CN208185147U - mortise lock structure - Google Patents

Abstract

The utility model provides a kind of suitable for by the mortise lock structure of two object locks, specifically, the mortise lock structure may include: suitable for first matching piece fixed with the first object, the second matching piece and stop assembly suitable for fixing with the second object and being suitable for engaging with first matching piece.The stop assembly is suitable for being operable to selectively prevent or first matching piece and the second matching piece is allowed to separate from the state of the engagement.The second object (such as outside ladder) can be effectively prevented by the stop assembly to be unlocked easily with the first object (such as support rod) by children, while can also prevent outside ladder from surprisingly turning over down and hurt sb.'s feelings.Thus, it is possible to improve the safety of pond emergency staircase.

Description

Mortise lock structure

Technical field

The utility model relates to by the structure more particularly to a kind of mortise lock structure of pond emergency staircase of two object locks.

Background technique

Ground upper pool is generally configured with Pool ladder, and user usually requires to pass in and out pond by climbing Pool ladder.Pool ladder is logical It often include inside ladder and outside ladder, the support rod of inside ladder is on the support rod on the inside of pool wall of pool but only pond Equipped with step, that is to say, that there is no step on the support rod in outside.When in use, in needing for outside ladder to be fixedly connected on The support rod of side ladder being located on the outside of pond, thus, user can successively get over outside ladder and inside ladder and enter water In pond, or successively gets over inside ladder and outside ladder and leave pond.

It is very dangerous behavior that children climb ladder without authorization, and therefore, when not in use, should adopt an effective measure prevents Children's climbing.For example, Pool ladder can be withdrawn when not in use, if withdrawn together with inside ladder, when reusing, need Again interior outside ladder is built, it is complicated for operation, it is time-consuming and laborious.Therefore, in order to prevent children climb, can when not in use by Outside ladder is fixed on the top of lateral branch strut, and fixed form is general buckle structure.But such fixed structure ratio Relatively simple, so that bigger children can also unlock, also, the structure is easy so that outside ladder, which is fallen, accidentally injures children.

Utility model content

In order to solve the above technical problems existing in the prior art, the utility model provides a kind of be suitable for outside ladder Son be locked in inside ladder support rod on mortise lock structure so that outside ladder connect with the support rod it is stronger, no It is easily unlocked and will not be turned over down by children and hurt sb.'s feelings.

According to the present utility model embodiment there is provided a kind of suitable for by the mortise lock structure of two object locks, specifically Ground, the mortise lock structure may include:

First matching piece, suitable for being fixed with the first object；

Second matching piece suitable for fixing with the second object, and is suitable for engaging with first matching piece；And

Stop assembly, suitable for being operable to selectively prevent or allowing first matching piece and the second matching piece from institute State the state separation of engagement.

The second object (such as outside ladder) and the first object can be effectively prevented by the stop assembly (such as to support Bar) it is unlocked easily by children, while can also prevent outside ladder from surprisingly falling and hurt sb.'s feelings.Thus, it is possible to improve pond emergency staircase Safety.

Specifically, first matching piece includes suitable for first main body fixed with first object, wherein described the One main body is equipped with locked groove；Second matching piece includes suitable for second main body fixed with second object, wherein described Be equipped in second main body can at least partly with the locked groove engagement or isolated bolt component.Wherein, described second is main Body has lock tongue mounting hole and the sliding slot below the lock tongue mounting hole, and the lock tongue mounting hole is communicated with the sliding slot.Institute It states bolt component and is partially disposed in the lock tongue mounting hole and is extended partially into the sliding slot, the bolt component is matched Being set to can move in the lock tongue mounting hole so as to be able to enter or leave from the part that the lock tongue mounting hole stretches out and is described Locked groove.The stop assembly is partially disposed in the sliding slot, and the stop assembly is configured to move in the sliding slot To engage or discharge the bolt component, to prevent or allow the movement of the bolt component.

Wherein, the bolt component may include:

Lock tongue is at least partially situated at outside the lock tongue mounting hole, and is suitable for cooperating with the locked groove；

Connecting rod is connect with the lock tongue, is arranged in the lock tongue mounting hole and is extended partially into the sliding slot, described Link configurations in the lock tongue mounting hole at can move so that the lock tongue enters or leaves the locked groove.

