CN202831891U

CN202831891U - Glide door gate lock system and engineering vehicle

Info

Publication number: CN202831891U
Application number: CN 201220447113
Authority: CN
Inventors: 吴彩庭; 薛静; 汪壮
Original assignee: Sany Heavy Industry Co Ltd
Current assignee: Sany Heavy Industry Co Ltd
Priority date: 2012-09-04
Filing date: 2012-09-04
Publication date: 2013-03-27
Anticipated expiration: 2022-09-04

Abstract

The utility model provides a glide door gate lock system. The glide door gate lock system comprises a single lock body which is arranged on a glide door body, a first lock catch and a second lock catch. The first lock catch and the second lock catch are respectively arranged on two sides of a door frame. The lock body comprises a lock tongue plate, a connecting rod and a lock core. One end of the connecting rod is connected with the lock core, the other end of the connecting rod is connected with the lock tongue plate, and the lock tongue plate is in linkage with the lock core through the connecting rod. The lock body can respectively mesh with the first lock catch and the second lock catch, and two-way locking of the glide door body is achieved through the single lock body. The utility model further provides an engineering vehicle. The glide door gate lock system is simple in structure, is capable of achieving two-way locking function through the single lock core, strong in function, low in cost, and easy to arrange in space and maintain. The locking of the glide door body and the unlocking of the limiting condition can be achieved by utilizing an opening function part with an unidirectional role and the space which is arranged by the opening function part is greatly saved.

Description

Sliding door door-locking system and engineering truck

Technical field

The utility model relates to engineering machinery field, in particular to a kind of sliding door door-locking system and a kind of engineering truck.

Background technology

Be subjected to the multifactor restrictions such as construction environment, handling comfort, sliding door is compared hinged door and is obtained more extensive use in engineering machinery field.For the broad view of guaranteeing the operator with guarantee air permeability in the operating room, sliding door is proposed to need often stay open the requirement of working under the state.Therefore, door lock is as the critical component of sliding door, and removing needs to guarantee to keep the limit function of fully open position important too to sliding door after the closed latch functions of sliding door.

At present, the normal two cover door locks that adopt of sliding door are realized respectively forward and backward two-way locking, limit function on the engineering machinery operating room.But this scheme has increased the quantity of functor, has strengthened the space of functor and has arranged difficulty, so that door body structure is more complicated, the appearance and modeling of whole sliding door is also produced certain influence.

In addition, spacing requirement for the sliding door full-gear, employing is at the terminal pulley bracket that uses shell fragment to keep sliding door of slide rail, making car door be in fully open position is method commonly used at present, although this scenario-frame is simple, to arranging that difficulty is little, but because shell fragment is being subject to stronger External Force Acting or after long-time the use, some loosening even inefficacies can appear, the effective maintenance of sliding door full-gear can't be realized, the involuntary maneuver of sliding door may cause damage to the engineering mechanical device construction, also may bring potential injury and danger to the equipment operator.

The utility model content

A purpose of the present utility model is, a kind of sliding door door-locking system is provided, not only simple in structure, functional strong, and cost is low, is easy to the space and arranges and keep in repair, simultaneously, the locking of sliding door front and rear direction, the release of spacing state can realize by the open function spare that uses the one direction effect, have effectively saved the space that open function spare is arranged.

In view of this, the utility model provides a kind of sliding door door-locking system, comprises the single lock body that is arranged on slippage every body, and the first snap close and the second snap close that are arranged at respectively the doorframe both sides; Described lock body comprises bolt plate, connecting rod and lock core; One end of described connecting rod is connected with described lock core, and the other end is connected with described bolt plate, and described bolt plate can be by described connecting rod and the interlock of described lock core; Described lock body can be respectively and described the first snap close, the second snap close interlock, realizes the Bidirectional locking of slippage every body by single described lock body.

The sliding door door lock that the utility model provides, not only simple in structure, functional strong, and cost is low, be easy to that the space is arranged and maintenance, by the monolock core realized slippage every body the Bidirectional locking function.On the one hand, two snap closes by being installed in diverse location and the two ends interlock of bolt plate realize the locking of sliding door closure state and open the spacing of maximum rating; On the other hand, can realize unlocking function by the open function spare that uses the one direction effect, effectively save the space that open function spare is arranged.

