阅读说明：本技术 一种基于热胀冷缩的管道支架保护装置 (Pipeline bracket protection device based on expansion with heat and contraction with cold ) 是由 黄有宁 袁恩 邓安翔 于 2021-01-21 设计创作，主要内容包括：本发明涉及抗震支架技术领域,且公开了一种基于热胀冷缩的管道支架保护装置,包括外壳,所述外壳的外侧开设有安装孔,所述外壳的内部活动连接有夹持块,所述夹持块的内部开设有限位槽,所述限位槽的内部活动连接有限位杆,所述限位杆的外侧活动连接有接触块。该基于热胀冷缩的管道支架保护装置,通过管道对夹持块的挤压,使得电流变体溶液会从夹持块内部被加压到活动腔内部,活塞向外侧移动,限位杆向两侧移动,限位杆挤压电介质板,限位弹簧被压缩,这时正极板与负极板之间会有电流产生,使得电流变体溶液变为固态,对管道进行固定,可以适应温度的变化,避免支架损坏,保证了管道的使用寿命,降低损坏概率,提高工作效率。(The invention relates to the technical field of anti-seismic supports and discloses a pipeline support protection device based on expansion with heat and contraction with cold. This pipe bracket protection device based on expend with heat and contract with cold, through the extrusion of pipeline to the grip block, make the electrorheological fluids solution can be followed inside the pressurized activity intracavity portion of grip block, the piston moves to the outside, the gag lever post moves to both sides, gag lever post extrusion dielectric plate, spacing spring is compressed, at this moment, there is the electric current production between positive plate and the negative plate, make the electrorheological fluids solution become solid-state, fix the pipeline, can adapt to the change of temperature, avoid the support to damage, the life of pipeline has been guaranteed, reduce the damage probability, and the work efficiency is improved.)

1. The utility model provides a conduit bracket protection device based on expend with heat and contract with cold, includes shell (1), its characterized in that: the outer side of the shell (1) is provided with a mounting hole (2), the inner part of the shell (1) is movably connected with a clamping block (3), the inner part of the clamping block (3) is provided with a limiting groove (4), the inner part of the limiting groove (4) is movably connected with a limiting rod (5), the outer side of the limiting rod (5) is movably connected with a contact block (6), the outer side of the contact block (6) is movably connected with a dielectric plate (7), the outer side of the dielectric plate (7) is movably connected with a limiting spring (8), the outer side of the limiting spring (8) is movably connected with a fixed block (9), the outer side of the clamping block (3) is provided with a sliding groove (10), the upper top wall of the clamping block (3) is fixedly connected with a positive plate (11), the lower bottom wall of the clamping block (3) is fixedly connected with a negative plate (12), the inner part of the shell (, the inside swing joint of activity chamber (13) has activity spring (14), the inboard swing joint of activity spring (14) has piston (15), the inboard swing joint of piston (15) has cushion chamber (16).

2. The pipe bracket protection device based on expansion with heat and contraction with cold as claimed in claim 1, wherein: the number of the mounting holes (2) is two, the two mounting holes (2) are respectively located at the upper end and the lower end of the shell (1), and the two mounting holes (2) are symmetrical about the clamping block (3).

3. The pipe bracket protection device based on expansion with heat and contraction with cold as claimed in claim 1, wherein: the length of the limiting groove (4) is smaller than that of the limiting rod (5), and the diameter of the limiting rod (5) is smaller than that of the limiting groove (4).

4. The pipe bracket protection device based on expansion with heat and contraction with cold as claimed in claim 1, wherein: the clamping block (3) is arc-shaped, the outer side of the clamping block (3) is made of hard stainless steel, the inner side of the clamping block (3) is made of soft high-density rubber, and the clamping block (3) is filled with electrorheological fluid.

5. The pipe bracket protection device based on expansion with heat and contraction with cold as claimed in claim 1, wherein: the buffer cavity (16) is filled with an electrorheological fluid solution, and the electrorheological fluid solution in the buffer cavity (16) is communicated with the electrorheological fluid solution in the clamping block (3).

