Large-diameter three-way pipe
Technical Field
The invention relates to the technical field of pipelines, in particular to a large-diameter three-way pipe.
Background
The pipe joint with three openings is called a three-way pipe. The three-way pipe is widely used in pipe networks for conveying liquid and gas. Because of the inside conveying medium difference of pipeline, the material of three-way pipe divide into: cast iron, cast steel, cast copper, cast aluminum, plastic, glass, and the like.
The current three-way pipe mainly has the following problems in the installation and use process: the three-way pipe is connected with an external pipeline by winding a plurality of layers of water stopping adhesive tapes; the sealing property between the three-way pipe and an external pipeline is difficult to ensure after the water-stopping adhesive tape is wound for a long time, and the three-way pipe is connected with the external pipeline by threads, so that the threads are easy to slip and are not firm in fixation; and the interior of the existing three-way pipe is easy to be blocked after some liquid flows through the three-way pipe; affecting the use of the three-way pipe.
In order to improve the connecting effect between the three-way pipe and an external pipeline and ensure the conductivity inside the three-way pipe; the invention provides a large-caliber three-way pipe.
Disclosure of Invention
In order to achieve the purpose, the invention adopts the following technical scheme that the large-caliber three-way pipe comprises a transverse guide cylinder, a clamping unit, an auxiliary unit and a branch unit; the middle part of the transverse guide cylinder is provided with a circular through hole, and the branch through unit is arranged in the circular through hole in the middle part of the transverse guide cylinder in a clamping manner; clamping units are symmetrically arranged on the outer walls of the two ends of the transverse guide cylinder in a sliding fit mode, and annular protruding structures are arranged on the inner walls of the two ends of the transverse guide cylinder; and the inner walls of the two ends of the transverse guide cylinder are provided with auxiliary units; wherein:
the clamping unit comprises an annular rotary drum, an extension spring, a sliding block, an L-shaped clamping jaw and a threaded ring; the side wall of the annular rotating drum is uniformly provided with balls in a movable connection mode, and the annular rotating drum is arranged on the outer wall of the transverse guide cylinder in a movable connection mode; the side wall of the annular rotary drum is uniformly provided with rectangular sliding chutes, the sliding blocks are uniformly arranged in the rectangular sliding chutes of the annular rotary drum in a sliding fit mode, the side wall of each sliding block is connected with one end of an extension spring, and the other end of each extension spring is connected to the side wall of the rectangular sliding chute of the annular rotary drum; the L-shaped clamping jaws are mounted on the sliding block through pin shafts, thread grooves are uniformly formed in the outer walls of the L-shaped clamping jaws, and the thread rings are mounted on the uniformly arranged L-shaped clamping jaws in a spiral connection mode; the operation is simple through the arranged clamping unit; the three-way pipe is convenient to be connected and fixed with a pipeline connected with the outside, and the arranged clamping unit can ensure the sealing property of the connection between the three-way pipe and the external pipeline.
The branch unit comprises a branch guide cylinder, a limiting block, a limiting spring, an L-shaped pressure rod, a fixing ring, an auxiliary spring, a clamping block, a clamping spring and a fixing module; the branch guide cylinder is arranged in the circular through hole of the transverse guide cylinder; the side wall of the upper end of the branch guide cylinder is provided with a fixed module in a sliding fit mode, and the fixed module and the clamping unit have the same structure; the lower end side wall of the branch through guide cylinder is uniformly provided with L-shaped clamping grooves along the circumferential direction, the inner walls of the L-shaped clamping grooves of the branch through guide cylinder are symmetrically provided with limiting blocks in a sliding fit mode, and the limiting blocks are connected with the inner walls of the L-shaped clamping grooves of the branch through guide cylinder through limiting springs; the L-shaped pressure lever is arranged in the L-shaped clamping groove of the branch guide cylinder in a sliding fit manner; the outer wall of the upper end of the L-shaped pressure lever is connected with one end of an auxiliary spring, and the other end of the auxiliary spring is connected with the inner wall of the L-shaped clamping groove communicated with the branch; the clamping block is arranged on the side wall of the lower end of the branch guide cylinder in a sliding fit mode, the inner wall of the clamping block is of a trapezoidal structure, and the clamping block is connected with the branch guide cylinder through a clamping spring; the fixing ring is arranged on the outer wall of the branch guide cylinder in a threaded connection mode; pulling up the L-shaped pressure lever to enable the clamping block to retract, and then inserting the branch guide cylinder into the circular through hole of the transverse guide cylinder; loosening the L-shaped pressure lever and popping the clamping block out under the action of the auxiliary spring so that the clamping block is hung in the transverse guide cylinder; the branch guide cylinder is firmly fixed on the transverse guide cylinder by screwing the fixing ring; the branch that sets up leads to the unit and is convenient for disassemble and fix, and has effectively guaranteed the fastness of being connected between branch leads to a guide cylinder and the horizontal guide cylinder.
