Explosion-proof penetration piece

Abstract

The utility model relates to the technical field of penetration pieces, in particular to an anti-explosion penetration piece which comprises a connecting piece, a sealing device is arranged on the surface of the connecting piece and comprises a first clamping sleeve, the first clamping sleeve is arranged on the upper surface of the connecting piece, one side of the first clamping sleeve is fixedly connected with a rotating shaft, and a second clamping sleeve is arranged on the lower surface of the first clamping sleeve. One end of the second clamping sleeve is rotatably connected with the rotating shaft, one side of the first clamping sleeve is fixedly connected with a mounting frame, a lead screw is inserted into the surface of the mounting frame, a first hole is formed in the side, close to the lead screw, of the second clamping sleeve, and the lead screw is inserted into the second clamping sleeve. Resource waste or environmental pollution caused by liquid leakage can be reduced, and threat of gas leakage to human health and environmental safety can be prevented for pipelines for transporting toxic and harmful gas.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of through-piece technical field, especially a kind of explosion-proof through-piece. BACKGROUND

[0002] Explosion-proof through-piece is a kind of key component for existing explosive hazard environment, it can safely penetrate wall, partition and other structures, it uses special explosion-proof material and structural design, effectively blocks the spread of explosive energy and hazardous substances, for example in petroleum chemical industry, coal mine and other places, explosion-proof through-piece can let various pipelines, cables and other facilities smoothly pass through protective wall without damaging the whole explosion-proof system, with high strength, impact resistance and other characteristics, can withstand the impact force and pressure generated by explosion, prevent flame, gas and other from one area to another area, provide reliable protection for safety production, greatly reduce the risk of chain reaction caused by explosion accident.

[0003] But the sealing effect of existing through-piece after installation is poor, it is difficult to effectively respond to pressure change and medium penetration under complex working conditions, such as in the area of frequent vibration or large temperature fluctuation, gap is prone to appear at sealing place, thereby causing leakage hazard, seriously affecting use safety and system operation stability. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the shortcomings in prior art that the sealing effect of existing through-piece after installation is poor, it is difficult to effectively respond to pressure change and medium penetration under complex working conditions, such as in the area of frequent vibration or large temperature fluctuation, gap is prone to appear at sealing place, thereby causing leakage hazard, seriously affecting use safety and system operation stability, and proposes a kind of explosion-proof through-piece.

[0005] In order to achieve the above object, the utility model adopts the following technical scheme: a kind of explosion-proof through-piece, including connecting piece, the surface of the connecting piece is provided with sealing device, the sealing device includes first sleeve, the first sleeve is arranged on the upper surface of connecting piece, one side of the first sleeve is fixedly connected with rotating shaft, the lower surface of the first sleeve is provided with second sleeve, one end of the second sleeve is rotatably connected with rotating shaft, one side of the first sleeve is fixedly connected with mounting bracket, the surface of the mounting bracket is inserted with lead screw, by setting sealing device, leakage can be effectively reduced, liquid, gas and other media are prevented from seeping out or seeping in from gap, liquid leakage can be reduced to cause resource waste or environmental pollution, for the pipeline transporting toxic and harmful gas, gas leakage can also be prevented to pose threat to human health and environmental safety.

[0006] Preferably, a hole one is formed on the side of the second sleeve close to the screw rod, and the screw rod is inserted into the second sleeve, so that the first sleeve and the second sleeve are connected together through the screw rod as a fixed medium.

[0007] Preferably, a nut is threadedly connected to the surface of the screw rod, and the first sleeve and the second sleeve are sleeved on the connecting piece, so that the nut is connected to the screw rod after the first sleeve and the second sleeve are sleeved on the connecting piece and inserted into the screw rod, and sufficient axial force can be generated by tightening the nut to tightly fit the first sleeve and the second sleeve at the gap of the connecting piece, so that the sealing effect is ensured to prevent leakage of liquid or gas and other media from the gap of the connecting piece.

[0008] Preferably, a plurality of threaded mounting holes are formed on the surface of the connecting piece, and a protection device is arranged on one side of the connecting piece, the protection device comprising a protection column, the protection column being inserted into the threaded mounting hole of the surface of the connecting piece, and a pad being fixedly connected to one side of the protection column, so that the protection column is inserted into the threaded mounting hole when the connecting piece is not installed to prevent foreign matter, dust or other foreign matter from entering the threaded mounting hole, reduce damage, corrosion or blockage of the threaded mounting hole, and ensure the structural integrity and functional effectiveness of the threaded mounting hole when the connecting piece is installed.

[0009] Preferably, a rod is fixedly connected to the surface of the pad, and an iron ring is fixedly connected to the side of the rod away from the pad, so that the iron ring and the magnet are attracted to each other to keep the protection column in the threaded mounting hole, and the sealing device and the protection device are in a protected state to prevent accidental damage to the device or contamination of the internal structure when the installation operation is not performed.

