CN210422236U

CN210422236U - Inside and outside synchronous bolt mechanism and bolt door for container room

Info

Publication number: CN210422236U
Application number: CN201920929612.7U
Authority: CN
Inventors: 孙宝山
Original assignee: Changzhou Qiaochuang Doors And Windows Technology Co ltd
Current assignee: Changzhou Qiaochuang Doors And Windows Technology Co ltd
Priority date: 2019-06-20
Filing date: 2019-06-20
Publication date: 2020-04-28
Anticipated expiration: 2029-06-20

Abstract

The utility model discloses an inside and outside synchronous bolt mechanism and bolt door for container room. The utility model discloses an inside and outside synchronous bolt mechanism, push away and draw the piece including bolt pole and bolt, the bolt pushes away and draws the one end fixed connection of piece and bolt pole, and the other end of bolt pole can cooperate with door body side through-hole, and the bolt pushes away and draws the last push-and-pull board that has two to opposite direction extension in order to stretch out the internal and external both sides bolt mounting hole of door body. The utility model also discloses a container is bolt door for room. In the utility model, the bolt rod can be synchronously controlled to extend or retract from the inner side and the outer side of the door body, thereby greatly facilitating the bolt locking and opening operations of the door, ensuring flexible and stable bolt pushing and pulling, improving the overall texture and quality of the door body and improving the use experience of users; and, integrated in bolt mechanism and locked and the door handle function, the function is various, simple to operate, and simple structure is compact, is particularly useful for the bolt door for the container room.

Description

Inside and outside synchronous bolt mechanism and bolt door for container room

Technical Field

The utility model relates to a bolt structure of door, more specifically say, relate to an inside and outside synchronous bolt mechanism and bolt door for container room.

Background

Container house also is called container house, container prefabricated house, packing box room and engineering temporary housing etc. commonly uses as workman's dormitory in building site, also someone uses as the house of renting, and is sturdy and durable, builds the convenience.

The container house is generally composed of a square house and doors and windows installed on the house. The door of container room adopts the steel door in the trade, and steel door inside cavity considers use cost, only installs simple and easy bolt structure on the steel door usually and realizes opening or closing of door. A set of independent simple and easy bolt is respectively installed to inside and outside both sides side of door usually, and this kind of simple and easy bolt simple structure, simple to operate, but inside and outside independent control of two sets of bolts, it is inconvenient to use, often brings some extra troubles in the in-service use.

Based on the above problems of the door latch mechanism of the container house, it is necessary to design a novel door latch mechanism to improve the convenience of use.

Disclosure of Invention

1. Technical problem to be solved by the utility model

The utility model aims to overcome the defects of the latch mechanism of the door of the existing container room, and provides an internal and external synchronous latch mechanism and a latch door for the container room, and by adopting the technical scheme of the utility model, the extension or retraction of the latch rod can be synchronously controlled from the internal and external sides of the door body, thereby greatly facilitating the latch locking and opening operations of the door, and the latch is flexible and stable in pushing and pulling, thereby improving the overall texture and quality of the door body and improving the use experience of users; and, integrated locking and door handle function in bolt mechanism, all can lock and open the door through the door handle in the inside and outside both sides of door, make inside and outside synchronous control of bolt, lock and door handle function trinity, the function is various, simple to operate, and simple structure is compact, is particularly useful for the bolt door for the container room.

2. Technical scheme

In order to achieve the above purpose, the utility model provides a technical scheme does:

the utility model discloses an inside and outside synchronous bolt mechanism, push away and draw the piece including bolt pole and bolt, the bolt push away and draw the one end fixed connection of piece and bolt pole, the other end of bolt pole can cooperate with door body side through-hole, the bolt push away and draw and to have two push-and-pull boards that extend in order to stretch out the internal and external both sides bolt mounting hole of door to opposite direction on the piece, the push-and-pull board that corresponds the side from the internal and external both sides push-and-pull of door all can drive the bolt pole and stretch out or retract.

Furthermore, the tail part of the plug pin rod is provided with a necking section, and the necking section is provided with an external thread; the bolt push-pull piece comprises a left push-pull piece and a right push-pull piece, the left push-pull piece and the right push-pull piece respectively comprise a bolt connecting plate and a push-pull plate, the push-pull plate is fixed on the outer side of the bolt connecting plate, one end of the bolt connecting plate is inwards bent to form a bolt connecting portion, the bolt connecting portions of the left push-pull piece and the right push-pull piece are mutually abutted together, threaded connecting holes are formed in the bolt connecting portions located at the rear portion and fixedly connected with external threads of the neck reducing section, through holes used for penetrating through the bolt rod neck reducing section are formed in the bolt connecting portions located at the front portion, and the bolt connecting portions located at the front portion are clamped between the bolt connecting portions at the rear portion and steps of.