Optionally, the bolt component further includes latch bolt spring, and the bottom of the lock tongue Yu the lock tongue mounting hole is arranged in Between portion, it is suitable for that the lock tongue is driven to enter the locked groove.The latch bolt spring can surround the linkage arrangement.

In alternative embodiments, the length direction of the lock tongue mounting hole is vertical with the length direction of the sliding slot. Also, second matching piece further includes handle, and the handle is across the sliding slot and main from described second with the connecting rod The end connection that body stretches out, is suitable for by user's operation so that the lock tongue overcomes the elastic force of the spring and leaves the lock Slot.

In the present embodiment, the connecting rod is equipped with recess, also, the stop assembly includes at least hand-held part and prolongs Extending portion.The hand-held part is at least partially situated at outside the sliding slot and is suitable for by user's operation；The extension and the hand Portion's connection is held, is extended at least partially into the sliding slot, the extension is equipped with card slot, and the extension is configured At can be moved in the sliding slot so that the card slot is engaged or separated with the recess.

In another optional embodiment, the length direction of the lock tongue mounting hole and the length direction of the sliding slot exist In same direction.Also, the side wall of the sliding slot is equipped with clamping groove and guide groove, and the clamping groove is close to the lock tongue mounting groove Side, the guide groove connect and communicate with the clamping groove, and the size of the guide groove is less than the ruler of the clamping groove It is very little.

In the present embodiment, the stop assembly may include:

Sliding part is arranged in the sliding slot and connect with the end for putting in the sliding slot of the connecting rod；

Guide rod, one end are fixedly connected with the sliding part, and the other end passes through the guide groove and extends to the sliding slot Outside, the guide rod be suitable for along the guide groove slide；

Handle is arranged to store the guide rod and can move relative to the guide rod with hollow structure To expose the guide rod, the handle is suitable for being stuck in the clamping groove.Specifically, the tail end size of the handle is less than institute It states the size of clamping groove but is greater than the size of the guide groove.

Optionally, the stop assembly can also include: the fixed company in end with the stretching sliding slot of the guide rod The barrier sheet connect, the retaining spring being arranged between the barrier sheet and the handle.The handle is driven by retaining spring Into in the clamping groove.Optionally, the retaining spring can be arranged around the guide rod.

According to above embodiment it is found that using the utility model mortise lock structure, can be effective by its stop assembly It prevents outside ladder and support rod from being unlocked easily by children, while can also prevent outside ladder from surprisingly turning over down and hurting from support rod People.Thus, it is possible to improve the safety of pond emergency staircase.

Detailed description of the invention

The utility model is carried out below by way of specific embodiment and in conjunction with attached drawing for the ease of understanding the utility model, It illustrates.

Fig. 1 is a kind of exemplary application schematic diagram of a scenario of the mortise lock structure of embodiment according to the present utility model.

Fig. 2 is the decomposition diagram according to the mortise lock structure of the embodiment.

Fig. 3 is the sectional view that lockup state is according to the mortise lock structure of the embodiment.

Fig. 4 is the partial cross-sectional view that another visual angle of lockup state is according to the mortise lock structure of the embodiment.

Fig. 5 is the partial cross-sectional view according to the mortise lock structure of the embodiment another visual angle in the unlocked state.

Fig. 6 is the sectional view in the unlocked state according to the mortise lock structure of the embodiment, is matched wherein being omitted first The diagram of component.

Fig. 7 is the exemplary application schematic diagram of a scenario of the mortise lock structure of another embodiment according to the present utility model.

Fig. 8 is the decomposition diagram according to the mortise lock structure of another embodiment.

Fig. 9 is the sectional view that lockup state is according to the mortise lock structure of another embodiment.

Figure 10 is the sectional view that another visual angle of lockup state is according to the mortise lock structure of another embodiment.

Figure 11 is the sectional view that another visual angle of lockup state is according to the mortise lock structure of another embodiment.

Figure 12 is the sectional view in the unlocked state according to the mortise lock structure of another embodiment.

Figure 13 is the sectional view according to the mortise lock structure of another embodiment another visual angle in the unlocked state.

Figure 14 is the sectional view according to the stop assembly of the mortise lock structure of another embodiment.

Specific embodiment

Although the mortise lock structure of the utility model can be implemented by various ways, will combine herein attached Illustrative embodiments are described in detail in figure, it will be understood that, description herein should be considered as the original to mortise lock structure Reason is illustrated, it is not intended to which the main aspect of this paper is limited in illustrative embodiment.

