CN211976531U - Anti-falling seal head - Google Patents

Abstract

The utility model relates to a dropproof head, it includes the head body, its rigid coupling is at the tip of the jar body, the side of the head body can be dismantled and be connected with and be cyclic annular joint board, the joint board laminating to the lateral surface of the jar body, the surface rigid coupling of joint board has a plurality of first springs, the outer tip rigid coupling of first spring has the shock attenuation board, the shock attenuation board is cyclic annular and the cover is established outside the jar body; a folding plate is hinged between the damping plate and the clamping plate, and a hinge shaft of the folding plate is parallel to the axis of the tank body; the head body includes the sealed head of rigid coupling at jar body tip and sets up the backplate on sealed head, the space between backplate and the closing plate is equipped with the second spring, a second spring tip rigid coupling is at the medial surface of backplate, another tip rigid coupling of second spring is at the lateral surface of closing plate. The utility model discloses the jar body after to falling has the effect of shock attenuation buffering.

Description

Anti-falling seal head

Technical Field

The utility model belongs to the technical field of the technique of head and specifically relates to a dropproof head is related to.

Background

The end cap is an element for sealing the end of the container to isolate the internal and external media, and is also called an end cap. The closure head of a cylindrical container is generally a swivel housing. The shape of the seal head surface can be divided into convex, conical, flat and combined shapes. The convex end socket refers to an end socket with a convex outer surface shape, such as a hemispherical, oval, dished and edgeless spherical end socket. Some gas cylinders adopt a combined bottom seal head with an inward convex surface, so that the strength can be ensured, and the requirement for safe use can be met. The seal head is a component of the container and is connected with the cylinder body in a welding mode.

Chinese patent with publication number CN210178905U discloses a large-scale thin-wall elliptical head, which comprises an outer shell, an inner shell, a cylinder and a transverse plate, wherein a circle of annular ring is fixedly connected to the outer side of the outer ring of the inner shell, a round rod is fixedly connected to the left and right sides of the bottom of the transverse plate, a spring is fixedly connected to the bottom of each round rod, the bottom of each spring is fixedly connected to the left and right sides of the upper end of the annular ring, a spring is fixedly connected to the left and right ends of the bottom of the outer shell of the head, the bottom of each spring is fixedly connected to the upper surfaces of the left and right ends of the annular ring, an air bag is fixedly connected to the bottom of the transverse plate.

The above prior art solutions have the following drawbacks: after pressure is received to its head shell, can play certain guard action through the spring on its inside cylinder and the diaphragm, but after the jar body of vertical form is emptyd and is fallen, the side of its unable protection jar body, jar body and the direct rigidity touch of ground easily cause the damage to the jar body.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a dropproof head, it has the advantage of toppling over and fall at the jar body after, forms the protection to the jar body to the not enough of prior art existence.

The above object of the present invention can be achieved by the following technical solutions:

the utility model provides a dropproof head, includes the head body, its rigid coupling is at the tip of jar body, the side of head body can be dismantled and be connected with and be annular joint board, the joint board laminating to the lateral surface of jar body, the surface rigid coupling of joint board has the first spring of a plurality of, the outer tip rigid coupling of first spring has the shock attenuation board, the shock attenuation board is cyclic annular and the cover is established in the outside of jar body.

Through adopting above-mentioned technical scheme, the connection can be dismantled on the head body to the joint board, and the head of being convenient for and the welding operation of the jar body, the joint board is established back on the head body, and the first spring of its surface can topple over when falling at the jar body, makes the shock attenuation board of first spring tip contact ground earlier, through the absorbing effect of shrink of spring, can play the effect of buffering to the jar body, prevents that jar body and the direct rigid contact in ground from causing jar body to take place to break.

The present invention may be further configured in a preferred embodiment as: the head body includes the sealed head of rigid coupling at jar body tip and sets up the backplate on sealed head, the space between backplate and the closing plate is equipped with the second spring, a second spring tip rigid coupling is at the medial surface of backplate, another tip rigid coupling of second spring is at the lateral surface of closing plate.

Through adopting above-mentioned technical scheme, the backplate passes through the second spring coupling at the surface of closing plate, and when other objects collided to the head body, its outside backplate can reduce the harm to the closing plate through the effect of second spring shock attenuation buffering to can form good guard action to the closing plate.

The present invention may be further configured in a preferred embodiment as: and reinforcing ribs are arranged on the inner side surface of the sealing plate.

