CN214999651U

CN214999651U - Pressure reducing valve for heat supply network pipeline

Info

Publication number: CN214999651U
Application number: CN202120614611.0U
Authority: CN
Inventors: 黄燕; 杨芳; 章虎林
Original assignee: Wuxi Huayi Electric Power Valve Co ltd
Current assignee: Wuxi Huayi Electric Power Valve Co ltd
Priority date: 2021-03-26
Filing date: 2021-03-26
Publication date: 2021-12-03
Anticipated expiration: 2031-03-26

Abstract

The utility model relates to a relief pressure valve technical field just discloses a relief pressure valve for heat supply network pipeline. A pressure reducing valve for a heat supply network pipeline comprises a pressure reducing valve main body and a fastening bolt, wherein a water inlet is formed in the left side of the pressure reducing valve main body, a water outlet is formed in the right side of the pressure reducing valve main body, structural connecting discs are arranged at the top and the bottom of the pressure reducing valve main body, an upper valve body is arranged at the top of each structural connecting disc at the top, and a rotating mechanism is fixedly connected to the bottom of each structural connecting disc at the bottom; the utility model discloses a set up the movable sleeve that the cover was established on the mounting panel surface, cooperation positioning bolt and locating hole to can adjust the distance between two first mounting panels in bottom and the second mounting panel, thereby further improve the flexibility and the stability of installation mechanism installation, set up the strengthening rib through the one side that is close to each other at two first mounting panels, further improve installation mechanism's supporting effect and stability.

Description

Pressure reducing valve for heat supply network pipeline

Technical Field

The utility model relates to a relief pressure valve technical field specifically is a relief pressure valve for heat supply network pipeline.

Background

The pressure reducing valve is a valve which can automatically keep the outlet pressure stable by regulating the inlet pressure to a certain required outlet pressure and depending on the energy of a medium, the pressure reducing valve is a throttling element with changeable local resistance, namely, the flow rate and the kinetic energy of fluid are changed by changing the throttling area, so that different pressure losses are caused, the purpose of pressure reduction is achieved, and then the fluctuation of the pressure behind the valve is balanced with the spring force by depending on the regulation of a control and regulation system, so that the pressure behind the valve is kept constant within a certain error range.

The existing large-flow pressure reducing valve has certain defects when in use, because the flow volume of fluid in the large-flow pressure valve per second is large, the gravity borne by the valve body is also large, the valve body is not well supported, the force borne by the joint of the valve body and a pipeline is large, the pressure valve is easily damaged, certain adverse effects are caused, and certain influences are brought to the use process of people.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a relief pressure valve for heat supply network pipeline reaches the purpose of mentioning in the solution background art.

In order to achieve the above object, the utility model provides a following technical scheme: a pressure reducing valve for a heat supply network pipeline comprises a pressure reducing valve main body and a fastening bolt, wherein a water inlet is formed in the left side of the pressure reducing valve main body, a water outlet is formed in the right side of the pressure reducing valve main body, structural connecting discs are arranged at the top and the bottom of the pressure reducing valve main body, an upper valve body is arranged at the top of each structural connecting disc at the top, and a rotating mechanism is fixedly connected to the bottom of each structural connecting disc at the bottom;

slewing mechanism includes bull stick, gear, carousel, arc rack, threaded rod, the top and the structural connection dish fixed connection of bull stick, the bull stick runs through the top of carousel and rotates with the carousel through the bearing to be connected, the gear housing is established on the surface of bull stick, one side and the threaded rod of arc rack rotate to be connected, the one end that the arc rack was kept away from to the threaded rod runs through the carousel and passes through threaded connection with the carousel, the bottom fixedly connected with installation mechanism of carousel.

Preferably, the middle part of carousel is provided with the activity groove, arc rack and gear all set up in the inside of activity groove, are convenient for fix carousel pivoted direction through the cooperation of arc rack and gear, are convenient for adjust the installation angle of relief pressure valve according to actual demand, improve the flexibility of relief pressure valve installation.