Furthermore, the end of the bolt connecting plate of the left push-pull piece and the right push-pull piece, which is far away from the bolt connecting part, is provided with an inward flange.

Furthermore, the width of the bolt connecting plate is slightly smaller than the width of the bolt mounting holes on the inner side and the outer side of the door body, the width of the push-pull plate is larger than the width of the bolt mounting holes on the inner side and the outer side of the door body, and limiting parts matched with the side panels corresponding to the door body are arranged on two sides of the root part of one end, connected with the bolt connecting plate, of the push-pull plate.

Furthermore, the door further comprises an outer mounting plate arranged on the inner side panel and the outer side panel of the door body, a limiting opening is arranged on the outer mounting plate, the position of the limiting opening corresponds to the position of a bolt mounting hole of the door body, and the push-pull plates on two sides of the bolt push-pull piece penetrate through the limiting opening of the outer mounting plate on the corresponding side and can be pushed, pulled and moved within the opening length range of the limiting opening.

Furthermore, two sides of the root part of one end of the push-pull plate connected with the bolt connecting plate are provided with limiting parts matched with the outer surfaces of the outer mounting plates on the corresponding sides.

Furthermore, a hanging lug extends outwards from one side of the limiting opening of the outer mounting plate, which is close to the front part of the bolt rod, a first lock hole is formed in the hanging lug, and a second lock hole opposite to the first lock hole is formed in the push-pull plate of the bolt push-pull piece.

Furthermore, the outer mounting plate is formed by adopting an integral sheet metal process, and a handle formed by bending is arranged on one side of the outer mounting plate.

Furthermore, the outer mounting plates are provided with mounting holes, and the two outer mounting plates positioned on the inner side panel and the outer side panel of the door body are fixedly mounted on the door body through oppositely pulling female screws and male screws, wherein the female screws are arranged on the outer side of the door body, and the male screws are arranged on the inner side of the door body.

The utility model discloses a bolt door for container room, which comprises a door body, the door body be the steel door, the door body on set up the inside and outside bolt mounting hole that runs through, the bolt mounting hole in install foretell inside and outside synchronous bolt mechanism.

3. Advantageous effects

Adopt the technical scheme provided by the utility model, compare with existing well-known technique, have following beneficial effect:

(1) the utility model discloses an inside and outside synchronous bolt mechanism and bolt room door for container room, bolt mechanism include bolt pole and bolt push-and-pull piece, have two push-and-pull boards that extend to opposite direction in order to stretch out the bolt mounting hole of the internal and external both sides of door on the bolt push-and-pull piece, the push-and-pull board of the corresponding side of push-and-pull from the internal and external both sides of door can all drive the bolt pole and stretch out or retract, greatly made things convenient for the bolt locking and the opening operation of door, the bolt push-and-pull is nimble stable, has improved the whole feel and the quality of the door body, has improved user's use;

(2) the utility model discloses an inside and outside synchronous bolt mechanism, its bolt push-and-pull piece includes left push-and-pull piece and right push-and-pull piece, left push-and-pull piece and right push-and-pull piece all include bolt connecting plate and push-and-pull plate, the push-and-pull plate is fixed in the outside of bolt connecting plate, the one end of bolt connecting plate is inwards buckled and is formed the bolt connecting portion, the bolt connecting portion of left push-and-pull piece and right push-and-pull piece are supported each other and are in the same place, and be located the bolt connecting portion at the rear portion and be equipped with the threaded connection hole of external screw thread fastening connection with the necking down section, be located the bolt connecting portion at the front portion and be equipped with the through-hole that; by adopting the structure of the bolt push-pull piece, the left push-pull piece and the right push-pull piece are put in the bolt mounting holes, the bolt connecting part at the front end of the bolt push-pull piece is close to the through hole at the side surface of the door body, so that a bolt rod inserted into the through hole at the side surface of the door body is conveniently connected with the bolt push-pull piece, the installation is simple and convenient, and the bolt rod is firmly and reliably connected; after the installation, the bolt rod is limited in the through hole on the side surface of the door body, and the push-pull plates of the left push-pull piece and the right push-pull piece are limited in the bolt installation hole, so that the bolt rod is ensured to be pushed and pulled flexibly and stably;

