CN217269786U

CN217269786U - Impact-resistant concrete single-leaf protective airtight door

Info

Publication number: CN217269786U
Application number: CN202123042257.8U
Authority: CN
Inventors: 曹磊
Original assignee: Shanghai Weitu Technology Co ltd
Current assignee: Shanghai Weitu Technology Co ltd
Priority date: 2021-12-06
Filing date: 2021-12-06
Publication date: 2022-08-23
Anticipated expiration: 2031-12-06

Abstract

The utility model relates to a closed door technical field specifically is a concrete single leaf protective closed door that shocks resistance, pass through the articulated door body between two hinges including the door frame with being located the door frame, two one side that the hinge is relative all is fixed with the rotary column, and the external fixation of rotary column has a gear, the inside groove has all been seted up to the interior roof and the interior diapire of door frame, and the inside of inside groove is provided with adjusting part, is provided with articulated subassembly between the inside of adjusting part and inside groove. This concrete single leaf protective airtight door that shocks resistance, cooperation between the subassembly in through adjusting part and hinge assembly, can be according to the opening of the door body and the lift of closing the regulation fixed block, consequently can avoid the pedestrian to tumble when walking, thereby improve the security, cooperation between the subassembly in the buffering subassembly, the protection nature to the door body when can effectively improve the door body closure, consequently the vibration that produces when can effectively cushioning the closure, can improve the life of the door body and door frame simultaneously.

Description

Impact-resistant concrete single-leaf protective airtight door

Technical Field

The utility model relates to a closed door technical field specifically is a concrete single leaf protective closed door that shocks resistance.

Background

The door is an entity for dividing a limited space and is used for connecting and closing the entrance of two or more spaces.

At present, there is certain weak point when current concrete single leaf protective airtight door uses, because the impact resistance of general concrete single leaf protective airtight door is relatively poor, because when airtight door was closed, can take place the striking with the door frame to can lead to the door body and the door frame to cause the damage, and the crack appears because of the vibration very easily in the concrete of the internal portion of door pouring, thereby reduced the life-span of body.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The not enough to prior art, the utility model provides a concrete single leaf protective airtight door that shocks resistance has possessed advantages such as improvement impact resistance, has solved the relatively poor problem of impact resistance of current concrete single leaf protective airtight door.

(II) technical scheme

In order to realize the purpose of improving the impact resistance, the utility model provides a following technical scheme: the utility model provides a concrete single leaf protective airtight door that shocks resistance, includes the door frame and is located the door frame and passes through the articulated door body between two hinges, two one side that the hinge is relative all is fixed with the rotary column, and the external fixation of rotary column has a gear, the inside groove has all been seted up to the interior roof of door frame and interior diapire, and the inside of inside groove is provided with adjusting part, is provided with articulated subassembly between the inside of adjusting part and inside groove, and one side of articulated subassembly is connected with the fixed block, and the inside of fixed block is provided with buffering subassembly.

Furthermore, the adjusting assembly comprises two bearings which are positioned inside the two inner grooves and are fixed, a screw rod connected between the two bearings, two nuts connected outside the screw rod, and a second gear fixed outside the screw rod.

Further, the hinge assembly comprises a hinge block, a first connecting rod, a second connecting rod and a second hinge block, wherein the hinge block is positioned on the inner walls of the two inner grooves and is fixed, the first connecting rod is hinged to the first hinge block, the two connecting rods are hinged to the outer portions of the two nuts, and the second hinge block is fixed between the two connecting rods.

Further, the buffer assembly comprises a buffer cylinder, a spring, a buffer block, a buffer column, a buffer plate and a buffer cushion, wherein the buffer cylinder is fixed inside the two fixed blocks, the spring is connected inside the buffer cylinder, the buffer block is connected inside the buffer cylinder, the buffer column is fixed on one side of the buffer block, the buffer cushion is fixed between the two buffer columns, and the buffer cushion is connected on one side of the buffer cushion.

Furthermore, two through-holes have been seted up in the front of door frame, two the one end of lead screw all extends to inside the through-hole of door frame, No. two gears and a gear engagement.

Furthermore, the first connecting rod is hinged to the nut, and the second hinge block is connected with the fixed block.