Preferably, installation mechanism includes mounting panel, movable sleeve, first mounting panel, second mounting panel, the top and the carousel fixed connection of mounting panel, the surface at the mounting panel is established to the movable sleeve, first mounting panel fixed mounting is in the bottom of movable sleeve, one side and the first mounting panel fixed connection of second mounting panel are convenient for carry out fixed mounting to the relief pressure valve through setting up of installation mechanism to avoid the relief pressure valve too big at the inside atress in the use, improve the holistic life of relief pressure valve.

Preferably, the quantity of movable sleeve is two, and two the movable sleeve sets up respectively in the left and right sides of mounting panel, two the front of movable sleeve all is provided with positioning bolt, positioning bolt passes through threaded connection with the movable sleeve, and the distance between two first mounting panels and the second mounting panel is convenient for adjust through controlling two movable sleeve cooperation positioning bolt when the installation to fix the relief pressure valve in the position of difference, further improve the flexibility of relief pressure valve installation.

Preferably, the front surface of the mounting plate is provided with a positioning hole, the positioning bolt penetrates through the movable sleeve and is in threaded connection with the hole wall of the positioning hole, and a plurality of groups of positioning holes are arranged on the left side and the right side of the front surface of the mounting plate, so that the movable sleeve can be fixed at different positions through the positioning bolt, and the distance between the two first mounting plates and the second mounting plate at the bottom can be adjusted.

Preferably, two first mounting panel is L type setting, two second mounting panel fixed mounting is two one side that first mounting panel is close to each other, just the surface of first mounting panel and second mounting panel all is provided with the mounting hole, and first mounting panel and the second mounting panel collocation through the L type carry out the aggregate erection for the decompression is convenient for install in the position of multiple difference, not only improves the installation effectiveness, can also ensure the stability of installation, and then carries out good supporting effect to the relief pressure valve.

Preferably, two one side that first mounting panel is close to each other all is provided with the strengthening rib, the strengthening rib is the slope setting, through the setting of strengthening rib, improves the intensity of first mounting panel, further ensures the stability and the life of relief pressure valve installation.

The utility model provides a relief pressure valve for heat supply network pipeline. The method has the following beneficial effects:

(1) the utility model discloses a set up the adjustment of slewing mechanism convenience in the direction of advance to the installation mechanism of bottom, so that make corresponding adjustment to installation mechanism according to actual conditions at any time, thereby improve the flexibility of decompression installation, when needs carry out the adjustment of direction to installation mechanism, at first anticlockwise rotation threaded rod, make arc rack and gear keep away from each other, thereby make the bull stick break away from the restriction of arc rack, alright rotation bottom installation mechanism this moment, until when adjusting to required position, clockwise rotation threaded rod this moment, make arc rack and gear engagement, it dies to make it lock the bull stick, cooperation through gear and arc rack can carry out each different turned angle to installation mechanism and fix the lock and die, improve the pivoted convenience greatly.

(2) The utility model discloses a set up the movable sleeve that the cover was established on the mounting panel surface, cooperation positioning bolt and locating hole to can adjust the distance between two first mounting panels in bottom and the second mounting panel, thereby further improve the flexibility and the stability of installation mechanism installation, set up the strengthening rib through the one side that is close to each other at two first mounting panels, further improve installation mechanism's supporting effect and stability.

Drawings

FIG. 1 is an overall structure diagram of the present invention;

FIG. 2 is a schematic view of the partial front view structure of the present invention;

FIG. 3 is a schematic view of the partial front view cross-sectional structure of the present invention;

fig. 4 is a schematic view of the top-view cross-sectional structure of the rotating mechanism of the present invention.

In the figure: 1, a pressure reducing valve body, 2, a water inlet, 3, a water outlet, 4 structural connecting discs, 5 fastening bolts, 6 upper valve bodies, 7 rotating mechanisms, 701 rotating rods, 702 gears, 703 rotating discs, 704 movable grooves, 705 arc-shaped racks, 706 threaded rods, 8 mounting mechanisms, 801 mounting plates, 802 movable sleeves, 803 positioning bolts, 804 positioning holes, 805 first mounting plates, 806 second mounting plates, 807 reinforcing ribs and 808 mounting holes.

