CN217269499U - Automatic wedging bolt mechanism for protective door - Google Patents

Abstract

The utility model relates to an automatic wedging bolt mechanism of guard gate, it includes the door leaf, the door leaf top is provided with the top wall body, the vertical bolt mechanism that is provided with of door leaf rear side edge, bolt mechanism includes electric putter, the connection of electric putter upper end is provided with and connects the pole, it is provided with the bolt to connect the pole upper end connection, the door leaf corresponds position department at last bolt and is provided with the bolt and protects the seat, it has the wedging board to go up the bolt and protect the seat and block between the wall body of top. The utility model relates to an automatic wedging bolt mechanism of guard gate, the wedge plate has been put to the card between bolt hubcap and the top wall body on it, fills the clearance between door leaf and the top wall body, can prevent that the door leaf from upwards sliding when receiving the impact to parts such as hinge, bearing cause the damage, have effectively guaranteed the life of guard gate.

Description

Automatic wedging bolt mechanism for protective door

Technical Field

The utility model relates to an automatic wedging bolt mechanism of guard gate belongs to guard gate technical field.

Background

The protective door is a door capable of resisting impact of various shock waves or heavy objects and is generally made of steel materials. The threshold mechanism of the protective door is divided into a fixed threshold, a movable threshold and a falling threshold. The fixed doorsill has lower manufacturing cost, but is inconvenient for people and vehicles to get in and out; the movable doorsill can be installed when needed, and the functions of protection and sealing are achieved. The existing movable threshold protective door usually adopts a flip form to realize the switching of the states of the threshold, but when the existing flip threshold is impacted in the positive direction of the protective door, the threshold can be turned upwards to fail.

The utility model discloses a utility model with application number 202021353792.8 discloses a flip formula activity threshold guard gate that shocks resistance, it includes the wall body, the door opening has been seted up on the wall body, door opening position department is provided with the door leaf, the door leaf is articulated mutually with the wall body, the door opening rear side is provided with the pit, be provided with flip formula activity threshold in the pit, the activity threshold can upwards be turned up when the door leaf is closed, and its preceding baffle offsets with the door leaf, and the backplate offsets with limit baffle to can improve the shock resistance of door leaf. However, in the practical use process of the above patent, it is found that the upward reaction force of the threshold is much larger than the self weight of the door leaf, and therefore the door leaf is driven to slide upwards. Although a plurality of bolt mechanisms and the concrete door frame that the door leaf back set up can restrict the door leaf upwards to a certain extent and slide, nevertheless because can inevitably have certain clearance between door leaf and the top wall body, the door leaf upwards slides the back and causes the damage to parts such as door leaf hinge and bearing easily at the in-process that falls back to influence the life of guard gate.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that an automatic wedging bolt mechanism of guard gate is provided to above-mentioned prior art, the wedging board has been put to the card between bolt guard seat and the top wall body on it, can prevent that the door leaf from upwards sliding when receiving the impact to parts such as hinge, bearing cause the damage, effectively guaranteed the life of guard gate.

The utility model provides a technical scheme that above-mentioned problem adopted does: the automatic wedging bolt mechanism for the protective door comprises a door leaf, a bolt mechanism is vertically arranged on the rear side of the door leaf and comprises an electric push rod, the upper end of the electric push rod is upwards connected with a connecting rod, the upper end of the connecting rod is connected with an upper bolt, an upper bolt protective seat is arranged at the position, corresponding to the upper bolt, of the door leaf, a top wall body is arranged above the upper bolt protective seat, and a wedging plate is clamped between the upper bolt protective seat and the top wall body.

Optionally, go up the bolt and protect a top surface to be a wedge face, the scarf also is a wedge face, go up bolt and protect a top surface and the mutual wedging of scarf downside.

Optionally, the upper side face of the wedge plate is a plane, and the upper side face of the wedge plate is abutted to the top wall body.

Optionally, two swing arms about going up be provided with on the bolt protects the seat, the swing arm middle part is articulated mutually with last bolt protects the seat through first round pin axle, the wedging board is connected to be set up between two swing arm upper ends about, spacing spout has been seted up to the swing arm lower part, it is provided with the connecting seat to go up the bolt rear side, bilateral symmetry is provided with two spacer pins on the connecting seat, controls two spacer pins and cartridge respectively about in two spacing spouts.

Optionally, the left side and the right side of the wedge plate are respectively hinged with the upper ends of the left swing arm and the right swing arm through second pin shafts.

Optionally, the left side and the right side of the wedge plate are provided with connecting arms downwards, and the second pin shaft is arranged at the lower ends of the connecting arms in a penetrating manner.

Optionally, a pin hole is formed in the upper end of the swing arm, the second pin shaft is inserted into the pin hole, and the pin hole is a long round hole.

