CN103899155B - A kind of hood lock body assembly - Google Patents

A kind of hood lock body assembly Download PDF

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Publication number
CN103899155B
CN103899155B CN201410096830.9A CN201410096830A CN103899155B CN 103899155 B CN103899155 B CN 103899155B CN 201410096830 A CN201410096830 A CN 201410096830A CN 103899155 B CN103899155 B CN 103899155B
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CN
China
Prior art keywords
extension spring
lock
rivet
rotor tongue
assembly
Prior art date
Application number
CN201410096830.9A
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Chinese (zh)
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CN103899155A (en
Inventor
戴红
张剑
何成亮
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江苏皓月汽车锁股份有限公司
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Priority to CN201410096830.9A priority Critical patent/CN103899155B/en
Publication of CN103899155A publication Critical patent/CN103899155A/en
Application granted granted Critical
Publication of CN103899155B publication Critical patent/CN103899155B/en

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Abstract

The invention discloses a kind of hood lock body assembly, comprise lock housing, Anti-theft cover, strip dog, strip dog extension spring, rotor tongue, the extension spring of rotor tongue, stiffener, stop hook, stop hook spring and alarm switch wire harness; Lock housing comprises base plate, and strip dog is all connected with base plate front with rotor tongue; Strip dog extension spring is set with strip dog extension spring noise reduction cover, and its one end is connected with strip dog, the other end is connected with lock housing; The extension spring of rotor tongue is set with rotor tongue extension spring noise reduction cover, and its one end is connected with rotor tongue, the other end is connected with lock housing; The left and right sides of stiffener is connected with strip dog and rotor tongue respectively; Stop that hook is all connected with the base plate back side with alarm switch wire harness; Stop that hook spring one end is connected with stop hook, the other end is connected with lock housing; Anti-theft cover is connected with lock housing left end.The invention provides a kind of hood lock body assembly, this Machine Cover Lock Assembly possesses alarm switch function, and intensity is high, and its clean and jerk power can meet client Geng Gao demand.

Description

A kind of hood lock body assembly

Technical field

The present invention relates to hood lock field, particularly relate to a kind of hood lock body assembly.

Background technology

At present, general hood lock body assembly only has mechanical lock and opens bonnet function, and does not possess alarm switch function, namely can not feed back the signal whether engine hood lock locks, use inconvenience.Secondly, in intensity, the master lock of general hood lock body assembly can only ensure under static load is the effect of 4000N power, master lock and snap close are not thrown off, secondary lock is under static load is the effect of 2500N power, secondary lock and snap close are not thrown off, and for the requirement of strength of client Geng Gao, general hood lock body assembly can not meet.In addition, in clean and jerk power, when the master lock of general hood lock body assembly opens lock body by locked position while static load, the lock body bonnet weight that most multipotency straightens under own spring force effect is 4kg, the height that its most multipotency straightens is 15mm, can not meet the clean and jerk power requirement of client Geng Gao.

Summary of the invention

The technical problem to be solved in the present invention is, do not possess alarm switch function for hood lock body assembly in prior art, intensity is weak and clean and jerk power can not meet the above-mentioned defects such as client Geng Gao demand, provide a kind of and possess the hood lock body assembly that the high and clean and jerk power of alarm switch function, intensity can meet client Geng Gao demand.

The technical solution adopted for the present invention to solve the technical problems is: a kind of hood lock body assembly, comprises lock housing, Anti-theft cover, strip dog, strip dog extension spring, rotor tongue, the extension spring of rotor tongue, stiffener, stop hook, stops hook spring and alarm switch wire harness;

Lock housing comprises base plate, and strip dog is connected with right side with base plate frontal left respectively with rotor tongue; Strip dog extension spring is set with strip dog extension spring noise reduction cover, and strip dog extension spring one end is connected with strip dog, the other end is connected with lock housing; The extension spring of rotor tongue is set with rotor tongue extension spring noise reduction cover, and rotor tongue extension spring one end is connected with rotor tongue, the other end is connected with lock housing;

The left and right sides of stiffener is connected with strip dog and rotor tongue respectively;

Stop that hook is all connected with the base plate back side with alarm switch wire harness; Stop that hook spring one end is connected with stop hook, the other end is connected with lock housing; Anti-theft cover is connected with lock housing left end.

In technical scheme of the present invention, described hood lock body assembly comprises alarm switch wire harness, and this alarm switch wire harness is connected with the base plate back side, therefore it can thus be appreciated that hood lock body assembly of the present invention possesses alarm switch function.