Detailed Description

As shown in fig. 1-4, the utility model provides a technical solution: a pressure reducing valve for a heat supply network pipeline comprises a pressure reducing valve main body 1 and fastening bolts 5, wherein a water inlet 2 is formed in the left side of the pressure reducing valve main body 1, a water outlet 3 is formed in the right side of the pressure reducing valve main body 1, structural connection discs 4 are arranged at the top and the bottom of the pressure reducing valve main body 1, an upper valve body 6 is arranged at the top of each top structural connection disc 4, and a rotating mechanism 7 is fixedly connected to the bottom of each bottom structural connection disc 4;

the rotating mechanism 7 comprises a rotating rod 701, a gear 702, a rotating disc 703, an arc-shaped rack 705 and a threaded rod 706, the top end of the rotating rod 701 is fixedly connected with the structural connecting disc 4, the rotating rod 701 penetrates through the top of the rotating disc 703 and is rotatably connected with the rotating disc 703 through a bearing, the gear 702 is sleeved on the surface of the rotating rod 701, one side of the arc-shaped rack 705 is rotatably connected with the threaded rod 706, a movable groove 704 is arranged in the middle of the rotating disc 703, the arc-shaped rack 705 and the gear 702 are both arranged in the movable groove 704, one end of the threaded rod 706, which is far away from the arc-shaped rack 705, penetrates through the rotating disc 703 and is in threaded connection with the rotating disc 703, direction adjustment of the bottom mounting mechanism 8 is facilitated by arranging the rotating mechanism 7, so that corresponding adjustment can be performed on the mounting mechanism 7 at any time according to actual conditions, thereby improving flexibility of pressure reduction mounting, when direction adjustment needs to be performed on the mounting mechanism 8, firstly, the threaded rod 706 is rotated anticlockwise to enable the arc-shaped rack 705 and the gear 702 to be away from each other, so that the rotating rod 701 is separated from the limit of the arc-shaped rack 705, at this time, the bottom mounting mechanism 8 can be rotated until the required position is adjusted, at this time, the threaded rod 706 is rotated clockwise to enable the arc-shaped rack 705 to be meshed with the gear 702, so that the rotating rod 701 is locked, the mounting mechanism 8 can be fixedly locked at different rotating angles through the matching of the gear 702 and the arc-shaped rack 705, the convenience of rotation is greatly improved, the bottom of the rotating disc 703 is fixedly connected with the mounting mechanism 8, the mounting mechanism 8 comprises a mounting plate 801, a movable sleeve 802, a first mounting plate 805 and a second mounting plate 806, the top of the mounting plate 801 is fixedly connected with the rotating disc 703, the movable sleeve 802 is sleeved on the surface of the mounting plate 801, the number of the movable sleeves 802 is two, and the two movable sleeves 802 are respectively arranged on the left side and the right side of the mounting plate 801, the front surfaces of the two movable sleeves 802 are respectively provided with a positioning bolt 803, the positioning bolt 803 is in threaded connection with the movable sleeve 802, the front surface of the mounting plate 801 is provided with a positioning hole 804, the positioning bolt 803 penetrates through the movable sleeve 802 and is in threaded connection with the hole wall of the positioning hole 804, a first mounting plate 805 is fixedly mounted at the bottom of the movable sleeve 802, one side of a second mounting plate 806 is fixedly connected with a first mounting plate 805, the two first mounting plates 805 are both in L-shaped arrangement, the two second mounting plates 806 are fixedly mounted at the mutually close sides of the two first mounting plates 805, the surfaces of the first mounting plates 805 and the second mounting plates 806 are respectively provided with a mounting hole 808, the mutually close sides of the two first mounting plates 805 are respectively provided with a reinforcing rib 807 which is arranged in an inclined manner, the distance between the two first mounting plates 805 and the second mounting plates 806 at the bottom can be adjusted by arranging the movable sleeve 802 which is sleeved on the surface of the mounting plate 801 and matching with the positioning bolt 803 and the positioning hole 804, thereby further improving the flexibility and stability of the mounting mechanism 8 and further improving the supporting effect and stability of the mounting mechanism 8 by providing the reinforcing ribs 807 on the side where the two first mounting plates 805 are close to each other.

