 by screw by No. 1 lower support arm bearing pin assembly 16 and No. 2 lower support arm bearing pin assemblies 17; Wherein said lower support pivoted arm adapting pipe 11 is a kind of tubular members, its two ends and No. 1 lower support arm assembly 10 and No. 2 lower support arm assemblies 14 are symmetrically welded, and realize being synchronized with the movement of lower support pivoted arm adapting pipe 11 and No. 1 lower support arm assembly 10 and No. 2 lower support arm assemblies 14; The described No. 1 lower support arm bearing pin assembly 16 being arranged on No. 1 lower support arm assembly 10 and No. 2 lower support arm assembly 14 lower ends is installed with lower support arm seat assembly 8 is concentric, and the connected body realizing lower support pivoted arm adapting pipe 11 and No. 1 lower support arm assembly 10 and No. 2 lower support arm assemblies 14 can rotate around No. 1 lower support arm bearing pin assembly 16; No. 1 upper hold-down arm assembly 9 and No. 2 upper hold-down arm assemblies 13 are installed with one heart by No. 2 lower support arm bearing pin assemblies 17, and above hold-down arm assembly 9 and No. 2 upper hold-down arm assemblies 13 can rotate around bearing pin to realize No. 1; Be welded with steel plate and ear seat in the middle of the adapting pipe 11 of lower support pivoted arm for linking together with the piston rod of cylinder assembly 12, instantly when supporting arm base assembly 8 and cylinder assembly lower end fixed bearing are all fixed, cylinder can be made around the rotation of base certain angle, thus piston rod promotes certain angle is carried out in lower support pivoted arm adapting pipe 11 rotation around No. 1 lower support arm bearing pin assembly 16, and less cylinder thrust can be needed fast and only just can to realize the dropping action of lifting platen.
What the mode that the elbow joint arm mechanism of the elbow joint arm lifting device on described unpowered locking summit takes the position walking around dead point instability to carry out locking made that lifting platen can be stable is in extreme higher position, at this moment air bag and cylinder can stop inflation, greatly reduce the loss of the energy, extend the service life of air bag and cylinder.
Consult Figure 10, described Lifting air sac mechanism C comprises 4 air bag assemblies 18 and 4 keysetss 19; Together with the upper surface of air bag assembly 18 and the lower surface of platen 1 are fixed on by overbolt, its excess-three air bag assembly to be contacted with the lower surface of platen 1 by such mode equally and is installed together; Described keysets 19 is arranged on air bag assembly 18 lower end and air bag assembly 18 is bolted to connection; The lower end of air bag assembly 18 is provided with vent line and is convenient to being filled with of gas.Elbow joint arm lifting mechanism adopts air bag to coordinate cylinder to work to lifting and landing, makes the rising of lifting platen and landing can stress equalization, also has the effect of buffering.
Consult Figure 11, Figure 12, described bottom frame mechanism D comprises No. 1 channel-section steel 20, No. 2 channel-section steels 21, No. 3 channel-section steels 22, No. 4 channel-section steels 23, four rectangular plates 24, No. 1 guide groove 25 and No. 2 guide grooves 26; The identical longitudinal both sides being horizontally set on bottom frame mechanism D of No. 1 described channel-section steel 20, No. 2 channel-section steel 21 structures, groove is upward; No. 3 described channel-section steels 22, No. 4 channel-section steel 23 horizontal cross are symmetrical arranged, and groove down; No. 1 described channel-section steel 20, No. 2 channel-section steels 21, No. 3 channel-section steels 22, No. 4 alternate weld togethers of channel-section steel 23 transverse and longitudinal; Four described rectangular plates 24 are welded on four angles of bottom frame mechanism D, and every two relative rectangular plates 25 have relative notch; No. 1 described guide groove 25 is identical with No. 2 guide groove 26 structures, is vertically welded in the outside of No. 1 channel-section steel 20, No. 2 channel-section steels 21.No. 1 guide groove 25 is by two channel-section steel chain intermittent weld on a block length square plate, and leave certain distance in the middle of two channel-section steels, be convenient to the up-and-down movement of track adjusting wheel, channel-section steel planar base is vertically welded on No. 1 channel-section steel 20; No. 1 described caterpillar wheel assembly 4 is arranged in No. 1 guide groove 25, No. 2 caterpillar wheel assemblies 5 are arranged in No. 2 guide grooves 26, ensure that No. 1 caterpillar wheel assembly 4 and No. 2 caterpillar wheel assemblies 5 can slide up and down in No. 1 guide groove 25 and No. 2 guide grooves 26, the spacing of fore-and-aft direction and left and right directions is served to lifting table mechanism A.
