CN205314714U - Track traffic la saimen's lock and draw cock thereof - Google Patents

Abstract

The utility model discloses a track traffic la saimen's lock and draw cock thereof, including the lock body and accept the blocked mechanical system in the lock body, blocked mechanical system is including the lock fork, the lock fork articulates in fixing the first fixed axle on the lock body, and just the lock fork moves around this first solid fixed axis rotation through the first pneumatic source tape of locating on the lock body, the pusher dog for it is spacing that the lock is pitched, the pusher dog is fixed in and rotates the pusher dog axle of connecting on the lock body, the one end of pusher dog axle is equipped with the swing arm, the rotation of swing arm is controlled by the pneumatic source of the second of fixing on the lock body, wherein the lock is stuck and is fixed with one end and connects in the lock body and order about the first elastic component that lock fork resets, being fixed with one end on the pusher dog and connecting in the lock body and order about the second elastic component that the pusher dog restores to the throne, the leakproofness has been guaranteed to la saimen's pressurization in the back of locking, improve simultaneously lock with releasing process in precision and execution speed.

Description

The door lock of a kind of track traffic folding door and folding door thereof

Technical field

The utility model relates to a kind of rail traffic vehicles car door, more specifically, it relate to a kind of rail transit train folding door door lock and with the folding door of this door lock.

Background technology

In the unlatching and closedown process of track vehicle electric stopping sliding door, it is necessary to have safe and reliable lock to close reconciliation lock control mechanism, normal closedown and the unlatching of stopping sliding door door leaf could be realized. And vehicle turnover tunnel and train and train are when crossing, cause the discomfort such as passenger's tinnitus owing to air pressure reason causes air-flow increase to send harshness, therefore that car door pressure seal is especially important.

Practical novel content

For the deficiency that prior art exists, first object of the present utility model is that providing a kind of opens and closes soon, the door lock of the rail transit train folding door that stopping property is high.

2nd object of the present utility model is that providing a kind of opens and closes soon, the folding door of the rail transit train that stopping property is high.

For realizing above-mentioned first object, the utility model provides following technical scheme: the door lock of a kind of track traffic folding door, the blocking mechanism comprising lock body and being contained in lock body, and described blocking mechanism comprises:

Lock fork, described lock fork is articulated with the first stationary shaft being fixed on lock body, and lock fork is rotated around this first stationary shaft by the first pneumatic source drive being located on lock body;

Pusher dog, spacing for lock fork, described pusher dog is fixed on the pusher dog axle being rotatably connected on lock body, and one end of described pusher dog axle is provided with swing arm, and the rotation of described swing arm is controlled by the 2nd pneumatic source being fixed on lock body;

Wherein said lock fork is fixed with one end be connected to lock body and order about the first elasticity part that lock fork resets, described pusher dog is fixed with one end and is connected to lock body and orders about the 2nd elasticity part that pusher dog resets.

By adopting technique scheme, first pneumatic source drives lock fork to rotate as the propulsion source of locking of door lock, it is spacing that lock fork rotates through pusher dog, and the 2nd pneumatic source is as the unblock propulsion source drive swing arm rotation of door lock, swing arm drives whole pusher dog axle to rotate while rotating, the rotation of pusher dog axle drives pusher dog to rotate disengage with lock fork spacing again, lock fork resets unblock under the effect of the first elasticity part, two pneumatic source realization is adopted to lock fast with the process action unlocked, act on big and precision height, door lock carries out spacing pressurize by pusher dog after locking, after folding door is closed, pressure seal is better.

As preferably, described lock fork being offered the abut against with pusher dog first spacing breach and the 2nd spacing breach, described first spacing breach and the 2nd stepped distribution of spacing breach.

By adopting technique scheme, lock fork is driven by the first pneumatic source and rotates, first pneumatic source due to produce instantaneous force excessive, the process of locking the firmly excessive damage causing lock fork and other parts can be caused, utilize the first spacing breach that ladder shape distributes and the 2nd spacing breach to coordinate with pusher dog and spacing play the effect cushioning and locking, pusher dog first snaps fit onto and plays one on the first spacing breach and tentatively lock and finally complete, on the 2nd spacing breach, the process of locking snapping fit onto, in the process of locking, two lock forks can press down pusher dog simultaneously, and the 2nd elasticity part on pusher dog can play the reactive force that a buffering lock fork is locked when pressing down pusher dog, lock fork is avoided to be subject to excessive reactive force under double buffering effect.

