CN217176405U

CN217176405U - Sliding protective door capable of preventing ray leakage of door gap and braking device thereof

Info

Publication number: CN217176405U
Application number: CN202123120391.5U
Authority: CN
Inventors: 刘志兵; 刘忠伟
Original assignee: ZHUZHOU HELI ELECTROMAGNETIC TECHNOLOGY CO LTD
Current assignee: ZHUZHOU HELI ELECTROMAGNETIC TECHNOLOGY CO LTD
Priority date: 2021-12-10
Filing date: 2021-12-10
Publication date: 2022-08-12
Anticipated expiration: 2031-12-10

Abstract

The utility model relates to a ray protective door field, more specifically relates to a prevent sliding protective door and arresting gear that crack ray revealed, include door leaf, guide rail, hang the piece and establish at door leaf bottom elevating system of bottom of the door leaf, door bottom elevating system includes plumbous rubber, the four-bar linkage of connecting door leaf bottom and plumbous rubber, connects a plurality of stop gears of door leaf bottom and plumbous rubber and the elevating system trigger plate of connecting four-bar linkage, and establish a plurality of guide rails at a plurality of door leaf tops respectively, connect a plurality of door leaf tops respectively and articulate a plurality of hanging the piece in the guide rail respectively; the utility model provides a can not automatic rising at the bottom of the door adjust the problem of door lower seam, the door leaf shakes about easy when the push-and-pull, the utility model discloses can open the door in step and close the door the bottom of the door automatic rising adjust the door lower seam to change the problem that the ray was revealed easily from the bottom of the door, improvement hangs piece and guide rail, make the door leaf more stable when the braking, prevent to derail, reduced the ageing speed of wearing and tearing between hanging piece and the guide rail.

Description

Sliding protective door capable of preventing ray leakage of door gap and braking device thereof

Technical Field

The utility model relates to a ray protection door field, more specifically relates to a prevent push-and-pull guard gate and arresting gear that crack ray was revealed.

Background

The ray protection door is divided into: the sliding protective door, the sliding lead door, the rotary lead door, the plug type lead door and the combined lead door.

Side-hung protective door: the vertical hinged protective door is characterized in that an upper fixed hinge and a lower fixed hinge are arranged on one side of a door frame, a door plate is connected with the door frame through the hinges, and the door plate rotates around a hinge shaft to open and close the vertical hinged protective door mainly comprising the door frame, the door plate, the hinges, a door bolt, a pressing mechanism, a buffer stopper and the like; if power is needed to drive, an electric or hydraulic push rod or other driving mechanisms can be installed to drive the impact of the protective door on a wall body in the opening process, a buffer stopper is generally arranged, a sealing rubber pad is bonded on the inner side of the protective door, and the protective door is attached to a door frame to play a role in sealing and buffering when closed.

Sliding the protective door: the sliding protection door moves in a direction perpendicular to a door opening, namely parallel to the direction of a wall body, a walking mechanism is arranged above or below the door body, a common light door body is arranged above the door body, so that the sliding protection door can be called as an upper hanging type driving sliding protection door, a heavy door driving mechanism is arranged below the heavy door driving mechanism, so that the sliding protection door is called as a bottom driving sliding protection door, and mainly comprises a door plate, a walking mechanism, a limiting device, a handle, a guide rail, a buffering stopper and the like.

Rotating the protective door: the center of the door body of the rotary protective door is provided with a rotating shaft and a driving mechanism, the moving mode is that the door body rotates around a central shaft of the door body and then is opened or closed, the driving mechanism is generally arranged above or below the door body, the rotary protective door mainly comprises a door plate, a traveling mechanism, a limiting device, a handle, a guide rail, a buffer stopper and the like, and if power is needed, the driving mechanism is generally driven by a motor and is similar to a crane cart traveling mechanism.

The bottom of the existing triple door cannot be automatically lifted to adjust the lower seam of the door; the bearing capacity of the guide rail is not enough, the precision between the guide rail and the hanging piece is not enough, the door leaf is easy to wear and tear during operation, the service life is shortened, and the door leaf is easy to shake up and down or incline between the guide rail and the crane in the operation process to cause derailment, and the safety guarantee is lacked.