In technical scheme of the present invention, described hood lock body assembly comprises strip dog extension spring and the extension spring of rotor tongue, and strip dog extension spring one end is connected with strip dog, the strip dog extension spring other end is connected with lock housing, rotor tongue extension spring one end is connected with rotor tongue, its other end is also connected with lock housing, under such design can ensure that master lock applies the power effect that static load is 5500N on locking direction, master lock and snap close are not thrown off, under secondary lock applies the power effect that static load is 2700N on locking direction, secondary lock and snap close are not thrown off, greatly enhance the intensity of described hood lock body assembly.In addition, because when the setting of rotor tongue extension spring also makes master lock open lock body by locked position, lock body can straighten the bonnet that weight is 9kg under own spring force effect, and clean and jerk highly reach 16-19mm, make described hood lock body assembly can meet client Geng Gao demand.

In addition, in technical scheme of the present invention, strip dog extension spring and the extension spring of rotor tongue are respectively installed with strip dog extension spring noise reduction cover and rotor tongue extension spring noise reduction cover, the noise being arranged on generation when can eliminate strip dog extension spring and rotor tongue extension spring use to a certain extent of strip dog extension spring noise reduction cover and rotor tongue extension spring noise reduction cover.

Improve as to the one of technical scheme of the present invention, the U-type groove left and right sides, base plate top is respectively equipped with the first rivet installing hole and the second rivet installing hole;

Strip dog and rotor tongue are respectively equipped with stop dog hole and rotor tongue apertures, and on stiffener, the U-type groove left and right sides is respectively equipped with the first locating hole and the second locating hole;

On the left of stiffener, strip dog and base plate frontal left by being located in the first locating hole successively, stop dog hole is connected with the first rivet order in the first rivet installing hole, on the right side of stiffener, rotor tongue and the positive right side of face of base plate pass through the second rivet be located in the second locating hole, rotor tongue apertures and the second rivet installing hole successively and be linked in sequence.Such design simplifies the installation and removal of strip dog, rotor tongue, stiffener and base plate, contributes to improving efficiency of assembling.

Improve as to the one of technical scheme of the present invention, base plate bottom left is provided with limiting rivet installing hole, and Anti-theft cover is connected with lock housing left end by the limiting rivet be located in limiting rivet installing hole.Such design also simplify the installation and removal of Anti-theft cover and lock housing, contributes to improving its efficiency of assembling.

Improve as to the one of technical scheme of the present invention, bottom base plate, right side is provided with switch rivet installing hole, and alarm switch wire harness is connected with the base plate back side by the switch rivet be located in switch rivet installing hole.Same as above, such design also simplify the installation and removal of alarm switch wire harness and base plate, also contributes to improving efficiency of assembling.

Improving as to the one of technical scheme of the present invention, be provided with between the left and right sides bottom base plate and stop hook installing hole, stopping by being located in, hook stops that the stop hook rivet in hook installing hole is connected with the lock housing back side.Same as above, such design also simplify the installation and removal stopping hook and snap close, also contributes to improving efficiency of assembling.

Improve as to the one of technical scheme of the present invention, stop and be provided with nylon spacer between hook and the base plate back side, and stop that hook rivet is through nylon spacer.Nylon spacer possesses excellent thermal insulation performance, high strength, and corrosion resistance and good, therefore stop the setting of nylon spacer between hook and the base plate back side, not only reduce and even can avoid stopping the wearing and tearing between hook and base plate, but also be conducive to stopping that the friction between hook and base plate is dispelled the heat, extend the application life of described hood lock body assembly to a certain extent.

Improve as to the one of technical scheme of the present invention, stop that hook spring is located in and stop on hook rivet, and stop that hook spring one end is connected with stop hook, its other end is connected with lock housing.

Improve as to the one of technical scheme of the present invention, strip dog extension spring is stainless steel extension spring.

Improve as to the one of technical scheme of the present invention, the extension spring of rotor tongue is stainless steel extension spring.

Improve as to the one of technical scheme of the present invention, stop that hook spring is stainless steel spring.

Stainless steel corrosion resistance energy consumption, and in technical scheme of the present invention, stainless steel material is adopted to make strip dog extension spring, the extension spring of rotor tongue and stop hook spring, described hood lock body assembly is occurred without white rust within 120 hours under neutral salt spray test condition, occur without red rust within 720 hours, greatly surmounted general hood lock body assembly in prior art under neutral salt spray test within 96 hours without the performance of white rust appearance.