As preferably, described first pneumatic source and the 2nd pneumatic source are cylinder.

By adopting technique scheme, pneumatic source selects cylinder, and stroke is big, and structure is simply easy to installation and maintenance, and precision height after the fast travel settings of the action of cylinder, thus realize the lock fork that drives by cylinder and pusher dog lock with releasing process action soon and positioning precision height.

As preferably, described first pneumatic source comprises:

First cylinder body, described first cylinder body is rotationally connected with the 2nd stationary shaft being fixed on lock body;

Stretch the first cylinder axis on the first cylinder body, and described first cylinder axis is connected with lock fork by the coupling shaft worn, and the flexible drive lock fork of described first cylinder axis is rotated.

By adopting technique scheme, the rotation of lock fork is eccentric rotary, and lock fork is driven by the first pneumatic source, rotates around the 2nd stationary shaft while the first cylinder axis of the first pneumatic source is flexible, and smooth realization drives the eccentric rotary of lock fork, ensures the precision locked.

As preferably, described pusher dog axle comprises the axle body being arranged in lock body, the first axle sleeve of being located on axle body respectively, pusher dog, the 2nd axle sleeve and swing arm, the axle section that described pusher dog coordinates with swing arm is square axis section, four square holes coordinated with square axis section offered by described pusher dog with swing arm, and described first axle sleeve, pusher dog, the 2nd axle sleeve and swing arm are close to mutually fixing by being fixed on the screw at axle body two ends.

By adopting technique scheme, first axle sleeve and the 2nd axle sleeve ensure the running clearance of axle body, and improve efficiency of assembling, pusher dog adopts square axis to coordinate four square holes and axle body to fix reliable and stable with swing arm, swing arm is as auxiliary part, pusher dog is as main part, and the rotation of the rotating band moving axis body of swing arm drives pusher dog to drive again and realizes reliable and stable releasing process.

As preferably, described first axle sleeve is the nothing oil lining that brass is made, and the described 2nd is provided with planchet sheet between axle sleeve and swing arm.

By adopting technique scheme, the handiness that the axle body replacing common axle sleeve without oil lining and increasing selecting that brass makes rotates and wear resistance, improve again efficiency of assembling while ensure that running clearance in conjunction with the setting of planchet sheet, improve further and unlock precision.

As preferably, described first elasticity part is integral type and the both ends of the surface being connected to lock fork, described 2nd elasticity part is all integral type and is connected to the both ends of the surface of pusher dog.

By adopting technique scheme, first elasticity part integral type is made, and the both ends of the surface being connected to lock fork replace existing monolateral fixing, avoid an axial force owing to lock fork being produced during monolateral setting, ensure lock fork easy motion under the effect of the first elasticity part; Same 2nd elasticity part arranges guarantee easy motion on pusher dog, and then improves and lock and accurately the carrying out of releasing process.

As preferably, described lock body comprises the mounting plate of bottom and mounting plate extends baffle plate vertically upward, and multiple groove has been offered in the bottom surface of described mounting plate, forms grid reinforcing rib between adjacent grooves, and described baffle plate has been offered multiple through hole.

By adopting technique scheme, first the groove offered on the mounting plate of lock body alleviates the weight of lock body, and adjacent grooves offers the intensity that the grid reinforcing rib formed improves mounting plate, produce the unfavorable factors such as pore, trachoma, distortion when avoiding casting simultaneously, minimizing contact area is offered due to multiple groove in the bottom surface of mounting plate, the working accuracy in later stage is low, improve quality of fit, the porous offered on baffle plate alleviates the weight of lock body equally, can reduce lock body deformability to the impact of verticality and spacing.