Optionally, the swing arm includes an upper swing arm and a lower swing arm, and the first pin is disposed at a connection position of the upper swing arm and the lower swing arm.

Optionally, the lower swing arm includes an upper inclined section, a middle straight section, and a lower inclined section, which are connected in sequence, the upper inclined section is inclined to the front side, the lower inclined section is inclined to the rear side, and the limiting chute extends from the middle straight section to the lower inclined section.

Optionally, the extension rod comprises an upper straight section, a middle connecting section and a lower straight section, the lower end of the upper straight section is hinged to the upper end of the middle connecting section, the lower end of the middle connecting section is hinged to the upper end of the lower straight section, and the lower end of the lower straight section is connected with the electric push rod.

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

1. the wedge plate is clamped between the upper bolt protective seat and the top wall body of the utility model, which can prevent the door leaf from sliding upwards when impacted, thereby damaging the parts such as the hinge, the bearing and the like and effectively ensuring the service life of the protective door;

2. the utility model is linked with the bolt mechanism, when the bolt moves upwards, the wedge plate is driven to insert into the gap between the bolt protection seat and the top wall body, and when the bolt moves downwards, the wedge plate is driven to withdraw from the gap between the upper bolt protection seat and the top wall body, thereby realizing the automatic wedging of the wedge plate;

3. the utility model discloses wedge plate withdraws from the clearance between last bolt hubcap and the top wall body when bolt downstream, can not influence the normal of door leaf and open and close.

Drawings

Fig. 1 is a schematic structural view of the automatic wedging bolt mechanism of the protective door of the present invention.

Fig. 2 is an enlarged view of a portion a of fig. 1.

Fig. 3 is a schematic view of the state of the upper bolt inserted into the top wall.

Fig. 4 is an enlarged view of a portion B of fig. 3.

Fig. 5 is a schematic view showing a state in which the upper plug is inserted into the top wall.

Fig. 6 is an enlarged view of a portion C of fig. 5.

FIG. 7 is a schematic view of the upper plug not inserted into the top wall.

Fig. 8 is an enlarged view of a portion D of fig. 7.

Wherein:

door leaf 1

Top wall 2

Bolt mechanism 3

Electric push rod 31

Connecting rod 32

Upper short straight section 321

Intermediate connecting section 322

Lower long straight section 323

Upper bolt 33

Upper bolt guard seat 34

Swing arm 35

Upper swing arm 351

Lower swing arm 352

Upper inclined section 352.1

Intermediate straight section 352.2

Lower inclined section 352.3

First pin 36

Limit chute 37

Connecting socket 38

Limit pin 39

Pin hole 310

Wedge plate 4

Second pin 5

The connecting arm 6.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

Referring to fig. 1 to 8, the utility model relates to an automatic wedging bolt mechanism of a protective door, which comprises a door leaf 1, a bolt mechanism 3 is vertically arranged at the rear side of the door leaf 1, the bolt mechanism 3 comprises an electric push rod 31, the electric push rod 31 is upwards connected with a connecting rod 32, the upper end of the connecting rod 32 is connected with an upper bolt 33, the door leaf 1 is provided with an upper bolt guard seat 34 at a position corresponding to the upper bolt 33, a top wall body 2 is arranged above the bolt guard seat 34, and a wedging plate 4 is clamped between the upper bolt guard seat 34 and the top wall body 2;

the top surface of the upper bolt protective seat 34 is a wedge surface, the lower side surface of the wedge plate 4 is also a wedge surface, and the top surface of the upper bolt protective seat 34 and the lower side surface of the wedge plate 4 are mutually wedged;

the upper side surface of the wedge plate 4 is a plane, and the upper side surface of the wedge plate 4 is abutted against the top wall body 2;

the upper bolt protection seat 34 is provided with a left swing arm 35 and a right swing arm 35, the middle part of the swing arm 35 is hinged with the upper bolt protection seat 34 through a first pin shaft 36, the wedge plate 4 is connected and arranged between the upper ends of the left swing arm 35 and the right swing arm 35, the lower part of the swing arm 35 is provided with a limiting sliding groove 37, the rear side of the upper bolt 33 is provided with a connecting seat 38, the connecting seat 38 is symmetrically provided with two limiting pins 39 in the left-right direction, and the left limiting pin 39 and the right limiting pin 39 are respectively inserted into the left limiting sliding groove 37 and the right limiting sliding groove 37;

the left side and the right side of the wedge plate 4 are respectively hinged with the upper ends of the left swing arm 35 and the right swing arm 35 through second pin shafts 5;

the left side and the right side of the wedge plate 4 are provided with connecting arms 6 downwards, and the second pin shafts 5 are arranged at the lower ends of the connecting arms 6 in a penetrating manner;

a pin hole 310 is formed in the upper end of the swing arm 35, and the second pin shaft 5 is inserted into the pin hole 310;