6. The pipe bracket protection device based on expansion with heat and contraction with cold as claimed in claim 1, wherein: the positive plate (11) and the negative plate (12) are symmetrical about the dielectric plate (7), the shapes of the positive plate (11) and the negative plate (12) are the same, and the length of the positive plate (11) is smaller than that of the dielectric plate (7).

7. The pipe bracket protection device based on expansion with heat and contraction with cold as claimed in claim 1, wherein: the movable cavity (13) is respectively positioned at the upper side and the lower side of the sliding chute (10), the piston (15) is positioned between the movable spring (14) and the buffer cavity (16), and the piston (15) is in a round cake shape.

Technical Field

The invention relates to the technical field of anti-seismic supports, in particular to a pipeline support protection device based on expansion with heat and contraction with cold.

Background

The anti-seismic support limits the displacement of the attached facilities, controls the vibration of the facilities and transmits the load to various components or devices on the bearing structure, the anti-seismic support provides reliable protection for the building electromechanical engineering facilities in the earthquake and bears the earthquake action from any horizontal direction, all the components forming the anti-seismic support are finished components, the components connected with fasteners are convenient to install, the displacement generated by the expansion with heat and the contraction with cold of the pipeline is reserved for the anti-seismic support of the existing pipeline, the thermal deformation of the pipeline is not restrained, and the damage of the support caused by the extrusion of the pipeline to the entity of the support is avoided.

But also can make the pipeline damaged in the space between pipeline and the support of expend with heat and contract with cold of reservation, influence operating mass, threaten pipeline safety, the incident easily appears, life is short, lead to not realizing antidetonation effect, at the bottom of the performance, the protective effect is not obvious, therefore, we have provided a pipeline support protection device based on expend with heat and contract with cold to solve above problem, can adapt to the change of temperature, the life of pipeline and support has been guaranteed, reduce the support probability of damaging, and the work efficiency is improved, and the security performance is better.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a pipeline support protection device based on expansion with heat and contraction with cold, which has the advantages of being capable of adapting to the change of temperature, ensuring the service life of a pipeline, reducing the damage probability, improving the working efficiency and having better safety performance, and solves the problems that the pipeline is damaged due to the gap between the pipeline and a support in the reserved space of expansion with heat and contraction with cold, the working quality is influenced, the safety of the pipeline is threatened, safety accidents are easy to occur, the service life is short, the anti-seismic effect is not realized, the use performance is low and the protection effect is not obvious.

(II) technical scheme

In order to realize the purposes of adapting to the temperature change, ensuring the service life of the pipeline, reducing the damage probability, improving the working efficiency and having better safety performance, the invention provides the following technical scheme: a pipeline bracket protection device based on thermal expansion and cold contraction comprises a shell, wherein an installation hole is formed in the outer side of the shell, a clamping block is movably connected in the shell, a limiting groove is formed in the clamping block, a limiting rod is movably connected in the limiting groove, a contact block is movably connected on the outer side of the limiting rod, a dielectric plate is movably connected on the outer side of the contact block, a limiting spring is movably connected on the outer side of the dielectric plate, a fixing block is movably connected on the outer side of the limiting spring, a sliding groove is formed in the outer side of the clamping block, an upper top wall of the clamping block is fixedly connected with a positive plate, a lower bottom wall of the clamping block is fixedly connected with a negative plate, a movable cavity is movably connected in the shell, a movable spring is movably connected in the movable cavity, and a piston is movably connected in the movable spring, the inner side of the piston is movably connected with a buffer cavity.

Preferably, the number of the mounting holes is two, the two mounting holes are respectively located at the upper end and the lower end of the shell, and the two mounting holes are symmetrical about the clamping block and used for fixing the left shell and the right shell, so that the pipeline is fixed.

