CN220885587U - Sealing door structure for refrigerated container - Google Patents

Abstract

The utility model relates to a sealing door structure for a refrigerated container, which comprises a door plate and a plurality of door bolts arranged on the door plate, wherein a plurality of fixing holes matched with the door bolts are formed in a door frame above and below the door plate, a plurality of driving rods are arranged on the door plate, the middle parts of the driving rods are rotationally connected to the door plate, the door bolts are connected to the end parts of the driving rods, the driving rods on the same door plate are connected through connecting rods, driving handles are fixed on the driving rods close to the edge of the door plate, and the driving handles are used for driving the driving rods so that the door bolts can be inserted into the fixing holes; when the latch is locked into the fixing hole, the driving handle extends to the other door plate and can be matched and locked with the other driving handle. When the driving handle drives one driving rod to rotate so as to push the latch to lock, the connecting rod can drive all the driving rods to synchronously move so as to finish the locking, and the problem that a large gap is formed due to manual misoperation and forgetting to close a certain latch is avoided.

Description

Sealing door structure for refrigerated container

Technical Field

The utility model relates to the field of containers, in particular to a sealing door structure for a refrigerated container.

Background

The container is a group tool which can be loaded with packages or unpackaged goods for transportation and is convenient to load, unload and carry by mechanical equipment. The greatest success of containers is their standardization of products and the complete set of transportation systems established thereby. Particularly, the method is widely applied to ocean transportation and can be divided into a plurality of parts according to different transported goods.

The refrigerated container is used as a special container for transporting refrigerated goods, the heat preservation performance of the refrigerated container is important, and in order to ensure the tightness of the door of the refrigerated container, two vertical door latches are usually arranged on each door plate, and the door plates of the two refrigerated containers are locked through door locks. Although the fixing effect is good, gaps cannot be formed due to shaking, the process of opening and closing the door is complex, the loading and unloading efficiency is affected, and the problem of poor sealing caused by forgetting to close a certain door latch due to manual reasons is solved.

Accordingly, there is a need for a new type of sealing door structure for a refrigerated container that can solve the above-mentioned problems.

Disclosure of utility model

The utility model aims to solve the problems that the existing door plate of the refrigerated container is complicated in the opening and closing process and is easy to cause misoperation of personnel.

According to one aspect of the utility model, there is provided a sealing door structure for a refrigerated container, comprising a door panel and a plurality of latches arranged on the door panel, wherein a plurality of fixing holes matched with the latches are arranged on a door frame above and below the door panel, a plurality of driving rods are arranged on the door panel, the middle parts of the driving rods are rotatably connected to the door panel, the latches are connected to the end parts of the driving rods, the driving rods on the same door panel are connected through connecting rods, a driving handle is fixed on the driving rods close to the edge of the door panel, and the driving handle is used for driving the driving rods so that the latches can be inserted into the fixing holes; when the latch is locked into the fixing hole, the driving handle extends to the other door plate and can be matched and locked with the other driving handle.

According to the scheme, when the driving handle drives one driving rod to rotate so as to push the latch to lock, the connecting rod can drive all the driving rods to synchronously move so as to finish the locking, and the problem that a large gap is formed due to manual misoperation and forgetting to close a certain latch is avoided; and the two door plates are locked through the driving handle, so that the door bolts can be connected and locked after being completely locked, the error-setting function is further realized, and the problem of poor sealing caused by human factors is avoided.

Preferably, a plurality of fixing blocks are fixed on the door plate, and the latch penetrates through and is connected to the fixing blocks in a sliding mode.

Through this scheme, the fixed block can play the guide effect to the removal of door latch, improves the fixed effect of door latch moreover.

Preferably, both ends of the driving rod are connected with the latch, and the latch is vertically arranged on the door plate.

Through this scheme, a actuating lever can drive two upper and lower door bolts simultaneously, makes the operation more convenient.