The patent with publication number discloses the technical field of CN206000328U protective doors, and discloses a protective double-leaf door, which comprises a first door leaf, a second door leaf and a driving device; the side surfaces around the first door leaf and the second door leaf are provided with covered edges for sealing the side surfaces around the door leaf, the covered edges of the inner side surfaces of the door leaf at the joint of the first door leaf and the second door leaf are respectively provided with boss parts which are matched with each other, and the width of each boss part is smaller than half of the width of the inner side surface of the door leaf. The driving device comprises a guide rail, a track wheel assembly, a mounting plate, a motor, a belt pulley and a controller, wherein the motor, the belt pulley and the controller are arranged on the mounting plate; the distance between the belt pulleys at the two ends of the belt is greater than the width of the protective double-leaf door; the track wheel assembly connected with the first door leaf and the track wheel assembly connected with the second door leaf are respectively connected to two sections of the belt in different movement directions. The opening or closing actions of the two door leaves are synchronously driven by the motor and the belt device, and the movement speeds of the door leaves are consistent. The driving device has simple structure and reliable strength, but the door bottom can not be automatically lifted to adjust the lower seam of the door when the door is opened and closed synchronously; when the door leaf lead plate is fixed on one side of the door core, the gravity center deviation is easy to cause, the length of the door leaf is large, and the weight of each door leaf exceeds 200 KG.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the problem that exists among the prior art, provide a prevent push-and-pull guard gate and arresting gear that crack ray revealed, solved above-mentioned problem.

The utility model adopts the technical proposal that:

a sliding protective door capable of preventing ray leakage of a door seam comprises a door leaf, four-bar mechanisms connected to the bottom of the door leaf, lead rubber connected with the four-bar mechanisms, a plurality of limiting mechanisms connected with the bottom of the door leaf and the lead rubber, and a lifting mechanism trigger plate connected with the four-bar mechanisms, wherein the lead rubber is in interference fit with the ground when in action.

Further, the four-bar mechanism is composed of a main bar and a plurality of hinged parts.

Further, the mobile jib is connected elevating system and is triggered the board, two articulated elements are articulated respectively at the both ends of mobile jib, and fan bottom and lead rubber are connected respectively to two articulated elements.

Furthermore, a spring is arranged at one end, far away from the lifting mechanism trigger plate, of the four-bar mechanism, and the four-bar mechanism is pulled to reset after the door is opened, so that the lead rubber is reset.

Furthermore, the limiting mechanism is composed of two direct blocks, and the two right-angle blocks are spliced into a mouth shape.

Furthermore, the two right-angle blocks are connected by the two sliding blocks to limit the lead rubber to do horizontal linear motion. The lead rubber is limited to do horizontal linear motion, the mechanism can be prevented from swinging left and right, and only can move from top to bottom or from bottom to top.

The utility model provides a prevent arresting gear of push-and-pull guard gate that crack ray was revealed, includes any of the aforesaid, and establish a plurality of guide rails at a plurality of door leaf tops respectively, connect a plurality of door leaf tops respectively and articulate a plurality of piece of hanging in the guide rail respectively, the guide rail comprises double flute track and accurate optical axis, it includes the jib to hang the piece, establishes the bearing wheel on jib both sides and establishes the spacing wheel at the jib top, and no matter how the door leaf rocks or inclines can guarantee to hang a piece and does not derail at the operation in-process, ensures that the safety of user is protected.

Further, the double-groove track comprises a first groove track and a second groove track located on the lower portion of the first groove track, the first groove track is communicated with the second groove track, and the two ends of the interior of the second groove are embedded with precise optical axes.

Furthermore, the limiting wheel is sleeved on the hanging rod by taking the hanging rod as a circle center, and the limiting wheel is perpendicular to the bearing wheel.

Furthermore, the limiting wheels are hinged in the first groove track, the bearing wheels are hinged in the second groove track, and the bearing wheels are connected with the precise optical axis.

Compared with the prior art, the beneficial effects of the utility model are that:

the door bottom lifting mechanism can automatically lift the door bottom to adjust the lower seam of the door when the door is opened and closed synchronously, so that the problem that rays are easy to leak from the door bottom is solved, the limiting mechanism is additionally arranged to limit the lead rubber to do horizontal linear motion, the mechanism can be prevented from swinging left and right and only can move from top to bottom or from bottom to top; the bearing capacity of the guide rail is more than 500 KG; the guide rail is additionally provided with the limiting wheels, so that the door leaf can be guaranteed not to derail no matter how the door leaf rocks or inclines in the operation process, and the safety of a user is guaranteed.

