Quick locking and sealing device for hose
The present invention relates to hose sealing devices, and more particularly to a combined quick hose gripping and sealing device.
In the operation of water, oil and gas soft pipelines which need to be connected in a sealing way, a convenient and quick sealing connection device is lacked; according to the patent technology of the prior application, the technical scheme of the following patent is the design basis of the technology of the invention, namely: a quick-locking seal; the invention provides a feasible technical solution for connection and sealing of steel pipe fittings, but the clamping and sealing of soft pipe fittings by applying the scheme are difficult to meet the requirements, the main reason is that the clamping block and the sealing ring both can ensure the working requirement only by inwards extruding the hose, but the hose can not resist the extrusion, so that the hose can not realize good fixation and sealing.
Disclosure of Invention
Aiming at the problems of sealing butt joint of a soft pipe fitting and a pipe fitting and sealing connection of a hose and a valve plate or an oil circuit block, the invention provides a design solution for adding a pipe clamp and an inner support sleeve on the basis of an integrated device for quickly butting and clamping a steel pipe fitting and quickly pressing a sealing ring.
The invention adopts the clamping technology that a wedge-shaped surface compresses a pin shaft, the pin shaft transmits force on a clamping block, the clamping block centers and clamps a pipe clamp, and the pipe clamp clamps a pipe fitting, and simultaneously adopts the sealing technology of an axial compression sealing ring matched with a taper sleeve in a whole body and adopts an inner supporting sleeve to support a sealing section of a hose to keep the sealing ring to be compressed and sealed, thereby solving the problems;
the device has no special structural requirements on the joint of the soft pipe fitting, and has the advantages of simple assembly, installation and operation, compact and ingenious structure, low cost, strong practicability and repeated use.
In order to achieve the purpose, the invention adopts the following scheme:
the utility model provides a quick locking sealing device of hose, includes locking sealing device, passes locking sealing device's hose which characterized in that: and a pipe clamp is arranged between the inside of the locking sealing device and the hose, and a pipe support sleeve is arranged at the inner hole of the flange end surface of the locking sealing device.
The hose quick locking and sealing device is characterized in that: the pipe clamp is a split 2 semi-circular hard sleeves, the pipe clamp is inserted into an inner hole at an end cover of the self-locking tight sealing device, the outer peripheral surface of the pipe clamp is in contact with a cambered surface of a clamping block in the sealing device, the inner peripheral surface of the pipe clamp is in contact with the outer surface of a hose, one end of the pipe clamp is in contact with the large end surface of the pressing sleeve in an uncompacted state, the other end of the pipe clamp extends out of an end cover outer flange surface of the locking sealing device, and the 2 pipe clamps are symmetrically arranged along the axis of the hose and are in butt joint with the clamping.
The hose quick locking and sealing device is characterized in that: the pipe props the cover shape and is the axle sleeve of taking the step that has the hole, the outer periphery in pipe props cover axle part contacts with hose hole face, in the pipe props the flange terminal surface that the cover step portion inlayed locking sealing device, pipe props the cover total length and can reach the position that the hose set up sealing washer department outward.
The hose quick locking and sealing device is characterized in that: the total length of the pipe brace can also be as follows: the locking sealing device reaches the cambered surface position of the clamping block.
The hose quick locking and sealing device is characterized in that: the locking sealing device is a rapid locking sealing device which adopts a wedge-shaped surface to press a pin shaft, the pin shaft transmits force on a clamping block, the clamping block clamps a pipe fitting in a centering way, and meanwhile, a taper sleeve matched axial pressing sealing ring is adopted in the device to seal.
The hose quick locking and sealing device is characterized in that: the sealing ring is composed of a plurality of sealing rings, and the cross sections of the sealing rings are Y-shaped and O-shaped.
The hose quick locking and sealing device is characterized in that: the locking and sealing device can be connected with parts such as a plate, a module, a valve block and the like with connecting screw holes, and can also be a duplicate of the device for involution connection.
In summary, compared with the prior art, the invention has the beneficial effects that:
the device has reasonable and reliable clamping and sealing, utilizes the symmetrical blocks to clamp the pipe clamp and the pipe clamp to clamp the hose, the spring is reset and loosened, and utilizes the conical surface to match with the axial compression sealing ring and simultaneously adds the pipe support sleeve in the hose, thereby meeting the requirements of pipeline connection and sealing under the conventional pressure.
Secondly, the invention is on the basis of a sealing device design of quick locking, add pipe clamp and pipe brace sleeve, compact in construction of ingenious conception, above-mentioned clamp and seal are all finished on the apparatus, can implement the apparatus under the minor space.
The invention realizes the quick operation effects of clamping and sealing, the hose can be clamped only by inserting the stressing rod into the stressing rod hole or screwing the fastening sleeve by hand, and the hose pipeline can be sealed only by pressing the taper sleeve.
