CN217382516U

CN217382516U - Butterfly-shaped seal head capable of releasing air pressure

Info

Publication number: CN217382516U
Application number: CN202221400260.4U
Authority: CN
Inventors: 李玉林; 邓辉昌; 李承博; 王晓娟; 陈晓红; 李玉环
Original assignee: Guangdong Nanju Metal Products Co ltd
Current assignee: Guangdong Nanju Metal Products Co ltd
Priority date: 2022-06-06
Filing date: 2022-06-06
Publication date: 2022-09-06
Anticipated expiration: 2032-06-06

Abstract

The utility model relates to a butterfly head technical field specifically is a but butterfly head of air pressure release, including butterfly head main part, protection housing, inlet and outlet air pipe component and inlet and outlet pipe, the outside lower extreme of butterfly head main part is provided with the external screw thread, the inboard of protection housing is provided with damping spring, damping spring's the inner is provided with solid fixed ring, gu fixed ring's inboard is provided with the internal thread, the inlet and outlet air component includes the connecting pipe, inlet and outlet valve is installed to the upper end of connecting pipe, air pressure sensor is installed to the position department that the upper end of connecting pipe closes on inlet and outlet valve. The utility model discloses a protection housing protects butterfly head main part, and protection housing installs in the outside of butterfly head main part through solid fixed ring and damping spring elasticity, carries out the shock attenuation to butterfly head main part, and through advancing the exhaust component and advance the blast pipe and slide and insert and be connected, avoids leaking gas because of the ageing junction that leads to of screw thread.

Description

Butterfly-shaped seal head capable of releasing air pressure

Technical Field

The utility model relates to a butterfly head technical field specifically is a but butterfly head of atmospheric pressure release.

Background

The end socket is an element for sealing the end part of a container to isolate the internal and external media, also called an end cover, and can be divided into a convex shape, a conical shape, a flat plate shape and a combined shape according to the shape of the surface of the end socket, the convex end socket is an end socket with a convex surface shape, such as a hemispherical shape, an elliptical shape, a dish shape, a non-folded edge spherical end socket and the like, a certain gas cylinder adopts a combined bottom end socket with an inward convex surface, so that the strength can be ensured, and the requirement of safe use can be met.

Chinese patent discloses a heat dissipation butterfly-shaped seal head, (No. CN208778683U), the technology of the patent is fixed on the inner surface wall of the top of the seal head body in the circumferential direction through a silicone tube connected between a water inlet valve and a water outlet valve, the expansion and the rupture caused by high temperature in the seal head body are reduced through the circulation flow of water in the silicone tube, secondly, the expansion and the rupture are avoided through the clamping connection of a clamping strip and a clamping groove, the leakage caused by insufficient sealing performance is avoided, in addition, the buffer cushion plays a role in buffering the air pressure in the seal head body, when the plug head is taken out, the air pressure in the seal head body is conveniently released, but the device can not protect the seal head, when the plug head is used for sealing combustible gas, the plug head is easy to damage and deform under the collision of external force, the safety of the seal head is not facilitated, the air inlet and the air outlet are generally connected in a threaded manner, the corrosion of the thread can cause the problem of air leakage, which is not favorable for the sealing effect of the air inlet and outlet. Accordingly, one skilled in the art has provided a butterfly head that is air pressure releasable to address the problems set forth in the background above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a but butterfly head of air pressure release to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a but butterfly head of atmospheric pressure release, includes butterfly head main part, protection casing, advances exhaust component and inlet-exhaust pipe, the protection casing is located the outside position department of butterfly head main part, the inlet-exhaust pipe is located the upside position department of butterfly head main part, the inlet-exhaust component is located the upside position department of inlet-exhaust pipe, the outside lower extreme of butterfly head main part is provided with the external screw thread, the inboard of protection casing is provided with damping spring, damping spring's the inner is provided with solid fixed ring, gu fixed ring's inboard is provided with the internal thread, advance exhaust component includes the connecting pipe, inlet-exhaust valve is installed to the upper end of connecting pipe, air pressure sensor is installed to the position department that the upper end of connecting pipe closes on inlet-exhaust valve.

As a further aspect of the present invention: the upper end of the air inlet and exhaust pipe is provided with a first fixing plate, the lower end of the connecting pipe is provided with a second fixing plate, two ends of the first fixing plate are provided with connecting screw rods, and the position, located at the lower side of the second fixing plate, of the outer side of the connecting pipe is provided with a sealing ring.

As a further aspect of the present invention: the lower end of the connecting pipe is slidably inserted into the inner position of the air inlet and outlet pipe, and the connecting pipe is communicated with the butterfly-shaped end socket main body through the air inlet and outlet pipe.