Fig. 1 shows a kind of exemplary application scene of the mortise lock structure of embodiment according to the present utility model.Specifically Ground, mortise lock structure provided by the utility model can be used for locking on the inside ladder of pond emergency staircase and outside ladder.On the ground Pond, which is usually matched, is arranged with pond emergency staircase 10, and pond emergency staircase 10 generally includes inside ladder 100 and outside ladder 200, interior Two support rods 110 of side ladder 100 are arranged across pool wall of pool, and the support rod only on the inside of pond is equipped with step 120, there is no step on the support rod in outside.When in use, on the outside of pond, outside ladder 200 is fixedly connected on support rod 110, thus, user can successively get over outside ladder 200 and inside ladder 100 and enter in pond, or successively get over interior Side ladder 100 and outside ladder 200 and leave pond.When not in use, by mortise lock structure 300 that outside ladder 200 is fixed The top of 100 lateral branch strut 110 of ladder in inside.In this way, children can be effectively prevented removes outside ladder or outside without authorization Ladder, which is surprisingly fallen, injures people by a crashing object.

The mortise lock structure 300 of present embodiment is illustrated below in conjunction with Fig. 2 to Fig. 6.

The mortise lock structure 300 of present embodiment may include being suitable for and the first object (i.e. outside-supporting of inside ladder 100 Bar 110) fixed the first matching piece 3100, first matching piece 3100 can be female component.The mortise lock structure 300 is also Including the second matching piece 3200, it is suitable for fixed with the second object (i.e. outside ladder 200), and is suitable for and first cooperation The engagement of part 3100 locks, and second matching piece 3200 can be male component.Further, the mortise lock structure 300 is gone back Including stop assembly 3300, it is suitable for being operable to selectively prevent first matching piece 3100 and the second matching piece 3200 It is separated from the state of the engagement, i.e., the first matching piece 3100 and the second matching piece 3200 is maintained at lockup state, or allow First matching piece 3100 and the second matching piece 3200 are separated from the state of the engagement, even if the first matching piece 3100 and the Two matching pieces 3200 are in the unlocked state.Specifically, when not using outside ladder 200, the mortise lock structure 300 is by outside Ladder 200 is fixed on the top of inside ladder 100 and locking, in this way, children cannot remove outside ladder 200, and also can It prevents outside ladder 200 is unexpected from falling, improves the safety of entire pond emergency staircase；When it is desired to be used, by mortise lock structure 300 unlock, remove outside ladder 200, then, by outside ladder 200 support on the ground, while with the inside ladder 100 Lateral branch strut 110 it is fixed, so as to pond emergency staircase described in normal use.

In the present embodiment, first matching piece 3100 includes suitable for first main body fixed with inside ladder 100 3110, specifically, the support rod 110 of inside ladder 100 can pass through the fixation hole 3111 in the first main body 3110 of setting, this is solid The opposite side wall for determining hole 3111 is respectively provided with axis hole 3112, and it is right with axis hole 3112 that the upper part of the support rod 110 has The axis hole answered, by stretching across the axis hole 3112 of side and the axis hole of support rod 110 and from the axis hole of the other side 3112 bolt Out, fixation is then engaged with nut, so that the upper end of the first matching piece 3100 and inside ladder 100 be fixed.Certainly, this is practical It is novel without being limited thereto, other fixed forms can also be used, for example, the bolt can be replaced with bolt.In present embodiment In, in the first main body 3110, the side opposite with the fixation hole 3111 is equipped with locked groove 3113.

Second matching piece 3200 includes suitable for second main body 3210 fixed with outside ladder 200, specifically, second Main body 3210 is equipped with the slot 3211 for being suitable for engaging with the support rod of outside ladder 200, and the opposite side of the slot 3211 Wall has with axis hole 3212, the end portion of the support rod of the outside ladder 200 or close to the part of lower end and axis hole 3212 corresponding axis holes, by bolt is passed through side axis hole 3212 and the support rod axis hole and from the axis hole of the other side 3212 stretch out, and then engage and fix with nut, so that the second matching piece 3200 and outside ladder 200 is fixed.Certainly, this reality With novel without being limited thereto, other fixed forms can also be used, for example, the bolt can be replaced with bolt.In this embodiment party In formula, be equipped in second main body 3210 can at least partly with the locked groove 3113 engagement or isolated lock tongue group Part 3220.