Through adopting above-mentioned technical scheme, the strengthening rib of closing plate medial surface can improve the mechanical strength of head, and it forms sunkenly on the closing plate when preventing that the second spring from exerting pressure.

The present invention may be further configured in a preferred embodiment as: a plurality of supporting legs are fixedly connected to the damping plate.

Through adopting above-mentioned technical scheme, a plurality of landing legs of shock attenuation board can make landing leg support column ground after the jar body falls, prevent that the jar body from falling the back and forming and rolling, reduce the condition that causes the collision damage to other equipment.

The present invention may be further configured in a preferred embodiment as: the supporting legs are perpendicular to the tangent line of the damping plate, and the distance between every two adjacent supporting legs is equal.

Through adopting above-mentioned technical scheme, can improve and prevent the rolling effect of jar body.

The present invention may be further configured in a preferred embodiment as: the included angle between the adjacent support legs is at least 90 degrees.

Through adopting above-mentioned technical scheme, the contained angle between the landing leg is 90 degrees at least, can make the stable support of landing leg at the jar body side after empting, prevents that the angle undersize between the adjacent landing leg can not reach the effect that prevents to roll.

The present invention may be further configured in a preferred embodiment as: articulated between shock attenuation board and the joint board have the folded sheet, the folded sheet articulated shaft is parallel with the axis of the jar body.

Through adopting above-mentioned technical scheme, the setting of folded sheet can play and prevent that the spring from deviating along the axial direction of the jar body, and the jar body improves the atress precision of first spring when falling.

The present invention may be further configured in a preferred embodiment as: and a connecting rod is arranged between the end enclosure bodies at the two ends of the tank body, and the two ends of the connecting rod are respectively detachably connected to the damping plates at the two ends of the tank body.

Through adopting above-mentioned technical scheme, the connecting rod can be dismantled and connect on the head body at jar body both ends, can prevent that the position in the middle of it from colliding with the edges and corners of object and causing the damage after the jar body falls, further improves the guard action to the jar body.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the clamping plate is detachably connected to the end socket body, so that the welding operation of the end socket and the tank body is facilitated, after the clamping plate is arranged on the end socket body, the first spring on the outer surface of the clamping plate can make the damping plate at the end of the first spring contact the ground firstly when the tank body falls down, and the damping effect can be achieved on the tank body through the contraction and damping effect of the spring, so that the protection effect on the tank body is improved;

2. the head body passes through second spring coupling's backplate, when other objects collide to the head body, can reduce the harm to the closing plate through the effect of second spring shock attenuation buffering to can form good guard action to the closing plate.

Drawings

Fig. 1 is a schematic sectional structure of the present invention.

Fig. 2 is a schematic view of the connection structure between the middle clamping plate and the damping plate of the present invention.

Reference numerals: 1. a seal head body; 11. a sealing plate; 111. reinforcing ribs; 12. a guard plate; 13. a clamping and connecting plate; 14. a second spring; 2. a tank body; 3. a first spring; 31. a damper plate; 32. folding the board; 4. a support leg; 5. a connecting rod.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, for the utility model discloses a falling-proof seal head, including seal head body 1, its welded fastening is at the both ends of jar body 2, seal head body 1 includes the sealed head of rigid coupling at jar body 2 end and sets up backplate 12 on sealed head, the space between backplate 12 and closing plate 11 is equipped with second spring 14, a second spring 14 end rigid coupling is at the medial surface of backplate 12, another end rigid coupling of second spring 14 is at the lateral surface of closing plate 11, is used for playing the cushioning effect to closing plate 11; the inner side surface of the sealing plate 11 is fixedly connected with a rib 111 for improving the structural strength of the sealing plate 11 and preventing the sealing plate 11 from being dented when the second spring 14 applies pressure.

A step-shaped clamping groove is formed in the side edge of the end socket body 1, a circular clamping plate 13 is lapped on the clamping groove, the inner side surface of the clamping plate 13 is attached to the outer side surface of the tank body 2 and fixed on the sealing plate 11 through bolts, a plurality of first springs 3 are fixedly connected to the outer surface of the clamping plate 13, and when the tank body 2 is in a vertical state, the plurality of first springs 3 are located at the same horizontal height; the outer end of the first spring 3 is fixedly connected with a damping plate 31, the damping plate 31 is annular, the circular axis of the damping plate 31 coincides with the axis of the tank body 2, and the damping plate 31 and the connected first spring 3 mainly play a role in buffering the falling tank body 2.