(3) the utility model discloses an inside and outside synchronous bolt mechanism, its bolt connecting plate of left side push-and-pull piece and right side push-and-pull piece keep away from the one end of bolt connecting portion and be equipped with the inside flanging, utilize the inside flanging design, effectively avoided bolt connecting plate rear portion and bolt mounting hole to bump and cause the circumstances of jamming in the bolt pole back-pulling process, guaranteed bolt pole push-and-pull reliable and stable;

(4) the utility model discloses an inside and outside synchronous bolt mechanism, it still includes the outer mounting panel that installs on door body inside and outside panel, utilizes the outer mounting panel to decorate the bolt mounting hole of both sides inside and outside the door body, can improve the intensity of the both sides side inside and outside the door body simultaneously; in addition, the outer mounting plate can be provided with a hanging lug so as to form a lockhole matching with a push-pull plate of the bolt push-pull piece, so that the inner side and the outer side of the door can be locked, and the use is more convenient;

(5) the utility model discloses an inside and outside synchronous bolt mechanism, the root of its push-and-pull board still is equipped with the spacing portion that matches with the corresponding side board of door body or the outer mounting panel surface of corresponding side, has avoided bolt mechanism to rock in the door body, has improved the smooth and easy nature and the stability of push-and-pull of bolt mechanism;

(6) the utility model discloses an inside and outside synchronous bolt mechanism, its outer mounting panel adopts integrative sheet metal technology shaping, and still be equipped with the handle of bending type on one side of outer mounting panel, simple manufacture is convenient, makes the inside and outside synchronous control of bolt, locks and the function trinity of door handle, and the function is various, and simple to operate, simple structure is compact, is particularly useful for the bolt door for the container room;

(7) the utility model discloses an inside and outside synchronous bolt mechanism is equipped with the mounting hole on its outer mounting panel, and two outer mounting panels that are located on the inside and outside both sides board of the door body are to drawing fixed mounting on the door body through box screw and public first screw, and wherein the outside of the door body is located to box screw, and the inboard of the door body is located to public first screw, adopts box screw and public first screw to install, and bolt mechanism assembles simple and conveniently on the door body, and the assembly is firm stable.

Drawings

Fig. 1 is a schematic structural view of a latch door for a container house according to the present invention;

fig. 2 is a schematic structural view of an internal and external synchronous latch mechanism of the present invention;

fig. 3 is a schematic structural diagram of an external mounting plate in an internal and external synchronous latch mechanism according to the present invention;

fig. 4 is a schematic structural view of a plug pin pushing and pulling member in an internal and external synchronous plug pin mechanism according to the present invention;

fig. 5 is a schematic structural diagram of a latch rod in an internal and external synchronous latch mechanism according to the present invention;

fig. 6 is a schematic view of an assembly structure of a plug pin rod and a plug pin push-pull member in an internal and external synchronous plug pin mechanism according to the present invention;

fig. 7 is an outer side structural schematic view of the inner and outer synchronous bolt mechanism of the present invention installed in the door body;

fig. 8 is an inner side structure schematic diagram of the inner and outer synchronous bolt mechanism of the present invention installed in the door body.

The reference numerals in the schematic drawings illustrate:

100. a latch mechanism; 1. an outer mounting plate; 1-1, limiting an opening; 1-2, a handle; 1-3, hanging a lug; 1-4, mounting holes; 2. a plug push-pull member; 2-1, a bolt connecting plate; 2-2, connecting a threaded hole; 2-3, a push-pull plate; 2-4, a second lock hole; 2-5, inward flanging; 2-6, a limiting part; 2-7, pulling the lug; 3. a latch rod; 3-1, external threads; 3-2, steps; 3-3, tapered pin heads; 4. a box screw; 5. a male screw; 200. a door body.

Detailed Description

For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings and examples.

Example 1

Referring to fig. 1 and 4 to 6, the internal and external synchronous latch mechanism of this embodiment includes a latch rod 3 and a latch push-pull member 2, the latch push-pull member 2 is fixedly connected to one end of the latch rod 3, the other end of the latch rod 3 is capable of being matched with a through hole on a side surface of the door body 200, the latch push-pull member 2 has two push-pull plates 2-3 extending in opposite directions to extend out of latch installation holes on both sides of the door body 200, and the push-pull plates 2-3 on the opposite sides of the push-pull from both sides of the door body 200 can drive the latch rod 3 to extend out or retract. By adopting the internal and external synchronous bolt mechanism, the door bolt is greatly convenient to lock and open, the bolt is flexibly and stably pushed and pulled, the overall texture and quality of the door body are improved, and the use experience of a user is improved.