In addition, in technical scheme of the present invention, to be allly not specifically noted, all by adopting the conventional means in this area to realize the technical program.

Therefore, the invention provides a kind of hood lock body assembly, this Machine Cover Lock Assembly possesses alarm switch function, and intensity is high, and its clean and jerk power can meet client Geng Gao demand.

Accompanying drawing explanation

Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing:

Fig. 1 is the explosive view of hood lock body assembly of the present invention;

Fig. 2 is the assembling drawing of hood lock body assembly of the present invention;

Fig. 3 is the rear elevation of Fig. 2;

Fig. 4 be in Fig. 3 J-J to sectional view;

Fig. 5 be in Fig. 3 H-H to sectional view;

Fig. 6 is the structural representation of strip dog;

Fig. 7 is the structural representation of rotor tongue;

Fig. 8 is the structural representation of stiffener;

In accompanying drawing, 1 is lock housing, and 1.1 is base plate, 2 is Anti-theft cover, and 3 is strip dog, and 3.1 is stop dog hole, 4 is strip dog extension spring, and 5 is rotor tongue, and 5.1 is rotor tongue apertures, 6 is the extension spring of rotor tongue, and 7 is stiffener, and 7.1 is the first locating hole, 7.2 is the second locating hole, 8 for stopping hook, and 9 for stopping hook spring, and 10 is alarm switch wire harness, 11 is strip dog extension spring noise reduction cover, 12 is rotor tongue extension spring noise reduction cover, and 13 is the first rivet, and 14 is the second rivet, 15 is limiting rivet, 16 is switch rivet, and 17 is nylon spacer, and 18 for stopping hook rivet.

Detailed description of the invention

In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.

In present pre-ferred embodiments, as shown in Figure 1, a kind of hood lock body assembly comprises lock housing 1, Anti-theft cover 2, strip dog 3, strip dog extension spring 4, rotor tongue 5, rotor tongue extension spring 6, stiffener 7, stops hook 8, stops hook spring 9 and alarm switch wire harness 10; Wherein, lock housing 1 comprises base plate 1.1, and the U-type groove left and right sides, base plate 1.1 top is respectively equipped with the first rivet installing hole and the second rivet installing hole, is provided with limiting rivet installing hole from left to right successively, stops hook installing hole and switch rivet installing hole bottom base plate 1.1; As shown in Figure 6 and Figure 7, strip dog 3 and rotor tongue 5 are respectively equipped with stop dog hole 3.1 and rotor tongue apertures 5.1, and as shown in Figure 8, on stiffener 7, the U-type groove left and right sides is respectively equipped with the first locating hole 7.1 and the second locating hole 7.2.

As shown in Fig. 2 Fig. 3 and Fig. 5, on the left of stiffener 7, strip dog 3 and base plate 1.1 frontal left by being located in the first locating hole 7.1 successively, stop dog hole 3.1 is connected with the first rivet 13 order in the first rivet installing hole, on the right side of stiffener 7, rotor tongue 5 and the positive right side of face of base plate 1.1 pass through the second rivet 14 be located in the second locating hole 7.2, rotor tongue apertures 5.1 and the second rivet installing hole successively and be linked in sequence; Strip dog extension spring 4 is set with strip dog extension spring noise reduction cover 11, and this strip dog extension spring 4 one end is connected with strip dog 3, the other end is connected with lock housing 1; Rotor tongue extension spring 6 is set with rotor tongue extension spring noise reduction cover 12, and this rotor tongue extension spring 6 one end is connected with rotor tongue 5, the other end is connected with lock housing 1; Anti-theft cover 2 is connected with lock housing 1 left end by the limiting rivet 15 be located in above-mentioned limiting rivet installing hole; Alarm switch wire harness 10 is connected with base plate 1.1 back side by the switch rivet 16 be located in above-mentioned switch rivet installing hole; As shown in Figure 4, stop that hook 8 is connected with lock housing 1 back side by the stop hook rivet 18 be located in above-mentioned stop hook installing hole, between this stop hook 8 and base plate 1.1 back side, be provided with nylon spacer 17, and stop that hook rivet 18 is through this nylon spacer 17; Stop that hook spring 9 is located on described stop hook rivet 18, and its one end is connected with stop hook 8, the other end is connected with lock housing 1.

In the present embodiment, strip dog extension spring 4 and rotor tongue extension spring 6 all adopt stainless steel extension spring, and stop that hook spring 9 also can adopt stainless steel spring, such the subject of knowledge and the object of knowledge ensures that state hood lock body assembly occurs without white rust within 120 hours under neutral salt spray test condition, occur without red rust within 720 hours, greatly surmounted general hood lock body assembly in prior art under neutral salt spray test within 96 hours without the performance of white rust appearance.