In the present embodiment, second main body 3210 has lock tongue mounting hole 3213 and is located at the lock tongue mounting hole The sliding slot 3214 of 3213 lower sections, the lock tongue mounting hole 3213 in the same direction and are communicated with the sliding slot 3214.The bolt component 3220 are partially disposed in the lock tongue mounting hole 3213 and are extended partially into the sliding slot 3214, the bolt component 3220 are configured to move in the lock tongue mounting hole 3213 so that can from the part that the lock tongue mounting hole 3213 stretches out Into or leave the locked groove 3113.Also, the stop assembly 3300 is partially disposed in the sliding slot 3214, described to stop Dynamic component 3300 is configured to move in the sliding slot 3214 to engage or discharge the bolt component 3220, to prevent or Allow the movement of the bolt component 3220.

Specifically, the bolt component 3220 may include lock tongue 3221, it is at least partially situated at the lock tongue peace It fills outside hole 3213, and is suitable for engaging with the locked groove 3113 with merging, as shown in Figure 3 and Figure 4.Wherein, the lock tongue and lock The structure of slot can be known in the art any lock tongue and hinge slot structure.The bolt component 3220 further includes connecting rod 3222, It connect with the lock tongue 3221, is arranged in the lock tongue mounting hole 3213 and is extended partially into the sliding slot 3214, institute Connecting rod 3222 is stated to be configured to move in the lock tongue mounting hole 3213 so that the lock tongue 3221 enters the locked groove 3113 (as shown in Figure 3,4) leave the locked groove 3113 (as shown in Figure 5).The bolt component 3220 further includes latch bolt spring 3223, it is arranged between the lock tongue 3221 and the bottom of the lock tongue mounting hole 3213 and surrounds the connecting rod 3222, Suitable for driving the lock tongue 3221 to enter the locked groove 3113.

In the present embodiment, as shown in Figures 2 and 3, the length direction of the lock tongue mounting hole 3213 and the sliding slot 3214 length direction is in the same direction.It is equipped with clamping groove 3215 and guide groove 3216 in the side wall of the sliding slot 3214, In, clamping groove 3215 connect and communicates with the clamping groove 3215 close to 3213 side of lock tongue mounting hole, guide groove 3216, I.e. guide groove 3216 extends from clamping groove 3215, and the size of the guide groove 3216 is less than the ruler of the clamping groove 3215 It is very little.

In conjunction with Fig. 2 and Fig. 3 it is found that the stop assembly 3300 include sliding part 3310, guide rod 3320, handle 3330, Barrier sheet 3340, retaining spring 3350 and bolt 3360.The sliding part 3310 be arranged in the sliding slot 3214 and with institute State the end connection for putting in the sliding slot 3214 of connecting rod 3222.For example, sliding part 3310 is hollow structure, one end, which has, to be opened Oral area, the other end have bottom, the hole which there is connecting rod 3222 can extend into.The connecting rod 3222 puts in sliding part 3310 end has threaded hole, and the hole of barrier sheet 3217 and the threaded hole of 3222 end of connecting rod are passed through by bolt 3218 In conjunction with, also, the size of barrier sheet 3217 is greater than the diameter in the hole of the bottom of the sliding part 3310.Pass through bolt as a result, 3218, connecting rod 3222 is fixedly connected by barrier sheet 3217 with sliding part 3310.The side of the sliding part 3310 connects guide rod 3320 one end, for example, the two can be integrally formed or or be connected by welding or other modes.Guide rod 3320 The other end passes through the guide groove 3216 and extends to the outside of the sliding slot 3214, and connect with handle 3330.The hand Handle 3330 has hollow structure, be arranged to store the guide rod 3320 and can relative to the guide rod 3320 it is mobile with Expose or cover the guide rod 3320, wherein the guide rod 3320 of exposing is suitable for sliding along the guide groove 3216, that is, is oriented to The size of bar 3320 is less than the size of guide groove 3216.But the size of the tail end 3332 of the handle 3330 is less than the card The size of access slot 3215 but the size for being greater than the guide groove 3216, in other words, the tail end 3332 of the handle 3330 can It is contained in the clamping groove 3215 but cannot be contained in guide groove 3216, that is, handle 3330 can be stuck in clamping groove 3215 In, the mortise lock structure 300 is thus locked, as shown in Figure 3.The barrier sheet 3340 the head of handle 3,330 3333 with it is described The end of the stretching sliding slot 3214 of guide rod 3320 is fixedly connected, specifically, the end of guide rod 3320 has screw thread Hole, it is by bolt 3360 that barrier sheet 3340 and guide rod 3320 is fixed, the barrier sheet 3340 and the handle 3330 it Between be arranged retaining spring 3350, retaining spring 3350 can around the guide rod 3320 arrange, to drive the handle 3330 Into in the clamping groove 3215.