The principle of work of the elbow joint arm lifting device on unpowered locking summit:
Lift process: cylinder assembly 12 and the Lifting air sac mechanism C of both sides inflate simultaneously, the piston rod of cylinder assembly 12 is made to drive the lower support pivoted arm adapting pipe 11 of both sides to carry out outside rotation around lower support arm seat assembly 8, thus drive No. 1 hold-down arm assembly 9 and No. 2 upper hold-down arm assemblies 13 to drive lifting table mechanism A upwards to rise, when rising to extreme higher position, four elbow joint places of elbow joint arm mechanism B install body of wall with both sides and contact compacting, the axial connecting line of No. 1 upper platen bearing pin assembly 2 of contact point center and lifting table mechanism A and No. 1 lower support arm bearing pin assembly 16 of elbow joint arm mechanism B has a low fixed distance in the horizontal direction, whole elbow joint arm mechanism B can be made to be in stuck position, now do not need to inflate Lifting air sac mechanism C and cylinder assembly 12, platen 1 also can be in the highest lift location, keep stable not fall.
Dropping process: the cylinder assembly 12 reversing sense inflation of both sides, now the piston rod of cylinder assembly 12 inwardly pulls the lower support pivoted arm adapting pipe 11 of both sides to carry out inside rotation around lower support arm seat assembly 8, thus drive No. 1 hold-down arm assembly 9 and No. 2 upper hold-down arm assemblies 13 to drive lifting table mechanism A falls downward, No. 1 lower support arm assembly 10 reaching lifting platen A and elbow joint arm mechanism B contacts the end position of compacting, the extreme lower position namely fallen with No. 2 lower support arm assemblies 14.
Claims (5)
1. the elbow joint arm lifting device on a unpowered locking summit, it is characterized in that, this device comprises lifting table mechanism (A), two covers elbow joint arm mechanism (B), Lifting air sac mechanism (C) and bottom frame mechanism (D), described bottom frame mechanism (D) is horizontally fixed on ground, two described covers elbow joint arm mechanism (B) are fixed on the two ends, left and right of bottom frame mechanism (D) top, described Lifting air sac mechanism (C) be arranged on bottom frame mechanism (D) top four angles and bottom frame mechanism (D) be bolted to connection, described lifting table mechanism (A) is arranged on elbow joint arm mechanism (B), the top of Lifting air sac mechanism (C) and bottom frame mechanism (D) and elbow joint arm mechanism (B) and is bolted to connection, and described lifting table mechanism (A) is fixed by overbolt with the upper end of Lifting air sac mechanism (C).
2. the elbow joint arm lifting device on a kind of unpowered locking summit according to claim 1, it is characterized in that, described lifting table mechanism (A) comprises platen (1), No. 1 upper platen bearing pin assembly (2), No. 2 upper platen bearing pin assemblies (3), No. 1 caterpillar wheel assembly (4) and No. 2 caterpillar wheel assemblies (5); No. 1 described caterpillar wheel assembly (4) is identical with No. 2 caterpillar wheel assembly (5) structures, is symmetrically welded at platen (1) left and right sides midway location; Described platen (1) is a rectangular plate, about it, the outside of two sides all processes porose, the right and left rectangle steel of platen (1) is run through in this hole, front and back position is symmetrical, right position is symmetrical, and in hole, concentric fit installs No. 1 upper platen bearing pin assembly (2) and No. 2 upper platen bearing pin assemblies (3); No. 1 described upper platen bearing pin assembly (2), No. 2 upper platen bearing pin assembly (3) structures are identical, be made up of upper platen bearing pin (6) and bearing pin bolt of rear end plate (7), upper platen bearing pin (6) is arranged in platen hole; Described platen (1) is fixedly connected with by bearing pin bolt of rear end plate (7) with upper platen bearing pin (6).