In the present embodiment, above-mentioned lock housing 1, strip dog 3, rotor tongue 5, stiffener 7, stop hook 8, stop hook rivet 18, first rivet 13, second rivet 14, limiting rivet 15, switch rivet 16 and Anti-theft cover 2 surface all adopt zinc-nickel alloy, and all adopt electrophoretic surface treatment process to process, to improve the decay resistance of above-mentioned each parts.

In use, as shown in Figure 3, when stopping that hook 8 is in fully open position, its distance L rotated 1be 5.17 ± 0.70mm, and standard-sized sheet angle [alpha] is 15 o; When stopping that hook 8 is in lock position, its distance L rotated 2be 11.05 ± 0.70mm.

In addition, in the present embodiment, when uncapping machine cover lock handle, the strip dog 3 passed on this hood lock body assembly by drag-line is moved, along with opening angle increases, strip dog 3 engages with rotor tongue 5 throws off, and under rotor tongue extension spring 6 effect, bonnet is upspring by rotor tongue 5, its height can reach 16-19mm, in the process of upspringing, alarm switch "on" position transforms, and by electronic feedback to vehicle-mounted computer, thus controls whole automobile circuit; Operating personnel operate and stop hook 8, open bonnet door.

When closing bonnet door, bonnet snap close promotes to stop that hook 8 rotates, bonnet continues descending, stop that hook 8 resets under stop hook torsion spring 9 acts on, bonnet snap close promotes rotor tongue 5, along with rotor tongue 5 moves, alarm switch "on" position is transformed, bonnet is under effect of inertia simultaneously, rotor tongue 5 promotes strip dog 3 rotary motion, when rotor tongue 5 moves to strip dog 3 position of engagement, under strip dog extension spring 4 acts on, strip dog 3 and rotor tongue 5 are in engagement, thus the locking of hood lock body assembly, alarm switch "on" position also changes, by electronic feedback to vehicle-mounted computer, thus guarantee vehicle safety travel.

The master lock of the hood lock body assembly provided in the present embodiment applies the masterpiece used time that static load is 5500N on locking direction, can ensure that master lock and snap close are not thrown off, secondary lock also can ensure that secondary lock and snap close are not thrown off apply the power effect that static load is 2700N on locking direction under; And lock body can straighten the bonnet that weight is 9kg under own spring force effect, its clean and jerk height can also reach 16-19mm.

Should be understood that, for those of ordinary skills, can be improved according to the above description or convert, and all these improve and convert the protection domain that all should belong to claims of the present invention.

Claims (10)

