CN214064173U - Explosion-proof elbow of lifting machine - Google Patents

Abstract

The utility model relates to a lifting machine elbow technical field especially relates to an explosion-proof elbow of lifting machine. The utility model aims to solve the technical problems that the elbow is pressed too big and the elbow is easy to loose. In order to solve the problems in the prior art, the utility model provides an explosion-proof elbow of a hoisting machine, which consists of an elbow body, a pressure relief mechanism and a fixing mechanism, wherein by arranging a flow dividing pipe, a flow blocking sleeve and a tension spring, when the flow velocity of hydraulic oil is too high and the impact force on a flow blocking rod and a flow blocking hemisphere is larger than the elasticity of the tension spring, the flow blocking sleeve can move downwards under the action of the impact force to expose a chute, the hydraulic oil can be divided into the flow dividing pipe through the chute, and the pressure caused by the hydraulic oil in the elbow body can be relieved; the utility model discloses the structure is ingenious, when the device is installed on the hydraulic pressure pipe, through rotating dwang and solid fixed ring, makes solid fixed ring laminating on the hydraulic pressure pipe to fasten two solid fixed rings together through the bolt, make the device fix on the hydraulic pressure pipe.

Description

Explosion-proof elbow of lifting machine

Technical Field

The utility model relates to a lifting machine elbow technical field specifically is an explosion-proof elbow of lifting machine.

Background

At present, most mills all need utilize the lifting machine to carry out the transport or the pile up neatly of goods, installs the belt pulley material frame in the lifting machine, places the material in the belt pulley material frame, and the lifting machine is hydraulic type lifting machine mostly, consequently can be equipped with hydraulic pressure pipe in the lifting machine, and will install the elbow in the corner of hydraulic pressure pipe, but current elbow has many problems or defects:

the existing elbow is usually a single pipe, when the flow rate of hydraulic oil is too fast, the elbow can be subjected to larger pressure, the hydraulic oil is easy to leak, and a pipeline can burst when the flow rate is serious; the existing elbow is usually connected through threads, so that the elbow can loosen after working for a long time, and potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an explosion-proof elbow of lifting machine through setting up pressure release mechanism and fixed establishment to solve the too big and easy not hard up problem of elbow pressurized that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an explosion-proof elbow of a hoister comprises an elbow body, a pressure relief mechanism and a fixing mechanism.

Pressure release mechanism includes the shunt tubes, hinders flow sleeve, extension spring and choked flow pole, the corner fixedly connected with shunt tubes of elbow body inner wall, it installs between elbow body inner wall and shunt tubes outer wall to hinder flow sleeve slidable mounting, the upper end fixedly connected with extension spring that hinders flow sleeve, it passes through extension spring and elbow body fixed connection to hinder flow sleeve, the fixedly connected with choked flow pole on the inner wall of hindering flow sleeve lower extreme, the fixedly connected with choked flow hemisphere of center department of choked flow pole, the choked flow cover is at one side fixedly connected with baffle near the shunt tubes, the bottom fixedly connected with spoiler of baffle.

The fixed establishment includes installation head, swivel becket, dwang and solid fixed ring, the equal fixedly connected with installation head in both ends of elbow body, the swivel becket has been cup jointed in the overhead rotation of installation, the dwang is all rotated at the both ends that the swivel becket corresponds each other and installed, rotatory installation has solid fixed ring on the dwang, fixedly connected with rubber pad on solid fixed ring's the inner wall, the fixed cover has two protection rings, two of having connect fixedly connected with connecting plate between the protection ring on the elbow body.

Preferably, the number of the tension springs is three, and the three tension springs are distributed in a triangular shape on the flow blocking sleeve.

Preferably, the number of the choke rods is two, the two choke rods are perpendicularly intersected, and the choke hemisphere is located at the intersection of the two choke rods.

Preferably, the fixed ring is a semicircular ring, two ends of the fixed ring are fixedly connected with pinch plates, and screw holes are formed in the pinch plates.

Preferably, the inner wall of elbow body is gone up three installation piece of fixedly connected with, be equipped with the pull ring on the extension spring, it is three the extension spring all installs on three installation piece through the pull ring.

