CN203066676U

CN203066676U - Truck fastener

Info

Publication number: CN203066676U
Application number: CN 201320027830
Authority: CN
Inventors: 姚春良
Original assignee: Ningbo Shengjiu Cabinets Lock Co Ltd
Current assignee: Ningbo Shengjiu Cabinets Lock Co Ltd
Priority date: 2013-01-17
Filing date: 2013-01-17
Publication date: 2013-07-17
Anticipated expiration: 2023-01-17

Abstract

The utility model relates to a truck fastener and is designed for solving the technical problem of poor structure design of the conventional like product. A fixing seat of the fastener is fixed to a truck door frame through a mounting hole; a hinge of a truck overhead door penetrates through a seat groove of the fixing seat; the key point is that a concave hole shaped like a Chinese character 'ao' in the fixing seat is the seat groove; a lock catch is U-shaped; the opening end of the lock catch is fixed to plate pin holes of rib plates on the two sides of the seat groove on the outer side of the fixing seat; the other end of the lock catch is connected with lock catch pin holes in one end of a lock plate; plate pin shafts at the other end of the lock plate are connected with the rib plates of the fixing seat; first and second open gear grooves are formed in the joints and arranged in an arc shape by taking a connecting point of the lock catch and the fixing seat as a center; the lock catch and the lock plate are bent in an arc shape towards the outer side of the fixing seat; and a hole is formed in the joints of the lock catch pin holes of the lock plate and the lock catch, namely a U-shaped opening is formed between the lock catch pin holes of the lock plate. The truck fastener is suitable for various vehicles such as open wagons, trucks and the like.

Description

The lorry hasp

Technical field

The utility model relates to fastener member, is a kind of lorry hasp.

Background technology

Hasp refers to be overlapped between two article, is used for the object of fastening, and it is generally the five metals metalwork.Its quality and stability is the safety of influence use directly, the some of them hasp is applied to automobile bodies, wagon box or electro-tricycle trunk, the patent No. ZL200820064445.6 of this type of fastener member such as Chinese patent literature publication, notice of authorization CN201236561Y, May 13 2009 notice of authorization day, the utility model name is called " bottom side door hasp lock apparatus of railway freight gondola car ", this hasp lock comprises hasp seat and button iron, the middle part of hasp seat is the folding groove, side at the folding groove has draw-in groove, opposite side has mounting groove, and an end of button iron is riveted in the mounting groove.Its key technology is to offer a chute and mounting groove perforation at the hasp seat, in the end of hasp seat lock iron is installed, and the lower end that is positioned at mounting groove at the hasp seat is provided with backstop.But the spacing and vibration-isolating effect of above-mentioned hasp lock is relatively poor, and snap close power is less.

Summary of the invention

For overcoming above-mentioned deficiency, the purpose of this utility model is that a kind of lorry hasp is provided to this area, and it is spacing not good enough with the vibration-proof structure design to make it solve existing like product, stability and the relatively poor technical problem of safety.Its objective is and be achieved through the following technical solutions.

A kind of lorry hasp, the holder of this hasp is fixed in the lorry door frame by installing hole, and the seat groove of holder is passed in the folding of lorry overhead door, and is fixed in holder by snap close and the jam plate of holder; Namely this hasp is identical with existing similar hasp product, fixedly stretches into the folding of holder by the fastener member of snap close and jam plate, thereby is fixed with the lorry overhead door of folding by fixing folding, this type of lorry or be open-top car.Its structure design main points are that described holder " recessed " font recess is the seat groove, snap close is " U " font, the openend of snap close is fixed in the plate pin-and-hole of seat groove both sides, outside gusset on the holder, the other end of snap close is connected with the button pin-and-hole of jam plate one end, and the plate bearing pin of the jam plate other end is connected with the gusset of holder; Described snap close and jam plate are convexly curved to the holder outside.Be snap close and the jam plate of arc-shaped bend, the hinge power by snap close and holder hinged end is fastened and stretches into the folding of holder.

The plate bearing pin of described jam plate and the gusset junction of holder are provided with the gear groove of opening.The end that offsets of being convenient to jam plate and holder by the gear groove of opening breaks away from, and does not influence jam plate and snap close link being fastened for folding simultaneously.

