CN210439935U

CN210439935U - Door guard bar

Info

Publication number: CN210439935U
Application number: CN201920821439.9U
Authority: CN
Inventors: 胡娟
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-01
Filing date: 2019-06-01
Publication date: 2020-05-01
Anticipated expiration: 2029-06-01

Abstract

The utility model belongs to the technical field of safety door guardrails, in particular to a door guardrail, which comprises a frame and a guardrail, wherein one end of the guardrail is rotationally connected to the frame, the other end of the guardrail is detachably connected to the frame through a locking device, the locking device comprises a lock body connected with the guardrail and a lock shell connected with the frame, an unlocking button is arranged on the lock body, a through hole for the inner end of the unlocking button to pass in and out is arranged on the guardrail, a lock core is arranged in the lock body, and a lock hole is arranged on one side of the; the lock body is provided with a limiting mechanism, the limiting mechanism comprises a limiting piece movably arranged in the lock body, and the inner side of the unlocking button is provided with a limiting piece matched with the limiting piece; adjusting devices are arranged on two sides of the frame. The utility model discloses add on the lock body and established stop gear, through ordering about the locating part for stopper and locating part mutually support and block, lead to the removal of release button to receive the restriction, just can't come the unblock through release button this moment, prevent effectively that child or pet from opening a guardrail by oneself.

Description

Door guard bar

Technical Field

The utility model belongs to the technical field of emergency exit guardrail, refer in particular to a door guardrail.

Background

The door is a common part on buildings, furniture or electric appliances, has an opening and closing function, and is usually additionally provided with a door guardrail at the door or some passage outlets in order to prevent children or pets from freely entering and exiting the door in families with the children or the pets.

Door guardrail on the market generally includes frame and guardrail, and frame fixed mounting is in door frame or passageway both sides, and guardrail one side is rotated through the pivot and is installed on the frame, and the opposite side can be opened under external force orders about. In order to ensure that the guardrail can be closed, a locking device is usually arranged between the guardrail and a frame, at present, a bolt is arranged on the side of the guardrail in the traditional locking device, a jack is arranged on the frame, and the guardrail is opened and closed through the cooperation between the bolt and the jack.

Disclosure of Invention

The utility model aims at providing a can lock the door guardrail, effectively prevent the door guardrail that the child opened by oneself.

The purpose of the utility model is realized like this:

a door guardrail comprises a frame and a guardrail, wherein one end of the guardrail is rotatably connected to the frame, the other end of the guardrail is detachably connected to the frame through a locking device, the locking device comprises a lock body connected with the guardrail and a lock shell connected with the frame, an unlocking button is arranged on the lock body, a through hole for the inner end of the unlocking button to pass in and out is formed in the guardrail, a lock cylinder is arranged in the lock body, a lock hole is formed in one side of the lock shell, and the unlocking button drives the lock cylinder to be separated from the lock hole;

the lock body is provided with a limiting mechanism, the limiting mechanism comprises a limiting piece movably arranged in the lock body, and a limiting piece matched with the limiting piece is arranged on the inner side of the unlocking button;

adjusting devices are arranged on two sides of the frame.

The guardrail further comprises a hollow tube used for installing the lock body, one end of the hollow tube extends into the lock body, the through hole is formed in the hollow tube, the lock cylinder is movably arranged in the hollow tube, and the limiting piece is movably arranged on the outer side of the hollow tube.

Further set up as, the inboard shaping of release button has the locking piece, the locking hole has been seted up to the lock core inboard, the locking hole with the through-hole is corresponding, and the locking piece can stretch into the locking hole and drive the lock core and remove, and the release button inboard is provided with the first piece that resets, is provided with the second on the lock core and resets.

Further, a first inclined plane is formed on one side of the locking block, and a second inclined plane opposite to the first inclined plane is arranged in the locking hole.

Further set up as, be provided with on the locking piece the stopper, the locating part is provided with spacing platform including the recess that can supply the locking piece to pass, recess both sides, and when the locking piece was located the recess, the stopper can support and lean on the spacing platform of recess both sides, and owing to blockking of spacing platform, the unblock button can't continue to remove this moment.

The limiting mechanism further comprises a limiting displacement block movably arranged on the lock body, the inner end of the limiting displacement block is connected with the limiting part, the outer end of the limiting displacement block extends out of the lock body, and the limiting part is driven by the limiting displacement block to move in the lock body.