Preferably, the upper end of one side of shunt tubes is opened there is the spout, the baffle is located the spout, the shunt tubes is connected with one-way fly leaf in the one end rotation of keeping away from the spout.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) by arranging the flow dividing pipe, the flow blocking sleeve and the tension spring, when the flow velocity of the hydraulic oil is too high, and the impact force on the flow blocking rod and the flow blocking hemisphere is greater than the elastic force of the tension spring, the flow blocking sleeve can move downwards under the action of the impact force to expose the chute, the hydraulic oil can be divided into the flow dividing pipe through the chute, and the pressure caused by the hydraulic oil in the elbow body can be relieved;

(2) the utility model discloses the structure is ingenious, when the device is installed on the hydraulic pressure pipe, through rotating dwang and solid fixed ring, makes solid fixed ring laminating on the hydraulic pressure pipe to fasten two solid fixed rings together through the bolt, make the device fix on the hydraulic pressure pipe, after the device is demolishd, reverse rotation dwang and solid fixed ring make the rubber pad left-hand thread on the elbow body, can prevent that the rubber pad from droing when depositing.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

fig. 2 is a schematic sectional view of the front view of the present invention;

fig. 3 is an enlarged schematic view of a portion a of fig. 2 according to the present invention;

fig. 4 is an enlarged schematic structural diagram of the present invention at B in fig. 2.

In the figure: 1. an elbow body; 2. a shunt tube; 3. a flow blocking sleeve; 4. a tension spring; 5. a choke lever; 6. a flow choking hemisphere; 7. a baffle plate; 8. a spoiler; 9. a mounting head; 10. a rotating ring; 11. rotating the rod; 12. a fixing ring; 13. a rubber pad; 14. a guard ring; 15. a connecting plate; 16. mounting blocks; 17. a pull ring; 18. a chute; 19. a one-way movable plate; 20. and (5) buckling the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: an explosion-proof elbow of a hoister comprises an elbow body 1, a pressure relief mechanism and a fixing mechanism.

Pressure release mechanism includes shunt tubes 2, hinders and flows set 3, extension spring 4 and choked flow pole 5, the corner fixedly connected with shunt tubes 2 of 1 inner wall of elbow body, hinder and flow set 3 slidable mounting between 1 inner wall of elbow body and 2 outer walls of shunt tubes, the upper end fixedly connected with extension spring 4 of hindering and flow set 3, hinder and flow set 3 through extension spring 4 and 1 fixed connection of elbow body, fixedly connected with choked flow pole 5 on the inner wall of hindering the 3 lower extremes of flow set, the fixedly connected with choked flow hemisphere 6 of center department of choked flow pole 5, hinder and flow set 3 is being close to one side fixedly connected with baffle 7 of shunt tubes 2, the bottom fixedly connected with spoiler 8 of baffle 7.

Fixed establishment is including installing head 9, swivel ring 10, dwang 11 and solid fixed ring 12, the equal fixedly connected with in both ends of elbow body 1 installs head 9, it has cup jointed swivel ring 10 to rotate on installing head 9, the both ends that swivel ring 10 corresponds each other are all rotated and are installed dwang 11, rotate on the dwang 11 and install solid fixed ring 12, fixedly connected with rubber pad 13 on the inner wall of solid fixed ring 12, the fixed cover that has connect on elbow body 1 has two protection rings 14, two fixedly connected with connecting plate 15 between the protection ring 14.

Specifically, the number of the tension springs 4 is three, and the three tension springs 4 are distributed on the flow blocking sleeve 3 in a triangular manner.

Specifically, the number of the two choke rods 5 is two, the two choke rods 5 are perpendicularly intersected, and the choke hemisphere 6 is located at the intersection of the two choke rods 5, so that impact force can be better received.

Concretely, gu fixed ring 12 be the semicircle ring, conveniently fix, gu fixed ring 12's both ends fixedly connected with buckle 20, the screw has been seted up on the buckle 20.

Specifically, three installation piece 16 of fixedly connected with on the inner wall of elbow body 1, be equipped with pull ring 17 on extension spring 4, it is three extension spring 4 all installs on three installation piece 16 through pull ring 17.

Specifically, a sliding groove 18 is formed in the upper end of one side of the flow dividing pipe 2, the baffle 7 is located in the sliding groove 18, and a one-way movable plate 19 is rotatably connected to one end, far away from the sliding groove 18, of the flow dividing pipe 2, so that hydraulic oil is prevented from flowing backwards into the flow dividing pipe 2.

