CN201144073Y

CN201144073Y - Translational cover of cement tank car

Info

Publication number: CN201144073Y
Application number: CNU2007200453346U
Authority: CN
Inventors: 夏筱芳; 章昌启
Original assignee: WUHU FUDA AUTOMOBILE PARTS CO Ltd
Current assignee: WUHU FUDA AUTOMOBILE PARTS CO Ltd
Priority date: 2007-08-23
Filing date: 2007-08-23
Publication date: 2008-11-05
Anticipated expiration: 2017-08-23

Abstract

The utility model discloses a translational material cover of a cement tank car which includes an upper cover, a material opening ring fixedly connected on the top of he tank car and matched with the upper cover as well as a pressing mechanism connected with the upper cover; one side of the upper cover is provided with a four connection rod opening mechanism; the four connection rod opening mechanism consists of a four connection rod mechanism, a material cover rotating shaft mechanism and connection parts; the connection parts consist of a cover supporter steering plate, a connection rib plate and a fixing plate; the cover supporter steering plate is jointed with the upper part of the four connection rod mechanism; the fixing plate is fixedly connected with the upper cover; the material cover rotating shaft mechanism is connected with the end part of the cover supporter steering plate and the upper part of the four connection rod mechanism; the cover supporter steering plate can rotate along the material cover rotating shaft mechanism. As the translational material cover of a cement tank car of the utility model adopts the structure, the opening and closing reliability of the upper cover is good and simultaneously the upper cover is deft to be opened and closed; the utility model is economic and convenient to be maintained.

Description

Bulk cement carrier parallel-moving type material lid

Technical field

The utility model relates to bulk cement carrier, especially relates to bulk cement carrier parallel-moving type material lid.

Background technology

Bulk cement carrier material lid commonly used as shown in Figure 6, comprise loam cake 4, be positioned at the hinge 36 of loam cake side with loam cake 4 bonded assemblys, pass the screw mandrel 11 at loam cake 4 centers, the nut 10 that is positioned at loam cake 4 centers and captives joint with loam cake 4, locking spanner 6 with screw mandrel 11 flexible connections, the handle 7 of uncapping, what be positioned at screw mandrel 11 belows compresses left-hand thread mechanism by what paw hinge 38 and paw 37 were formed, bulk cement carrier material lid is in closed condition at ordinary times, when needs are opened bulk cement carrier material lid, rotation lock spanner 6, driving screw mandrel 11 rotates up, in compress left-hand thread mechanism paw hinge 38 unclamp, paw 37 does not have the fastening effect, the portable handle 7 of uncapping, bulk cement carrier material lid is with the hinge axis Unscrew of hinge 36.The mode that such structure, loam cake adopt upset to open causes under other external force effect loam cake is closed, and the mode opened of this kind loam cake is relatively required great effort simultaneously.

The utility model content

Technical problem to be solved in the utility model is: provide a kind of loam cake to open and close good reliability, open and close light and handy bulk cement carrier parallel-moving type material lid simultaneously.

Solve this technical problem, the technical solution of the utility model is: a kind of bulk cement carrier parallel-moving type material lid, comprise loam cake, be fixed in the material mouth circle that cooperates with loam cake of roof, with loam cake bonded assembly hold-down mechanism, one side of described loam cake is provided with four connecting rod openers, this four connecting rods opener is by four-bar linkage, material covers rotating shaft mechanism, link is formed, link is by lid holder deflecting plate, connect gusset, adapter plate is formed, fit in the top of lid holder deflecting plate and four-bar linkage, adapter plate is captiveed joint with loam cake, material covers rotating shaft mechanism and is connected with four-bar linkage top with the end of lid holder deflecting plate, and lid holder deflecting plate can cover the rotating shaft mechanism rotation along material.

Described four-bar linkage is made up of the following seat board, upper base plate, four connecting rods, four connecting rod pins perpendicular to connecting rod, four link supports pipes, pivot shaft, the wind spring that are fixed on the roof, upper base plate is parallel to seat board down, between upper base plate and the following seat board is four connecting rods, the two ends of each connecting rod of four connecting rods are connected with following seat board with upper base plate by four connecting rod pins, be socketed with four link supports pipes on the four connecting rod pins, the two ends of pivot shaft link to each other with four connecting rods, and wind spring is connected with pivot shaft with upper base plate respectively.