Preferably, the length of spacing groove is less than the length of spacing pole, and the diameter of spacing pole is less than the diameter of spacing groove, and under the initial condition, spacing spring is in quiescent condition, and the contact piece is the arc, and the spacing pole stretches out to the inboard in the inside of spacing groove.

Preferably, the clamping block is arc-shaped, the outer side of the clamping block is made of hard stainless steel, the inner side of the clamping block is made of soft high-density rubber, the clamping block is filled with the electrorheological fluid solution, the electrorheological fluid is converted from a liquid state into a solid state after being electrified, and when the power is cut off, the electrorheological fluid is converted from the solid state into the liquid state again, so that the cyclic utilization is realized, and the energy is saved.

Preferably, the inside of the buffer cavity is filled with an electrorheological fluid solution, the electrorheological fluid solution inside the buffer cavity is communicated with the electrorheological fluid solution inside the clamping block, the electrorheological fluid can be switched from the inside of the clamping block to the inside of the movable cavity along with different extrusion degrees of the inner side of the clamping block, and the conversion of the liquid inside is realized through the movement of the piston.

Preferably, the positive electrode plate and the negative electrode plate are symmetrical with respect to the dielectric plate, the positive electrode plate and the negative electrode plate have the same shape, and the length of the positive electrode plate is smaller than that of the dielectric plate.

Preferably, the movable cavity is respectively located at the upper side and the lower side of the sliding groove, the piston is located between the movable spring and the buffer cavity, and the piston is in a round cake shape.

(III) advantageous effects

Compared with the prior art, the invention provides a pipeline bracket protection device based on expansion with heat and contraction with cold, which has the following beneficial effects:

1. this pipe bracket protection device based on expend with heat and contract with cold, through the extrusion of pipeline to the grip block, make the electrorheological fluids solution can be followed inside the pressurized activity intracavity portion of grip block, the piston moves to the outside, the gag lever post moves to both sides, gag lever post extrusion dielectric plate, spacing spring is compressed, at this moment, there is the electric current production between positive plate and the negative plate, make the electrorheological fluids solution become solid-state, fix the pipeline, can adapt to the change of temperature, avoid the support to damage, the life of pipeline has been guaranteed, reduce the damage probability, and the work efficiency is improved.

2. This pipeline bracket protection device based on expend with heat and contract with cold can take place the shrink phenomenon through when the pipeline when low temperature, and at this moment spacing spring resumes elastic deformation's process and can make the dielectric plate move to the inboard, makes the current variant resume liquid form solid-state being reconverted into solid-state again, fixes the pipeline, can adapt to the change of pipeline expend with heat and contract with cold, has guaranteed the life of pipeline, reduces the probability of damage, improves work efficiency, and the security performance is better.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a schematic view of the movement structure of the stop lever according to the present invention;

fig. 4 is an enlarged schematic view of the dielectric plate according to the present invention.

In the figure: 1. a housing; 2. mounting holes; 3. a clamping block; 4. a limiting groove; 5. a limiting rod; 6. a contact block; 7. a dielectric plate; 8. a limiting spring; 9. a fixed block; 10. a chute; 11. a positive plate; 12. a negative plate; 13. a movable cavity; 14. a movable spring; 15. a piston; 16. a buffer chamber.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, a pipeline bracket protection device based on thermal expansion and cold contraction comprises a housing 1, wherein the outer side of the housing 1 is provided with two mounting holes 2, the housing 1 is movably connected with a clamping block 3, the two mounting holes 2 are respectively located at the upper end and the lower end of the housing 1, the two mounting holes 2 are symmetrical about the clamping block 3 and are used for fixing the left housing 1 and the right housing 1 so as to fix a pipeline, the clamping block 3 is arc-shaped, the outer side of the clamping block 3 is made of rigid stainless steel, the inner side of the clamping block 3 is made of soft high-density rubber, an electrorheological fluid solution is filled in the clamping block 3, the electrorheological fluid is changed from a liquid state to a solid state after being electrified, and is changed from the solid state to the liquid state again when being powered off, so that the electrorheological fluid can be recycled and saves energy, the clamping block 3 is internally provided with a limiting groove 4, and the limiting rod 5 is movably connected, the outer side of the limiting rod 5 is movably connected with a contact block 6.