It has folded sheet 32 to articulate between damper plate 31 and the joint board 13, folded sheet 32 is the articulated formation of a plurality of panels end to end, its one end articulates the medial surface at damper plate 31, another tip articulates on joint board 13, the articulated shaft of folded sheet 32 is perpendicular with damper plate 31's axis, and arrange with the spring interval, it can follow the compression of first spring 3 and carry out folding action, can play simultaneously and prevent damper plate 31 and move towards two upper and lower directions, prevent promptly that the spring from buckling towards top and below, improve the atress precision of spring.

The rigid coupling has four landing legs 4 on the shock attenuation board 31, and a tip rigid coupling of landing leg 4 is at the surface of shock attenuation board 31 to perpendicular with the tangent line of shock attenuation board 31, the unsettled setting of the other end of landing leg 4, and the distance between the double-phase adjacent landing leg 4 equals, and the contained angle between the adjacent landing leg 4 is 90 degrees promptly, is used for providing the holding power to the jar body 2 after falling, prevents that it from rolling and causing the secondary damage.

Be equipped with connecting rod 5 between the head body 1 at jar body 2 both ends, the round hole has been seted up respectively at the both ends of connecting rod 5, and connecting rod 5 establishes through the round hole cover and fixes on two landing legs 4 on the shock attenuation board 31, and connecting rod 5 is parallel with jar body 2's axis for prevent that jar body 2's intermediate position from colliding with the edges and corners of object or building and causing the damage.

The implementation principle of the embodiment is as follows: after the tank body 2 is inclined and falls, the outer side surface of the damping plate 31 firstly contacts the ground, the annular damping plate 31 pushes the first spring 3 close to the ground to perform compression movement, and meanwhile, one side of the damping plate 31 departing from the ground drives the first spring 3 on the corresponding side to perform stretching movement, so that the auxiliary buffering effect can be achieved, and the spring close to the ground is prevented from being damaged due to overlarge stress; after the tank body 2 falls down, the supporting legs 4 fixedly connected to the damping plate 31 and the connecting rods 5 sleeved on the supporting legs 4 roll on the ground under the action of inertia, so that the tank body 2 is prevented from rolling for a long distance to cause collision damage to other equipment; connecting rod 5 can prevent that jar body 2 from colliding with to the edges and corners of building on simultaneously, improves the guard action to jar body 2, if jar body 2 around be the level land, then can pull down connecting rod 5, has higher practicality.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (8)

1. The utility model provides a dropproof head, includes head body (1), its rigid coupling is at the tip of jar body (2), its characterized in that: the side of head body (1) can be dismantled and be connected with and be annular joint board (13), joint board (13) laminating to the lateral surface of the jar body (2), the surface rigid coupling of joint board (13) has the first spring (3) of a plurality of, the outer tip rigid coupling of first spring (3) has shock attenuation board (31), shock attenuation board (31) are cyclic annular and cover and establish the outside at the jar body (2).

2. A fall arrest head according to claim 1, characterised in that: the sealing head body (1) comprises a sealing head fixedly connected to the end part of the tank body (2) and a protection plate (12) arranged on the sealing head, a second spring (14) is arranged in a gap between the protection plate (12) and the sealing plate (11), one end part of the second spring (14) is fixedly connected to the inner side surface of the protection plate (12), and the other end part of the second spring (14) is fixedly connected to the outer side surface of the sealing plate (11).

3. A fall arrest head according to claim 2, characterised in that: and reinforcing ribs (111) are arranged on the inner side surface of the sealing plate (11).

4. A fall arrest head according to claim 1, characterised in that: a plurality of supporting legs (4) are fixedly connected to the damping plate (31).

5. A fall-prevention head according to claim 4, characterized in that: the supporting legs (4) are perpendicular to the tangent line of the damping plate (31), and the distance between every two adjacent supporting legs (4) is equal.

6. A fall-prevention head according to claim 4, characterized in that: the included angle between the adjacent supporting legs (4) is at least 90 degrees.

7. A fall arrest head according to claim 1, characterised in that: articulated between shock attenuation board (31) and joint board (13) have folding plate (32), folding plate (32) articulated shaft is parallel with the axis of jar body (2).

8. A fall arrest head according to claim 1, characterised in that: connecting rods (5) are arranged between the end enclosure bodies (1) at the two ends of the tank body (2), and the two ends of each connecting rod (5) are respectively detachably connected to the damping plates (31) at the two ends of the tank body (2).

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