Described hold-down mechanism is made up of key part and locking member, key part comprises that locking spanner, spanner coupling link, spanner connect bearing pin, locking member comprises three locking jaws, screw mandrel, nut, locking jaw bearing pin, latch segment, locking jaw Connection Block, screw mandrel cooperates with the nut of the center that material closes the lid, the top of screw mandrel is that the spanner that passes axial line connects bearing pin, the two ends of stretching out the locking screw mandrel that spanner connects bearing pin are connected with the spanner coupling link respectively, and the spanner coupling link is connected with the locking spanner.Has the latch segment that cooperates on the screw mandrel between spanner connects bearing pin and material closes the lid, material close the lid around have three uniform and roof bonded assembly locking jaw Connection Blocks, one end of three identical locking jaws is connected with the locking jaw bearing pin respectively, and each locking jaw bearing pin is connected with each locking jaw Connection Block.

The relative edge of described four-bar linkage also is provided with safety mechanism, described safety mechanism comprises the lock hook seat of lock pin, U-shaped, the latch hook with finger presses projection, torsion spring, torsion spring is positioned at the outer round surface of lock pin and contacts with lock hook seat, lock pin passes the pin shaft hole on the lock hook seat, latch hook and bearing pin flush fit, latch hook and the cover rim handle of uncapping cooperates.

The utility model bulk cement carrier parallel-moving type material lid adopts such structure, adopt and expect to close the lid first vertical uplift, horizontally rotating the mode of opening again replaces former upset to open, the non-artificial state blanking deficiency of SELF CL that closes the lid before having avoided, alleviated simultaneously and opened the application force of closing, safety mechanism and catch gear make better tightness, safety and reliability, increased interchangeability of parts simultaneously, made maintenance economical convenient.

Description of drawings

Fig. 1 is the main TV structure scheme drawing of the utility model bulk cement carrier parallel-moving type material lid closed condition;

Fig. 2 is the plan structure scheme drawing of the utility model cementing tank parallel-moving type car material lid closed condition;

Fig. 3 is in four connecting rod opener structural representations of opening for loam cake shown in Figure 1;

Fig. 4 is that A shown in Figure 3 is to structural representation;

Fig. 5 is the enlarged diagram of safety mechanism shown in Figure 2;

Fig. 6 is the sectional structure scheme drawing of the bulk cement carrier material lid of prior art;

In Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6,1, four-bar linkage; 2, material covers rotating shaft mechanism; 3, connect gusset; 4, loam cake; 5, latch segment; 6, locking spanner; 7, the handle of uncapping; 8, safety mechanism; 9, material mouthful circle; 10, nut; 11, screw mandrel; 12, locking jaw bearing pin; 13, locking jaw Connection Block; 14, spanner coupling link; 15, spanner connects bearing pin; 16, locking jaw; 17, four connecting rod pins; 18, upper base plate; 19, material covers rotating shaft; 20, material covers swivel nut; 21, material covers the rotating shaft cover; 22, lid holder deflecting plate; 23, adapter plate; 24, following seat board; 25, four connecting rods; 27, four link supports pipes; 28, pivot shaft; 29, wind spring; 30, locating piece supports; 31, locating piece; 32, lock pin; 33, lock hook seat; 34, latch hook; 35, torsion spring; 36, hinge; 37, paw; 38, paw hinge.

The specific embodiment

As Fig. 1, shown in Figure 2, bulk cement carrier parallel-moving type material lid, comprise four connecting rod openers, loam cake 4, hold-down mechanism, safety mechanism, be fixed in the material mouth circle 9 that cooperates with loam cake 4 of roof, hold-down mechanism is made up of key part and locking member, key part comprises locking spanner 6, spanner coupling link 14, spanner connects bearing pin 15, locking member comprises three locking jaws 16, screw mandrel 11, nut 10, locking jaw bearing pin 12, latch segment 5, locking jaw Connection Block 13, screw mandrel 11 cooperates with the nut 10 of the center that material closes the lid, the top of screw mandrel 11 is that the spanner that passes axial line connects bearing pin 15, the two ends of stretching out locking screw mandrel 11 that spanner connects bearing pin 15 are connected with spanner coupling link 14 respectively, and spanner coupling link 14 is connected with locking spanner 6.Spanner connects on the screw mandrel 11 between bearing pin 15 and the loam cake 4 and has the latch segment 5 that cooperates, have three uniform and roof bonded assembly locking jaw Connection Blocks 13 around the loam cake 4, one end of three identical locking jaws 16 is connected with locking jaw bearing pin 12 respectively, and each locking jaw bearing pin 12 is connected with each locking jaw Connection Block.

