CN2315239Y - Super forced chain lock - Google Patents

Abstract

The utility model belongs to a lockset, particularly the lockset with a chain. The super forced chain lock of the utility model is composed of an inner core, an outer sleeve, a locking head, a key, and the chain, the both ends of the chain are respectively connected with the inner core and the outer sleeve, and the inner core exists in a jack corresponding to the outer sleeve; a through hole of the locking head of the inner core coincides with the jack of the outer sleeve, and a projection of the inner core exists in a groove of the outer sleeve; the locking head can be inserted into the bottom part of the jack of the locking head through the through hole of the locking head, and a bolt pin can be extended out of the space on the outer side of a baffle of the bolt pin. The super forced chain lock has the advantages of simple structure, reasonable design, and easy manufacture; because the super forced chain lock uses a secondary locking, has high safety, and has little possibility of destruction of external force.

Description

The HHT higher high tensile chain lock

The utility model belongs to a kind of lockset, especially relates to a kind of lockset that has chain.

Lockset plays the important function of safe antitheft in people's production, life, its multifarious, a great variety, as padlock, pin formula lock,, insert formula lock, Steel wire rope lock, chain lock etc., complete.Wherein chain lock is because its plasticity is strong, bending freely, it is big that lock is striden the space, now increasing vehicle and bigger Men Shangjun can see, but this lock is generally an end that has tapered end and directly is inserted in the shell of the other end that connects chain, easily by outside destroy, the while chain is often thin or have butt joint (does not weld the butt end that is single chain link) also easily by outside destroy, thereby loses its antitheft effect.

Disclosing of the utility model HHT higher high tensile chain lock is exactly at the deficiency of above-mentioned chain lock and the novel lockset that adopts tapered end that the inner core at chain two ends and overcoat are connected as one.

A kind of HHT higher high tensile chain lock, by inner core 1, overcoat 3, tapered end 7, key 8 and chain are formed and be it is characterized in that: the go up fluting 16 of inner core 1 on its boss 4 corresponding overcoats 3 is inserted in the inner core jack 13 of overcoat 3, after the 90 degree rotations of inner core 1 do, boss 4 on the inner core 1 enters in the groove 5 of overcoat 3, tapered end perforation 12 on the inner core 1 overlaps with the tapered end jack 6 on the overcoat 3 and is in the middle of it, the end that tapered end 7 has a pin 11 is inserted into the tapered end jack 6 of overcoat 3 through tapered end perforation 12 from the tapered end jack 6 of overcoat 3, pin 11 is in the space in pin plate washer 10 outsides of tapered end jack 6 inner ends, one end of inner core 1 has inner core chain connecting hole 2, and an end of overcoat 3 has overcoat chain connecting hole 9.

According to above-described a kind of HHT higher high tensile chain lock, its feature also is: the lock body of tapered end 7 can be rectangular, can be foursquare, also can be oval-shaped.

According to above-described a kind of HHT higher high tensile chain lock, its feature also is: with tapered end perforation 12 on the supporting inner core 1 of tapered end 7 and the tapered end jack 6 on the overcoat 3 can be rectangular, can be foursquare, also can be oval-shaped.

Accompanying drawing is HHT higher high tensile chain lock assembly structure and part component structural schematic diagram, wherein:

Fig. 1 is a HHT higher high tensile chain lock assembly structure schematic diagram, wherein:

1--inner core 2--inner core chain connecting hole

3--overcoat 4--boss

5--groove 6--tapered end jack

7--tapered end 8--key

9--overcoat chain connecting hole 10--pin baffle plate

The perforation of 11--pin 12--tapered end

13--inner core jack 14--Internal baffle

15--outer baffle 16--goes up fluting

Fig. 2 for Figure 1A-A to broken section (tapered end 7, key 8 do not cut open) structural representation, wherein:

1--inner core 2--inner core chain connecting hole

3--overcoat 4--boss

5--groove 7--tapered end 8--key

The perforation of 9--overcoat chain connecting hole 12--tapered end

13--inner core jack 14--Internal baffle

15--outer baffle 16--goes up fluting

Fig. 3 is inner core 1 structural representation, wherein:

1--inner core 2--inner core chain connecting hole

The perforation of 4--boss 12--tapered end

Fig. 4 is the left TV structure schematic diagram of Fig. 3, wherein:

1--inner core 2--inner core chain connecting hole

The perforation of 4--boss 12--tapered end

Fig. 5 is the plan structure schematic diagram of Fig. 3, wherein:

1--inner core 2--inner core chain connect apertures

The perforation of 4--boss 12--tapered end

Fig. 6 is overcoat 3 structural representations, wherein;