The lock body is further provided with an installation groove for installing the hollow tube, the lock core is movably arranged in the installation groove, a barrier strip is formed on the lock core, and a barrier sheet is arranged in the lock body;

the lock comprises a hollow pipe, a lock core and a limiting block, wherein a sleeve is arranged in the hollow pipe, the inner end of the lock core is inserted into the sleeve, a second reset piece is arranged between the periphery of the lock core and the sleeve, and a slotted hole for the limiting block to go in and out is formed in the sleeve.

Further, an installation boss is formed at the outer end of the sleeve, the inner end face of the installation boss is abutted to the outer end face of the hollow pipe, a reinforcing strip is formed on the periphery of the sleeve, and the reinforcing strip is tightly attached to the inner wall of the hollow pipe.

The lock body is further provided with an installation position for installing the unlocking button, the side wall of the installation position is provided with a limiting groove, and the side edge of the unlocking button is provided with a limiting clamping strip matched with the limiting groove; a first reset piece is arranged between the mounting position and the unlocking button.

Further, a locking mechanism is arranged at the bottoms of the guardrail and the frame and comprises a locking bar rotatably arranged on the frame, the upper end of the locking bar is higher than the bottom of the guardrail, and a handle is arranged at the top of the locking bar.

Further set up as, adjusting device is including setting up the screw rod in the frame both sides, and the last rotation of screw rod is connected with the regulating block, and the screw rod tip is provided with and is used for the mounting fixed with wall or door frame.

Compared with the prior art, the utility model outstanding and profitable technological effect is:

the utility model discloses an operating unlocking button and driving the lock core in the lock body and break away from the lockhole on the lock shell, accomplishing the unblock, the unblock is very convenient, can open locking device easily in order to avoid child, the utility model discloses add on the lock body and established stop gear, through ordering about the locating part for stopper and locating part mutually support and block, the removal that leads to unlocking button receives the restriction, just can't come the unblock through unlocking button this moment, effectively prevents child or pet from opening the guardrail by oneself.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a partially enlarged view of fig. 1 at a.

Fig. 3 is a schematic structural diagram of the locking device of the present invention.

Fig. 4 is an exploded view of the structure of the locking device of the present invention installed on the guardrail.

Fig. 5 is a cross-sectional view of the locking device of the present invention.

Fig. 6 is an exploded view of the locking device of the present invention.

Fig. 7 is an exploded view of the unlocking button and the lock cylinder structure of the present invention.

Detailed Description

The invention will be further described in the following with reference to the drawings, in which reference is made to figures 1-7,

example 1:

a door guardrail comprises a frame 1 and a guardrail 2 rotationally connected with the frame 1, wherein the other end of the guardrail 2 is detachably connected with the frame through a locking device, the locking device comprises a lock body 3 and a lock shell 4, the lock body 3 is connected with the guardrail 2, an unlocking button 5 is arranged on the lock body 3, a through hole 21 for the inner end of the unlocking button 5 to pass in and out is formed in the guardrail 2, a lock cylinder 6 is arranged in the lock body 3, and the lock cylinder is positioned in the guardrail 2; the lock shell 4 is connected with the frame 1, a lock hole 41 for the outer end of the lock cylinder 6 to enter and exit is formed in one side of the lock shell 4, and the inner end of the unlocking button 5 can drive the lock cylinder 6 to be separated from the lock hole 41 to complete unlocking; a limiting mechanism is arranged on the lock body 3, the limiting mechanism comprises a limiting piece 31 movably arranged in the lock body, and a limiting piece 51 matched with the limiting piece 31 is arranged on the inner side of the unlocking button 5; and adjusting devices are arranged on two sides of the frame and are installed on the door frame or the walls on two sides of the corridor through the adjusting devices.

In the embodiment, the unlocking button 5 is a pressing type, when the unlocking button is pressed, the button moves downwards to drive the lock cylinder to move, the outer end of the lock cylinder is separated from the lock hole, unlocking is finished, and the guardrail can be opened at the moment; the unlocking button is very simple to press, so that a child can not open the guardrail easily, the limiting mechanism is specially arranged, when the limiting piece moves below the unlocking button, the limiting piece is blocked by the limiting piece, the unlocking button cannot be pressed down, and the safety function is achieved.

The guardrail 2 comprises a hollow tube 22 for installing the lock body 3, one end of the hollow tube 22 extends into the lock body 3, the through hole 21 is formed in the hollow tube 22, the lock cylinder 6 is movably arranged in the hollow tube 22, and the limiting piece 31 is movably arranged on the outer side of the hollow tube 22. As shown in fig. 1, the guardrail 2 is composed of a plurality of cross bars and vertical bars, the hollow tube 22 is a cross bar located at the top of the guardrail 2, and the lock body 3 is installed at the end of the hollow tube 22.