When horizontal direction pulls handle 3330, as shown in figure 3, the direction shown in the arrow H pulls handle 3330, overcome only It moves the elastic force of spring 3320, so that the tail portion 3332 of handle 3330 is exited from clamping groove 3215, i.e. releasing lockup state, and expose Guide rod 3320.At this point, the tail end 3332 of handle 3330 is connected to the outside of sliding slot 3214 under the action of retaining spring 3350, As shown in Figure 6.In this case, pulled down handle 3330, the direction shown in the arrow D drive guide rod 3320 along guiding Slot 3216 moves down, and guide rod 3320 drives sliding shoe 3,310 3214 to move down along the chute in turn, and sliding shoe 3310 is in turn Drive lock tongue 3221 that the elastic force of latch bolt spring 3223 is overcome to move by connecting rod 3222, so that lock tongue 3221 leaves locked groove 3113, i.e. mortise lock structure 300 unlocks, as shown in Figure 5,6.In this way, outside ladder 200 can be removed from inside ladder 100.Instead It, unlocked state shown in Fig. 6, user's release handle 3330, under the elastic force effect of latch bolt spring 3223, automatic driving lock Tongue 3221 is (as shown by arrow A) mobile upwards, and then drives sliding shoe 3310 to move up by connecting rod 3222, when lock tongue 3221 When into locked groove 3113, sliding shoe 3310 drives guide rod 3320 to enter clamping groove 3215, due to the tail end 3332 of handle 3330 Size be less than clamping groove 3215 size, therefore, retaining spring 3350 elastic force effect under, the tail end 3332 of handle 3330 It automatically into (along the direction opposite with arrow H) clamping groove 3215 and is locked in clamping groove 3215, that is, enters lockup state, As shown in Figure 3.As it can be seen that the function of locking automatically may be implemented by latch bolt spring 3223 and retaining spring 3350.Certainly, this reality With novel without being limited thereto, also can be omitted one of latch bolt spring 3223 and retaining spring 3350 or both, with realize half from Dynamic or purely manual lock operation.

Fig. 7 shows the exemplary application scene of the mortise lock structure of another embodiment according to the present utility model.At this In embodiment, on the ground in the matched pond emergency staircase 20 in pond, two support rods 110 of inside ladder 100 are across pond Pool wall, and the support rod only on the inside of pond is equipped with step 120, does not have step on the support rod in outside.When in use, exist On the outside of pond, outside ladder 200 is fixedly connected on support rod 110, thus, user can successively get over outside 200 He of ladder Inside ladder 100 and enter pond in, or successively get over inside ladder 100 and outside ladder 200 and leave pond.Do not make Outside ladder 200 is fixed on the top of the lateral branch strut 110 of inside ladder 100 by mortise lock structure 400 by the used time.In this way, Can be effectively prevented children remove without authorization outside ladder or outside ladder surprisingly fall and injure people by a crashing object.

The mortise lock structure 400 of present embodiment is discussed in detail below in conjunction with Fig. 8 to Figure 14.