As shown in fig. 4 to 6, in the present embodiment, the latch rod 3 and the latch push-pull member 2 are preferably screwed for easy assembly and fabrication. Specifically, as shown in fig. 5, the tail of the plug rod 3 is provided with a necking section, an external thread 3-1 is arranged on the necking section, a step 3-2 is formed between the plug rod 3 and the necking section, and the front of the plug rod 3 can be provided with a tapered pin head 3-3 so as to be matched with a jack. The bolt pushing and pulling piece 2 comprises a left pushing and pulling piece and a right pushing and pulling piece, the left pushing and pulling piece and the right pushing and pulling piece are basically the same in structure and respectively comprise a bolt connecting plate 2-1 and a push-pull plate 2-3, the push-pull plate 2-3 is fixed on the outer side of the bolt connecting plate 2-1, one end of the bolt connecting plate 2-1 is bent inwards to form a bolt connecting part, the bolt connecting parts of the left pushing and pulling piece and the right pushing and pulling piece are abutted against each other, a threaded connecting hole 2-2 fixedly connected with an external thread 3-1 of the neck reducing section is formed in the bolt connecting part at the rear part, a through hole for penetrating through the neck reducing section of the bolt rod 3 is formed in the bolt connecting part at the front part, and the bolt connecting part at the front part is clamped between the bolt connecting part at the rear part and a step. Namely, threaded connection holes 2-2 are arranged on the bolt connection part of the left push-pull piece in fig. 6, the size of threads on the threaded connection part is matched with external threads 3-1 of the necking section of the bolt rod 3, a through hole is arranged on the bolt connection part of the right push-pull piece in fig. 6, the through hole is larger than the diameter of the necking section and smaller than the diameter of the main body part of the bolt rod 3, so that the bolt connection part positioned at the front part can be stably clamped between the bolt connection part at the rear part and the step 3-2 of the necking section of the bolt rod 3, and the bolt connection part of the bolt push-pull piece 2 clamped in the middle also plays a role of a gasket, and after connection, the bolt rod 3 can be. By adopting the structure of the bolt push-pull piece, the left push-pull piece and the right push-pull piece are put in the bolt mounting holes, the bolt connecting part at the front end of the bolt push-pull piece is close to the through hole at the side surface of the door body, so that the bolt rod 3 inserted into the through hole at the side surface of the door body is conveniently connected with the bolt push-pull piece 2, the installation is simple and convenient, and the bolt rod 3 is firmly and reliably connected; after the bolt is installed, the bolt rod 3 is limited in the through hole on the side face of the door body, and the push-pull plates 2-3 of the left push-pull piece and the right push-pull piece are limited in the bolt installation hole, so that the bolt rod 3 can be pushed and pulled flexibly and stably. In the embodiment, in order to prevent the occurrence of the clamping stagnation between the bolt connecting plate 2-1 and the bolt mounting hole during the pushing and pulling of the bolt, an inward flange 2-5 is arranged at one end, away from the bolt connecting part, of the bolt connecting plate 2-1 of the left pushing and pulling part and the right pushing and pulling part, and the inward flange 2-5 is bent inwards by a certain angle, so that the bolt mounting hole is effectively avoided, a certain guiding effect can be achieved when the bolt rod 3 is inclined, the situation that the clamping stagnation is caused by the collision between the rear part of the bolt connecting plate 2-1 and the bolt mounting hole during the pulling-back process of the bolt rod 3 is effectively avoided, and the pushing and pulling of the bolt rod 3 are ensured to be stable.