In technique scheme, preferably, the two ends of described bolt plate are respectively arranged with the first groove and the second groove, described the first groove can with described the first snap close interlock; Described the second groove can with described the second snap close interlock.

The first groove and the first snap close interlock, the second groove and the second snap close interlock, the bolt plate one direction rotarily drives the lock core interlock, has realized the Bidirectional locking function of slippage every body by the monolock core.

In technique scheme, preferably, described the first groove and described the second groove all are " U " type.

The first groove and the second groove are arranged to " U " type structure, can guarantee that snap close enters in the groove smoothly; " U " type structure smooth interior surfaces degree is good simultaneously, is more convenient for latching in relatively moving in the groove, prevents from latching in occurring " stuck " phenomenon in the groove, thereby affects the normal use of door lock.

In technique scheme, preferably, described bolt plate is provided with the hole that cooperates with connecting rod, the hole Central Symmetry that described the first groove and described the second groove cooperate with respect to described connecting rod.

Bolt plate cooperates with connecting rod, guarantees the interlock of bolt plate and lock core, thereby realizes the Bidirectional locking function of monolock core; The first groove and the second groove are symmetrical arranged, the richer aesthetic feeling of door lock, and be convenient to the installation of lock body.

In technique scheme, preferably, the hole that cooperates with connecting rod on the described bolt plate is waist-shaped hole, and described connecting rod is gyro center pin, and an end of described gyro center pin is waist type key, and described waist type key matches with described waist-shaped hole.

The cooperation of waist-shaped hole and waist type key can be transmitted large moment of torsion, stable drive, and dependable performance can satisfy the instructions for use of locking, spacing, three kinds of states of release.

In technique scheme, preferably, described sliding door door-locking system also comprises the limiting plate that is arranged on slippage every body, and described lock body also comprises lock housing, and described lock housing cooperates with described lock core; Described limiting plate is fixedly connected with described lock housing; Be provided with the first through hole on the described limiting plate, described connecting rod is rotatably installed in described the first through hole.

Bolt plate and lock core link, and have realized the Bidirectional locking function of monolock core.The motion of limiting plate after to bolt plate and snap close interlock led, and guarantees that door lock locks smoothly; Limiting plate can also prevent that introduced contaminants from entering lock core simultaneously, prolongs the application life of lock body; In addition, the mounting limit plate, the door lock overall structure is complete, the richer aesthetic feeling of door lock, the psychology that meets the society mankind is pursued.

In technique scheme, preferably, described sliding door door-locking system also comprises centre of gyration adjustment barrel, and described centre of gyration adjustment barrel is set on the described gyro center pin, one end of described centre of gyration adjustment barrel contacts with described limiting plate, and the other end contacts with described bolt plate.

Centre of gyration adjustment barrel is regulated the distance between bolt plate and the limiting plate according to the structure of snap close, has improved the applicability of sliding door door lock, has enlarged the range of application of sliding door door-locking system.

In technique scheme, preferably, described limiting plate is comprised of the first plate, the second plate, the 3rd plate, described the second plate and described the 3rd plate are arranged at respectively the two ends of described the first plate, described the first through hole is arranged on described the first plate, described the second plate and described the 3rd plate are symmetrical arranged, and are provided with bending part on described the second plate and described the 3rd plate, and the end of described bending part is provided with the arc transition corresponding with described the first groove or the second groove.

The second plate and the 3rd plate are symmetrical arranged, and snap close and the motion after bolt plate cooperates are carried out spacing, guarantee that door lock cooperates by projected path, and then door lock are locked firm or spacing.Arc transition can further limit the movement locus of snap close, simultaneously snap close with can lead to the motion of snap close after circular arc contacts, guarantee that snap close cooperates smoothly with bolt plate.

In technique scheme, preferably, described the first snap close and described the second snap close are cylinder, and a described cylindrical end is connected with doorframe, and the other end is equipped with guide strip.

