CN220123242U - Quick-opening door structure with closing cover protection - Google Patents

Abstract

The utility model relates to the technical field of door cover opening and closing structures of mine intrinsic safety shells, in particular to a quick door opening structure with cover closing protection, which comprises a shell, wherein a butterfly lock catch main body is connected to the shell; the upper cover is hinged on the shell, and a butterfly lock catch connected with the butterfly lock catch main body is arranged on the upper cover. And a cover opening protection assembly for supporting the upper cover after the upper cover is opened is arranged between the shell and the upper cover. According to the quick-opening door structure with the cover closing protection, the butterfly lock catch main body and the butterfly lock catch hook are matched to lock the upper cover on the shell, so that the quick-opening door structure is convenient to open and close, attractive in appearance and not prone to losing parts; the cover opening protection assembly supports the upper cover after the upper cover is opened, so that the possibility that the upper cover falls down to injure the palm of an operator is reduced.

Description

Quick-opening door structure with closing cover protection

Technical Field

The utility model relates to the technical field of door cover opening and closing structures of mine intrinsic safety shells, in particular to a quick-opening door structure with cover closing protection.

Background

The mine intrinsic safety shell, the door cover and the shell are assembled and fastened in a mode, and a plurality of screws are used for connecting and fastening most commonly at present.

But screw connection structure installation is loaded down with trivial details, dismantles inconvenient and the screw of dismantlement is easily lost in the scene, and door closure screw distributes and has influenced product appearance.

Disclosure of Invention

In order to solve the technical problems in the prior art, the utility model provides the shutter structure with the cover closing protection, which has attractive appearance, is rapid to open and close and convenient to maintain, is safe and reliable in cover closing protection, and increases the use reliability of products, thereby guaranteeing the competitiveness of the products of our company in the whole industry.

The technical scheme adopted for solving the technical problems is as follows: the quick-opening door structure with the cover closing protection comprises a shell, wherein a butterfly lock catch main body is connected to the shell; the upper cover is hinged on the shell, and a butterfly lock catch connected with the butterfly lock catch main body is arranged on the upper cover.

According to the quick-opening door structure with the cover closing protection, the butterfly lock catch main body and the butterfly lock catch hook are matched to lock the upper cover on the shell, so that the upper cover is convenient to open and close, the whole is attractive, and loss of parts is not easy to occur.

Further, a cover opening protection assembly for supporting the upper cover after the upper cover is opened is arranged between the shell and the upper cover.

Further, the cover opening protection assembly comprises a damping hinge, and the upper cover and the shell are hinged through the damping hinge.

Further, the cover opening protection assembly comprises a torsion spring, one end of the torsion spring is connected with the upper cover, and the other end of the torsion spring is connected with the shell.

Further, the cover opening protection assembly comprises a hydraulic rod, the fixed end of the hydraulic rod is hinged with the shell, and the movable end of the hydraulic rod is hinged with the upper cover.

Further, the butterfly lock catch is welded with the upper cover.

Further, the butterfly lock catch main body and the butterfly lock catch clamping hooks are both provided with two.

Further, a convex ring is arranged on the top surface of the shell and is used for abutting against the bottom surface of the upper cover.

Further, the side wall of the upper cover is connected with a side plate, and when the upper cover is abutted against the convex ring, the side plate is positioned at two sides of the convex ring along the width direction of the shell.

Further, the top of the butterfly lock catch main body protrudes out of the top surface of the shell.

The utility model has the advantages that,

1. the butterfly lock catch main body and the butterfly lock catch hook are matched to lock the upper cover on the shell, so that the switch is convenient, the whole is attractive, and loss of parts is not easy to occur;

2. through the setting of uncapping protection component, when the upper cover is opened, support the upper cover, and then reduce the upper cover and fall and smash the possibility of injuring operating personnel's palm.

Drawings

The utility model will be further described with reference to the drawings and examples.

Fig. 1 is a schematic structural diagram of the whole quick-opening door structure with cover closing protection in the utility model.

Fig. 2 is a schematic diagram of a hydraulic stem embodying the present utility model.

In the figure, 1, a shell; 11. butterfly lock catch main body; 12. a convex ring; 2. an upper cover; 21. butterfly lock catch hook; 23. a side plate; 3. a cover opening protection assembly; 31. and (5) fixing the screw.

Detailed Description

The utility model will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the utility model and therefore show only the structures which are relevant to the utility model.

The utility model discloses a quick-opening door structure with cover closing protection.

Referring to fig. 1 and 2, a quick-opening door structure with cover closing protection includes a housing 1, and a butterfly lock catch main body 11 is fixedly connected to the housing 1. The shell 1 is also hinged with an upper cover 2, and the upper cover 2 is fixedly connected with a butterfly lock catch 21 connected with a butterfly lock catch main body 11. The shell 1 is welded with the butterfly lock catch main body 11, and the butterfly lock catch 21 is connected with the upper cover 2 in a welding mode, so that the use of parts is reduced, and the risk of falling off of the parts is further reduced. The butterfly lock catch main body 11 and the butterfly lock catch hook 21 are both provided with two, so that locking stability is improved. The top of the butterfly lock catch body 11 protrudes out of the top surface of the housing 1 so that the butterfly lock catch 21 is connected with the butterfly lock catch body 11. When the shell 1 and the upper cover 2 are required to be locked, the upper cover 2 is covered on the shell 1, the upper cover 2 and the shell 1 are locked through the butterfly lock catch hook 21 and the butterfly lock catch main body 11, the locking is convenient, the whole is attractive, and the loss of parts is not easy to occur.