Preferably; the auxiliary unit comprises an auxiliary sleeve and a blocking screen; the inner wall of the auxiliary sleeve is provided with a stepped annular convex structure, a blocking sieve is arranged in the auxiliary sleeve, and meshes with uniform sizes are arranged on the blocking sieve; the auxiliary unit that sets up can effectively filter the miscellaneous debris in the liquid that the pipeline inside switched on to guarantee the inside purity that switches on liquid of pipeline.
Preferably; the side wall of the upper end of the L-shaped clamping jaw is of an inclined structure; the side wall of the upper end of the L-shaped clamping jaw is set to be of an inclined structure, so that the threaded ring can be sleeved into the outer wall of the L-shaped clamping jaw conveniently, and then the L-shaped clamping jaw is fixed.
Preferably; the lower end of the L-shaped pressure lever is of a trapezoidal structure, and balls are uniformly arranged on the outer wall of the lower end of the L-shaped pressure lever in a movable connection mode; the lower end of the L-shaped pressing rod is set to be of a trapezoidal structure, and the outer wall of the lower end of the L-shaped pressing rod is evenly provided with balls through a movable connection mode, so that the L-shaped pressing rod is promoted to be matched with the clamping block, and the clamping block is effectively guaranteed to be flexibly fixed on the inner wall of the transverse guide cylinder in a sliding mode.
Preferably; the limiting block is of a rubber material structure; the limiting block is made of rubber, so that the L-shaped pressing rod and the limiting block are fixed to each other, the stability of the L-shaped pressing rod is guaranteed, and the L-shaped pressing rod is effectively prevented from sliding and falling off.
The branch through unit is convenient to disassemble and fix, and the firmness of connection between the branch through guide cylinder and the transverse guide cylinder is effectively ensured;
the clamping unit is simple to operate; the three-way pipe is convenient to connect and fix with an external pipeline, and the arranged clamping unit can ensure the connection tightness between the three-way pipe and the external pipeline;
the auxiliary unit provided by the invention can effectively filter sundries mixed in the liquid conducted in the pipeline, so that the purity of the liquid conducted in the pipeline is ensured.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a front view in section view of the present invention;
FIG. 2 is an enlarged view of a portion of the invention at A in FIG. 1;
fig. 3 is a partial enlarged view of the present invention at B in fig. 1.
Detailed Description
Embodiments of the present invention will be described below with reference to the drawings. In this process, the width of the lines or the size of the components in the drawings may be exaggerated for clarity and convenience of description.
The following terms are defined based on the functions of the present invention, and may be different depending on the intention of the user or the operator or the convention. Therefore, these terms are defined based on the entire contents of the present specification.
As shown in fig. 1 to 3, a large-caliber three-way pipe comprises a transverse guide cylinder 1, a clamping unit 2, an auxiliary unit 3 and a branch unit 4; a circular through hole is formed in the middle of the transverse guide cylinder 1, and the branch through unit 4 is installed in the circular through hole in the middle of the transverse guide cylinder 1 in a clamping manner; the outer walls at two ends of the transverse guide cylinder 1 are symmetrically provided with clamping units 2 in a sliding fit mode, and the inner walls at two ends of the transverse guide cylinder 1 are provided with annular protruding structures; and the inner walls of the two ends of the transverse guide cylinder 1 are provided with auxiliary units 3; wherein:
the clamping unit 2 comprises an annular rotary drum 21, an extension spring 22, a sliding block 23, an L-shaped clamping jaw 24 and a threaded ring 25; the side wall of the annular rotary drum 21 is uniformly provided with balls in a movable connection mode, and the annular rotary drum 21 is arranged on the outer wall of the transverse guide drum 1 in a movable connection mode; rectangular sliding grooves are uniformly formed in the side wall of the annular rotating drum 21, the sliding blocks 23 are uniformly installed in the rectangular sliding grooves of the annular rotating drum 21 in a sliding fit mode, the side wall of each sliding block 23 is connected with one end of each extension spring 22, and the other end of each extension spring 22 is connected to the side wall of each rectangular sliding groove of the annular rotating drum 21; the L-shaped clamping jaws 24 are mounted on the sliding block 23 through pin shafts, thread grooves are uniformly formed in the outer walls of the L-shaped clamping jaws 24, and the thread rings 25 are mounted on the uniformly arranged L-shaped clamping jaws 24 in a spiral connection mode; the side wall of the upper end of the L-shaped clamping jaw 24 is of an inclined structure; the side wall of the upper end of the L-shaped clamping jaw 24 is arranged to be of an inclined structure, so that the threaded ring 25 is sleeved into the outer wall of the L-shaped clamping jaw 24 to fix the L-shaped clamping jaw 24; the operation is simple through the arranged clamping unit 2; the three-way pipe is convenient to be connected and fixed with a pipeline connected with the outside, and the arranged clamping unit 2 can ensure the sealing property of the connection between the three-way pipe and the external pipeline.