Preferably, a clamping groove is formed in the adjacent position between the door plates, the driving handle can be clamped into the clamping groove, connecting lugs matched with each other are arranged on the driving handle, and connecting holes are formed in the connecting lugs.

Through this scheme, in the draw-in groove of joint to two door plant when the drive handle rotates to horizontal position, not only can play the effect of fixed door plant, can also improve stability, conveniently lock two drive handles.

Preferably, a guiding slope is arranged at the top of the clamping groove.

Through this scheme, play the guide effect to driving handle card income draw-in groove.

Preferably, the end parts of the driving handles are provided with mutually matched connecting parts, wherein a through groove is arranged on one connecting part, and the connecting lug on the other driving handle is matched with the other connecting lug through the through groove.

Through this scheme, mutually supporting avoids producing the interference between the connecting portion, can guarantee through the groove that the engaging lug can press close to in order to make the connecting hole link to each other, make things convenient for devices such as chain or tapered end to lock.

The door plate of the refrigerated container has the technical effects that the synchronous locking action of all the door bolts can be finished by rotating the driving handles, and the locking between the door plates can be finished by mutually matching the driving handles on the two door plates, so that the effect of misplacement is achieved, and the problem that the door bolts are forgotten to be locked and are not tightly sealed due to manual misoperation is avoided.

Other features of the present utility model and its advantages will become apparent from the following detailed description of exemplary embodiments of the utility model, which proceeds with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description, serve to explain the principles of the utility model.

Fig. 1 is a schematic view showing a structure in which a sealing door structure for a refrigerated container is closed in accordance with an embodiment of the present application.

Fig. 2 is a schematic view of the structure of the airtight door structure for the container in fig. 1 when opened.

Fig. 3 is a schematic view of the connection structure of the driving lever and the latch in fig. 1.

Fig. 4 is a schematic structural diagram of the card slot in fig. 2.

Fig. 5 is a schematic top view of the connection between the actuating handles of fig. 1.

Detailed Description

Various exemplary embodiments of the present utility model will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present utility model unless it is specifically stated otherwise.

The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses.

Techniques and equipment known to those of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate.

In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of exemplary embodiments may have different values.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

As shown in fig. 1 to 5, the sealing door structure for a refrigerated container according to an embodiment of the present application includes a door panel 100 and a plurality of door latches 110 disposed on the door panel 100, wherein a plurality of fixing holes 220 matched with the door latches 110 are disposed on a door frame 210 above and below the door panel 100, a plurality of driving rods 120 are disposed on the door panel 100, the middle parts of the driving rods 120 are rotatably connected to the door panel 100, the door latches 110 are connected to the end parts of the driving rods 120, the driving rods 120 on the same door panel 100 are connected through connecting rods 121, driving handles 130 are fixed on the driving rods 120 near the edges of the door panel 100, and the driving handles 130 are used for driving the driving rods 120 so that the door latches 110 are inserted into the fixing holes 220; when the latch 110 is locked into the fixing hole 220, the driving handle 130 extends to the other door panel 100 and can be cooperatively locked with the other driving handle 130. The driving lever 120 is provided with a waist-shaped hole, and the latch 110 is connected to the waist-shaped hole.

According to the scheme of the embodiment, when the driving handle 130 drives one driving rod 120 to rotate so as to push the latch 110 to lock, the connecting rod 121 can drive all the driving rods 120 to synchronously move so as to finish the locking, so that the problem that a large gap is formed due to manual misoperation and forgetting to close a certain latch 110 is avoided; and the two door plates 100 are locked by the driving handle 130, so that the door latch 110 can be completely locked to complete the connection locking between the door plates 100, thereby further playing a mismatching role and avoiding the problem of poor sealing caused by human factors.

The door frame 210 is welded and fixed with a plurality of protruding blocks, the through holes on the protruding blocks are fixing holes 220, and the fixing holes 220 can allow the door latch 110 to extend into to fix the door panel 100 and the door frame 210.