The working principle is as follows: the rotating mechanism 7 is arranged to facilitate the adjustment of the direction of the bottom mounting mechanism 8, so that the corresponding adjustment can be performed on the mounting mechanism 7 at any time according to the actual situation, the flexibility of decompression mounting is improved, when the direction of the mounting mechanism 8 needs to be adjusted, the threaded rod 706 is rotated anticlockwise firstly, the arc-shaped rack 705 and the gear 702 are far away from each other, the rotating rod 701 is separated from the limit of the arc-shaped rack 705, the bottom mounting mechanism 8 can be rotated at the moment, until the required position is adjusted, the threaded rod 706 is rotated clockwise at the moment, the arc-shaped rack 705 is meshed with the gear 702, the rotating rod 701 is locked, the mounting mechanism 8 can be fixedly locked at different rotating angles through the matching of the gear 702 and the arc-shaped rack 705, and the convenience of rotation is greatly improved; in the installation mechanism 8, the distance between two first installation plates 805 at the bottom and the second installation plate 806 can be adjusted by arranging the movable sleeve 802 sleeved on the surface of the installation plate 801 and matching the positioning bolt 803 and the positioning hole 804, so that the installation flexibility and stability of the installation mechanism 8 are further improved, and the supporting effect and stability of the installation mechanism 8 are further improved by arranging the reinforcing rib 807 at one side where the two first installation plates 805 are close to each other.

Claims

1. The utility model provides a relief pressure valve for heat supply network pipeline, includes relief pressure valve main part (1) and fastening bolt (5), its characterized in that: a water inlet (2) is formed in the left side of the pressure reducing valve main body (1), a water outlet (3) is formed in the right side of the pressure reducing valve main body (1), structural connecting discs (4) are arranged at the top and the bottom of the pressure reducing valve main body (1), an upper valve body (6) is arranged at the top of the structural connecting disc (4) at the top, and a rotating mechanism (7) is fixedly connected to the bottom of the structural connecting disc (4) at the bottom;

slewing mechanism (7) include bull stick (701), gear (702), carousel (703), arc rack (705), threaded rod (706), the top and structural connection dish (4) fixed connection of bull stick (701), bull stick (701) run through the top of carousel (703) and rotate through bearing and carousel (703) and be connected, the surface at bull stick (701) is established in gear (702), one side and threaded rod (706) of arc rack (705) rotate to be connected, the one end that arc rack (705) were kept away from in threaded rod (706) runs through carousel (703) and passes through threaded connection with carousel (703), the bottom fixedly connected with installation mechanism (8) of carousel (703).

2. The pressure reducing valve for a heat supply network pipeline according to claim 1, wherein: the middle part of the rotating disc (703) is provided with a movable groove (704), and the arc-shaped rack (705) and the gear (702) are both arranged inside the movable groove (704).

3. The pressure reducing valve for a heat supply network pipeline according to claim 1, wherein: installation mechanism (8) are including mounting panel (801), movable sleeve (802), first mounting panel (805), second mounting panel (806), the top and carousel (703) fixed connection of mounting panel (801), the surface at mounting panel (801) is established to movable sleeve (802), first mounting panel (805) fixed mounting is in the bottom of movable sleeve (802), one side and first mounting panel (805) fixed connection of second mounting panel (806).

4. The pressure reducing valve for a heat supply network pipeline according to claim 3, wherein: the quantity of movable sleeve (802) is two, and two movable sleeve (802) set up respectively in the left and right sides of mounting panel (801), two the front of movable sleeve (802) all is provided with positioning bolt (803), positioning bolt (803) pass through threaded connection with movable sleeve (802).

5. The pressure reducing valve for a heat supply network pipeline according to claim 4, wherein: the front surface of the mounting plate (801) is provided with a positioning hole (804), and the positioning bolt (803) penetrates through the movable sleeve (802) and is in threaded connection with the hole wall of the positioning hole (804).

6. The pressure reducing valve for a heat supply network pipeline according to claim 4, wherein: two first mounting panel (805) are the L type setting, two second mounting panel (806) fixed mounting is in two one side that first mounting panel (805) are close to each other, just the surface of first mounting panel (805) and second mounting panel (806) all is provided with mounting hole (808).

7. The pressure reducing valve for a heat supply network pipeline according to claim 5, wherein: two one side that first mounting panel (805) are close to each other all is provided with strengthening rib (807), strengthening rib (807) are the slope setting.