As Fig. 3, shown in Figure 4, four connecting rod openers are by four-bar linkage 1, material covers rotating shaft mechanism 2, link is formed, four-bar linkage 1 is by following seat board 24, upper base plate 18, four connecting rods 25, four connecting rod pins 17, four link supports pipes 27, pivot shaft 28, wind spring 29 is formed, following seat board 24 is fixed on the roof, upper base plate 18 is parallel to seat board 24 down, be four connecting rods 25 between upper base plate 18 and the following seat board 24, the two ends of each connecting rod of four connecting rods 25 are connected with following seat board 24 with upper base plate 18 by four connecting rod pins 17 perpendicular to connecting rod, be socketed with four link supports pipes 27 on the four connecting rod pins 17, pivot shaft 28 links to each other with four connecting rods between upper base plate 18 and following seat board 24, and wind spring 29 is connected with pivot shaft 28 with upper base plate 18 respectively.Link is made up of lid holder deflecting plate 22, connection gusset 3, adapter plate 23, and lid holder deflecting plate 22 is fitted with the upper surface of upper base plate 18, is connected with adapter plate 23 by connection gusset 3, and adapter plate 23 is connected with loam cake 2.Material covers the end that rotating shaft mechanism 2 is positioned at upper base plate 18 and Gai Tuo deflecting plate 22, it comprises that material covers rotating shaft 19, material covers swivel nut 20, expects to cover rotating shaft cover 21, material cover swivel nut 20 and is positioned at and expects to cover the top of rotating shaft 19, material cover rotating shaft cover 21 and is positioned at material and cover the below of rotating shaft 19, and material covers rotating shaft 19 and expects to cover rotating shaft and bearing is installed between overlapping 21.Lid holder deflecting plate 22 can cover rotating shaft 19 along material and horizontally rotate, material cover rotating shaft 19 and material cover bearing that rotating shaft overlaps installation between 21 make horizontally rotate more laborsaving, after being rotated to an angle, lid holder deflecting plate 22 stops, locating piece support 30 and locating piece 31 are installed in the end of upper base plate bonded assembly four connecting rod pins, and the shape with locating piece 31 interlocks is arranged in the relevant position of lid holder deflecting plate 22.

As shown in Figure 5, safety mechanism comprises lock hook seat 33, latch hook 34, the torsion spring 35 of lock pin 32, U-shaped, torsion spring 35 is enclosed within on the lock pin 32 and with lock hook seat 33 and contacts, lock pin 32 passes the pin shaft hole on the lock hook seat 33, latch hook 34 and bearing pin 32 flush fits, latch hook 34 and the loam cake 2 edges handle 7 of uncapping cooperates, and has the projection of being convenient to finger presses on the latch hook 34.

In the time the loam cake 4 of bulk cement carrier parallel-moving type material lid need being opened, elder generation's rotational lock spanner 6, driving screw mandrel 11 rises, latch segment 5 separates with locking jaw 16, each locking jaw 16 is opened along 12 upsets of locking jaw bearing pin, press lock ditch 34 projections of safety mechanism again, untie insurance, give the handle 7 of uncapping the very little power of carrying then, loam cake 4 will make progress under the effect of four-bar linkage 1 torsion spring and a material mouthful circle 9 flicks a gap, laterally be applied to loam cake 4 one application forces again, loam cake 4 just rotates to an angle on material lid rotating shaft 19 horizontal directions with four connecting rod openers, make loam cake 4 fully not above material mouthful circle 9,, fix loam cake 4 until locating piece 31 and 22 interlocks of lid holder deflecting plate.