[0010] Preferably, a magnet is fixedly connected to the side of the connecting piece close to the iron ring, and the iron ring is magnetically connected to the magnet, so that the iron ring is attracted to the magnet to stably position the protection column in the threaded mounting hole, thereby protecting the connecting piece from damage to the installation site by external factors or preventing foreign matter from entering the area that may affect installation, and when the connecting piece needs to be installed, the iron ring and the magnet are separated by pulling the iron ring, so that the protection column can be smoothly pulled out of the threaded mounting hole, and then subsequent installation work can be carried out.

[0011] Preferably, there are two iron rings, and the two iron rings are arranged in mirror symmetry, so that the iron ring and the magnet are attracted to each other, and this attraction state can help maintain the position of the protection column in the threaded mounting hole, so that the entire sealing device and the protection device are in a stable initial state.

[0012] Compared with the prior art, the utility model has the advantages and positive effects that:

[0013] In the utility model, when the connecting piece is installed, the iron ring is separated from the magnet by pulling, and then the pad body is pulled to draw the protective column out of the threaded mounting hole, so that the installation can be carried out, after the installation of the connecting piece is completed, the first sleeve and the second sleeve are sleeved with the connecting piece, and the lead screw is inserted, the first sleeve and the second sleeve are fixed through the nut and the lead screw connection, at this time, the first sleeve and the second sleeve install the sealing of the gap of the connecting piece, through the setting of the utility model, the leakage can be effectively reduced, the medium such as liquid and gas is prevented from seeping out or seeping in from the gap, the resource waste or environmental pollution caused by liquid leakage can be reduced, and for the pipeline transporting toxic and harmful gas, the gas leakage can also prevent the threat to human health and environmental safety. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 A three-dimensional structure schematic diagram of a blast-proof penetrating piece is provided for the utility model;

[0015] Figure 2 A back structure schematic diagram of a blast-proof penetrating piece is provided for the utility model;

[0016] Figure 3 A blast-proof penetrating piece is provided for the utility model; Figure 2 The enlarged structure schematic diagram of A place of the blast-proof penetrating piece is provided for the utility model;

[0017] Figure 4 A connecting piece structure schematic diagram of a blast-proof penetrating piece is provided for the utility model;

[0018] Figure 5 A protective device structure schematic diagram of a blast-proof penetrating piece is provided for the utility model.

[0019] Legend: 1, connecting piece; 2, sealing device; 21, first sleeve; 22, second sleeve; 23, lead screw; 24, nut; 25, mounting frame; 26, rotating shaft; 3, protective device; 31, pad body; 32, rod body; 33, magnet; 34, iron ring; 35, protective column. DETAILED DESCRIPTION

[0020] Please refer to Figures 1-5 The utility model provides a technical scheme: a blast-proof penetrating piece, including connecting piece 1, the surface of connecting piece 1 is provided with sealing device 2.

[0021] The specific setting and function of the sealing device 2 and the protective device 3 are described below.

[0022] In the embodiment, the sealing device 2 comprises a first sleeve 21 arranged on the upper surface of the connecting piece 1, one side of the first sleeve 21 is fixedly connected with a rotating shaft 26, the lower surface of the first sleeve 21 is provided with a second sleeve 22, one end of the second sleeve 22 is rotatably connected with the rotating shaft 26, one side of the first sleeve 21 is fixedly connected with a mounting frame 25, the surface of the mounting frame 25 is inserted with a lead screw 23, by arranging the sealing device 2, the leakage can be effectively reduced, the liquid, gas and other media can be prevented from seeping out or seeping in from the gap, the resource waste or environmental pollution caused by liquid leakage can be reduced, and for the pipeline transporting toxic and harmful gas, the gas leakage can also prevent the threat to human health and environmental safety.

[0023] Specifically, the second sleeve 22 is provided with a hole one on the side close to the lead screw 23, the lead screw 23 is inserted with the second sleeve 22, by arranging the lead screw 23, the lead screw 23 as a fixed medium connects the first sleeve 21 and the second sleeve 22 together. When the first sleeve 21 and the second sleeve 22 are sleeved at the gap of the connecting piece 1, the lead screw 23 passes through them, which provides a basis for subsequent fixing operation.

[0024] Specifically, the surface of the lead screw 23 is threadedly connected with a nut 24, the first sleeve 21 and the second sleeve 22 are sleeved with the connecting piece 1, by arranging the nut 24, when the first sleeve 21 and the second sleeve 22 are sleeved on the connecting piece 1 and inserted into the lead screw 23, the nut 24 is connected with the lead screw 23, by tightening the nut 24, enough axial force can be generated to make the first sleeve 21 and the second sleeve 22 tightly fit at the gap of the connecting piece 1, and this tight fit ensures the sealing effect to prevent the liquid or gas and other media from leaking from the gap of the connecting piece 1.

