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CN-224214832-U - Temperature and pressure reducer with porous valve core

CN224214832UCN 224214832 UCN224214832 UCN 224214832UCN-224214832-U

Abstract

The utility model discloses a temperature and pressure reducer with a porous valve core, which comprises a valve body and a conveying pipeline, wherein the side end of the valve body is connected with the conveying pipeline, a maintenance part is arranged at the bottom of the valve body, a driving part is arranged in the valve body, the lower part of the driving part is connected with the valve core, the valve core is positioned in the valve body, two pairs of through holes are symmetrically formed in the valve core, the diameters of the two pairs of through holes are different, and a pressure gauge is arranged on the valve body. This temperature and pressure reducer with porous case through rotation angle and the speed of control driving piece, accurate regulation medium pressure, satisfies the pressure demand under the different operating modes, has reduced the energy loss and the equipment wearing and tearing that traditional decompression mode probably brought simultaneously, and two pairs of different diameter through-holes have been seted up to the symmetry on the case, have strengthened the accommodation range and the precision of decompression, can adapt to the change of multiple medium pressure, have promoted the suitability and the commonality of equipment, have reduced the problem that use auxiliary structure leads to production and maintenance cost increase.

Inventors

  • ZENG SHAN
  • Ni Qinqin

Assignees

  • 江苏盐阜电站阀门辅机制造有限公司

Dates

Publication Date
20260508
Application Date
20250606

Claims (8)

  1. 1. The utility model provides a temperature and pressure reducer with porous case, includes valve body (1) and pipeline (2) that set up, valve body (1) side is connected with pipeline (2), a serial communication port, valve body (1) bottom is provided with maintenance piece (3), valve body (1) internally mounted has driving piece (5), be connected with case (4) under driving piece (5), case (4) are located valve body (1) inside, two pairs of through-holes (6) have been seted up to the symmetry on case (4), and two pairs of through-hole (6) diameter are different, install manometer (7) on valve body (1).
  2. 2. The temperature and pressure reducer with the porous valve core according to claim 1, wherein a cooling component is arranged on the outer side of the conveying pipeline (2), the cooling component comprises a protective cover (13) arranged on the outer side of the conveying pipeline (2), a second pipeline (12) is arranged in the protective cover (13), and the second pipeline (12) is spirally arranged.
  3. 3. The temperature and pressure reducer with the porous valve core according to claim 2, wherein a first pipeline (10) is connected inside the protective cover (13) in a penetrating manner, a cooling water conveying valve (9) is arranged on the first pipeline (10), and a conveying box (11) is arranged at the inner end of the conveying pipeline (2) in a penetrating manner through the first pipeline (10).
  4. 4. The temperature and pressure reducer with the porous valve core according to claim 2, wherein the second pipeline (12) penetrates through the protective cover (13) to be connected to the first pipeline (10), and a noise reduction piece (14) is arranged inside the protective cover (13).
  5. 5. The temperature and pressure reducer with the porous valve core is characterized in that a thermometer (8) for measuring temperature is arranged on the conveying pipeline (2), and the thermometer (8) is positioned at the side end of the protective cover (13).
  6. 6. The temperature and pressure reducer with the porous valve core according to claim 3, wherein an auxiliary assembly is arranged inside the conveying box (11), the auxiliary assembly comprises a guide rod (15) arranged inside the conveying box (11), a baffle plate (16) is movably connected to the outer side of the guide rod (15), and a spring (17) is sleeved on the outer side of the guide rod (15).
  7. 7. The temperature and pressure reducer with the porous valve core of claim 6, wherein the baffle plate (16) is provided with a transmission hole, the end part of the baffle plate (16) is connected with a conveying piece (18), and the conveying piece (18) is provided with a conveying hole (19).
  8. 8. The temperature and pressure reducer with the porous valve core according to claim 7, wherein an arc-shaped opening (20) is formed in the side end of the conveying box (11), and the arc-shaped opening (20) is matched with the conveying piece (18).