1. a hood lock body assembly, it is characterized in that, comprise lock housing (1), Anti-theft cover (2), strip dog (3), strip dog extension spring (4), rotor tongue (5), rotor tongue extension spring (6), stiffener (7), stop hook (8), stop hook spring (9) and alarm switch wire harness (10);
Described lock housing (1) comprises base plate (1.1), and described strip dog (3) is connected with right side with described base plate (1.1) frontal left respectively with rotor tongue (5); Described strip dog extension spring (4) is set with strip dog extension spring noise reduction cover (11), and described strip dog extension spring (4) one end is connected with described strip dog (3), the other end is connected with described lock housing (1); Described rotor tongue extension spring (6) is set with rotor tongue extension spring noise reduction cover (12), and described rotor tongue extension spring (6) one end is connected with described rotor tongue (5), the other end is connected with described lock housing (1);
The left and right sides of described stiffener (7) is connected with described strip dog (3) and rotor tongue (5) respectively;
Described stop hook (8) is all connected with described base plate (1.1) back side with alarm switch wire harness (10); Described stop hook spring (9) one end is connected with described stop hook (8), and the other end is connected with described lock housing (1); Described Anti-theft cover (2) is connected with described lock housing (1) left end.
2. hood lock body assembly according to claim 1, is characterized in that, the U-type groove left and right sides, described base plate (1.1) top is respectively equipped with the first rivet installing hole and the second rivet installing hole;
Described strip dog (3) and rotor tongue (5) are respectively equipped with stop dog hole (3.1) and rotor tongue apertures (5.1), and the upper U-type groove left and right sides of described stiffener (7) is respectively equipped with the first locating hole (7.1) and the second locating hole (7.2);
Described stiffener (7) left side, strip dog (3) and base plate (1.1) frontal left are connected by being located in described first locating hole (7.1), stop dog hole (3.1) and the order of the first rivet (13) in the first rivet installing hole successively, on the right side of described stiffener (7), rotor tongue (5) and base plate (1.1) just right side of face pass through the second rivet (14) be located in described second locating hole (7.2), rotor tongue apertures (5.1) and the second rivet installing hole successively and be linked in sequence.
3. hood lock body assembly according to claim 1, it is characterized in that, described base plate (1.1) bottom left is provided with limiting rivet installing hole, and described Anti-theft cover (2) is connected with described lock housing (1) left end by the limiting rivet (15) be located in described limiting rivet installing hole.
4. hood lock body assembly according to claim 1, it is characterized in that, right side, described base plate (1.1) bottom is provided with switch rivet installing hole, and described alarm switch wire harness (10) is connected with described base plate (1.1) back side by the switch rivet (16) be located in described switch rivet installing hole.
5. hood lock body assembly according to claim 1, it is characterized in that, be provided with between the left and right sides, described base plate (1.1) bottom and stop hook installing hole, described stop hook (8) is connected with described lock housing (1) back side by the stop hook rivet (18) be located in described stop hook installing hole.
6. hood lock body assembly according to claim 5, is characterized in that, is provided with nylon spacer (17) between described stop hook (8) and described base plate (1.1) back side, and stops that hook rivet (18) is through described nylon spacer (17).
7. hood lock body assembly according to claim 5, it is characterized in that, described stop hook spring (9) is located in and stops on hook rivet (18), and described stop hook spring (9) one end is connected with described stop hook (8), and its other end is connected with described lock housing (1).
8. hood lock body assembly according to claim 1, is characterized in that, described strip dog extension spring (4) is stainless steel extension spring.
9. hood lock body assembly according to claim 1, is characterized in that, described rotor tongue extension spring (6) is stainless steel extension spring.
10. hood lock body assembly according to claim 1, is characterized in that, described stop hook spring (9) is stainless steel spring.
CN201410096830.9A 2014-03-17 2014-03-17 A kind of hood lock body assembly CN103899155B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410096830.9A CN103899155B (en) 2014-03-17 2014-03-17 A kind of hood lock body assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410096830.9A CN103899155B (en) 2014-03-17 2014-03-17 A kind of hood lock body assembly

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CN103899155A CN103899155A (en) 2014-07-02
CN103899155B true CN103899155B (en) 2016-03-02

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Application Number Title Priority Date Filing Date
CN201410096830.9A CN103899155B (en) 2014-03-17 2014-03-17 A kind of hood lock body assembly

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106050020B (en) * 2016-08-11 2018-03-23 皓月汽车安全系统技术股份有限公司 A kind of Machine Cover Lock Assembly

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6435574B1 (en) * 1999-04-30 2002-08-20 Ohi Seisakusho Co., Ltd. Lock device of automobile openable body
CN201050245Y (en) * 2007-04-20 2008-04-23 上海通用汽车有限公司 Engine hood lock
CN202284420U (en) * 2011-11-07 2012-06-27 温州市东风通用机电厂 Engine cover safety lock with switch function
CN203142611U (en) * 2013-03-04 2013-08-21 江苏皓日汽车零部件有限公司 Lock body assembly of automobile cover
CN203808644U (en) * 2014-03-17 2014-09-03 江苏皓月汽车锁股份有限公司 Engine cover lock assembly

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6435574B1 (en) * 1999-04-30 2002-08-20 Ohi Seisakusho Co., Ltd. Lock device of automobile openable body
CN201050245Y (en) * 2007-04-20 2008-04-23 上海通用汽车有限公司 Engine hood lock
CN202284420U (en) * 2011-11-07 2012-06-27 温州市东风通用机电厂 Engine cover safety lock with switch function
CN203142611U (en) * 2013-03-04 2013-08-21 江苏皓日汽车零部件有限公司 Lock body assembly of automobile cover
CN203808644U (en) * 2014-03-17 2014-09-03 江苏皓月汽车锁股份有限公司 Engine cover lock assembly

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Address after: 214500 Dongxing, Jiangsu, Jingjiang Town, South Road, No. 14, No.

Patentee after: HAOYUE AUTOMOBILE SAFETY SYSTEM TECHNOLOGY LIMITED BY SHARE LTD.

Address before: 214500 Dongxing, Jiangsu, Jingjiang Town, South Road, No. 14, No.

Patentee before: Jiangsu Haoyue Automobile Lock Co., Ltd.