The working principle is as follows: during the use, install the device on the hydraulic pressure pipe, rotate dwang 11 and solid fixed ring 12, make rubber pad 13 laminate on the hydraulic pressure pipe, and make buckle 20 on two adjacent solid fixed ring 12 align, fasten two solid fixed ring 12 together through the bolt, make the device can fix on the hydraulic pressure pipe, and after the device was demolishd, can make solid fixed ring 12 left-hand thread on elbow body 1 through counter-rotation dwang 11 and solid fixed ring 12, can prevent that device solid fixed ring 12 from droing when depositing.

When having hydraulic oil when flowing in the device, when the hydraulic oil velocity of flow is too fast, choked flow pole 5 and choked flow hemisphere 6 on the choked flow cover 3 can receive the impact force, when the impact force is greater than extension spring 4's elasticity, choked flow cover 3 will move down under the effect of impact force, can expose spout 18 when choked flow cover 3 moves down, hydraulic oil will shunt in the shunt tubes 2, can alleviate the pressure that the hydraulic oil in the elbow body 1 caused, and the spoiler 8 can receive the impact force of reposition of redundant personnel hydraulic oil when the powder flows, can block and choke flow cover 3 and reset, and the one-way fly leaf 19 on the shunt tubes 2 can prevent when not shunting in the hydraulic oil recharge shunt tubes 2 in the elbow body 1.

In the description of the present invention, it is to be understood that the terms "center", "middle", "eccentric", "longitudinal", "lateral", "length", "width", "thickness", "height", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The explosion-proof elbow of lifting machine which characterized in that: comprises an elbow body (1), a pressure relief mechanism and a fixing mechanism;

the pressure relief mechanism comprises a shunt pipe (2), a flow blocking sleeve (3), a tension spring (4) and flow blocking rods (5), the shunt pipe (2) is fixedly connected to a corner of the inner wall of the elbow body (1), the flow blocking sleeve (3) is slidably mounted between the inner wall of the elbow body (1) and the outer wall of the shunt pipe (2), the tension spring (4) is fixedly connected to the upper end of the flow blocking sleeve (3), the flow blocking sleeve (3) is fixedly connected with the elbow body (1) through the tension spring (4), the flow blocking rods (5) are fixedly connected to the inner wall of the lower end of the flow blocking sleeve (3), flow blocking hemispheres (6) are fixedly connected to the centers of the flow blocking rods (5), a baffle plate (7) is fixedly connected to one side, close to the shunt pipe (2), of the flow blocking sleeve (3), and a flow blocking piece (8) is fixedly connected to the bottom ends of the baffle plate (7);

fixed establishment is including installing head (9), rotating ring (10), dwang (11) and solid fixed ring (12), the equal fixedly connected with in both ends of elbow body (1) installs head (9), it has cup jointed rotating ring (10) to rotate on installing head (9), the both ends that rotating ring (10) correspond each other all rotate and install dwang (11), it installs solid fixed ring (12) to rotate on dwang (11), fixedly connected with rubber pad (13) on the inner wall of solid fixed ring (12), the fixed cover of elbow body (1) is gone up and is had two protection rings (14), two fixedly connected with connecting plate (15) between protection ring (14).

2. The explosion-proof elbow of elevator according to claim 1, characterized in that: the number of the tension springs (4) is three, and the three tension springs (4) are distributed on the flow blocking sleeve (3) in a triangular mode.

3. The explosion-proof elbow of elevator according to claim 1, characterized in that: the number of the choked flow rods (5) is two, the two choked flow rods (5) are perpendicularly crossed and intersected, and the choked flow hemisphere (6) is positioned at the crossed position of the two choked flow rods (5).

4. The explosion-proof elbow of elevator according to claim 1, characterized in that: the fixing ring (12) is a semicircular ring, two ends of the fixing ring (12) are fixedly connected with buckling plates (20), and the buckling plates (20) are provided with screw holes.

5. The explosion-proof elbow of elevator according to claim 1, characterized in that: the elbow is characterized in that three installation blocks (16) are fixedly connected to the inner wall of the elbow body (1), pull rings (17) are arranged on the tension springs (4), and the tension springs (4) are installed on the three installation blocks (16) through the pull rings (17).

6. The explosion-proof elbow of elevator according to claim 1, characterized in that: the upper end of one side of the shunt pipe (2) is provided with a sliding groove (18), the baffle (7) is positioned in the sliding groove (18), and one end of the shunt pipe (2) far away from the sliding groove (18) is rotatably connected with a one-way movable plate (19).

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