As a further aspect of the present invention: the internal thread rotates in the outside position department of external screw thread, solid fixed ring is fixed in the outside position department of butterfly head main part through internal thread and external screw thread, the protective housing passes through damping spring elastic mounting in solid fixed ring's outside position department.

As a further aspect of the present invention: the first fixing plate corresponds to the second fixing plate in position, the first fixing plate is fixed at the lower position of the second fixing plate through the connecting screw rod, and the sealing ring is fixed at the position of the corresponding side of the first fixing plate and the second fixing plate.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses but butterfly head of atmospheric pressure release protects butterfly head main part through the protection housing, avoids external force to bump and touches down to lead to butterfly head main part to warp, and the protection housing installs in the outside of butterfly head main part through solid fixed ring and damping spring elasticity, carries out the shock attenuation to butterfly head main part, improves the security of head, and through advancing the exhaust component and advance the exhaust pipe and slide and insert and be connected, avoid leading to the junction gas leakage because of the screw thread is ageing, be favorable to advancing the sealed effect of exhaust department.

Drawings

FIG. 1 is a schematic structural view of a butterfly-shaped end socket capable of releasing air pressure;

FIG. 2 is a schematic structural view of a protective housing in a butterfly-shaped end socket capable of releasing air pressure;

FIG. 3 is a schematic structural view of a butterfly-shaped end socket main body in a butterfly-shaped end socket capable of releasing air pressure;

fig. 4 is a schematic structural diagram of an air inlet and outlet member in a butterfly-shaped end socket capable of releasing air pressure.

In the figure: 1. a butterfly-shaped end enclosure main body; 2. a protective housing; 3. an intake and exhaust member; 4. an air inlet and outlet pipe; 5. a fixing ring; 6. A damping spring; 7. an internal thread; 8. an external thread; 9. a connecting pipe; 10. an air inlet valve and an air outlet valve; 11. an air pressure sensor; 12. a first fixing plate; 13. a second fixing plate; 14. a seal ring; 15. and connecting the screw rod.

Detailed Description

Referring to fig. 1 to 4, in an embodiment of the present invention, a butterfly-shaped end enclosure capable of releasing air pressure includes a butterfly-shaped end enclosure main body 1, a protective casing 2, an air intake and exhaust member 3 and an air intake and exhaust pipe 4, the protective casing 2 is located at an outer side position of the butterfly-shaped end enclosure main body 1, the air intake and exhaust pipe 4 is located at an upper side position of the butterfly-shaped end enclosure main body 1, the air intake and exhaust member 3 is located at an upper side position of the air intake and exhaust pipe 4, an external thread 8 is provided at an outer side lower end of the butterfly-shaped end enclosure main body 1, a damping spring 6 is provided at an inner side of the protective casing 2, a fixing ring 5 is provided at an inner end of the damping spring 6, an internal thread 7 is provided at an inner side of the fixing ring 5, the air intake and exhaust member 3 includes a connecting pipe 9, an air intake and exhaust valve 10 is installed at an upper end of the connecting pipe 9, an air pressure sensor 11 is installed at a position close to the intake and exhaust valve 10 at an upper end of the connecting pipe 9, a lower end of the connecting pipe is slidably inserted into an inner position of the air intake and exhaust pipe 4, the connecting pipe 9 is communicated with the butterfly-shaped end socket main body 1 through the air inlet and outlet pipe 4, the internal thread 7 rotates at the outer side position of the external thread 8, the fixing ring 5 is fixed at the outer side position of the butterfly-shaped end socket main body 1 through the internal thread 7 and the external thread 8, the protective cover 2 is elastically installed at the outer side position of the fixing ring 5 through the damping spring 6, firstly, the butterfly-shaped end socket main body 1 is welded at the upper end of the air tank, the internal thread 7 rotates at the outer side of the external thread 8, the fixing ring 5 is fixed at the outer side of the butterfly-shaped end socket main body 1, the damping spring 6 elastically supports the protective cover 2, and the protection of the butterfly-shaped end socket main body 1 is completed, then, the lower end of the connection pipe 9 is inserted into the intake/exhaust pipe 4 to seal the connection pipe 9 and the intake/exhaust pipe 4, and finally, the air pressure sensor 11 detects the air pressure in the air tank to complete the intake/exhaust operation of the air tank through the intake/exhaust valve 10.