Specifically, the inside shaping of release button 5 has locking block 52, locking hole 61 has been seted up to lock core 6 inboard, and locking hole 61 corresponds with through-hole 21, and locking block 52 can pass through the through-hole and stretch into in locking hole 61 and drive lock core 6 and move when release button is pressed, and release button 5 inboard is provided with first piece 53 that resets, is provided with the second on the lock core 6 and resets 62. The first and

second reset pieces

53 and 62 are springs, which facilitate the reset of the unlocking button and the lock cylinder after operation.

The lock body 3 is provided with an installation position 30 for installing the unlocking button 5, the side wall of the installation position 30 is provided with a limiting groove 301, and the side edge of the unlocking button 5 is provided with a limiting clamping strip 55 matched with the limiting groove 301; the first reset piece 53 is arranged between the mounting position 30 and the unlocking button 5. The limiting clamping strip 55 and the limiting groove 301 are matched, so that the movement range of the unlocking button 5 can be limited in the installation position.

The locking block 52 is formed with a first inclined surface 54 at one side thereof, and a second inclined surface 63 opposite to the first inclined surface 54 is provided in the locking hole 61. The two inclined planes are mutually matched to form a wedge-shaped structure, so that the lock cylinder can be driven to move in the horizontal direction when the unlocking button 5 moves downwards.

Example 2:

the present embodiment is based on embodiment 1, and more specifically, the limiting block 51 is disposed on the locking block 52, the limiting member 31 includes a groove 32 through which the locking block 52 can pass, limiting stages 33 are disposed on two sides of the groove 32, and when the locking block 52 is located in the groove 32, the limiting block 51 abuts against the limiting stages 33 on two sides of the groove 32. Due to the blocking of the limiting block 51 by the limiting table 33, the unlocking button cannot be pressed down and cannot move at the moment; when the locking block is moved to its stop 33 to disengage the stop 51, the unlocking button is moved to complete the unlocking process.

The limiting mechanism further comprises a limiting displacement block 34 movably arranged on the lock body 3, the inner end of the limiting displacement block 34 is connected with the limiting part 31, the outer end of the limiting displacement block 34 extends out of the lock body 3, and the limiting part 31 is driven by the limiting displacement block 34 to move in the lock body 3. The movement of the limiting part is controlled by the movement of the limiting moving block. The surface of the displacement limiting block 34 is provided with an assisting bulge 341, which is convenient for a user to apply force.

The lock body 3 is internally provided with a mounting groove 35 for mounting the hollow tube, the lock core 6 is movably arranged in the hollow tube, a barrier strip 64 is formed on the lock core 6, and a barrier 36 is arranged in the lock body 3. The barrier strip sets up with the cooperation of separation blade, can inject the displacement of lock core, avoids it to lead to being difficult to reset because displacement is too big.

A sleeve 65 is arranged in the hollow pipe, the inner end of the lock cylinder 6 is inserted into the sleeve 65, the second reset piece 62 is arranged between the periphery of the lock cylinder 6 and the sleeve 65, and a slot 66 for the limiting block 51 to go in and out is formed in the sleeve 65. The sleeve is used for fixing the second reset piece, and meanwhile, the moving space of the lock cylinder is limited and protected, and the stability of the structure is enhanced. The outer end of the sleeve 65 is formed with a mounting boss 651, the inner end face of the mounting boss 651 is abutted against the outer end face of the hollow tube 22, the outer periphery of the sleeve 65 is formed with a reinforcing bar 652, the reinforcing bar 652 is tightly attached to the inner wall of the hollow tube, and the connection between the sleeve 65 and the hollow tube 22 is reinforced.

Lock body 3 includes last lock body 37 and lower lock body 38 of mutual lock, locks and offers the mounting hole that supplies frame horizontal pole and montant to pass on 37 and the lower lock body 38 of lock, and the shaping has mount table 39 on the lower lock body 38, has seted up on the mount table 39 mounting groove 35, the shaping has on the mount table 39 separation blade 36.

Example 3:

the unlocking button is of a sliding type, the unlocking button is linked with the lock cylinder inside the lock body, and the lock cylinder can directly move in and out of the lock hole in the horizontal direction under the driving of the unlocking button, so that unlocking and locking are completed, and the operation is very convenient.