3--overcoat 5--groove 6--tapered end jack

9--overcoat chain connecting hole 13--inner core jack

14--Internal baffle 15--outer baffle

The last fluting of 16--

Fig. 7 is the left TV structure schematic diagram of Fig. 6, wherein:

3--overcoat 5--groove 6--tapered end jack

9--overcoat chain connecting hole 10--pin baffle plate

13--inner core jack 14--Internal baffle

15--outer baffle 16--goes up fluting

Fig. 8 is the plan structure schematic diagram of Fig. 6, wherein:

3--overcoat 5--groove 6--tapered end jack

13--inner core jack 16--goes up fluting

Fig. 9 is the assembly structure schematic diagram that inner core 1 is inserted into inner core jack 13 backs (boss 4 of inner core 1 does not screw in the groove 5 of overcoat 3 as yet) of overcoat 3, wherein:

1--inner core 2--inner core chain connecting hole

3--overcoat 4--boss 5--groove

6--tapered end jack 9--overcoat chain connecting hole

The perforation of 10--pin baffle plate 12--tapered end

13--inner core jack 14--Internal baffle

15--outer baffle 16--goes up fluting

In conjunction with the accompanying drawings, briefly narrate the implementation procedure of the utility model HHT higher high tensile chain lock: this utility model HHT higher high tensile chain lock mainly is made up of inner core 1, overcoat 3, tapered end 7, key 8 and chain five parts, key 8 is general common key, as long as just can with tapered end 7 is supporting.Chain is that seamless latch closure connects, and the diameter that just constitutes the round steel of chain latch closure should be suitably big, to guarantee to have enough intensity.Tapered end 7 is square, rectangle, square all can, but the length and width of the direction of its length is should be suitably 1 matching used with it less than overcoat 3 and inner core, it is therefrom inserted and the size of the corresponding sides of the tapered end jack 6 that passes and tapered end perforation 12.State so tapered end 7, key 8 and chain no longer more.Following emphasis is narrated the processing of inner core 1 and overcoat 3:

Inner core 1: inner core 1 is an elongated cylinder substantially, can select the suitable round steel processing of diameter for use, also can adopt the cast steel method to solve.The one end is processed with the inner core chain connecting hole 2 of semicircle orifice, if process with round steel, the inner core chain connecting hole 2 of this semicircle orifice shape also can be selected thickness for use, and suitable steel plate is processed into semi-annular shape (is the top that inner core 1 has an end of boss 4 by the correct position that welding is fixed on inner core 1, tapered end perforation 12 on semicircle orifice and the inner core 1 is in same direction), apart from inner core connecting hole 2 certain distances, be processed with two circular-arc boss 4 of symmetry mutually, its interior arc length separately is near 1/4th of its circle, in, distance between outer arc is suitable, is advisable with the groove 5 that can enter into smoothly on the overcoat 3 through 90 degree rotation boss 4 after the inner core jack 12 that is inserted into overcoat 3 when it from an end that has tapered end jack 12.Boss 4 can also can be welded on the round steel with steel plate with the directly processing on round steel of machine method.Rectangle tapered end perforation 12 on the inner core 1 is in the bottom of boss 4, its perforate direction and inner core chain connecting hole 12 are same direction, processing for ease of tapered end perforation 12, can be with boss below 4, remove a part apart from boss 4 certain distances to both sides correspondence not with the round steel of an end of inner core chain connecting hole 2, make it to form two rectangular planes in correspondence with each other and (but certain distance is arranged apart from its end, be an arc platform between plane and the end), rectangular tapered end perforation 12 that sees through two planes in the length direction processing on plane again.The opening direction and the inner core chain connecting hole 2 of tapered end perforation 12 are same direction, are orthogonal state (Fig. 3, Fig. 4, Fig. 5) with boss 4.