Drawings

FIG. 1 is a schematic side view of a sliding protective door and its braking device for preventing ray leakage in the door gap;

FIG. 2 is a schematic view of a partial enlarged structure A in the side of a sliding protective door and a braking device thereof for preventing ray leakage of a door gap;

FIG. 3 is a schematic view of a partial enlarged structure B in the side of a sliding protective door and a braking device thereof for preventing ray leakage of a door gap;

FIG. 4 is a schematic view of a sliding protective door and its brake device guide rail structure for preventing ray leakage in the door gap;

FIG. 5 is a schematic view of a sliding protective door and its brake device hanger structure for preventing ray leakage in the door seam;

FIG. 6 is a schematic structural view of a door bottom lifting mechanism of a sliding protective door and a braking device thereof for preventing ray leakage of a door gap;

in the figure: 1. the lifting mechanism comprises a door leaf, 2 guide rails, 3 hanging pieces, 201 double-groove rails, 2011 first groove rails, 2012 second groove rails, 202 precise optical axes, 301 lifting rods, 302 bearing wheels, 303 limiting wheels, 501 lead rubber, 502 four-bar mechanisms, 5021 main rods, 5022 hinge pieces, 503 limiting mechanisms, 504 lifting mechanism trigger plates and 505 springs.

Detailed Description

In order to clearly illustrate the technical features of the present invention, the present invention is explained in detail by the following embodiments in combination with the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, however, the present application may be practiced in other ways than those described herein, and therefore the scope of the present application is not limited by the specific embodiments disclosed below.

In addition, in the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on those shown in the drawings, are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present application. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; the connection can be mechanical connection, electrical connection or communication; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. In the description of the present specification, reference to the description of "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Example 1

A sliding protective door against radiation leakage in a door opening, as shown in fig. 1 to 6, comprising: the lifting mechanism comprises a door leaf 1, lead rubber 501, a four-bar mechanism 502, a limiting mechanism 503 and a lifting mechanism trigger plate 504.

The four-bar mechanism 502 is connected with the bottom of the door leaf 1 and the lead rubber 501, the four-bar mechanism 502 is composed of a main rod 5021 and two hinges 5022, the main rod 5021 is connected with the lifting mechanism trigger plate 504, two ends of the main rod 5021 are respectively hinged with the two hinges 5022, and the two hinges 5022 are respectively connected with the bottom of the door leaf 1 and the lead rubber 501; the end of the four-bar mechanism 502 far away from the lifting mechanism trigger plate 504 is provided with a spring 505, and after the door is opened, the four-bar mechanism 502 is pulled to reset, so that the lead rubber 501 is reset

The limiting mechanism 503 is connected with the bottom of the door leaf 1 and the lead rubber 501; the limiting mechanism 502 is composed of two right-angle blocks which are spliced into a mouth shape, and the two right-angle blocks are connected by two sliding blocks to limit the lead rubber 501 to do horizontal linear motion, so that the mechanism can be prevented from swinging left and right and can only move from top to bottom or from bottom to top; falling after the door leaf 1 is closed drives the lead rubber 501 into contact with the ground, thereby changing the problem that the ray is easy to leak from the bottom of the door.

The lift mechanism trigger plate 504 is coupled to the four-bar mechanism 502.

The lead rubber 501 is in interference fit with the ground when acting.

When the door is closed, the door leaf 1 closest to the door touches the lifting mechanism trigger plate 504, the lifting mechanism trigger plate 504 triggers the four-bar mechanism 502 to pull leftwards, so that the lead rubber 501 moves downwards, the lead rubber 501 is in interference fit with the ground when acting, and when the door is opened, the spring 505 pulls the lead rubber 501 to reset after the force disappears.

Example 2

The lift mechanism trigger plate 504 is coupled to the four-bar mechanism 502.

The lead rubber 501 is in interference fit with the ground when acting.

A braking device of a sliding protective door for preventing the ray leakage of a door gap comprises the sliding protective door for preventing the ray leakage of the door gap, a hanging piece 3 and a guide rail 1.

Guide rail 2 comprises double flute track 201 and accurate optical axis 202, double flute track 201 includes first flute track 2011 and is located the second flute track 2012 of first flute track 2011 lower part, first flute track 2011 communicates with each other with second flute track 2012, accurate optical axis 202 is inlayed at the inside both ends of second flute 2012, second flute track 2012 bottom is equipped with the opening, jib 301 passes the opening, and bearing capacity is greater than 500 KG.