As preferably, described baffle plate is extending vertically the first positioning round table and the 2nd positioning round table, described first stationary shaft is arranged on the first positioning round table and the end face of lock fork is connected to the end face of the first positioning round table, described axle body is arranged in the 2nd positioning round table, and the end face of described pusher dog is connected to the end face of the 2nd positioning round table.

By adopting technique scheme, one end of lock fork and pusher dog abut to respectively the end face of the first positioning round table and the 2nd positioning round table carries out spacing, improving efficiency of assembling, and adopt round platform positioning element that lock fork and pusher dog is spacing, the stability of round platform and the big energy of intensity resist bigger axial force.

For realizing above-mentioned the 2nd object, the utility model provides following technical scheme: a kind of stopping sliding door, comprises above-mentioned door lock.

By adopting technique scheme, utilizing this door lock to carry out, precision height fast with unblock action of locking, process of locking pressurization is big, carries out pressurize after locking so that stopping sliding door pressurization is closed and improved stopping property, opens rapidly.

Compared with prior art, the utility model has the advantage of:

1, action drive lock fork and pusher dog rotate separately to utilize two pneumatic source, it is achieved locking and releasing process of quick high precision again;

2, the spacing breach of stepped first offered in lock fork coordinates with pusher dog with the 2nd spacing breach, the process of locking is cushioned, reach fast and lock stably while improving precision of locking;

3, pusher dog shaft design adds handiness and the wear resistance of rotation, ensure that running clearance improves efficiency of assembling;

4, locking the design of body, offered the via design on the grid reinforcing rib and baffle plate that are formed by groove, what reduce the Quality advance setting accuracy of locking body ensure that intensity simultaneously.

Accompanying drawing explanation

Fig. 1 is the structural representation of door lock;

Fig. 2 is lock fork and the first pneumatic source scheme of installation on lock body;

Fig. 3 is the first stationary shaft scheme of installation in lock fork;

Fig. 4 is the scheme of installation of pusher dog on lock body;

Fig. 5 is the scheme of installation of pusher dog axle on lock body;

Fig. 6 is the structural representation of blocking mechanism;

Fig. 7 is the schematic diagram that pusher dog axle coordinates with the 2nd pneumatic source;

Fig. 8 is the exploded perspective view of pusher dog axle;

Fig. 9 is lock fork is the view after unlocking;

Figure 10 is the state graph of lock fork one-level when locking;

Figure 11 is the state graph after lock fork complete locking;

Figure 12 is the front view of lock fork;

Figure 13 is the axonometric drawing of lock body;

Figure 14 is the structural representation of lock body mounting plate.

In figure: 1, lock body; 11, mounting plate; 111, groove; 112, grid reinforcing rib; 12, baffle plate; 121, through hole; 13, top board; 14, the first stationary shaft; 141, jump ring; 15, the 2nd stationary shaft; 16, the 3rd stationary shaft; 17, the 4th stationary shaft; 18, the 2nd positioning round table; 19, the first positioning round table; 2, lock fork; 21, prong;22, the first lock fork hole; 221, boss; 23, the 2nd lock fork hole; 24, the first spacing breach; 25, the 2nd spacing breach; 26, the 3rd spacing breach; 27, the 4th spacing breach; 28, the first elasticity part; 3, pusher dog; 31, the 2nd elasticity part; 4, the first pneumatic source; 41, the first cylinder axis; 42, the first cylinder body; 43, coupling shaft; 5, the 2nd pneumatic source; 51, the 2nd cylinder axis; 52, the 2nd cylinder body; 6, axle body; 61, the first axle section; 62, the 2nd axle section; 63, the 3rd axle section; 64, the 4th axle section; 7, the first axle sleeve; 8, the 2nd axle sleeve; 81, planchet sheet; 9, swing arm; 91, four square hole; 10, screw; 20, spacing screw.

Embodiment

Below in conjunction with accompanying drawing and be described in further detail practicality is novel by specific embodiment, following examples are descriptive, are not limited protection domains of the present utility model.