the pin hole 310 is a long round hole, thereby providing a certain degree of allowance for the upper and lower floating of the wedge plate;

the swing arm 35 comprises an upper swing arm 351 and a lower swing arm 352, and the first pin shaft 36 is arranged at the connecting position of the upper swing arm 351 and the lower swing arm 352;

the lower swing arm 352 comprises an upper inclined section 352.1, a middle straight section 352.2 and a lower inclined section 352.3 which are connected in sequence, wherein the upper inclined section 352.1 inclines towards the front side, the lower inclined section 352.3 inclines towards the rear side, and the limiting sliding groove 37 extends from the middle straight section 352.2 to the lower inclined section 352.3;

the connecting rod 32 comprises an upper straight section 321, a middle connecting section 322 and a lower straight section 323, the lower end of the upper straight section 321 is hinged with the upper end of the middle connecting section 322, the lower end of the middle connecting section 322 is hinged with the upper end of the lower straight section 323, and the lower end of the lower straight section 323 is connected with the electric push rod 31;

the upper straight section 321 and the lower straight section 323 are arranged in parallel front and back.

In addition to the above embodiments, the present invention also includes other embodiments, and all technical solutions formed by equivalent transformation or equivalent replacement modes should fall within the protection scope of the claims of the present invention.

Claims (10)

1. The utility model provides an automatic wedging bolt mechanism of guard gate which characterized in that: the door comprises a door leaf (1), a bolt mechanism (3) is vertically arranged on the rear side of the door leaf (1), the bolt mechanism (3) comprises an electric push rod (31), the upper end of the electric push rod (31) is upwards connected with a connecting rod (32), the upper end of the connecting rod (32) is connected with an upper bolt (33), the door leaf (1) is provided with an upper bolt protection seat (34) at the corresponding position of the upper bolt (33), a top wall body (2) is arranged above the upper bolt protection seat (34), and a wedge plate (4) is clamped between the upper bolt protection seat (34) and the top wall body (2).

2. The automatic wedging bolt mechanism of a protective door according to claim 1, characterized in that: go up bolt and protect seat (34) top surface and be a wedge face, plywood (4) downside also is a wedge face, go up bolt and protect seat (34) top surface and plywood (4) downside wedging each other.

3. The automatic wedging bolt mechanism of the protective door according to claim 2, characterized in that: the upper side surface of the wedge plate (4) is a plane, and the upper side surface of the wedge plate (4) is abutted to the top wall body (2).

4. The automatic wedging bolt mechanism of protective door according to claim 1, characterized in that: go up two swing arms (35) about being provided with on bolt protection seat (34), swing arm (35) middle part is articulated mutually through first round pin axle (36) and last bolt protection seat (34), wedge plate (4) are connected to be set up between two swing arms (35) upper ends about, spacing spout (37) have been seted up to swing arm (35) lower part, it is provided with connecting seat (38) to go up bolt (33) rear side, bilateral symmetry is provided with two spacer pins (39) on connecting seat (38), controls two spacer pins (39) and cartridge respectively in controlling two spacing spout (37).

5. The automatic wedging bolt mechanism of a protective door according to claim 4, characterized in that: the left side and the right side of the wedge plate (4) are hinged with the upper ends of the left swing arm (35) and the right swing arm (35) through second hinge pins (5).

6. The automatic wedging bolt mechanism of claim 5, characterized in that: the left side and the right side of the wedge plate (4) are provided with connecting arms (6) downwards, and the second pin shaft (5) is arranged at the lower ends of the connecting arms (6) in a penetrating mode.

7. The automatic wedging bolt mechanism of claim 5, characterized in that: the upper end of the swing arm (35) is provided with a pin hole (310), the second pin shaft (5) is inserted into the pin hole (310), and the pin hole (310) is a long round hole.

8. The automatic wedging bolt mechanism of claim 4, characterized in that: the swing arm (35) comprises an upper swing arm (351) and a lower swing arm (352), and the first pin shaft (36) is arranged at the connecting position of the upper swing arm (351) and the lower swing arm (352).

9. The automatic wedging bolt mechanism of claim 8, characterized in that: the lower swing arm (352) comprises an upper inclined section (352.1), a middle straight section (352.2) and a lower inclined section (352.3) which are sequentially connected, the upper inclined section (352.1) inclines towards the front side, the lower inclined section (352.3) inclines towards the rear side, and the limiting sliding groove (37) extends from the middle straight section (352.2) to the lower inclined section (352.3).

10. The automatic wedging bolt mechanism of protective door according to claim 1, characterized in that: the connecting rod (32) comprises an upper straight section (321), a middle connecting section (322) and a lower straight section (323), the lower end of the upper straight section (321) is hinged to the upper end of the middle connecting section (322), the lower end of the middle connecting section (322) is hinged to the upper end of the lower straight section (323), and the lower end of the lower straight section (323) is connected with the electric push rod (31).

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