Based on the three embodiments, the guardrail 2 and the bottom of the frame 1 are provided with a locking mechanism, the locking mechanism comprises a locking bar 7 rotatably arranged on the frame, one end of the locking bar 7 is blocked at the outer side of the guardrail, and the end part of the locking bar 7 is provided with a handle 71. As shown in fig. 1 and 2, in the present embodiment, two locking strips 7 are provided, and are respectively located at the inner side and the outer side of the guardrail, so as to limit the guardrail 2 between the two locking strips, and the guardrail cannot be rotated to be opened due to the blocking of the locking strips 7; when the guardrail is opened to needs, rotate the holding strip 7 to with 1 parallel position of bottom frame, can remove the blockking of guardrail 2 to open guardrail 2, this locking mechanical system's setting has added the second floor insurance for the door guardrail, has avoided children to open by oneself better at will.

The adjusting device comprises screw rods 8 arranged at two sides of the frame 1, adjusting blocks 81 are connected to the screw rods 8 in a rotating mode, and fixing pieces 82 used for being fixed with a wall or a door frame are arranged at the end portions of the screw rods 8. During installation, the safety door guardrail is attached to a wall, the position of the fixing piece 82 is marked, the fixing piece 82 is fixed to the wall, the adjusting block 81 is rotated to adjust the distance between the frame and the wall, and when the frame on two sides is adjusted to be just corresponding to the position of the door frame or the wall, the adjusting block is screwed to complete installation.

The utility model discloses be provided with stop gear in locking device, the user can control the locating part and carry out the position restriction to release button, has avoided child to open the guardrail by oneself effectively, reinforcing security.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a door guardrail, includes frame and guardrail, and guardrail one end is rotated and is connected on the frame, its characterized in that: the other end of the guardrail is detachably connected with the frame through a locking device,

the locking device comprises a lock body and a lock shell, an unlocking button is arranged on the lock body, a through hole for the inner end of the unlocking button to pass in and out or pass through is formed in the guardrail, a lock cylinder is arranged in the lock body, and a lock hole for the lock cylinder to pass in and out is formed in one side of the lock shell;

the lock body is provided with a limiting mechanism, the limiting mechanism comprises a limiting piece movably arranged in the lock body, and the unlocking button is provided with a limiting piece matched with the limiting piece;

adjusting devices are arranged on two sides of the frame.

2. The door guardrail of claim 1, wherein: the guardrail comprises a hollow tube used for installing the lock body, one end of the hollow tube extends into the lock body, the through hole is formed in the hollow tube, the lock cylinder is movably arranged in the hollow tube, and the limiting piece is movably arranged on the outer side of the hollow tube.

3. The door guard according to claim 1 or 2, wherein: the unlocking button is characterized in that a locking block is formed on the inner side of the unlocking button, a locking hole is formed in the inner side of the lock cylinder and corresponds to the through hole, the locking block can stretch into the locking hole and drive the lock cylinder to move, a first reset piece is arranged on the inner side of the unlocking button, and a second reset piece is arranged on the lock cylinder.

4. The door guardrail of claim 3, wherein: a first inclined plane is formed on one side of the locking block, and a second inclined plane opposite to the first inclined plane is arranged in the locking hole.

5. The door guardrail of claim 3, wherein: the locking block is provided with the limiting block, the limiting part comprises a groove for the locking block to pass through, and limiting tables are arranged on two sides of the groove.

6. The door guardrail of claim 5, wherein: the limiting mechanism further comprises a limiting displacement block movably arranged on the lock body, the inner end of the limiting displacement block is connected with the limiting part, the outer end of the limiting displacement block extends out of the lock body, and the limiting part is driven by the limiting displacement block to move in the lock body.

7. The door guardrail of claim 2, wherein: the lock body is internally provided with a mounting groove for mounting the hollow tube, the hollow tube is internally provided with a sleeve, the inner end of the lock core is inserted into the sleeve, a second reset piece is arranged between the periphery of the lock core and the sleeve, and the sleeve is provided with a slotted hole for the limiting block to go in and out.

8. The door guardrail of claim 7, wherein: the outer end of the sleeve is formed with an installation boss, the inner end face of the installation boss is abutted to the outer end face of the hollow pipe, the periphery of the sleeve is formed with a reinforcing strip, and the reinforcing strip is tightly attached to the inner wall of the hollow pipe.

9. The door guard according to claim 1 or 2, wherein: the guardrail and the bottom of the frame are provided with locking mechanisms, each locking mechanism comprises a locking bar which is rotatably arranged on the frame, one end of each locking bar is blocked outside the guardrail, and the end parts of the locking bars are provided with handles.

10. The door guard according to claim 1 or 2, wherein: adjusting device is including setting up the screw rod in the frame both sides, rotates on the screw rod and is connected with the regulating block, and the screw rod tip is provided with and is used for the mounting fixed with wall or door frame.