Similar with mortise lock structure 300, the mortise lock structure 400 of present embodiment may include being suitable for the first object (in i.e. The lateral branch strut 110 of side ladder 100) fixed the first matching piece 4100, first matching piece 4100 can be female portion Part.The mortise lock structure 400 further includes the second matching piece 4200 as male component, is suitable for and the second object (i.e. outside Ladder 200) it is fixed, and be suitable for engaging with first matching piece 4100 and lock.Further, the mortise lock structure 400 Further include stop assembly 4300, is suitable for being operable to selectively prevent first matching piece 4100 and the second matching piece 4200 separate from the state of the engagement, i.e., the first matching piece 4100 and the second matching piece 4200 are maintained at lockup state, or First matching piece 4100 and the second matching piece 4200 is allowed to separate from the state of the engagement, even if the first matching piece 4100 It is in the unlocked state with the second matching piece 4200.Specifically, passing through the mortise lock structure when not using outside ladder 200 400 are fixed on outside ladder 200 top and the locking of inside ladder 100, in this way, children cannot remove outside ladder 200, Also it can prevent from falling other than the ladder 200 of outside, improve the safety of entire pond emergency staircase；When it is desired to be used, by mortise lock Structure 400 unlocks, and can remove outside ladder 200, and on the ground by the support of outside ladder 200, while terraced with the inside The lateral branch strut 110 of son 100 is fixed, so as to pond emergency staircase described in normal use.

In the present embodiment, first matching piece 4100 includes suitable for first main body fixed with inside ladder 100 4110, specifically, the support rod 110 of inside ladder 100 can pass through the fixation hole 4111 being arranged in the first main body 4110, Gu The opposite side wall for determining hole 4111 is respectively provided with axis hole 4112, and it is right with axis hole 4112 that the upper part of the support rod 110 has The axis hole answered, by stretching across the axis hole 4112 of side and the axis hole of support rod 110 and from the axis hole of the other side 4112 bolt Out, it then fixes and engages with nut, so that the upper end of the first matching piece 4100 and inside ladder 100 be fixed.Certainly, this reality With novel without being limited thereto, other fixed forms can also be used, for example, the bolt can be replaced with bolt.In this embodiment party In formula, in the first main body 4110, the side opposite with the fixation hole 4111 is equipped with locked groove 4113.

Second matching piece 4200 includes suitable for second main body 4210 fixed with outside ladder 200, specifically, second Main body 4210 is equipped with the mounting hole 4211 being adapted to fit on the support rod of outside ladder 200, and mounting hole 4211 is opposite Side wall there is axis hole 4212, the end portion of the support rod of the outside ladder 200 or have and axis close to the part of lower end The corresponding axis hole in hole 4212, by bolt is passed through side axis hole 4212 and the support rod axis hole and from the axis hole of the other side 4212 stretch out, and then fix and engage with nut, so that the second matching piece 4200 and outside ladder 200 is fixed.Certainly, this reality With novel without being limited thereto, other fixed forms can also be used, for example, the bolt can be replaced with bolt.In this embodiment party In formula, be equipped in second main body 4210 can at least partly with the locked groove 4113 engagement or isolated lock tongue group Part 4220.

In the present embodiment, second main body 4210 has lock tongue mounting hole 4213 and is located at the lock tongue mounting hole The sliding slot 4214 of 4213 lower sections, the lock tongue mounting hole 4213 is vertical with the sliding slot 4214 and communicates.The bolt component 4220 are partially disposed in the lock tongue mounting hole 4213 and are extended partially into the sliding slot 4214, the bolt component 4220 are configured to move in the lock tongue mounting hole 4213 so that can from the part that the lock tongue mounting hole 4213 stretches out Into or leave the locked groove 4113.Also, the stop assembly 4300 is partially disposed in the sliding slot 4214, described to stop Dynamic component 4300 is configured to move in the sliding slot 4214 to engage or discharge the bolt component 4220, to prevent or Allow the movement of the bolt component 4220.

Specifically, the bolt component 4220 may include lock tongue 4221, it is at least partially situated at the lock tongue peace It fills outside hole 4213, and is suitable for engaging with the locked groove 4113 with merging, as shown in Figures 9 to 11.Wherein, the lock tongue and lock Slot can have the structure of lock tongue known in the art, locked groove.The bolt component 4220 further includes connecting rod 4222, and described Lock tongue 4221 connects, and is arranged in the lock tongue mounting hole 4213 and is extended partially into the sliding slot 4214, described second matches Component 4200 further includes handle 4230, and the handle 4230 and the connecting rod 4222 pass through the sliding slot 4214 and from described the The end connection that two main bodys 4210 are stretched out.For example, the end of the connecting rod 4222 has threaded hole, the handle 4230, which has, to be held Receive the space of 4222 end of connecting rod, the bottom in the space has through-hole, and bolt 4240 passes through the through-hole and enters connecting rod 4222 Threaded hole is simultaneously engaged with the screw thread inside threaded hole, and handle 4230 is fixedly connected with connecting rod 4222.By pulling handle 4230, move the connecting rod 4222 in the lock tongue mounting hole 4213, so that the lock tongue 4221 be made to enter the locked groove 4113 (as shown in Figs. 9 to 11) leave the locked groove 4113 (as shown in Figure 12,13).The bolt component 4220 further includes lock Tongue spring 4223 is arranged between the lock tongue 4221 and the bottom of the lock tongue mounting hole 4213 and around the connecting rod 4222, suitable for driving the lock tongue 4221 automatically into the locked groove 4113 when pulling down and release handle 4230.