In fig. 3, 4: the upper end of the air inlet and outlet pipe 4 is provided with a first fixing plate 12, the lower end of the connecting pipe 9 is provided with a second fixing plate 13, both ends of the first fixing plate 12 are provided with connecting screws 15, the outer side of the connecting pipe 9 is provided with a sealing ring 14 at the lower side position of the second fixing plate 13, the first fixing plate 12 corresponds to the position of the second fixing plate 13, the first fixing plate 12 is fixed at the lower side position of the second fixing plate 13 through the connecting screws 15, the sealing ring 14 is fixed at the corresponding side position of the first fixing plate 12 and the second fixing plate 13, the lower end of the connecting pipe 9 is inserted into the air inlet and outlet pipe 4, the first fixing plate 12 and the second fixing plate 13 are fixed through the connecting screws 15, the sealing ring 14 is pressed to the upper side of the air inlet and outlet pipe 4, and the sealing of the connecting pipe 9 and the air inlet and outlet pipe 4 is completed.

The utility model discloses a theory of operation is: firstly, welding a butterfly-shaped end socket main body 1 to the upper end of a gas tank, enabling an internal thread 7 to rotate outside an external thread 8, fixing a fixing ring 5 to the outer side of the butterfly-shaped end socket main body 1, elastically supporting a protective cover shell 2 by a damping spring 6 to complete protection of the butterfly-shaped end socket main body 1, then inserting the lower end of a connecting pipe 9 into an intake and exhaust pipe 4, fixing a first fixing plate 12 and a second fixing plate 13 through a connecting screw 15, pressing a sealing ring 14 to the upper side of the intake and exhaust pipe 4 to complete sealing of the connecting pipe 9 and the intake and exhaust pipe 4, and finally, starting to use, detecting the gas pressure in the gas tank by a gas pressure sensor 11, and completing the intake and exhaust operations of the gas tank through an intake and exhaust valve 10.

The above-mentioned, only be the embodiment of the preferred of the present invention, nevertheless the utility model discloses a protection scope is not limited to this, and any technical personnel familiar with this technical field is in the technical scope of the utility model discloses an according to the utility model discloses a technical scheme and utility model design in addition the replacement of equality or change, all should be covered within the protection scope of the utility model.

Claims

1. The butterfly-shaped end socket capable of releasing air pressure comprises a butterfly-shaped end socket main body (1), a protective cover shell (2), an air inlet and exhaust component (3) and an air inlet and exhaust pipe (4), wherein the protective cover shell (2) is positioned at the outer side position of the butterfly-shaped end socket main body (1), the air inlet and exhaust pipe (4) is positioned at the upper side position of the butterfly-shaped end socket main body (1), the air inlet and exhaust component (3) is positioned at the upper side position of the air inlet and exhaust pipe (4), the butterfly-shaped end socket is characterized in that external threads (8) are arranged at the lower end of the outer side of the butterfly-shaped end socket main body (1), a damping spring (6) is arranged on the inner side of the protective cover shell (2), a fixing ring (5) is arranged at the inner end of the damping spring (6), internal threads (7) are arranged on the inner side of the fixing ring (5), the air inlet and exhaust component (3) comprises a connecting pipe (9), and an air inlet and exhaust valve (10) is arranged at the upper end of the connecting pipe (9), and an air pressure sensor (11) is arranged at the position, close to the air inlet and outlet valve (10), of the upper end of the connecting pipe (9).

2. A butterfly-shaped end socket capable of releasing air pressure according to claim 1, wherein a first fixing plate (12) is arranged at the upper end of the air inlet and outlet pipe (4), a second fixing plate (13) is arranged at the lower end of the connecting pipe (9), connecting screws (15) are arranged at both ends of the first fixing plate (12), and a sealing ring (14) is arranged at the lower side position of the second fixing plate (13) at the outer side of the connecting pipe (9).

3. A butterfly head capable of releasing air pressure according to claim 1, characterized in that the lower end of the connecting pipe (9) is slidably inserted into the internal position of the air inlet and outlet pipe (4), and the connecting pipe (9) is communicated with the butterfly head body (1) through the air inlet and outlet pipe (4).

4. A butterfly head capable of being released by air pressure according to claim 1, characterized in that the internal thread (7) is rotated at an outer position of the external thread (8), the fixing ring (5) is fixed at the outer position of the butterfly head body (1) by the internal thread (7) and the external thread (8), and the protective cover (2) is elastically mounted at the outer position of the fixing ring (5) by the damping spring (6).

5. A butterfly head with air pressure release according to claim 2, characterized in that the first fixing plate (12) and the second fixing plate (13) are located at corresponding positions, the first fixing plate (12) is fixed at a lower position of the second fixing plate (13) through a connecting screw (15), and the sealing ring (14) is fixed at corresponding positions of the first fixing plate (12) and the second fixing plate (13).