Embodiment one

See Fig. 1, Figure 13 and Figure 14, the door lock of a kind of track traffic folding door comprises lock body 1 and the blocking mechanism being housed in lock body 1. Lock body 1 comprises the mounting plate 11 of bottom, the top board 13 at top and extending vertically in two pieces of baffle plates 12 of mounting plate 11, top board 13 is connected by baffle plate 12 with mounting plate 11, baffle plate 12 is offered the weight that multiple through hole 121 reduces lock body 1, multiple groove 111 has been offered in the bottom surface of mounting plate 11, adjacent grooves 111 forms grid reinforcing rib 112, and the arranging of groove 111 reduces the weight of lock body 1 equally. Blocking mechanism is located between two baffle plates 12, the first pneumatic source 4 that blocking mechanism comprises lock fork 2 and drives lock fork 2 to rotate.

See Fig. 2, Fig. 3 and Fig. 6, select cylinder as the first pneumatic source 4, first pneumatic source 4 comprises the first cylinder body 42, stretches at the first cylinder axis 41 of the first cylinder body 42, wears and be fixed with a coupling shaft 43 in the radial direction of the first cylinder axis 41, and the other end of coupling shaft 43 is located in lock fork 2; First cylinder body 42 is equipped with the 2nd stationary shaft 15,2nd stationary shaft 15 runs through two pieces of baffle plates 12, and all spacing by jump ring 141 at the two ends of the 2nd stationary shaft 15, while the first flexible drive lock fork 2 of cylinder axis 41, realize the rotation of the first cylinder body 42 around the 2nd stationary shaft 15; It is equipped with the first stationary shaft 14, first stationary shaft 14 in lock fork 2 and runs through two pieces of baffle plates 12, fixing and spacing by jump ring 141 in one end of the first stationary shaft 14. The both ends of the surface of lock fork 2 are to being connected to the first elasticity part 28, first elasticity part 28 is integral type and is connected with the 3rd stationary shaft 16 being fixed between two baffle plates 12, adopting torsion spring to act on lock fork 2 as the first elasticity part 28, first elasticity part 28 makes lock fork 2 have the trend of reset all the time. Extending vertically on a baffle plate 12 wherein have the first positioning round table 19, the end face that the diameter of the first positioning round table 19 is less is arranged towards lock fork 2, the end face of lock fork 2 is connected to the first positioning round table 19 upper limit, and the first positioning round table 19 is also offered and run through hole for what the first stationary shaft 14 wore.

Composition graphs 6 and Figure 12, lock fork 2 is further described, lock fork 2 has a prong 21, the end face of lock fork 2 has been offered the first lock fork hole 22 and the 2nd lock fork hole 23 respectively up and down, first lock fork hole 22 wears for the first stationary shaft 14, the handiness rotated for improving arranges bearing in the first lock fork hole 22, and this bearing housing is located on the first stationary shaft 14, and the 2nd lock fork hole 23 wears connection for coupling shaft 43.

Both ends of the surface in lock fork 2 are extending vertically respectively cylindrical end tangs 221, and boss 221 is arranged with the first lock fork hole 22 is concentric, and the first elasticity part 28 is set on two boss 221;Lock fork 2 has been offered the 4th spacing breach 27 in the circumferential successively, first spacing breach 24, 2nd spacing breach 25 and the 3rd spacing breach 26, 4th spacing breach 27 and the 3rd spacing breach 26 are located at the upper and lower surface of lock fork 2 respectively, first spacing breach 24 and the 2nd spacing breach 25 are ladder-like arranged, the one end of the first elasticity part 28 being set on lock fork 2 side boss 221 is connected through the 4th spacing breach 27 with the first elasticity part 28 being set on another side boss 221 of lock fork 2, and one end of the first elasticity part 28 extension is hooked on the 3rd stationary shaft 16, 3rd spacing breach 26 excessive realizes (Fig. 1) by being arranged on the spacing screw 20 in baffle plate 12 upper end for preventing lock fork 2 from rotating, spacing screw 20 can be connected to the effect that the 3rd spacing breach 26 plays block piece.