(III) advantageous effects

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

1. this concrete single leaf protective airtight door that shocks resistance, cooperation between the subassembly through adjusting part and hinge assembly, can be according to opening of the door body and the lift of closed regulation fixed block, consequently can avoid the pedestrian to tumble when walking to improve the security.

2. This concrete single leaf protective airtight door that shocks resistance through the cooperation between the subassembly in the buffering subassembly, to the protectiveness of the door body when can effectively improving the door body closure, consequently can effectively cushion the vibration that produces when closed, can improve the life of the door body and door frame simultaneously.

Drawings

FIG. 1 is a front sectional view of the structure of the present invention;

FIG. 2 is a top sectional view of the lower fixing block connecting structure of the present invention;

fig. 3 is a perspective view of the structure of the present invention.

In the figure: the door comprises a door frame 1, a hinge 2, a door body 3, a rotary column 4, a first gear 5, an inner groove 6, a bearing 7, a lead screw 8, a nut 9, a first hinge block 10, a first connecting rod 11, a second hinge block 12, a second connecting rod 13, a second gear 14, a fixed block 15, a buffer cylinder 16, a spring 17, a buffer block 18, a buffer column 19, a buffer plate 20 and a buffer cushion 21.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the impact-resistant concrete single-leaf protective airtight door in the embodiment includes a door frame 1 and a door body 3 hinged between two hinges 2 and located on the door frame 1, wherein one side of each hinge 2 opposite to the other hinge is fixedly connected with a rotating column 4, the outer side of each rotating column 4 is fixedly connected with a first gear 5, inner top walls and inner bottom walls of the door frame 1 are respectively provided with an inner groove 6, an adjusting assembly is arranged inside the inner groove 6, a hinge assembly is arranged between the adjusting assembly and the inner part of the inner groove 6, one side of the hinge assembly is fixedly connected with a fixing block 15, the length and the width of the fixing block 15 are respectively equal to the length and the width of the inner side of the inner groove 6, and a buffer assembly is arranged inside the fixing block 15.

In addition, through the cooperation between the above-mentioned subassembly, can drive the rotary column 4 through the articulated of the door body 3 and hinge 2 and rotate, consequently can drive adjusting part through a gear 5 and remove to make adjusting part drive fixed block 15 through articulated subassembly and go up and down, simultaneously under the effect of buffering subassembly, can improve the buffering effect when the door body 3 is closed.

Wherein, the adjusting component comprises bearings 7 which are positioned on the left side wall and the right side wall of the two inner grooves 6 and are fixedly connected, a screw rod 8 which is fixedly connected between the inner sides of the two bearings 7, the outer side of the screw rod 8 is provided with two sections of opposite threads, two nuts 9 which are connected with the outer side of the screw rod 8 through threads, the two nuts 9 are respectively positioned on the two sections of threads of the screw rod 8, and a second gear 14 fixedly connected with the outer side of the screw rod 8, the second gear 14 is meshed with the first gear 5, the hinge assembly comprises a first hinge block 10 fixedly connected with the top wall in the top inner groove 6 and the bottom wall in the bottom inner groove 6, two first connecting rods 11 hinged on the first hinge block 10, a first connecting rod 11 hinged with the nut 9, and a second connecting rod 13 hinged on the outer part of the two nuts 9, and a second hinge block 12 fixedly connected between the two second connecting rods 13, wherein the second hinge block 12 is fixedly connected with a fixed block 15.

In addition, through the cooperation between the above-mentioned components, can pass through the rotation of lead screw 8 to drive two nuts 9 and carry out relative or opposite direction and remove, can drive fixed block 15 through No. one hinge block 10, No. one connecting rod 11, No. two hinge blocks 12 and No. two connecting rods 13 and go up and down in inner tank 6 simultaneously.

Wherein, the buffer assembly is including being located two buffer cylinder 16 of the inside fixed connection of two fixed blocks 15, and buffer cylinder 16 is embedded in the inside of

fixed block

15, 16 inboard swing joint's of

buffer cylinder spring

17, 16 inboard swing joint's of buffer cylinder buffer block 18, buffer block 18 keep away from spring 17 one side fixed connection's cushion column 19, two buffer column 19 between the buffer plate 20 of fixed connection to and the buffer plate 20 keeps away from 19 one side fixed connection's blotter 21 of cushion column.