Connect 1 top of door leaf respectively and articulate the three piece of hanging in guide rail 2 respectively, 3 hang the piece including jib 301, establish bearing wheel 302 on jib 301 both sides and establish the spacing wheel 303 at jib 301 top, spacing wheel 303 uses jib 301 to overlap on jib 301 as the centre of a circle, spacing wheel 303 is perpendicular with bearing wheel 302, spacing wheel 303 articulates in first grooved rail 2011, bearing wheel 302 articulates in second grooved rail 2012, accurate optical axis 202 is connected to bearing wheel 302. No matter how the door leaf 1 rocks or inclines in the operation process, the door leaf 1 can ensure that the hanging piece 3 does not derail, and the safety of a user is ensured.

Example 3

A braking device for a sliding protective door capable of preventing ray leakage of a door gap comprises the sliding protective door capable of preventing ray leakage of the door gap, a hanging piece 3 and a guide rail 1 in the embodiment 1.

Connect 1 top of door leaf respectively and articulate four piece of hanging in guide rail 2 respectively, 3 hang the piece including jib 301, establish bearing wheel 302 on jib 301 both sides and establish the spacing wheel 303 at jib 301 top, spacing wheel 303 uses jib 301 to overlap on jib 301 as the centre of a circle, spacing wheel 303 is perpendicular with bearing wheel 302, spacing wheel 303 articulates in first grooved rail 2011, bearing wheel 302 articulates in second grooved rail 2012, accurate optical axis 202 is connected to bearing wheel 302. No matter how the door leaf 1 rocks or inclines in the operation process, the door leaf 1 can ensure that the hanging piece 3 does not derail, and the safety of a user is ensured.

It should be understood that the above-mentioned embodiments are only examples for clearly illustrating the technical solutions of the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. The sliding protection door capable of preventing ray leakage of the door gap is characterized by comprising a door leaf, a four-bar mechanism connected with the bottom of the door leaf, lead rubber connected with the four-bar mechanism, a plurality of limiting mechanisms connected with the bottom of the door leaf and the lead rubber, and a lifting mechanism trigger plate connected with the four-bar mechanism, wherein the lead rubber is in interference fit with the ground when in action.

2. The sliding protective door against radiation leakage in the door opening according to claim 1, wherein said four-bar mechanism comprises a main bar and a plurality of hinges.

3. The sliding protective door capable of preventing ray leakage of the door gap as claimed in claim 2, wherein the main rod is connected with the lifting mechanism trigger plate, two ends of the main rod are respectively hinged with two hinged pieces, and the two hinged pieces are respectively connected with the leaf bottom and the lead rubber.

4. The sliding protective door capable of preventing ray leakage of the door gap as claimed in claim 1, wherein a spring is provided at one end of the four-bar linkage far away from the trigger plate connected with the lifting mechanism.

5. The sliding protective door capable of preventing ray leakage of the door gap as claimed in claim 1, wherein said limiting mechanism is composed of two direct blocks, and two right-angle blocks are spliced into a "mouth" shape.

6. The sliding protective door capable of preventing ray leakage of the door gap according to claim 5, wherein the two right-angle blocks are connected by two sliding blocks to limit the lead rubber from doing horizontal linear motion.

7. A braking device of a sliding protective door for preventing the ray leakage of a door seam is characterized by comprising the sliding protective door for preventing the ray leakage of the door seam according to any claim from 1 to 6, a plurality of guide rails respectively arranged at the tops of a plurality of door leaves, and a plurality of hanging pieces respectively connected with the tops of the door leaves and respectively hinged in the guide rails, wherein each guide rail consists of a double-groove rail and a precise optical axis, and each hanging piece comprises a hanging rod, bearing wheels arranged at two sides of the hanging rod and limiting wheels arranged at the top of the hanging rod.

8. The braking device for a sliding protective door against radiation leakage from a door gap according to claim 7, wherein said dual-grooved rail comprises a first grooved rail and a second grooved rail located at a lower portion of the first grooved rail, said first grooved rail is communicated with said second grooved rail, and a precision optical axis is embedded at both ends of the interior of said second groove.

9. The braking device for a sliding protective door against radiation leakage at the door opening as claimed in claim 7, wherein said limiting wheel is sleeved on the suspension rod with the suspension rod as a center, and said limiting wheel is perpendicular to the bearing wheel.

10. The braking device for a sliding protective door against radiation leakage from the door opening as claimed in claim 7, wherein said limiting wheel is hinged in the first grooved rail, said bearing wheel is hinged in the second grooved rail, and said bearing wheel is connected to the precision optical axis.