CN206016476U - A kind of good tank cap lock of air-tightness - Google Patents

Abstract

This utility model is related to a kind of tank cap lock, more particularly to the tank cap lock that a kind of air-tightness is good.The lock includes lock body base, lock body is set on described lock body base, mobilizable setting lock core in described lock body, locking plate and locking plate spring are set on described lock core, the insertion end of described lock core is in mating connection with dead bolt, first sealing gasket is set between described lock body base and lock body, sealing ring is set between described lock core insertion end and lock body, pad and trim ring are set between described lock body and dead bolt, described lock body outer circumferential edges arrange depression cell body, arrange the second sealing gasket and pressure ring in described recessed groove body.This utility model arranges the seal that Multilayer sealing device has fully ensured that tank cap lock by lock body base is inside and outside, and simple structure is easy to use.

Description

A kind of good tank cap lock of air-tightness

Technical field

This utility model is related to a kind of tank cap lock, more particularly to the tank cap lock that a kind of air-tightness is good.

Background technology

Tank cap lock has the function of the locking fuel tank mouth of pipe, prevents the leaking gasoline in fuel tank, but fuel tank is expanding with heat and contract with cold During, there is change in the air pressure in fuel tank, destroy the seal of tank cap lock so as to which the phenomenon of oil leak often occurs.

Content of the invention

Technical problem to be solved in the utility model is to provide a kind of good tank cap lock of air-tightness.

The technical scheme that this utility model is taken for achieving the above object is：

A kind of good tank cap lock of air-tightness, the lock include lock body base, arrange lock body, described lock body on described lock body base Interior mobilizable setting lock core, arranges locking plate and locking plate spring on described lock core, the insertion end of described lock core is matched with dead bolt Connection is closed, the first sealing gasket is set between described lock body base and lock body, is arranged between described lock core insertion end and lock body close Seal, arranges pad and trim ring between described lock body and dead bolt, described lock body outer circumferential edges arrange depression cell body, described Recessed groove body in the second sealing gasket and pressure ring are set.

As further improving, setting flip on lock body base, is hinged, the hinged place of described lock body base is fixedly installed shell fragment, The protruding end of described shell fragment is offseted with flip.

Used as further improving, the end setting clamping apparatus that start of described flip are connected with lock body base.

This utility model arranges the seal that Multilayer sealing device has fully ensured that tank cap lock by lock body base is inside and outside, and ties Structure is simply easy to use.

Description of the drawings

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

Fig. 2 is side structure schematic view of the present utility model.

Specific embodiment

Below in conjunction with the accompanying drawings specific embodiment of the present utility model is made a detailed explanation.

As shown in figure 1, a kind of good tank cap lock of air-tightness, the lock includes lock body base 5, arranges lock on described lock body base 5 Body 6, in described lock body 6, mobilizable setting lock core 3, arranges locking plate and locking plate spring, described lock core 3 on described lock core 3 Insertion end in mating connection with dead bolt 10, the first sealing gasket 4, described lock core are set between described lock body base 5 and lock body 6 Sealing ring 9 is set between 3 insertion ends and lock body 6, pad 8 and trim ring 7 are set between described lock body 6 and dead bolt 10, described 6 outer circumferential edges of lock body arrange depression cell body, arrange the second sealing gasket 14 and pressure ring 13 in described recessed groove body.

As shown in Fig. 2 being hinged setting flip 16 on lock body base 5, the hinged place of described lock body base 5 is fixedly installed shell fragment 15, the protruding end of described shell fragment 15 is offseted with flip 16, and the end that starts of described flip 16 arranges clamping apparatus and lock body base 5 It is connected.

Claims (3)

1. the good tank cap lock of a kind of air-tightness, the lock include lock body base, arrange lock body, in described lock body on described lock body base Mobilizable setting lock core, arranges locking plate and locking plate spring on described lock core, the insertion end of described lock core is engaged with dead bolt Connection, it is characterised in that：First sealing gasket is set between described lock body base and lock body, described lock core insertion end and lock body it Between sealing ring is set, pad and trim ring are set between described lock body and dead bolt, described lock body outer circumferential edges arrange depression Cell body, arranges the second sealing gasket and pressure ring in described recessed groove body.

2. the good tank cap lock of a kind of air-tightness according to claim 1, it is characterised in that：It is hinged setting to lift on lock body base Lid, the hinged place of described lock body base are fixedly installed shell fragment, and the protruding end of described shell fragment is offseted with flip.

3. the good tank cap lock of a kind of air-tightness according to claim 2, it is characterised in that：The end that starts of described flip sets Put clamping apparatus to be connected with lock body base.