CN206383862U

CN206383862U - A kind of upset rear backrest for linking up with locking

Info

Publication number: CN206383862U
Application number: CN201720010303.0U
Authority: CN
Inventors: 乐伟; 陆靖; 李文天
Original assignee: SHANGHAI YANPU METAL PRODUCTS CO Ltd
Current assignee: SHANGHAI YANPU METAL PRODUCTS CO Ltd
Priority date: 2017-01-05
Filing date: 2017-01-05
Publication date: 2017-08-08
Anticipated expiration: 2027-01-05

Abstract

The utility model discloses a kind of upset rear backrest for linking up with locking, including rear backrest, rear backrest carries button and is connected with small end, the side of rear backrest is fixed with lock support provided with button is carried, it is characterized in that, described lock support is connected with the hook front end that can be rotated on lock support, and hook matches with lock, and hook rear end is connected with connecting rod lower end, the rear end of hook is also connected with extension spring one end, and the extension spring other end is fixed on lock support.The utility model instead of original chair back lock, and by rivet so that hook is connected with lock support, locking is realized by extension spring, it is not only simple in structure, also saves bolt and nut component, has saved cost, each most 5 yuan of hook look, so as to reduce the cost price of whole rear backrest.

Description

A kind of upset rear backrest for linking up with locking

Technical field

The utility model is related to a kind of upset rear backrest for linking up with locking, belongs to technical field of automobile parts.

Background technology

The car of current many vehicles is in order to make people more comfortable in the car, and the rear backrest behind car is designed to by it Foldable form, when needing to expand the space of in-car placement article, rear backrest is turned down forward, passes through the chair in rear backrest Lockback pins the lock of vehicle body both sides, you can the position of dickey seats is available, for placing article.Present back seat Rear backrest is substantially to be fixedly mounted by chair back lock by bolt and nut, as shown in figure 1, it is fixed with lock in rear backrest 7 Support 6, chair back lock 3 is fixed on lock support 6 by bolt and nut component 5, and the complicated of chair back lock, cost are high, one The chair back is locked to few 22 yuan of needs.

The content of the invention

The technical problems to be solved in the utility model is：There is provided a kind of turning over for the low hook locking of simple in construction, cost Turn rear backrest, the problem of chair back lock construction for solving rear backrest on current car back seat is complicated, cost is high.

In order to solve the above-mentioned technical problem, the technical solution of the utility model there is provided after a kind of upset for linking up with locking Backrest, including rear backrest, rear backrest carry button and are connected with small end, the side of rear backrest is fixed with lock support provided with button is carried, Characterized in that, described lock support is connected with the hook front end that can be rotated on lock support, hook matches with lock, hangs Hook rear end is connected with connecting rod lower end, and the rear end of hook is also connected with extension spring one end, and the extension spring other end is fixed on lock support.

Preferably, rivet interlacement is passed through between described lock support and hook.

Preferably, described lock support is provided with extension spring hanging point and hook catch point, and extension spring hanging point is connected with the extension spring other end, Catch point is linked up with below hook.

Preferably, the rear end of described hook is provided with after the open slot that can be stuck in that lock is upper and Open Side Down, hook End margin, which is provided with, can cause hook in the round and smooth straight line or curve with latching collision rift upward sliding.

Preferably, when described hook catch point is contacted with hook, the upper end of round and smooth straight line or curve on hook is located at The lower end of round and smooth straight line or curve on the top of lock, hook is located at the lower section of lock.

The utility model instead of original chair back lock, real by extension spring by rivet so that hook is connected with lock support Existing locking, is not only simple in structure, also saves bolt and nut component, saved cost, each most 5 yuan of hook look, so as to drop The low cost price of whole rear backrest.

Brief description of the drawings

Fig. 1 overturns the structural representation of rear backrest for tradition；

Fig. 2 is a kind of structural representation for the upset rear backrest for linking up with locking；

Fig. 3 is Fig. 2 partial enlarged drawing.

Embodiment

To become apparent the utility model, hereby with preferred embodiment, and accompanying drawing is coordinated to be described in detail below.

The utility model is a kind of upset rear backrest for linking up with locking, as shown in Fig. 2 it includes rear backrest 7, rear backrest 7 Provided with button 1 is carried, carry button 1 and be connected with the upper end of connecting rod 2, the side of rear backrest 7 is fixed with lock support 6, and lock support 6 is with that can lock Connected between the front end of hook 8 rotated on support 6 by rivet 9, hook 8 matches with lock 4, under 8 rear ends of hook and connecting rod 2 End connection, the rear end of hook 8 is also connected with the one end of extension spring 10, and the other end of extension spring 10 is fixed on lock support 6.

As shown in figure 3, lock support 6 is provided with extension spring hanging point 11 and hook catch point 12, extension spring hanging point 11 and extension spring 10 are another End connection, hook catch point 12 is below hook 8.The rear end of hook 8, which is provided with, which can be stuck on lock 4, and Open Side Down opens Mouth groove, the back edge of hook 8, which is provided with, can cause hook 8 in the round and smooth straight line or song with latching 4 collision rift upward slidings Line.When hook catch point 12 is contacted with hook 8, the upper end of round and smooth straight line or curve on hook 8 is located at the top of lock 4, extension The lower end of round and smooth straight line or curve on hook 8 is located at the lower section of lock 4.

Usually under normal circumstances, lock 4 is in locking state with hook 8, that is, the open slot linked up with 8 is stuck on lock 4； When needing forward to overturn rear backrest 7, pull-up carries button 1, carries the rear end that button 1 drives hook 8 by connected connecting rod 2, So that the open slot on hook 8 leaves lock 4, then can be around upset center A upset rear backrests 7；After needing to incite somebody to action again During 7 reinstatement of backrest, as long as rear backrest 7 is dug to come upwards around upset center A, a side impact of 8 and lock 4 is then linked up with Hit so that link up with 8 after the round and smooth straight line or curve upward sliding for linking up with 8 rear ends, the open slot position for sliding into hook 8, Lock 4 is blocked, automatic locking is realized.

Claims

1. a kind of upset rear backrest for linking up with locking, including rear backrest (7), rear backrest (7) provided with button (1) is carried, carry button (1) with Connecting rod (2) upper end is connected, and the side of rear backrest (7) is fixed with lock support (6), it is characterised in that described lock support (6) with can With hook (8) front end connection rotated on lock support (6), hook (8) matches with lock (4), hook (8) rear end and connecting rod (2) lower end is connected, and the rear end of hook (8) is also connected with extension spring (10) one end, and extension spring (10) other end is fixed on lock support (6) On.

2. a kind of upset rear backrest for linking up with locking as claimed in claim 1, it is characterised in that described lock support (6) with Connected between hook (8) by rivet (9).

3. a kind of upset rear backrest for linking up with locking as claimed in claim 1, it is characterised in that on described lock support (6) Provided with extension spring hanging point (11) and hook catch point (12), extension spring hanging point (11) is connected with extension spring (10) other end, hook catch point (12) Below hook (8).

4. a kind of upset rear backrest for linking up with locking as claimed in claim 3, it is characterised in that after described hook (8) End is provided with that can be stuck in the open slot that on lock (4) and Open Side Down, and the back edge of hook (8), which is provided with, can cause hook (8) in the round and smooth straight line or curve with latching (4) collision rift upward sliding.

5. a kind of upset rear backrest for linking up with locking as claimed in claim 4, it is characterised in that when described hook catch point (12) when being contacted with hook (8), the upper end of round and smooth straight line or curve on hook (8) is linked up with (8) located at the top of lock (4) On round and smooth straight line or curve lower end located at lock (4) lower section.