The outer side of the contact block 6 is movably connected with a dielectric plate 7, the outer side of the dielectric plate 7 is movably connected with a limiting spring 8, the length of a limiting groove 4 is smaller than that of a limiting rod 5, the diameter of the limiting rod 5 is smaller than that of the limiting groove 4, in an initial state, the limiting spring 8 is in a static state, the contact block 6 is arc-shaped, the limiting rod 5 extends inwards in the limiting groove 4, the outer side of the limiting spring 8 is movably connected with a fixed block 9, the outer side of a clamping block 3 is provided with a sliding groove 10, the upper top wall of the clamping block 3 is fixedly connected with a positive plate 11, the lower bottom wall of the clamping block 3 is fixedly connected with a negative plate 12, the positive plate 11 and the negative plate 12 are symmetrical relative to the dielectric plate 7, the positive plate 11 and the negative plate 12 are identical in shape, the length of the positive plate 11 is smaller than that of the dielectric plate 7, a current is generated between the positive electrode plate 11 and the negative electrode plate 12.

The inside swing joint of shell 1 has movable chamber 13, the inside swing joint of movable chamber 13 has movable spring 14, the inboard swing joint of movable spring 14 has piston 15, movable chamber 13 is located the upper and lower both sides of spout 10 respectively, piston 15 is located between movable spring 14 and the cushion chamber 16, and piston 15 is the cake form, the inboard swing joint of piston 15 has cushion chamber 16, the inside electro-rheological fluids solution that fills of cushion chamber 16, the inside electro-rheological fluids solution of cushion chamber 16 is linked together with the inside electro-rheological fluids solution of grip block 3, along with the inboard difference by the extrusion degree of grip block 3, the inside conversion to movable chamber 13 of grip block 3 can be followed to the electro-rheological fluids, through the removal of piston 15, realize the conversion of inside liquid.

The working principle is as follows: the device comprises two identical parts, wherein in an initial state, a limiting spring 8 is in a static state, a contact block 6 is in an arc shape and is connected with a dielectric plate 7, a limiting rod 5 extends inwards in a limiting groove 4, when the device fixes a pipeline, the two shells 1 are combined, the measuring shell 1 is fixed through a mounting hole 2, the outer side of a clamping block 3 is made of hard stainless steel, the inner side of the clamping block 3 is made of soft high-density rubber, the clamped pipeline can extrude the limiting rod 5 and the inner side of the clamping block 3, an electrorheological fluid can be pressurized into a movable cavity 13 from the inner side of the clamping block 3, a piston 15 moves outwards, a movable spring 14 is compressed, the electrorheological fluid in a buffer cavity 16 is communicated with the electrorheological fluid in the clamping block 3, the limiting rod 5 moves towards two sides, the limiting rod 5 extrudes the dielectric plate 7, the limiting spring 8 is compressed, and current is generated between the positive plate 11 and the negative plate 12, so that the electrorheological fluid becomes solid, and the pipeline is fixed.

When the pipeline can contract at low temperature, at this time, the process that the limiting spring 8 recovers elastic deformation can enable the dielectric plate 7 to move towards the inner side, the limiting rod 5 slowly moves towards the inner side, when the dielectric plate 7 moves between the positive plate 11 and the negative plate 12, the current disappears, the current variant becomes liquid again, when the dielectric plate 7 continues to move towards the inner side, the current variant inside the buffer cavity 16 slowly enters the inside of the clamping block 3, so that the inside of the clamping block 3 is always attached to the inside of the pipeline, and when the dielectric plate 7 moves towards the inner side to form a relative area between the positive plate 11 and the negative plate 12, the current variant is changed from liquid state to solid state to fix and hold the pipeline.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.