The auxiliary unit 3 comprises an auxiliary sleeve 31 and a baffle screen 32; a stepped annular convex structure is arranged on the inner wall of the auxiliary sleeve 31, a barrier sieve 32 is arranged in the auxiliary sleeve 31, and meshes with uniform sizes are arranged on the barrier sieve 32; the auxiliary unit 3 that sets up can effectively filter the miscellaneous debris in the inside liquid that switches on of pipeline to guarantee the inside purity that switches on liquid of pipeline.
The branch-through unit 4 comprises a branch-through guide cylinder 41, a limiting block 42, a limiting spring 43, an L-shaped pressure lever 44, a fixing ring 45, an auxiliary spring 46, a clamping block 47, a clamping spring 48 and a fixing module 49; the branch guide cylinder 41 is arranged in the circular through hole of the transverse guide cylinder 1; the side wall of the upper end of the branch guide cylinder 41 is provided with a fixing module 49 in a sliding fit mode, and the fixing module 49 and the clamping unit 2 have the same structure; the lower end side wall of the branch guide cylinder 41 is uniformly provided with L-shaped clamping grooves along the circumferential direction, the inner wall of the L-shaped clamping groove of the branch guide cylinder 41 is symmetrically provided with limiting blocks 42 in a sliding fit manner, and the limiting blocks 42 are connected with the inner wall of the L-shaped clamping groove of the branch guide cylinder 41 through limiting springs 43; the limiting block 42 is of a rubber material structure; the limiting block 42 is made of rubber materials, so that the L-shaped pressure lever 44 and the limiting block 42 are fixed with each other, the stability of the L-shaped pressure lever 44 is ensured, and the L-shaped pressure lever 44 is effectively prevented from sliding off; the L-shaped pressure lever 44 is arranged in the L-shaped clamping groove of the branch guide cylinder 41 in a sliding fit manner; the lower end of the L-shaped pressure lever 44 is of a trapezoidal structure, and balls are uniformly arranged on the outer wall of the lower end of the L-shaped pressure lever 44 in a movable connection mode; the lower end of the L-shaped pressure lever 44 is arranged to be of a trapezoidal structure, and balls are uniformly arranged on the outer wall of the lower end of the L-shaped pressure lever 44 in a movable connection mode, so that the L-shaped pressure lever 44 is promoted to be matched with the clamping block 47, and the clamping block 47 is effectively guaranteed to be flexibly fixed on the inner wall of the transverse guide cylinder 1 in a sliding mode; the outer wall of the upper end of the L-shaped pressure lever 44 is connected with one end of an auxiliary spring 46, and the other end of the auxiliary spring 46 is connected with the inner wall of the L-shaped clamping groove communicated with the branch; the clamping block 47 is arranged on the side wall of the lower end of the branch guide cylinder 41 in a sliding fit mode, the inner wall of the clamping block 47 is of a trapezoidal structure, and the clamping block 47 is connected with the branch guide cylinder 41 through a clamping spring 48; the fixing ring 45 is installed on the outer wall of the branch guide cylinder 41 in a threaded connection mode; pulling up the L-shaped pressure lever 44 to retract the clamping block 47, and then inserting the branch guide cylinder 41 into the circular through hole of the transverse guide cylinder 1; the L-shaped pressure lever 44 is loosened, and the clamping block 47 is popped out under the action of the auxiliary spring 46, so that the clamping block 47 is hung in the transverse guide cylinder 1; the branch guide cylinder 41 is firmly fixed on the transverse guide cylinder 1 by screwing the fixing ring 45; the branch through unit 4 is convenient to disassemble and fix, and the firmness of connection between the branch through guide cylinder 41 and the transverse guide cylinder 1 is effectively ensured.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.