In addition, through the cooperation of the above components, when the door 3 is closed, the door 3 is primarily buffered by the buffer pad 21, and then the spring 17 is pressed by the buffer plate 20, the buffer column 19 and the buffer block 18, so that the vibration generated when the door 3 is closed can be buffered, and the service life of the door 3 and the doorframe 1 can be prolonged.

The working principle of the above embodiment is as follows:

the door body 3 can be opened or closed under the action of the hinge 2, meanwhile, the door body 3 can drive the rotary column 4 to rotate through the hinge 2, meanwhile, the rotary column 4 drives the first gear 5 to rotate, under the supporting action of the bearing 7, the first gear 5 drives the second gear 14 to rotate, the second gear 14 drives the screw rod 8 to rotate, because the screw rod 8 is provided with two sections of opposite threads, the screw rod 8 drives the two nuts 9 to move towards opposite or opposite directions, simultaneously, under the hinging action of the first hinge block 10 and the first connecting rod 11, and under the hinging action of the second hinge block 12 and the second connecting rod 13, the nut 9 can move to drive the fixed block 15 to lift in the inner groove 6, so that the fixed block 15 can protrude when the door body 3 is closed, the door body 3 can impact the cushion 21, thereby realizing the preliminary buffering action, and the buffer plate 20, The buffer column 19 and the buffer block 18 extrude the spring 17, and then under the elastic force recovery effect of the spring 17, the effect of buffering in the closing process can be improved, so that the door frame 1 and the door body 3 can be prevented from being damaged, and when the door body 3 is opened, the fixing block 15 can be recovered into the inner groove 6, so that the pedestrian can walk conveniently.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a concrete single leaf protective airtight door that shocks resistance, includes door frame (1) and is located door frame (1) through articulated door body (3) between two hinge (2), its characterized in that: two the one side that hinge (2) is relative all is fixed with rotary column (4), and the external fixation of rotary column (4) has gear (5) No. one, inside groove (6) have all been seted up to the interior roof and the interior diapire of door frame (1), and the inside of inside groove (6) is provided with adjusting part, is provided with articulated subassembly between the inside of adjusting part and inside groove (6), and one side of articulated subassembly is connected with fixed block (15), and the inside of fixed block (15) is provided with buffering subassembly.

2. The impact-resistant concrete single-leaf protective airtight door according to claim 1, wherein: the adjusting assembly comprises two bearings (7) which are positioned inside the two inner grooves (6) and are fixed, a screw rod (8) which is connected between the two bearings (7), two nuts (9) which are connected outside the screw rod (8), and a second gear (14) which is fixed outside the screw rod (8).

3. The impact-resistant concrete single-leaf protective airtight door according to claim 2, wherein: the hinge assembly comprises a hinge block (10) which is positioned on the inner walls of the two inner grooves (6) and is fixed, two connecting rods (11) which are hinged on the hinge block (10), two connecting rods (13) which are arranged outside the two nuts (9) and are hinged, and a hinge block (12) which is fixed between the two connecting rods (13).

4. The impact-resistant concrete single-leaf protective airtight door according to claim 1, wherein: the buffer assembly comprises a buffer cylinder (16) which is positioned inside the two fixed blocks (15) and is fixed, a spring (17) which is connected inside the buffer cylinder (16), a buffer block (18) which is connected inside the buffer cylinder (16), a buffer column (19) which is fixed on one side of the buffer block (18), a buffer plate (20) which is fixed between the two buffer columns (19), and a buffer cushion (21) which is connected on one side of the buffer plate (20).

5. The impact-resistant concrete single-leaf protective airtight door according to claim 2, wherein: two through holes are formed in the front face of the door frame (1), one end of each screw rod (8) extends into the through hole of the door frame (1), and the second gear (14) is meshed with the first gear (5).

6. The impact-resistant concrete single-leaf protective airtight door according to claim 3, wherein: the first connecting rod (11) is hinged with the nut (9), and the second hinge block (12) is connected with the fixed block (15).