Shackle designs becomes cylinder, not only is convenient to processing, and periphery is smooth, without corner angle, be more suitable for carrying out interlock with bolt plate, " stuck " phenomenon of effectively having avoided snap close and bolt plate to occur, the assurance door lock normally uses; Guide strip leads by cooperating with the second plate, the 3rd plate of limiting plate.

The utility model also provides a kind of engineering truck, comprise slippage every body and doorframe, described slippage every body slidably is connected with described doorframe, is provided with each described sliding door door-locking system in the technique scheme between described slippage every body and the described doorframe.

The engineering truck that the utility model provides, on the one hand, two snap closes by being installed in diverse location and the two ends interlock of bolt plate realize the locking of sliding door closure state and open the spacing of maximum rating; On the other hand, realize unlocking function by the open function spare that uses the one direction effect; Further saved the space that open function spare is arranged.

In sum, the sliding door door-locking system that the utility model provides, not only simple in structure, functional strong, and cost is low, is easy to the space and arranges and keep in repair, simultaneously, the locking of sliding door front and rear direction, the release of spacing state can realize by the open function spare that uses the one direction effect, have further saved the space that open function spare is arranged.

The sliding door door-locking system that the utility model can also be provided is applied in the middle of other the plant equipment, can't be exhaustive at this, repeat no more, but its application all should be within protection domain of the present utility model.

Description of drawings

Fig. 1 is the structural representation according to an enforcement of sliding door door-locking system described in the utility model;

Fig. 2 is the structural representation that sliding door door-locking system shown in Figure 1 is in lockup state;

Fig. 3 is the structural representation that sliding door door-locking system shown in Figure 1 is in spacing state;

Fig. 4 is the schematic side view of structure shown in Figure 1;

Fig. 5 is the structural representation of bolt plate among Fig. 1.

Wherein, the corresponding relation between Reference numeral and the component names is among Fig. 1 to Fig. 5:

1 centre of gyration adjustment barrel, 2 lock housings, 301 bending parts, 311 first through holes

31 first plates, 32 second plates 33 the 3rd plate

4 bolt plate, 41 first grooves, 42 second grooves, 43 waist-shaped holes

5 gyro center pins, 6 pin-and-holes, 7 guide strips, 71 first snap closes

72 second snap closes.

The specific embodiment

In order more clearly to understand above-mentioned purpose of the present utility model, feature and advantage, below in conjunction with the drawings and specific embodiments the utility model is further described in detail.Need to prove, in the situation that do not conflict, the application's embodiment and the feature among the embodiment can make up mutually.

A lot of details have been set forth in the following description so that fully understand the utility model; but; the utility model can also adopt and be different from other modes described here and implement, and therefore, protection domain of the present utility model is not subjected to the restriction of following public specific embodiment.

The utility model provides a kind of sliding door door-locking system, as 1 to shown in Figure 5, comprises the single lock body that is arranged on slippage every body, and the first snap close 71 and the second snap close 72 that are arranged at respectively the doorframe both sides; Lock body comprises bolt plate 4, connecting rod and lock core; One end of connecting rod is connected with lock core, and the other end is connected with bolt plate 4, and bolt plate 4 can be by connecting rod and lock core interlock; Lock body can be respectively and the first snap close 71,72 interlocks of the second snap close, realizes the Bidirectional locking of slippage every body by single lock body.

Such as Fig. 2, shown in Figure 3, when the door body was closed, an end of

bolt plate

4 and 71 interlocks of the first snap close were to realize the locking of door body; When the door body was opened fully, the other end of

bolt plate

4 and 72 interlocks of the second snap close were to realize the spacing of door body.

Lock housing and door body be fixed as the fixing of broad sense, can be that lock housing directly is fixed on the body, also can be that the parts that are fixedly connected with lock housing are fixed on the body.For the ordinary skill in the art, can understand as the case may be the concrete meaning of above-mentioned term in the utility model.

The specific works mode is as follows:

When the door body was closed, an end of bolt plate contacted with the first snap close on the side door frame, and bolt plate drives gyro center pin and rotates, and the first snap close is snapped in the first groove, and gyro center pin drives the lock core locking simultaneously;

When the door body was opened into maximum position, the other end of bolt plate contacted with the second snap close on the opposite side doorframe, and bolt plate drives gyro center pin and rotates, and the second snap close is snapped in the second groove, and gyro center pin drives the lock core locking simultaneously;

When applied external force acts on when impelling lock core reaction return on the open function spare, lock core oppositely drives the bolt plate reverse movement by gyro center pin and removes interlock, realizes the release of locking and spacing two states.