In the time will closing the loam cake 4 of bulk cement carrier parallel-moving type material lid again, rotation loam cake 4 is to the top of material mouthful circle 9, pin lock ditch 34 projections of safety mechanism, give the handle 7 downward application forces of uncapping,

loam cake

4 and 9 sealings of material mouthful circle, three locking jaws 16 are turn on the loam cake 4, the rotational lock spanner 6 more again, locking loam cake 4.

The utility model bulk cement carrier parallel-moving type material lid adopts loam cake elder generation vertical uplift, horizontally rotating the mode of opening again replaces former upset to open, the non-artificial state blanking deficiency of SELF CL that closes the lid before having avoided, alleviated simultaneously and opened the application force of closing, safety mechanism and catch gear make better tightness, safety and reliability, maintenance simultaneously is economical convenient.

Claims

1, a kind of bulk cement carrier parallel-moving type material lid, comprise loam cake (4), be fixed in the material mouth circle (9) that cooperates with loam cake (4) of roof, with loam cake (4) bonded assembly hold-down mechanism, it is characterized in that: a side of described loam cake (4) is provided with four connecting rod openers, this four connecting rods opener is by four-bar linkage (1), material covers rotating shaft mechanism (2), link is formed, link is by lid holder deflecting plate (22), connect gusset (3), adapter plate (23) is formed, lid holder deflecting plate (22) is fitted with the top of four-bar linkage (1), adapter plate (23) and loam cake 4) captive joint, material covers rotating shaft mechanism (2) and is connected with four-bar linkage (1) top with the end of lid holder deflecting plate (22), and lid holder deflecting plate (22) can cover rotating shaft mechanism (2) rotation along material.

2, bulk cement carrier parallel-moving type material lid according to claim 1, it is characterized in that: described four-bar linkage (1) is by the following seat board (24) that is fixed on the roof, upper base plate (18), four connecting rods (25), four connecting rod pins (17) perpendicular to connecting rod, four link supports pipes (27), pivot shaft (28), wind spring (29) is formed, upper base plate (18) is parallel to seat board (24) down, be four connecting rods (25) between upper base plate (18) and the following seat board (24), the two ends of each connecting rod of four connecting rods (25) are connected with following seat board (24) with upper base plate (18) by four connecting rod pins (17), be socketed with four link supports pipes (27) on the four connecting rod pins (17), the two ends of pivot shaft (28) link to each other with four connecting rods (25), and wind spring (29) is connected with pivot shaft (28) with upper base plate (18) respectively.

3, bulk cement carrier parallel-moving type material lid according to claim 1, it is characterized in that: described hold-down mechanism is made up of key part and locking member, key part comprises locking spanner (6), spanner coupling link (14), spanner connects bearing pin (15), locking member comprises three locking jaws (16), screw mandrel (11), nut (10), locking jaw bearing pin (12), latch segment (5), locking jaw Connection Block (13), screw mandrel (11) cooperates with the nut (10) of the center that material closes the lid, the top of screw mandrel (11) is that the spanner that passes axial line connects bearing pin (15), the two ends of stretching out locking screw mandrel (11) that spanner connects bearing pin (15) are connected with spanner coupling link (14) respectively, and spanner coupling link (14) is connected with locking spanner (6).Spanner connects on the screw mandrel (11) between bearing pin (15) and the loam cake (4) and has the latch segment (5) that cooperates, have three uniform and roof bonded assembly locking jaw Connection Blocks (13) around the loam cake (4), one end of three identical locking jaws (16) is connected with locking jaw bearing pin (12) respectively, and each locking jaw bearing pin (12) is connected with each locking jaw Connection Block (13).

4, according to claim 1 or 2 or 3 described bulk cement carrier parallel-moving type material lids, it is characterized in that: the relative edge of the four-bar linkage (1) of described loam cake (4) side also is provided with safety mechanism, described safety mechanism comprises lock pin (32), the lock hook seat of U-shaped (33), latch hook (34) with finger presses projection, torsion spring (35), torsion spring (35) is positioned at the outer round surface of lock pin (32) and contacts with lock hook seat (33), lock pin (32) passes the pin shaft hole on the lock hook seat (33), latch hook (34) and bearing pin (32) flush fit, latch hook (34) and loam cake (4) the edge handle (7) of uncapping cooperates.