See Fig. 8, described blocking mechanism also comprises pusher dog 3, pusher dog 3 is fixed on pusher dog axle, the swing arm 9 that pusher dog axle comprises axle body 6 and is set in successively on axle body 6, 2nd axle sleeve 8 and the first axle sleeve 7, axle body 6 is divided into four axle sections, it is respectively the first axle section 61, 2nd axle section 62, 3rd axle section 63 and the 4th axle section 64, wherein the first axle section 61 and the 3rd axle section 63 square axis respectively, swing arm 9 is fixed in the first axle section 61, 2nd axle sleeve 8 is set in the 2nd axle section 62, pusher dog 3 is fixed in the 3rd axle section 63, first axle sleeve 7 is set in the 4th axle section 64, four square holes 91 owing to square axis coordinates are offered in swing arm 9 with pusher dog 3, fix with four coordinating of square hole 91 when swing arm 9 and pusher dog 3 are enclosed within axle body 6 by square axis, the rotating band movable pendulum arm 9 of axle body 6 and the rotation of pusher dog 3, both rotations also can the rotation of band moving axis body 6 afterwards, it is provided with planchet sheet 81 between the 2nd axle sleeve 8 and swing arm 9, adjustment running clearance, and the oily lining of nothing that the first axle sleeve 7 selects brass with the level to make, gac is being adopted to carry out the lubrication to axle body 6 without in oil lining circumference, after all parts are set in axle body 6, it is threadedly connected to axle body 6 by screw 10 carry out axial limiting and fix.

Composition graphs 4 to Fig. 7, pusher dog axle after having assembled is arranged in baffle plate 12, the top board 13 of lock body 1 is fixed with the 2nd pneumatic source 5 by screw, same employing cylinder is as the 2nd pneumatic source 5, the 2nd cylinder axis 51 that 2nd pneumatic source 5 comprises the 2nd cylinder body 52 and stretches in the 2nd cylinder body 52, swing arm 9 is just arranged by the 2nd cylinder axis 51, extending vertically on the baffle plate 12 of lock body 1 have the 2nd positioning round table 18, the end face that same 2nd positioning round table 18 diameter is little is arranged towards pusher dog 3, pusher dog 3 realizes the location to pusher dog 3 by being connected on the 2nd positioning round table 18, to being connected to the 2nd elasticity part 31 in the both ends of the surface of pusher dog 3, adopt torsion spring as the 2nd elasticity part 31, and the 2nd elasticity part 31 be integral type, one end extension of the 2nd elasticity part 31 is hooked on the 4th stationary shaft 17 being fixed between two baffle plates 12, 2nd elasticity part 31 makes pusher dog 3 remain the trend of reset.

See Fig. 9 to Figure 11, locking of this door lock is analyzed with unblock: the first pneumatic source 4 is as cylinder of locking, when the first pneumatic source 4 action, first cylinder axis 41 is flexible drives lock fork 2 to rotate clockwise around the first stationary shaft 14, the first spacing breach 24 and the 2nd spacing breach 25 in lock fork 2 circumference turn over pusher dog 3 successively, Figure 10 is first grade of view locked, and now pusher dog 3 is connected on the first spacing breach 24; Figure 11 is the view that second gear is locked, now pusher dog 3 is connected on the 2nd spacing breach 25, whole process of locking is completed when pusher dog 3 card connects the 2nd spacing breach 25, and pusher dog 3 has the reset trend rotated counterclockwise all the time under the effect of the 2nd elasticity part 31, firmly it is connected in two spacing breach.

2nd pneumatic source 5 is as unlock cylinder, when the 2nd cylinder axis 51 action drives swing arm 9 to rotate counterclockwise, simultaneously owing to related effect drives pusher dog 3 to rotate counterclockwise so that pusher dog 3 resets, and now lock fork 2 rotates counterclockwise reset under the use of the first elasticity part 28 and completes releasing process.

Embodiment two

A kind of folding door, adopts above-mentioned door lock, it is achieved quick and accurate opening and closing folding door, adopt pneumatic source to increase the pressure after closing door simultaneously, it is to increase stopping property.

The above is only preferred implementation of the present utility model, and protection domain of the present utility model is also not only confined to above-described embodiment, and all technical schemes belonged under the utility model thinking all belong to protection domain of the present utility model. It is noted that for those skilled in the art, in the some improvements and modifications not departed under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.