3. the elbow joint arm lifting device on a kind of unpowered locking summit according to claim 1, it is characterized in that, described elbow joint arm mechanism (B) comprises lower support arm seat assembly (8), No. 1 upper hold-down arm assembly (9), No. 1 lower support arm assembly (10), lower support pivoted arm adapting pipe (11), cylinder assembly (12), No. 2 upper hold-down arm assemblies (13) and No. 2 lower support arm assemblies (14); Described No. 1 upper hold-down arm assembly (9) is arranged on above No. 1 lower support arm assembly (10) hinged with No. 1 lower support arm assembly (10); No. 1 described lower support arm assembly (10) comprises lower support arm (15), No. 1 lower support arm bearing pin assembly (16) and No. 2 lower support arm bearing pins assembly (17); No. 1 described lower support arm bearing pin assembly (16) and No. 2 lower support arm bearing pins assembly (17) are arranged on the two ends of lower support arm (15) with one heart and are fixed on lower support arm (15) by screw by No. 1 lower support arm bearing pin assembly (16) and No. 2 lower support arm bearing pins assembly (17); Wherein said lower support pivoted arm adapting pipe (11) is a kind of tubular member, and its two ends and No. 1 lower support arm assembly (10) and No. 2 lower support arm assemblies (14) are symmetrically welded; Described No. 1 lower support arm bearing pin assembly (16) being arranged on No. 1 lower support arm assembly (10) and No. 2 lower support arm assembly (14) lower ends is installed with lower support arm seat assembly (8) is concentric; No. 1 upper hold-down arm assembly (9) and No. 2 upper hold-down arm assemblies (13) are installed with one heart by No. 2 lower support arm bearing pins assembly (17); Steel plate and ear seat is welded with in the middle of described lower support pivoted arm adapting pipe (11).
4. the elbow joint arm lifting device on a kind of unpowered locking summit according to claim 1, is characterized in that, described Lifting air sac mechanism (C) comprises 4 air bag assemblies (18) and 4 keysetss (19); Described keysets (19) is arranged on air bag assembly (18) lower end and air bag assembly (18) is bolted to connection.
5. the elbow joint arm lifting device on a kind of unpowered locking summit according to claim 4, it is characterized in that, described bottom frame mechanism (D) comprises No. 1 channel-section steel (20), No. 2 channel-section steels (21), No. 3 channel-section steels (22), No. 4 channel-section steels (23), four rectangular plates (24), No. 1 guide groove (25) and No. 2 guide grooves (26); No. 1 described channel-section steel (20), No. 2 identical longitudinal both sides being horizontally set on bottom frame mechanism (D) of channel-section steel (21) structure, groove is upward; No. 3 described channel-section steels (22), No. 4 channel-section steel (23) horizontal cross are symmetrical arranged, and groove down; No. 1 described channel-section steel (20), No. 2 channel-section steels (21), No. 3 channel-section steels (22), No. 4 alternate weld togethers of channel-section steel (23) transverse and longitudinal; Four described rectangular plates (24) are welded on four angles of bottom frame mechanism (D), and every two relative rectangular plates (25) have relative notch; No. 1 described guide groove (25) is identical with No. 2 guide groove (26) structures, be vertically welded in the outside of No. 1 channel-section steel (20), No. 2 channel-section steels (21), No. 1 described caterpillar wheel assembly (4) is arranged in No. 1 guide groove (25), and No. 2 caterpillar wheel assemblies (5) are arranged in No. 2 guide grooves (26); 4 described air bag assemblies (18) and 4 keysetss (19) are arranged on directly over four rectangular plates (25) and are bolted to connection with rectangular plate (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520408092.7U CN204752101U (en) | 2015-06-13 | 2015-06-13 | Elbow joint arm lifting devices of no power lock knock pin point |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520408092.7U CN204752101U (en) | 2015-06-13 | 2015-06-13 | Elbow joint arm lifting devices of no power lock knock pin point |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204752101U true CN204752101U (en) | 2015-11-11 |
Family
ID=54466830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520408092.7U Expired - Fee Related CN204752101U (en) | 2015-06-13 | 2015-06-13 | Elbow joint arm lifting devices of no power lock knock pin point |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204752101U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104891386A (en) * | 2015-06-13 | 2015-09-09 | 吉林大学 | Elbow joint arm lifting device with unpowered locked top point |
| CN114940461A (en) * | 2022-06-02 | 2022-08-26 | 江苏经贸职业技术学院 | Car strutting arrangement for auto repair |
| CN115057385A (en) * | 2022-05-09 | 2022-09-16 | 青岛顺丰机械有限公司 | Multi-stage linkage pneumatic lifter |
| CN115057385B (en) * | 2022-05-09 | 2024-04-30 | 青岛顺丰机械有限公司 | Multi-cascade dynamic pneumatic lifting machine |
-
2015
- 2015-06-13 CN CN201520408092.7U patent/CN204752101U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104891386A (en) * | 2015-06-13 | 2015-09-09 | 吉林大学 | Elbow joint arm lifting device with unpowered locked top point |
| CN115057385A (en) * | 2022-05-09 | 2022-09-16 | 青岛顺丰机械有限公司 | Multi-stage linkage pneumatic lifter |
| CN115057385B (en) * | 2022-05-09 | 2024-04-30 | 青岛顺丰机械有限公司 | Multi-cascade dynamic pneumatic lifting machine |
| CN114940461A (en) * | 2022-06-02 | 2022-08-26 | 江苏经贸职业技术学院 | Car strutting arrangement for auto repair |
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