In one embodiment of the present application, the door panel 100 has a plurality of fixing blocks 111 fixed thereto, and the latch 110 is penetrated through and slidably coupled to the fixing blocks 111. The fixing block 111 can play a guiding role for the movement of the latch 110 and enhance the fixing effect of the latch 110.

The nylon sleeve is provided on the inner wall of the fixing block 111, so that friction with the latch bar 110 can be reduced.

In an embodiment of the present application, the latch 110 is connected to two ends of the driving rod 120, and the latch 110 is vertically arranged on the door panel 100. One driving lever 120 can simultaneously drive the upper and lower latches 110, making the operation more convenient.

In an embodiment of the present application, a clamping groove 140 is disposed between adjacent portions of the door panels 100, the driving handle 130 can be clamped into the clamping groove 140, the driving handle 130 is provided with connecting lugs 142 which are matched with each other, and the connecting lugs 142 are provided with connecting holes 144. The driving handles 130 are clamped into the clamping grooves 140 of the two door panels 100 when rotating to the horizontal position, so that the door panels 100 can be fixed, the stability can be improved, and the two driving handles 130 can be conveniently locked.

In one embodiment of the present application, the top of the card slot 140 is provided with a guiding slope. Which guides the driving handle 130 to be engaged into the locking groove 140.

In an embodiment of the present application, the end of the driving handle 130 is provided with coupling parts 141 that are matched with each other, wherein a through slot 143 is provided on one coupling part 141, and a coupling lug 142 on the other driving handle 130 is matched with the other coupling lug 142 through the through slot 143. The connection parts 141 are mutually matched to avoid interference, and the grooves 143 can ensure that the connection lugs 142 can be close to each other so as to connect the connection holes 144, thereby facilitating the locking of devices such as chains or locks.

The connecting portion 141 between the two driving handles 130 is reversely bent to form grooves matched with each other, so that the two driving handles can be mutually overlapped and arranged in the clamping groove 140, and mutual interference is avoided.

The technical effect of this embodiment lies in, adopts this refrigerated container door plant, through rotating the drive handle, can accomplish the synchronous locking action of all door bars, and the locking between the door plant can be accomplished to the drive handle on two door plant boards each other moreover, plays the effect of misplacing, has avoided the manual misoperation to cause the door bar to forget the locking and sealed not tight problem.

While certain specific embodiments of the utility model have been described in detail by way of example, it will be appreciated by those skilled in the art that the above examples are for illustration only and are not intended to limit the scope of the utility model. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the utility model. The scope of the utility model is defined by the appended claims.

Claims (6)

1. The sealing door structure for the refrigerated container comprises a door plate and a plurality of door bolts arranged on the door plate, wherein a plurality of fixing holes matched with the door bolts are formed in door frames above and below the door plate; when the latch is locked into the fixing hole, the driving handle extends to the other door plate and can be matched and locked with the other driving handle.

2. The sealed door structure for a refrigerated container according to claim 1, wherein a plurality of fixing blocks are fixed to the door panel, and the latch penetrates and is slidably connected to the fixing blocks.

3. The sealed door structure for a refrigerated container according to claim 2, wherein the latch is connected to both ends of the driving lever, and the latch is vertically arranged to the door panel.

4. The sealed door structure for a refrigerated container according to claim 1, wherein a clamping groove is formed in the adjacent position between the door panels, the driving handle can be clamped into the clamping groove, mutually matched connecting lugs are arranged on the driving handle, and connecting holes are formed in the connecting lugs.

5. The sealing door structure for a refrigerated container as set forth in claim 4, wherein the top of the clamping groove is provided with a guide slope.

6. The sealed door structure for a refrigerated container according to claim 4, wherein the end portions of the driving handles are provided with coupling portions which are matched with each other, wherein a through groove is provided in one coupling portion, and the coupling lug of the other driving handle is matched with the other coupling lug through the through groove.