The top surface of the shell 1 is fixedly connected with a convex ring 12, and the convex ring 12 is used for abutting against the bottom surface of the upper cover 2. The side wall of the upper cover 2 is fixedly connected with a side plate 23, and when the upper cover 2 is abutted against the convex ring 12, the side plate 23 is positioned at two sides of the convex ring 12 along the width direction of the shell 1.

An open cover protection assembly 3 for supporting the upper cover 2 after the upper cover 2 is opened is arranged between the housing 1 and the upper cover 2. The cover opening protection assembly 3 comprises a damping hinge, two ends of the damping hinge are fixedly connected with the upper cover 2 and the shell 1 through fixing screws 31 respectively, the upper cover 2 and the shell 1 are hinged through the damping hinge, and the damping hinge can support and buffer the upper cover 2 when the upper cover 2 is opened, so that the possibility that the upper cover 2 is directly crashed on the palm of a worker is reduced. The damping hinge is provided with two to promote upper cover 2 and the articulated stability of casing 1, promotes simultaneously to upper cover 2 support's stability.

In another embodiment, the cover opening protection assembly 3 includes a torsion spring, one end of which is connected to the upper cover 2, and the other end of which is connected to the housing 1. The upper cover 2 and the shell 1 are hinged through a common hinge, and the torsion spring can be sleeved on the shaft of the common hinge, so that the torsion spring is convenient to install, and meanwhile, the upper cover 2 is convenient to support and buffer.

In another embodiment, the cover opening protection assembly 3 comprises a hydraulic rod, wherein the fixed end of the hydraulic rod is hinged with the shell 1, and the movable end of the hydraulic rod is hinged with the upper cover 2.

Working principle: when the shell 1 and the upper cover 2 are required to be locked, the upper cover 2 is covered on the shell 1, the upper cover 2 and the shell 1 are locked through the butterfly lock catch hook 21 and the butterfly lock catch main body 11, the locking is convenient, the whole is attractive, and the loss of parts is not easy to occur. When the upper cover 2 is opened, the upper cover 2 is buffered and supported through the cover opening protection assembly 3, the possibility that the upper cover 2 is directly hit on the hands of operators is reduced, and the safety is improved.

With the above-described preferred embodiments according to the present utility model as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present utility model. The technical scope of the present utility model is not limited to the description, but must be determined according to the scope of claims.

Claims (10)

1. A quick-opening door structure with cover closing protection is characterized by comprising

The butterfly lock catch comprises a shell (1), wherein the shell (1) is connected with a butterfly lock catch main body (11);

the butterfly lock catch comprises an upper cover (2), wherein the upper cover (2) is hinged to a shell (1), and a butterfly lock catch (21) connected with a butterfly lock catch main body (11) is arranged on the upper cover (2).

2. The quick-opening door structure with cover closing protection according to claim 1, wherein a cover opening protection assembly (3) for supporting the upper cover (2) after the upper cover (2) is opened is arranged between the shell (1) and the upper cover (2).

3. The quick-opening door structure with cover closing protection according to claim 2, wherein the cover opening protection assembly (3) comprises a damping hinge, and the upper cover (2) and the shell (1) are hinged through the damping hinge.

4. The quick-opening door structure with cover closing protection according to claim 2, wherein the cover opening protection assembly (3) comprises a torsion spring, one end of which is connected with the upper cover (2), and the other end of which is connected with the housing (1).

5. The quick-opening door structure with cover closing protection according to claim 2, wherein the cover opening protection assembly (3) comprises a hydraulic rod, the fixed end of the hydraulic rod is hinged with the shell (1), and the movable end of the hydraulic rod is hinged with the upper cover (2).

6. The quick-opening door structure with cover closing protection according to claim 1, wherein the butterfly lock catch (21) is welded with the upper cover (2).

7. The quick-opening door structure with cover closing protection according to claim 1, wherein two butterfly lock catch main bodies (11) and two butterfly lock catch hooks (21) are arranged.

8. The quick-opening door structure with cover closing protection according to claim 1, wherein a convex ring (12) is arranged on the top surface of the shell (1), and the convex ring (12) is used for abutting against the bottom surface of the upper cover (2).

9. The quick-opening door structure with cover closing protection according to claim 8, wherein a side plate (23) is connected to the side wall of the upper cover (2), and when the upper cover (2) is in contact with the convex ring (12), the side plates (23) are located at two sides of the convex ring (12) along the width direction of the shell (1).

10. The quick-opening door structure with cover closing protection as claimed in claim 1, wherein the top of the butterfly lock catch main body (11) protrudes out of the top surface of the shell (1).