Such as Fig. 1 to Fig. 3, shown in Figure 5, preferably, the two ends of bolt plate 4 be respectively arranged with the first groove 41 and the second groove 42, the first grooves 41 can with 71 interlocks of the first snap close; The second groove 42 can with 72 interlocks of the second snap close.

The first groove and the first snap close interlock, the second groove and the second snap close interlock, the bolt plate one direction rotarily drives the lock core interlock, has realized the Bidirectional locking function of sliding door by the monolock core.

Such as Fig. 1 to Fig. 3, shown in Figure 5, the first groove 41 and the second groove 42 all are " U " type.

Preferably, such as Fig. 1 to Fig. 3, shown in Figure 5, bolt plate 4 is provided with the hole that cooperates with connecting rod, the hole Central Symmetry that the first groove 41 and the second groove 42 cooperate with respect to connecting rod.

Wherein, to shown in Figure 5, the hole that cooperates with connecting rod on the bolt plate 4 is waist-shaped hole 43 such as Fig. 1, and connecting rod is gyro center pin 5, and an end of gyro center pin 5 is waist type key, and waist type key matches with waist-shaped hole 43.

Preferably, as shown in Figures 1 to 4, the sliding door door-locking system also comprises the limiting plate that is arranged on slippage every body, and lock body also comprises lock housing 2, and lock housing 2 cooperates with lock core; Limiting plate is fixedly connected with lock housing 2; Be provided with the first through hole 311 on the limiting plate, connecting rod is rotatably installed in the first through hole 311.

Bolt plate and lock core link, and have realized the Bidirectional locking function of monolock core.The motion of limiting plate after to bolt plate and snap close interlock led, and guarantees that door lock locks smoothly; Limiting plate can also prevent that introduced contaminants from entering lock core simultaneously, prolongs the application life of lock body; In addition, the mounting limit plate, the door lock overall structure is complete, and richer aesthetic feeling meets the society mankind's pursuit at heart.

Preferably, as shown in Figures 1 to 4, the sliding door door-locking system also comprises centre of gyration adjustment barrel 1, and centre of gyration adjustment barrel 1 is set on the gyro center pin 5, and an end of centre of gyration adjustment barrel 1 contacts with limiting plate, and the other end contacts with bolt plate 4.

The length of centre of gyration adjustment barrel can be changed according to the structure of snap close, guarantees cooperating between snap close and bolt plate and the limiting plate, avoids snap close and limiting plate collision in the interlock process.

Wherein, as shown in Figures 1 to 4, limiting plate is comprised of the first plate 31, the second plate 32, the 3rd plate 33, the second plate 32 and the 3rd plate 33 are arranged at respectively the two ends of the first plate 31, the first through hole 311 is arranged on the first plate 31, the second plate 32 and the 3rd plate 33 are symmetrical arranged, and are provided with bending part 301 on the second plate 32 and the 3rd plate 33, and the end of bending part 301 is provided with the arc transition corresponding with the first groove 41 or the second groove 42.

Preferably, such as Fig. 2, shown in Figure 3, the first snap close 71 and the second snap close 72 are cylinder, and a cylindrical end is connected with doorframe, and the other end is equipped with guide strip 7.

Wherein, as shown in Figures 1 to 4, the contact surface of limiting plate and lock housing 2 is provided with pin-and-hole 6, and limiting plate is fixed by pin-and-hole 6 and cooperating of bearing pin with lock housing 2.

The utility model also provides a kind of engineering truck, as shown in Figure 4, comprises slippage every body and doorframe, and slippage every body slidably is connected with doorframe, is provided with the sliding door door-locking system described in above-described embodiment between described slippage every body and the described doorframe.