In addition, the width of the bolt connecting plate 2-1 is slightly smaller than the width of the bolt mounting holes on the inner side and the outer side of the door body 200, the width of the push-pull plate 2-3 is larger than the width of the bolt mounting holes on the inner side and the outer side of the door body 200, and the limiting parts 2-6 matched with the side panels corresponding to the door body 200 are arranged on two sides of the root part of one end, connected with the bolt connecting plate 2-1, of the push-pull plate 2-3, so that the bolt mechanism is prevented from shaking in the door body by utilizing the limiting parts 2-6, and the push-pull. For the convenience of assembly, the length of the bolt connecting plate 2-1 is slightly smaller than the length of the bolt mounting holes at the inner side and the outer side of the door body 200. The bolt connecting plate 2-1 and the push-pull plate 2-3 are both of sheet metal structures, the bolt connecting plate 2-1 is L-shaped as a whole, the bolt connecting part and the inward turned edge 2-5 on the bolt connecting plate are both formed by bending, and the limiting part 2-6 on the push-pull plate 2-3 is also formed by bending. The bolt connecting plate 2-1 and the push-pull plate 2-3 are fixed by welding, in order to improve the connection firmness, a bent part is arranged at one end of the push-pull plate 2-3 connected with the bolt connecting plate 2-1, an opening is arranged on the bolt connecting plate 2-1, the bent part of the push-pull plate 2-3 penetrates through the opening of the bolt connecting plate 2-1 from the outer side of the bolt connecting plate 2-1, and the bent part is welded with the inner side of the bolt connecting plate 2-1, so that the connection strength of the bolt connecting plate 2-1 and the push-pull plate 2-3 is improved. In order to facilitate the push-pull operation, the pull lugs 2-7 can be integrally bent and formed on the push-pull plate 2-3.

In the internal and external synchronous bolt mechanism of the embodiment, during installation, a bolt installation hole is formed in the door body 200, a through hole communicated with the bolt installation hole is formed in the side face of the door body 200, and the through hole is matched with the diameter of the bolt rod 3. Firstly, a bolt push-pull piece 2 positioned at the front part is installed into a bolt installation hole from one side of a door body 200, then a bolt push-pull piece 2 positioned at the rear part is installed into the bolt installation hole from the other side of the door body 200, so that a front through hole of the front bolt push-pull piece 2 is opposite to a front threaded connection hole 2-2 of the rear bolt push-pull piece 2, then a bolt rod 3 is inserted into a through hole on the side surface of the door body 200, an external thread 3-1 of a necking section of the bolt rod 3 penetrates through the through hole of the front bolt push-pull piece 2 to be connected with the threaded connection hole 2-2 of the rear bolt push-pull piece 2, and the bolt rod 3 is screwed to finish the installation.

This embodiment has still disclosed a container room door for room with synchronous bolt mechanism inside and outside above-mentioned, and it is including the door body 200, and the door body 200 is the steel door, sets up the bolt mounting hole that runs through inside and outside on the door body 200, installs foretell synchronous bolt mechanism 100 inside and outside in the bolt mounting hole. Adopt this bolt door for container room, improved the whole feel and the quality of container room door, improved user's use and experienced.

Example 2

Referring to fig. 2 to 6, the basic structure of an internal and external synchronization latch mechanism of this embodiment is the same as that of embodiment 1, except that: in this embodiment, the door further comprises an outer mounting plate 1 mounted on the inner and outer side panels of the door body 200, the outer mounting plate 1 is provided with a limiting opening 1-1, the position of the limiting opening 1-1 corresponds to the position of a bolt mounting hole of the door body 200, and the push-pull plates 2-3 on both sides of the bolt push-pull member 2 penetrate through the limiting opening 1-1 of the outer mounting plate 1 on the corresponding side and can be pushed and pulled within the opening length range of the limiting opening 1-1. Utilize outer mounting panel 1, can decorate the interior outer both sides bolt mounting hole of the door body 200, can improve the intensity of the inside and outside both sides side panel of the door body simultaneously, improve the overall structure intensity stability of the door body. In addition, different from the embodiment 1, the two sides of the root of one end of the push-pull plate 2-3 connected with the bolt connecting plate 2-1 are provided with limiting parts 2-6 matched with the outer surface of the corresponding outer mounting plate 1, namely, the push-pull plate 2-3 and the outer mounting plate 1 form a limiting effect, so that the bolt mechanism is prevented from shaking in the door body 200, and the push-pull smoothness and stability of the bolt mechanism are improved.