[0025] Specifically, the surface of the connecting piece 1 is provided with a plurality of threaded mounting holes, one side of the connecting piece 1 is provided with a protection device 3, the protection device 3 comprises a protection column 35, the protection column 35 is inserted with the threaded mounting hole on the surface of the connecting piece 1, one side of the protection column 35 is fixedly connected with a pad body 31, by arranging the protection device 3, when the connecting piece 1 is not installed, the protection column 35 is inserted in the threaded mounting hole, which can prevent foreign matters, dust or other foreign matters from entering the threaded mounting hole, reduce damage, corrosion or blockage of the threaded mounting hole, and thus ensure the structural integrity and functional effectiveness of the threaded mounting hole when the connecting piece 1 is installed.

[0026] Specifically, the surface of the pad body 31 is fixedly connected with a rod body 32, one side of the rod body 32 away from the pad body 31 is fixedly connected with an iron ring 34.

[0027] In the embodiment, the iron ring 34 is set to be attracted to the magnet 33, so that the protective column 35 is in the threaded mounting hole, and the sealing device 2 and the protective device 3 are in a protective state, preventing the device from being accidentally damaged or the internal structure from being contaminated when the installation operation is not performed.

[0028] Specifically, the magnet 33 is fixedly connected to the side of the connecting piece 1 close to the iron ring 34, and the iron ring 34 is magnetically connected to the magnet 33.

[0029] In the embodiment, the magnet 33 is set to be attracted to the magnet 33, so that the protective column 35 is stably positioned in the threaded mounting hole, thereby playing a protective role on the connecting piece 1, preventing damage to the installation site by external factors when the installation operation is not performed, or preventing foreign matter from entering the area that may affect the installation. When the connecting piece 1 needs to be installed, the iron ring 34 and the magnet 33 are separated by pulling, so that the protective column 35 can be smoothly pulled out of the threaded mounting hole, and then the subsequent installation work can be carried out.

[0030] Specifically, the iron ring 34 has two, and the two iron rings 34 are mirror-symmetrically arranged.

[0031] In the embodiment, the iron ring 34 is set to be attracted to the magnet 33, and this attraction state can help maintain the position of the protective column 35 in the threaded mounting hole, so that the entire sealing device 2 and the protective device 3 are in a stable initial state.

[0032] Working principle: By setting the sealing device 2 and the protective device 3, when the connecting piece 1 is installed, the iron ring 34 and the magnet 33 are separated by pulling, and then the protective column 35 is pulled out of the threaded mounting hole by pulling the pad 31, so that the installation can be carried out. After the installation of the connecting piece 1 is completed, the first sleeve 21 and the second sleeve 22 are sleeved with the connecting piece 1, and the lead screw 23 is inserted, and the first sleeve 21 and the second sleeve 22 are fixed by connecting the nut 24 with the lead screw 23. At this time, the first sleeve 21 and the second sleeve 22 seal the gap of the connecting piece 1. By setting the utility model, leakage can be effectively reduced, and liquid, gas and other media can be prevented from seeping out or seeping in from the gap. Liquid leakage can be reduced to cause resource waste or environmental pollution. For pipelines transporting toxic and harmful gases, gas leakage can also prevent threats to human health and environmental safety.

Claims

1. An explosion-proof penetrating component, comprising a connector (1), characterized in that: The surface of the connector (1) is provided with a sealing device (2). The sealing device (2) includes a first sleeve (21), which is disposed on the upper surface of the connector (1). A rotating shaft (26) is fixedly connected to one side of the first sleeve (21). A second sleeve (22) is disposed on the lower surface of the first sleeve (21). One end of the second sleeve (22) is rotatably connected to the rotating shaft (26). A mounting bracket (25) is fixedly connected to one side of the first sleeve (21). A lead screw (23) is inserted into the surface of the mounting bracket (25).

2. The explosion-proof penetration component according to claim 1, characterized in that: The second ferrule (22) has a hole on the side near the lead screw (23), and the lead screw (23) is inserted into the second ferrule (22).

3. The explosion-proof penetration component according to claim 1, characterized in that: The lead screw (23) is threaded with a nut (24), and the first ferrule (21) and the second ferrule (22) are fitted onto the connector (1).

4. The explosion-proof penetration component according to claim 1, characterized in that: The surface of the connector (1) is provided with a plurality of threaded mounting holes. A protective device (3) is provided on one side of the connector (1). The protective device (3) includes a protective post (35). The protective post (35) is inserted into the threaded mounting hole on the surface of the connector (1). A pad (31) is fixedly connected to one side of the protective post (35).

5. The explosion-proof penetration component according to claim 4, characterized in that: A rod (32) is fixedly connected to the surface of the pad (31), and an iron ring (34) is fixedly connected to the side of the rod (32) away from the pad (31).

6. The explosion-proof penetration component according to claim 5, characterized in that: A magnet (33) is fixedly connected to the side of the connector (1) near the iron ring (34), and the iron ring (34) is magnetically connected to the magnet (33).

7. The explosion-proof penetration component according to claim 5, characterized in that: There are two iron rings (34), and the two iron rings (34) are arranged in a mirror symmetrical manner.

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