Description

Temperature and pressure reducer with porous valve core Technical Field The utility model relates to the technical field of pressure reducers, in particular to a temperature and pressure reducer with a porous valve core. Background The main function of the temperature and pressure reducer is to reduce high-temperature and high-pressure steam into low-temperature and low-pressure steam required by customers, which is generally composed of a pressure reducing system, a temperature reducing system, a safety protection device and an automatic control device, but the existing temperature and pressure reducer has certain defects in the use process, especially the partial steam pressure still exceeds a specified value under the action of the pressure reducing system and the temperature reducing system, so that the steam is discharged into the atmosphere by a spring safety valve in the safety protection device, and resource waste is caused. In order to overcome the defects, the prior art (Chinese patent with publication number of CN 217108367U and publication day of 2022.08.02) is a novel high-efficiency temperature and pressure reducer, which comprises a pipeline I and a pipeline II, wherein the pipeline I and the pipeline II are connected through a pressure reducing throttle pipe, a circular plate is fixedly connected in the pressure reducing throttle pipe, a trapezoid groove is formed in the right side of the circular plate, a sleeve is fixedly connected to the center of the right wall in the trapezoid groove, a fixing rod is inserted into the sleeve, a baffle is fixedly connected to the left end of the fixing rod, a spring is sleeved outside the sleeve and the fixing rod, one end of the spring is fixedly connected to the inner right wall of the trapezoid groove, the other end of the spring is fixedly connected to the right wall of the baffle, a plurality of throttling holes are penetrated on the right side of the trapezoid groove, and the pressure reducing throttle pipe is additionally arranged for carrying out secondary pressure reduction on steam subjected to pressure reduction and temperature reduction, so that the steam is kept in an allowable value, the pressure reducing effect of the temperature and pressure reducer is improved, the steam with pressure exceeding a specified value is not generated, the steam is not discharged to the atmosphere, and resources are not wasted. The prior art carries out decompression operation through decompression throttle pipe, plectane, dovetail groove, sleeve, dead lever and spring assembly, but the precision finishing requirement of these materials is higher, and the manufacturing degree of difficulty is big to increased production and maintenance cost, and the spring appears tiring or damaging easily under high temperature high pressure condition, influences the decompression effect, and whole decompression relies on fixed spring and sleeve structure, can't adjust decompression effect in a flexible way according to different operating modes, has restricted holistic adaptability and decompression efficiency. Aiming at the problems, innovative design is urgently needed on the basis of the original temperature and pressure reducer with the porous valve core, so that the temperature and pressure reducer with the porous valve core can be provided for solving the problems well. Disclosure of utility model The utility model aims to provide a temperature and pressure reducer with a porous valve core, which aims to solve the problems that in the prior market, the pressure reducing operation is carried out through a pressure reducing throttle pipe, a circular plate, a trapezoid groove, a sleeve, a fixed rod and a spring assembly, but the precision machining requirements of the materials are high, the manufacturing difficulty is high, the production and maintenance cost is increased, the spring is easy to fatigue or damage under the high-temperature and high-pressure condition, the pressure reducing effect is influenced, the integral pressure reduction depends on the fixed spring and sleeve structure, the pressure reducing effect cannot be flexibly adjusted according to different working conditions, and the integral adaptability and the pressure reducing efficiency are limited. The temperature and pressure reducer with the porous valve core comprises a valve body and a conveying pipeline, wherein the side end of the valve body is connected with the conveying pipeline, a maintenance part is arranged at the bottom of the valve body, a driving part is arranged in the valve body, the valve core is connected under the driving part and positioned in the valve body, two pairs of through holes are symmetrically formed in the valve core, the diameters of the two pairs of through holes are different, and a pressure gauge is arranged on the valve body. Preferably, the conveying pipeline outside is provided with the cooling subassembly, the cooling subassembly is including installing the prote