In addition, as shown in fig. 2, 3 and 4, in this embodiment, a side of the limit opening 1-1 of the external mounting plate 1, which is close to the front portion of the latch rod 3, extends outward to form a suspension loop 1-3, the suspension loop 1-3 is provided with a first lock hole, a push-pull plate 2-3 of the latch push-pull member 2 is provided with a second lock hole 2-4 opposite to the first lock hole, when the latch rod 3 is pushed out, the push-pull plate 2-3 is close to the suspension loop 1-3, and the first lock hole is opposite to the second lock hole 2-4, and can be locked by a lock such as a padlock, so that both the inside and outside of the door can be locked, and the use is more convenient. The outer mounting plate 1 is formed by adopting an integral sheet metal process, one side of the outer mounting plate 1 is also provided with a handle 1-2 which is formed by bending, and the hanging lugs 1-3 are also formed by bending integrally, so that the bolt door is simple and convenient to manufacture, the functions of synchronous control inside and outside the bolt, locking and door handle function are integrated, the functions are various, the installation is convenient, the structure is simple and compact, and the bolt door is particularly suitable for a bolt door for a container house.

As shown in fig. 2, fig. 7 and fig. 8, in this embodiment, the outer mounting plates 1 are provided with mounting holes 1-4, two outer mounting plates 1 located on the inner and outer side panels of the door body 200 are oppositely fixed on the door body 200 by female screws 4 and male screws 5, the ends of the female screws 4 are smooth and have internal thread sleeves, the ends of the male screws 5 have flat openings, cross openings and other structures of common screws and can be screwed by tools, wherein the female screws 4 are located on the outer side of the door body 200, i.e. the outdoor side (as shown in fig. 7), the male screws 5 are located on the inner side of the door body 200, i.e. the indoor side (as shown in fig. 8), which effectively prevents the bolt mechanism from being damaged by human from the outside of the door, and is simple and convenient to assemble. Of course, the mounting manner of the outer mounting plate 1 to the door body 200 is not limited to this, and the outer mounting plate 1 may be firmly fixed to the door body 200 by means of rivets or the like.

In the internal and external synchronous latch mechanism of this embodiment, the method of mounting the latch push-pull member 2 and the latch lever 3 is the same as that of embodiment 1. After the bolt push-pull piece 2 and the bolt rod 3 are installed on the door body 200, the outer installation plates 1 on two sides can be installed. Because the width of the push-pull plate 2-3 of the bolt push-pull piece 2 is larger than the width of the upper limit opening 1-1 of the outer mounting plate 1, when the outer mounting plate 1 is mounted, the outer mounting plate 1 can be mounted in place by rotating a certain angle, and then the outer mounting plate 1 is rotated to a proper position. And then installing female screws 4 from the outer side, installing male screws 5 from the inner side, tightening the female screws 4 and the male screws 5, and fixedly connecting the outer installation plates 1 on the inner side and the outer side of the door body 200 to the door body 200 by utilizing the opposite pulling action of the female screws 4 and the male screws 5 to complete the installation of the bolt mechanism on the door body 200.

This embodiment has still disclosed a container room door for room with synchronous bolt mechanism inside and outside above-mentioned, and it is including the door body 200, and the door body 200 is the steel door, sets up the bolt mounting hole that runs through inside and outside on the door body 200, installs foretell synchronous bolt mechanism 100 inside and outside in the bolt mounting hole. Adopt this bolt door for container room, improved the whole feel and the quality of container room door, improved user's use and experienced. Other structures of the steel door are the same as those of the prior art, and are not described in detail herein.

The utility model discloses an inside and outside synchronous bolt mechanism and bolt room door for container room, it can the synchronous control bolt pole from the door body inside and outside both sides stretch out or retract, has greatly made things convenient for the bolt locking and the opening operation of door, and the bolt push-and-pull is nimble stable, has improved the whole feel and the quality of the door body, has improved user's use experience; and, integrated locking and door handle function in bolt mechanism, all can lock and open the door through the door handle in the inside and outside both sides of door, make inside and outside synchronous control of bolt, lock and door handle function trinity, the function is various, simple to operate, and simple structure is compact, is particularly useful for the bolt door for the container room.

The present invention and its embodiments have been described above schematically, and the description is not intended to be limiting, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without creatively designing the similar structural modes and embodiments to the technical solutions, they should belong to the protection scope of the present invention.

Claims

1. The utility model provides an inside and outside synchronous bolt mechanism, includes bolt pole (3) and bolt push-and-pull piece (2), its characterized in that: the bolt pushing and pulling piece (2) is fixedly connected with one end of the bolt rod (3), the other end of the bolt rod (3) can be matched with a through hole in the side face of the door body (200), two pushing and pulling plates (2-3) which extend in opposite directions to extend out of bolt mounting holes in the inner side and the outer side of the door body (200) are arranged on the bolt pushing and pulling piece (2), and the pushing and pulling plates (2-3) on the corresponding sides are pushed and pulled from the inner side and the outer side of the door body (200) and can drive the bolt rod (3) to extend out or retract.