The gusset of described holder is provided with the first gear groove and the second gear groove, and the first gear groove and the second gear groove are symmetricly set in the jam plate side of holder gusset, the second gear groove and the arc setting centered by the tie point of snap close and holder of the first gear groove.The limit method of above-mentioned folk art term position when making jam plate be moved to the second gear groove by the snap close interference, can be opened this hasp.

The first gear groove opposite side gusset of described holder also is symmetrical arranged the first gear groove, and namely the first gear groove is symmetricly set in the gusset of holder in twos.Thereby be convenient to wire rope binding goods, or be tied to the first gear groove of symmetry in twos by rope coil, further prevent the unlatching of snap close and jam plate.

Button pin-and-hole and the snap close junction of described jam plate are provided with mesopore, and namely the button pin-and-hole of described jam plate is " U " font opening.The mesopore that above-mentioned jam plate and snap close form is convenient to solution lock tool such as crowbar and is stretched into perk jam plate and snap close.

The fixed seat side of described jam plate is provided with the plate clasp of projection.The plate clasp is convenient to the spacing and fixing of jam plate.

The junction of described holder and folding is provided with the pad groove, and pad is provided with rubber packing, cushion block and limited block in the groove, and the piece bearing pin of described limited block one end is arranged at the piece cotter way in the pad groove, and limited block and the cushion block folding side of holding that offsets is provided with the hemispherical cambered surface.Limited block is in stress all the time under the effect of rubber packing and cushion block, guarantee that limited block does not rock.

The utility model reasonable in design, stability, safety is good, spacing, vibration-isolating effect is good; The fastener member that is suitable for vehicles such as all kinds of open-top cars, lorry uses, ex hoc genus anne the architecture advances of product.

Description of drawings

Fig. 1 is blast structural representation of the present utility model.

Fig. 2 is that part of the present utility model is used the status architecture schematic diagram.

Fig. 3 is the right TV structure schematic diagram of Fig. 2, and arrow is that snap close is pulled direction among the figure.

Fig. 4 is that use state part sectional structure schematic diagram is looked on the left side of Fig. 2.

Fig. 5 is that the snap close of Fig. 3 is pulled the back structural representation.

Fig. 6 is the first gear part sectional structure schematic diagram of Fig. 4.

Fig. 7 is the second gear part sectional structure schematic diagram of Fig. 4.

Fig. 8 is that solution lock tool of the present utility model uses state part sectional structure schematic diagram, and arrow is pulled direction for separating lock tool among the figure.

Fig. 9 is snap close and the jam plate perk status architecture schematic diagram of Fig. 2.

Figure 10 is snap close and the jam plate full open position structural representation of Fig. 2.

The name of sequence number is called among the figure: 1, snap close, 2, jam plate, 201, the plate bearing pin, 202, plate clasp, 203, the button pin-and-hole, 3, holder, 301, plate pin-and-hole, 302, the second gear groove, 303, the first gear groove, 304, pad groove, 305, the piece cotter way, 306, installing hole, 4, rubber packing, 5, cushion block, 6, limited block, 601, piece bearing pin, 7, folding, 8, separate lock tool.

The specific embodiment

Now by reference to the accompanying drawings, structure of the present utility model and operating principle are further described.As shown in Figure 1 and Figure 2, the holder 3 of this hasp is fixed in the lorry door frame by installing hole 306, and the seat groove of holder is passed in the folding 7 of lorry overhead door, and is fixed in holder by snap close 1 and the jam plate 2 of holder; " recessed " font recess of holder is the seat groove, snap close is " U " font, the openend of snap close is fixed in the plate pin-and-hole 301 of seat groove both sides, outside gusset on the holder, the other end of snap close is connected with the button pin-and-hole 203 of jam plate one end, the junction is provided with mesopore, and namely the button pin-and-hole of described jam plate is " U " font opening.The plate bearing pin 201 of the jam plate other end offsets with the gusset of holder; The place of offseting is provided with the gear groove of opening, the gear groove comprises the first gear groove 303 and the second gear groove 302, the first gear groove is symmetricly set in the gusset of holder in twos, the second gear groove is symmetricly set in the jam plate side of holder gusset, the second gear groove and the arc setting centered by the tie point of snap close and holder of the first gear groove.Described snap close and jam plate are convexly curved to the holder outside, and the fixed seat side of the plate bearing pin of jam plate and the described jam plate of gusset of holder is provided with the plate clasp 202 of projection; The junction of holder and folding is provided with pad groove 304, and pad is provided with rubber packing 4, cushion block 5 and limited block 6 in the groove, and the piece bearing pin 601 of described limited block one end is arranged at the piece cotter way 305 in the pad groove, and limited block and the cushion block folding side of holding that offsets is provided with the hemispherical cambered surface.