In the present embodiment, the connecting rod 4222 is equipped with recess 4224.Also, the stop assembly 4300 includes hand Portion 4310 and extension 4320 are held, the hand-held part 4310 is at least partially situated at outside the sliding slot 4214, the extension 4320 connect with the hand-held part 4310, extend at least partially into the sliding slot 4214, in this example, extension 4320 The other end is extended to from one end of sliding slot 4214.As shown in figure 14, the extension 4320 is equipped with card slot 4321.User passes through Hand-held part 4310, which operates extension 4320, moves it in the sliding slot 4214, to make the card slot 4321 and the recess 4224 engage or separate.

When lock tongue 4221 moves into the locked groove 4113 under the elastic force effect of latch bolt spring 4223, and and locked groove 4113 engagements, at this point, as shown in figure 9, moving extension 4320 along the direction arrow L along the direction arrow L pulling hand-held part 4310 It is dynamic, thus, as shown in figure 11, card slot 4321 is engaged with recess 4224, and the first matching piece 4100 and the second matching piece 4200 are protected It holds in lockup state.Can be effectively prevented children remove without authorization outside ladder or outside ladder surprisingly fall and injure people by a crashing object.

Under the lockup state, as shown in figure 12, hand-held part 4310 is pushed along the direction arrow R, makes 4320 edge of extension The direction arrow R is mobile, thus, card slot 4321 is separated with recess 4224, meanwhile, along the direction arrow D knob handle 4230, make lock tongue 4221 overcome the elastic force of latch bolt spring 4223 and leave locked groove 4113.Thus, it is possible to make the first matching piece 4100 and the second cooperation Part 4200 separates, in the unlocked state, as shown in figure 13.In this way, outside ladder 200 can be removed from inside ladder 100.

In optional embodiment, it is convenient to omit latch bolt spring 4223 realizes locking behaviour by Manual operation handle 4230 Make.

Although illustrating some embodiments herein, it, can under the premise of not departing from the utility model in essence It is all these to deform the design for still falling within the utility model to carry out various modifications to these embodiments, and fall into this reality The protection scope defined by novel claim.

Specific embodiment disclosed herein is only used for illustrating the principles of the present invention, for art technology For personnel, it is clear that can carry out various modifications according to the teaching of this article, can using it is various it is equivalent by the way of implement that this is practical Novel, therefore, the utility model specific embodiment disclosed above is only exemplary, and protection scope is not by herein The details of disclosed construction or design is limited, unless being otherwise noted in the claims.Therefore, specific example disclosed above Property embodiment can carry out various replacements, combination or modification, all deformations both fall in range disclosed herein.It is lacking Few any element not specifically disclosed herein or in the case where lacking optional component disclosed herein, disclosure exemplified here Mortise lock structure can still be appropriately carried out.All numerical value and range disclosed above can also centainly be changed.Whenever open Numberical range with lower and upper limit, fall into any numerical value within the scope of this and it is any by comprising range all by specifically It discloses.Specifically, any range of numerical value disclosed herein can be regarded as listing in broader numerical Any value and range.Equally, unless applicant is explicitly and clearly defined otherwise, the term in claim has them Clear, common meaning.

In addition, the quantity of the component in claims includes one or at least one, unless otherwise indicated.If this reality With in novel word or term in other documents usage or meaning there are inconsistent, then should with the utility model institute Subject to definition.

Claims (15)

1. a kind of suitable for by the mortise lock structure of two object locks, which is characterized in that the mortise lock structure includes:

First matching piece, suitable for being fixed with the first object；

Second matching piece suitable for fixing with the second object, and is suitable for engaging with first matching piece；And

Stop assembly, suitable for being operable to selectively prevent or first matching piece and the second matching piece being allowed to connect from described The state of conjunction separates.