2. The internal and external synchronizing latch mechanism according to claim 1, wherein: the tail part of the plug pin rod (3) is provided with a necking section, and the necking section is provided with an external thread (3-1); the bolt push-pull piece (2) comprises a left push-pull piece and a right push-pull piece, the left push-pull piece and the right push-pull piece both comprise a bolt connecting plate (2-1) and a push-pull plate (2-3), the push-pull plate (2-3) is fixed at the outer side of the bolt connecting plate (2-1), one end of the bolt connecting plate (2-1) is bent inwards to form a bolt connecting part, the bolt connecting parts of the left push-pull piece and the right push-pull piece are mutually abutted together, and the bolt connecting part at the rear part is provided with a threaded connecting hole (2-2) which is tightly connected with the external thread (3-1) of the necking section, the bolt connecting part at the front part is provided with a through hole which is used for penetrating through the necking section of the bolt rod (3), and the bolt connecting part at the front part is clamped between the bolt connecting part at the rear part and the step (3-2) of the necking section of the bolt rod (3).

3. The internal and external synchronizing latch mechanism according to claim 2, wherein: and one ends of the bolt connecting plates (2-1) of the left push-pull piece and the right push-pull piece, which are far away from the bolt connecting part, are provided with inner flanges (2-5).

4. The internal and external synchronizing latch mechanism according to claim 2, wherein: the width of the bolt connecting plate (2-1) is slightly smaller than the width of the bolt mounting holes on the inner side and the outer side of the door body (200), the width of the push-pull plate (2-3) is larger than the width of the bolt mounting holes on the inner side and the outer side of the door body (200), and limiting parts (2-6) matched with the corresponding side panels of the door body (200) are arranged on two sides of the root part of one end, connected with the bolt connecting plate (2-1), of the push-pull plate (2-3).

5. An internal and external synchronizing latch mechanism according to claim 1, 2 or 3, characterized in that: the door body is characterized by further comprising outer mounting plates (1) arranged on the inner side panel and the outer side panel of the door body (200), limiting openings (1-1) are formed in the outer mounting plates (1), the positions of the limiting openings (1-1) correspond to the positions of bolt mounting holes of the door body (200), and push-pull plates (2-3) on two sides of the bolt push-pull piece (2) penetrate through the limiting openings (1-1) of the outer mounting plates (1) on the corresponding sides and can be pushed and pulled to move within the opening length range of the limiting openings (1-1).

6. The internal and external synchronizing latch mechanism according to claim 5, wherein: and limiting parts (2-6) matched with the outer surface of the corresponding side outer mounting plate (1) are arranged on two sides of the root part of one end of the push-pull plate (2-3) connected with the bolt connecting plate (2-1).

7. The internal and external synchronizing latch mechanism according to claim 5, wherein: the bolt is characterized in that a limiting opening (1-1) of the outer mounting plate (1) is provided with a hanging lug (1-3) in an outward extending mode at one side close to the front portion of the bolt rod (3), the hanging lug (1-3) is provided with a first lock hole, and a push-pull plate (2-3) of the bolt push-pull piece (2) is provided with a second lock hole (2-4) opposite to the first lock hole in position.

8. The internal and external synchronizing latch mechanism according to claim 5, wherein: the outer mounting plate (1) is formed by adopting an integral sheet metal process, and one side of the outer mounting plate (1) is also provided with a handle (1-2) formed by bending.

9. The internal and external synchronizing latch mechanism according to claim 5, wherein: the outer mounting plate (1) is provided with mounting holes (1-4), the two outer mounting plates (1) positioned on the inner and outer side panels of the door body (200) are oppositely pulled and fixedly mounted on the door body (200) through female screws (4) and male screws (5), wherein the female screws (4) are arranged on the outer side of the door body (200), and the male screws (5) are arranged on the inner side of the door body (200).

10. The utility model provides a container is bolt room door for room, includes door body (200), door body (200) be the steel door, its characterized in that: the door body (200) is provided with a bolt mounting hole which penetrates through the inside and the outside, and the inside and the outside synchronous bolt mechanism according to any one of claims 1 to 9 is mounted in the bolt mounting hole.