The invention can realize the sealing connection of the hose pipeline and parts such as plates, modules, valve blocks and the like, can realize the involution sealing connection of the hose pipeline and the pipeline, and can realize the sealing connection of the hose pipelines with different pipe diameters.
The invention has simple processing, low manufacturing cost and repeated replacement and use, can be used for sealing and connecting soft pipe fittings such as plastic pipes, rubber pipes and the like with common specifications, and can be made into standard device accessories for ready use.
FIG. 1 is a schematic view of the connection of the apparatus of the present invention to a plate, a module, and a valve block;
FIG. 2 is a schematic view of the apparatus of the present invention in a configuration for mating connection with a replica;
FIG. 3 is a schematic cross-sectional view of an extended version of the tube brace 6 of the apparatus of the present invention;
FIG. 4 is an exploded view of the present invention;
FIG. 5 is a schematic view of the outer shape of the pipe clamp 3 according to the present invention;
fig. 6 is a schematic view of the shape of the pipe support sleeve 6 according to the present invention.
The invention will be further described with reference to the following description and embodiments in conjunction with the accompanying drawings:
the sealing device for fast locking the hose as shown in fig. 4 comprises a locking sealing device 2, the hose 4 penetrating through the locking sealing device 2, a pipe clamp 3 arranged between the inside of the locking sealing device 2 and the hose 4, and a pipe support sleeve 6 arranged at the inner hole of the flange end face of the locking sealing device 2.
According to the invention, as shown in fig. 5, a pipe clamp 3 is a split 2-piece semi-circular hard sleeve, the pipe clamp 3 is inserted into an inner hole of an end cover 7 of a self-locking sealing device 2, the outer peripheral surface of the pipe clamp 3 is contacted with the arc surface of a clamping block 8 in the locking sealing device 2, the inner peripheral surface of the pipe clamp 3 is contacted with the outer surface of a hose 4, one end of the pipe clamp 3 is contacted with the large end surface of a pressing sleeve 9 in an uncompacted state, the other end of the pipe clamp 3 extends out of the outer flange surface of the end cover 7 of the locking sealing device 2, the 2-piece pipe clamp 3 is axially and symmetrically arranged along the hose 4 and the opposite opening of the clamping block 8 corresponds to each other, considering that the holding contact area of the pipe clamp 3 and the oil pipe 4 should be enlarged as much as possible, the length of the pipe clamp 3 is preferably.
The pipe support sleeve 6 shown in fig. 6 is a shaft sleeve with a step and an inner hole, the outer circumferential surface of the shaft part of the pipe support sleeve 6 is contacted with the inner hole surface of the hose 4, the step part of the pipe support sleeve 6 is embedded into the flange end surface of the locking and sealing device 2, and the total length of the pipe support sleeve 6 can reach the position, outside the hose 4, of the position where the sealing ring 10 is arranged; considering that the pipe support sleeve 6 is used for supporting the compression sealing effect of the sealing ring 10 and the inner hole is required to pass through fluid such as oil, water, gas and the like, the strength design and the unilateral wall thickness of the pipe support sleeve 6 can be determined according to actual conditions.
Further as the pipe brace 6 of fig. 3 can also be extended in length to the clamping block 8 of the clamping device 2, the mounting of the pipe clamp 3 can be omitted.
The locking sealing device 2 is a rapid locking sealing device which adopts a wedge-shaped surface to press a pin shaft, the pin shaft transmits force on a clamping block, the clamping block clamps a pipe fitting 4 in a centering way, and simultaneously adopts a taper sleeve matched axial pressing sealing ring for sealing in a whole, and the device is formed by the previously applied patent technology.
The sealing ring 10 is provided with a plurality of parts, and the cross sections of the sealing ring are Y-shaped and O-shaped; the number of the sealing rings 10 can be 1 or multiple sealing rings, the cross section and the accumulated thickness of the sealing rings 10 can be determined according to the actual sealing working condition, so that the sealing effect after compression can be ensured, and the material of the sealing rings 10 is preferably selected to resist the corrosion of the fluid flowing in the pipe.
The hose locking and sealing device of the invention as shown in fig. 1 can be connected with a plate, a module, a valve block 1 and other parts with connecting screw holes, wherein the plate, the module, the valve block 1 and other parts can be independent parts or parts attached to machines, and the connection can be implemented as long as the connecting screw holes and the spaces are provided.
A hose locking and sealing device of the present invention, as further illustrated in fig. 2, may be a duplicate of the present device for butt-joint coupling to achieve connection and sealing of the hose 4 to the hose 4.
Further, as shown in fig. 2, the involutory connection of the hose locking and sealing device of the present invention may be a disk-shaped flange connection with built-in bolts, or a disk-shaped flange connection with lugs and with external bolts.
Further through changing the size of this device, can realize the connection and the sealed of different hose 4 pipe diameters.
The foregoing shows and describes the general principles and features of the present invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.