Overcoat 3: overcoat 3 is a cylinder substantially also, generally select for use round steel just can, adopt the cast steel method also can.Process a last diameter, hole that the depth is suitable from the center of circle of round steel cylinder one end to other direction, diameter should be suitably greater than the cylindrical diameter in boss 4 following positions of inner core 1, the boss that the degree of depth is a bit larger tham inner core 1 below 4 to the length of its end, but do not see through cylinder, this circular hole that does not see through cylinder is an inner core jack 13.The upper end annulus correspondence of inner core jack 13 is removed a part, make it to form a fluting (Fig. 6), this fluting is to go up fluting 16, its effect can make the boss 4 on the inner core 1 just be allowed for access in the groove 5 of overcoat 3 by it, the degree of depth of last fluting 16 is a bit larger tham the lower surface of boss 4 of inner core 1 to the distance of cylinder end face (one side that has inner core chain connecting hole 2), lower surface along last fluting 16, the inner core jack 13 of overcoat 3 is extended out, make on the hole wall of fluting 16 both sides and form two arcuate furrows in correspondence with each other, the width of arcuate furrow is a bit larger tham the thickness of the boss 4 on the inner core 1, the degree of depth of arcuate furrow should be suitably greater than the distance between the interior outer arc of boss 4.These two arcuate furrows in correspondence with each other are grooves 5.For attractive in appearance, on the slot cylinder of both sides of 16 openings can correspondence remove a part (Fig. 7).(or welding) semicircular ring in the processing of an end of fluting 16 on not, this semicircular ring is an overcoat chain connecting hole 9.The opening of overcoat chain connecting hole 9 is towards at will, for attractive in appearance, preferably consistent with the opening of last fluting 16 (Fig. 6, Fig. 9).In the centre position between fluting 16 and the overcoat chain connecting hole 9 on the cylinder, and with last fluting 16 and overcoat chain connecting hole 9 be the laterally last rectangle hole that does not see through post jamb of processing of same direction, its length direction is along the cylinder length direction, long, wide correspondence is suitably greater than the size of tapered end 7, its end spaces that does not see through post jamb (but should pass inner core jack 13) is big slightly, but certain distance must be arranged apart from inner core jack 13, i.e. formation corresponding baffle plate about in the of between large space and the inner core jack 13 slightly in horizontal rectangle hole end, this is a pin baffle plate 10 to baffle plate, this horizontal rectangle hole is a tapered end jack 6, and the degree of depth of tapered end jack 6 can be stretched out in a little bigger slightly space in pin baffle plate 10 outsides and is advisable so that tapered end 7 is injected wherein two pins 11 of back tapered end 7 from its opening part.

Assembling, use:

The two ends of chain are inserted in inner core chain connecting hole 2 and overcoat chain connecting hole 9 respectively, the latch closure openend that is inserted in is drawn close welding.Inner core 1 is not inserted in the inner core jack 13 of overcoat 3 with an end of inner core chain connecting hole 2, and make boss 4 aim at the upward fluting 16 of overcoat 3, the bottom of fluting 16 is close in the lower surface of boss 4, inner core 1 is done 90 degree rotations, two boss 4 on the inner core 1 enter into respectively in the groove 5 of overcoat 3, the perforate of the tapered end perforation 12 of this moment on the inner core 1 and the tapered end on the overcoat 3 are bored a hole and 6 are overlapped, the tapered end jack 6 of tapered end 7 from the end insertion overcoat 3 that has pin 11, after the perforation of the tapered end on the inner core 1 12, pin 11 stretches out in the space in pin baffle plate 10 outsides, locking.

(one-level is that tapered end 7 is with inner core 1 locking to the utility model Strong chain lock owing to adopt the secondary locking, secondary is that the boss 4 of inner core 1 places in the groove 5 of 15 of the Internal baffle 14 of overcoat 3 and outer baffles, inner core 1 is by locking), adopt the thicker chain of diameter, this lock can resist big damage of external force, can be widely used in the fixing antitheft of motor vehicles and tire thereof, also can be used for the fixing antitheft of small boat, also long interim iron chains of many end to end compositions of HHT higher high tensile chain lock can be made roadblock and is used.

Claims (3)

1, a kind of HHT higher high tensile chain lock, by inner core 1, overcoat 3, tapered end 7, key 8 and chain are formed, it is characterized in that: the go up fluting 16 of inner core 1 on its boss 4 corresponding overcoats 3 is inserted in the inner core jack 13 of overcoat 3, inner core 1 is done 90 degree rotations, boss 4 on the inner core 1 enters in the groove 5 of overcoat 3, tapered end perforation 12 on the inner core 1 overlaps with the tapered end jack 6 on the overcoat 3 and is in the middle of it, the end that tapered end 7 has a pin 11 is inserted into the tapered end jack 6 of overcoat 3 through tapered end perforation 12 from the tapered end jack 6 of overcoat 3, pin 11 is in the space in pin baffle plate 10 outsides of tapered end jack 6 inner ends, one end of inner core 1 has inner core chain connecting hole 2, and an end of overcoat 3 has overcoat chain connecting hole 9.

2, a kind of HHT higher high tensile chain lock according to claim 1, its feature also is: the lock body of tapered end 7 can be rectangular, can be foursquare, also can be oval-shaped.

3, a kind of HHT higher high tensile chain lock according to claim 1 and 2, its feature also is: with tapered end perforation 12 on the supporting inner core 1 of tapered end 7 and the tapered end jack 6 on the overcoat 3 can be rectangular, can be foursquare, also can be oval-shaped.

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