2. mortise lock structure as described in claim 1, which is characterized in that

First matching piece includes suitable for first main body fixed with first object, wherein is set in first main body There is locked groove；

Second matching piece includes suitable for second main body fixed with second object, wherein is pacified in second main body Equipped with can at least partly with the locked groove engagement or isolated bolt component.

3. mortise lock structure as claimed in claim 2, which is characterized in that second main body, which has lock tongue mounting hole and is located at, is somebody's turn to do Sliding slot below lock tongue mounting hole, the lock tongue mounting hole are communicated with the sliding slot；

Wherein, the bolt component is partially disposed in the lock tongue mounting hole and is extended partially into the sliding slot, institute Bolt component is stated to be configured to move in the lock tongue mounting hole so that can be into from the part that the lock tongue mounting hole stretches out Enter or leave the locked groove；And

Wherein, the stop assembly is partially disposed in the sliding slot, and the stop assembly is configured to can in the sliding slot Movement is to engage or discharge the bolt component, to prevent or allow the movement of the bolt component.

4. mortise lock structure as claimed in claim 3, which is characterized in that the bolt component includes:

Lock tongue is at least partially situated at outside the lock tongue mounting hole, and is suitable for cooperating with the locked groove；

Connecting rod is connect with the lock tongue, is arranged in the lock tongue mounting hole and is extended partially into the sliding slot, the connecting rod It is configured to move in the lock tongue mounting hole so that the lock tongue enters or leave the locked groove.

5. mortise lock structure as claimed in claim 4, which is characterized in that the bolt component further includes latch bolt spring, and setting exists Between the lock tongue and the bottom of the lock tongue mounting hole, it is suitable for that the lock tongue is driven to enter the locked groove.

6. mortise lock structure as claimed in claim 5, which is characterized in that the latch bolt spring surrounds the linkage arrangement.

7. mortise lock structure as claimed in claim 5, which is characterized in that the length direction and the sliding slot of the lock tongue mounting hole Length direction it is vertical.

8. mortise lock structure as claimed in claim 7, which is characterized in that second matching piece further includes handle, the handle It connect, is suitable for by user's operation so that described with the connecting rod across the sliding slot and from the end that second main body is stretched out Lock tongue overcomes the elastic force of the spring and leaves the locked groove.

9. mortise lock structure as claimed in claim 8, which is characterized in that the connecting rod is equipped with recess；

Also, the stop assembly includes:

Hand-held part is at least partially situated at outside the sliding slot, is suitable for by user's operation；

Extension is connect with the hand-held part, is extended at least partially into the sliding slot, and the extension is equipped with card slot And it is configured to be moved in the sliding slot so that the card slot is engaged or separated with the recess.

10. mortise lock structure as claimed in claim 5, which is characterized in that the length direction of the lock tongue mounting hole and the cunning The length direction of slot is in the same direction.

11. mortise lock structure as claimed in claim 10, which is characterized in that the side wall of the sliding slot includes

Clamping groove, close to lock tongue mounting hole side,

Guide groove connect and communicates with the clamping groove, and the size of the guide groove is less than the size of the clamping groove.

12. mortise lock structure as claimed in claim 11, which is characterized in that the stop assembly includes:

Sliding part is arranged in the sliding slot and connect with the end for putting in the sliding slot of the connecting rod；

Guide rod, one end are fixedly connected with the sliding part, and the other end passes through the guide groove and extends to the outer of the sliding slot Portion, the guide rod are suitable for sliding along the guide groove；

Handle is arranged to store the guide rod and can move relative to the guide rod to reveal with hollow structure The guide rod out, the handle are suitable for being stuck in the clamping groove.

13. mortise lock structure as claimed in claim 12, which is characterized in that the tail end size of the handle is less than the clamping groove Size but be greater than the guide groove size.

14. mortise lock structure as claimed in claim 12, which is characterized in that the stop assembly further include:

Barrier sheet is fixedly connected with the end of the stretching sliding slot of the guide rod；

Retaining spring is arranged between the barrier sheet and the handle, to drive the handle to enter in the clamping groove.

15. mortise lock structure as claimed in claim 14, which is characterized in that the retaining spring is arranged around the guide rod.