Claims (10)

1. a door lock for track traffic folding door, the blocking mechanism comprising lock body (1) and being contained in lock body (1), it is characterised in that, described blocking mechanism comprises:

Lock fork (2), described lock fork (2) is articulated with the first stationary shaft (14) being fixed on lock body (1), and lock fork (2) is rotated around this first stationary shaft (14) by the first pneumatic source (4) drive being located on lock body (1);

Pusher dog (3), spacing for lock fork (2), described pusher dog (3) is fixed on the pusher dog axle being rotatably connected on lock body (1), and one end of described pusher dog axle is provided with swing arm (9), and the rotation of described swing arm (9) is controlled by the 2nd pneumatic source (5) being fixed on lock body (1);

Wherein said lock fork (2) is fixed with one end be connected to lock body (1) and order about the first elasticity part (28) that lock fork (2) resets, described pusher dog (3) is fixed with one end and is connected to lock body (1) and orders about the 2nd elasticity part (31) that pusher dog (3) resets.

2. the door lock of a kind of track traffic folding door according to claim 1, it is characterized in that, described lock fork (2) is offered the first spacing breach (24) and the 2nd spacing breach (25), described first spacing breach (24) and the 2nd spacing breach (25) the stepped distribution that abut against with pusher dog (3).

3. the door lock of a kind of track traffic folding door according to claim 1, it is characterised in that, described first pneumatic source (4) and the 2nd pneumatic source (5) are cylinder.

4. the door lock of a kind of track traffic folding door according to claim 3, it is characterised in that, described first pneumatic source (4) comprising:

First cylinder body (42), described first cylinder body (42) is rotationally connected with the 2nd stationary shaft (15) being fixed on lock body (1);

Stretch the first cylinder axis (41) on the first cylinder body (42), and described first cylinder axis (41) is connected with lock fork (2) by the coupling shaft (43) worn, and the flexible drive lock fork (2) of described first cylinder axis (41) is rotated.

5. the door lock of a kind of track traffic folding door according to claim 1, it is characterized in that, described pusher dog (3) axle comprises the axle body (6) being arranged in lock body (1), the first axle sleeve (7) being located on axle body (6) respectively, pusher dog (3), 2nd axle sleeve (8) and swing arm (9), the axle section that described pusher dog (3) coordinates with swing arm (9) is square axis section, four square holes (91) coordinated with square axis section offered by described pusher dog (3) with swing arm (9), described first axle sleeve (7), pusher dog (3), 2nd axle sleeve (8) and swing arm (9) are close to mutually fixing by being fixed on the screw (10) at axle body (6) two ends.

6. the door lock of a kind of track traffic folding door according to claim 5, it is characterised in that, the nothing oil lining that described first axle sleeve (7) is made for brass, is provided with planchet sheet (81) between described 2nd axle sleeve (8) and swing arm (9).

7. the door lock of a kind of track traffic folding door according to claim 1, it is characterized in that, described first elasticity part (28) is integral type and the both ends of the surface being connected to lock fork (2), and described 2nd elasticity part (31) is all integral type and is connected to the both ends of the surface of pusher dog (3).

8. the door lock of a kind of track traffic folding door according to claim 5, it is characterized in that, described lock body (1) comprise bottom mounting plate (11) and mounting plate (11) extend baffle plate (12) vertically upward, multiple groove (111) has been offered in the bottom surface of described mounting plate (11), form grid reinforcing rib (112) between adjacent grooves (111), described baffle plate (12) has been offered multiple through hole (121).

9. the door lock of a kind of track traffic folding door according to claim 8, it is characterized in that, described baffle plate (12) is extending vertically the first positioning round table (19) and the 2nd positioning round table (18), described first stationary shaft (14) is arranged in the end face that the first positioning round table (19) end face that is upper and lock fork (2) is connected to the first positioning round table (19), described axle body (6) is arranged in the 2nd positioning round table (18), and the end face of described pusher dog (3) is connected to the end face of the 2nd positioning round table (18).

10. a folding door, it is characterised in that, comprise the door lock as described in claim 1 ~ 9 any one.