The technical scheme that the utility model provides, its implementation principle is:

Under the first snap close 71 and the first guide effect of groove 41 at limiting plate interlock occurs, bolt plate 4 is rotated, and drives door lock core work by gyro center pin 5, realizes sliding door locking function; When applied external force acts on when impelling door lock core reaction return on the open function spare, lock core drives gyro center pin 5 counter-rotatings, and bolt plate 4 backwards rotation are untied the interlock with snap close 71, realize the closed release of sliding door.When sliding door is opened into maximum position, interlock occurs in the second snap close 72 and the second groove 42 under the guide effect of limiting plate, bolt plate 4 rotating in same directions drive door lock core work by gyro center pin 5, realize that sliding door keeps the limit function of maximum open position; When applied external force acted on open function spare and impels door lock core reaction return, lock core drove gyro center pin 5 counter-rotatings, and bolt plate 4 backwards rotation are untied the interlock with snap close 72, realized the spacing release of sliding door.

The above is preferred embodiment of the present utility model only, is not limited to the utility model, and for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.

Claims

1. a sliding door door-locking system is characterized in that, comprises the single lock body that is arranged on slippage every body, and the first snap close (71) and the second snap close (72) that are arranged at respectively the doorframe both sides;

Described lock body comprises bolt plate (4), connecting rod and lock core;

One end of described connecting rod is connected with described lock core, and the other end is connected with described bolt plate (4), and described bolt plate (4) can be by described connecting rod and the interlock of described lock core;

Described lock body can be respectively and described the first snap close (71), the second snap close (72) interlock, realizes the Bidirectional locking of slippage every body by single described lock body.

2. sliding door door-locking system according to claim 1 is characterized in that, the two ends of described bolt plate (4) are respectively arranged with the first groove (41) and the second groove (42), described the first groove (41) can with described the first snap close (71) interlock; Described the second groove (42) can with described the second snap close (72) interlock.

3. sliding door door-locking system according to claim 2 is characterized in that, described the first groove (41) and described the second groove (42) all are " U " type.

4. sliding door door-locking system according to claim 3 is characterized in that, described bolt plate (4) is provided with the hole that cooperates with connecting rod, the hole Central Symmetry that described the first groove (41) and described the second groove (42) cooperate with respect to described connecting rod.

5. sliding door door-locking system according to claim 4, it is characterized in that, the upper hole that cooperates with connecting rod of described bolt plate (4) is waist-shaped hole (43), described connecting rod is gyro center pin (5), one end of described gyro center pin (5) is waist type key, and described waist type key matches with described waist-shaped hole (43).

6. each described sliding door door-locking system in 5 according to claim 1 is characterized in that, also comprises the limiting plate that is arranged on slippage every body,

Described lock body also comprises lock housing (2), and described lock housing (2) cooperates with described lock core; Described limiting plate is fixedly connected with described lock housing (2); Be provided with the first through hole (311) on the described limiting plate, described connecting rod is rotatably installed in described the first through hole (311).

7. sliding door door-locking system according to claim 6, it is characterized in that, also comprise centre of gyration adjustment barrel (1), described centre of gyration adjustment barrel (1) is set on the described gyro center pin (5), one end of described centre of gyration adjustment barrel (1) contacts with described limiting plate, and the other end contacts with described bolt plate (4).

8. sliding door door-locking system according to claim 7, it is characterized in that, described limiting plate is by the first plate (31), the second plate (32), the 3rd plate (33) forms, described the second plate (32) and described the 3rd plate (33) are arranged at respectively the two ends of described the first plate (31), described the first through hole (311) is arranged on described the first plate (31), described the second plate (32) is symmetrical arranged with described the 3rd plate (33), be provided with bending part (301) on described the second plate (32) and described the 3rd plate (33), the end of described bending part (301) is provided with the arc transition corresponding with described the first groove (41) or the second groove (42).

9. sliding door door-locking system according to claim 8 is characterized in that, described the first snap close (71) and described the second snap close (72) are cylinder, and a described cylindrical end is connected with doorframe, and the other end is equipped with guide strip (7).

10. engineering truck, comprise slippage every body and doorframe, described slippage every body slidably is connected with described doorframe, it is characterized in that, is provided with between described slippage every body and the described doorframe such as each described sliding door door-locking system in the claim 1 to 9.