As Fig. 2～shown in Figure 10, during use, by separate lock tool 8(as: crowbar) stretch into mesopore between snap close and the jam plate, prize the snap close interference and pull out jam plate and snap close, make jam plate and holder move to the first gear groove by the second gear groove, and making snap close and jam plate be fixed in open position, this hasp can be unlocked.This hasp is closed when locking, according to said process, makes jam plate and holder move to the second gear groove by the first gear groove interference by separating lock tool, and fastening jam plate and snap close get final product.In the said process, limited block is in stress (rubber has the elastic force of pretension all the time) all the time under the effect of rubber packing, guarantees no matter limited block is at first grade, still puts at second gear and can not rock.As shown in Figure 7, during folding to the second gear groove, also can 90 degree rotary spacing pieces, limited block and folding offset, and play position-limiting action.Simultaneously, the opening of the first gear groove and second gear groove design is convenient to be used for restraint of loads by wire rope, and namely making things convenient for when the transportation goods does not influence its function when tying up with wire rope yet.

According to the said structure feature, the magnitude of interference of described snap close is as being set at 3mm, namely this hasp adopted the principle at dead point: 66+97〉160, the magnitude of interference is 3mm, just can open after must using external force that snap close is elongated 3mm, do not having under the situation of external force, the vibration in the vehicle operating process can not cause and open by mistake.The linkage that holder, snap close, jam plate are formed has the effect of guide function and lever, and folding still can conveniently be opened the door after bearing the goods lateral pressure, can effectively solve the problem that universal gondola car bears goods lateral pressure back pullout (BPO) difficulty.

Claims

1. lorry hasp, the holder of this hasp (3) is fixed in the lorry door frame by installing hole (306), and the seat groove of holder is passed in the folding of lorry overhead door (7), and is fixed in holder by snap close (1) and the jam plate (2) of holder; " recessed " font recess that it is characterized in that described holder (3) is the seat groove, snap close (1) is " U " font, the openend of snap close is fixed in the plate pin-and-hole (301) of seat groove both sides, outside gusset on the holder, the other end of snap close is connected with the button pin-and-hole (203) of jam plate (2) one ends, and the plate bearing pin (201) of the jam plate other end is connected with the gusset of holder; Described snap close and jam plate are convexly curved to the holder outside.

2. lorry hasp according to claim 1, the plate bearing pin (201) that it is characterized in that described jam plate (2) and the gusset junction of holder (3) are provided with the gear groove of opening.

3. lorry hasp according to claim 2, the gusset that it is characterized in that described holder (3) is provided with the first gear groove (303) and the second gear groove (302), the first gear groove and the second gear groove are symmetricly set in jam plate (2) side of holder gusset, the arc setting centered by the tie point of snap close (1) and holder of the second gear groove and the first gear groove.

4. lorry hasp according to claim 3 is characterized in that first gear groove (303) the opposite side gusset of described holder (3) also is symmetrical arranged the first gear groove, and namely the first gear groove is symmetricly set in the gusset of holder in twos.

5. lorry hasp according to claim 1 is characterized in that the button pin-and-hole (203) of described jam plate (2) and snap close (1) junction are provided with mesopore, and namely the button pin-and-hole of described jam plate is " U " font opening.

6. lorry hasp according to claim 1 is characterized in that holder (3) side of described jam plate (2) is provided with the plate clasp (202) of projection.

7. lorry hasp according to claim 1, it is characterized in that described holder (3) and the junction of folding (7) are provided with pad groove (304), be provided with rubber packing (4), cushion block (5) and limited block (6) in the pad groove, the piece bearing pin (601) of described limited block one end is arranged at the piece cotter way (305) of pad in the groove, and limited block and the cushion block folding side of holding that offsets is provided with the hemispherical cambered surface.