CN213145478U

CN213145478U - Energy-saving check valve of water circulation system

Info

Publication number: CN213145478U
Application number: CN202022100606.6U
Authority: CN
Inventors: 梅保胜
Original assignee: FUJIAN DEXING ENERGY CONSERVATION TECHNOLOGY CO LTD
Current assignee: FUJIAN DEXING ENERGY CONSERVATION TECHNOLOGY CO LTD
Priority date: 2020-09-23
Filing date: 2020-09-23
Publication date: 2021-05-07
Anticipated expiration: 2030-09-23

Abstract

The utility model discloses an energy-conserving check valve of water circulating system, including the valve body, there is the valve gap on the top of valve body through bolt fixed mounting, and the both sides of valve body are fixed respectively to alternate and are connected with inlet tube and outlet pipe, and the one end of inlet tube and the one end of outlet pipe are fixed the cover respectively and are equipped with two flanges, and the valve plate subassembly is installed to inside one side of valve body, and the valve plate subassembly includes valve clack and rocking arm, and one side of valve clack contacts with the other end of inlet tube, and the top of rocking arm is equipped with the buffering subassembly through the top of round pin axle movable mounting in valve body inner: the valve body of check valve is withstand voltage and is designed as required, and the valve clack of valve plate subassembly adopts withstand voltage 0.3Mpa to 0.6Mpa design, and wherein, closed water circulating system adopts the withstand voltage standard of 0.3Mpa, and open water circulating system adopts the pressure-bearing design according to the check valve is at most, can reduce 2 meters or above play water resistance, practices thrift water pump energy consumption and material for the valve clack.

Description

Energy-saving check valve of water circulation system

Technical Field

The utility model relates to a check valve, in particular to energy-conserving check valve of water circulating system belongs to valve technical field.

Background

The check valve is a valve whose opening and closing piece is a circular valve clack and can produce action by means of its self-weight and medium pressure to block back flow of medium, belonging to the field of automatic valve. The principle of the check valve is that the function of this type of valve is to allow the medium to flow in one direction only and to prevent the flow in the opposite direction. Normally, such valves are self-actuating, in which the flap opens under the action of fluid pressure flowing in one direction and, in the opposite direction, the flap is urged against the valve seat by the fluid pressure and the self-weight of the flap, thereby shutting off the flow.

The play water check valve of the used water pump of traditional water circulating system, the withstand voltage 1.6 Mpa's of main configuration check valve (the withstand voltage 1.0 Mpa's of few adoption check valve), different according to the structure of check valve, its long-term operation back, the resistance is greater than 3 meters usually, be greater than 10 meters individually, the energy consumption is extravagant big, current swing type stagnant water valve does not possess the buffer capacity simultaneously, collide with the inner wall of valve body and wearing and tearing easily when valve clack drives the rocking arm upset under the effect of water impact in the use, service life is greatly shortened.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an energy-conserving check valve of water circulating system to current swing formula stagnant water valve energy consumption that proposes in solving above-mentioned background art is big and do not possess the problem of buffer capacity.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an energy-conserving check valve of water circulating system, includes the valve body, there is the valve gap on the top of valve body through bolt fixed mounting, the both sides of valve body are fixed respectively to alternate and are connected with inlet tube and outlet pipe, the one end of inlet tube and the one end of outlet pipe are fixed the cover respectively and are equipped with two flanges, the valve plate subassembly is installed to the inside one side of valve body, the valve plate subassembly includes valve clack and rocking arm, one side of valve clack contacts with the other end of inlet tube, the top of rocking arm is through the top of round pin axle movable mounting in valve body inner wall one side, the valve clack passes through the bottom of screw fixed mounting in rocking arm one side, the withstand voltage scope of valve clack is 0.

As an optimized technical scheme of the utility model, the valve plate subassembly still includes the sealing washer, the sealing washer is fixed to be arranged in between inlet tube and the valve clack.

As a preferred technical scheme of the utility model, the buffering subassembly includes two backup pads, two the fixed top that sets up at valve body inner wall opposite side of backup pad, two the activity is equipped with the buffer beam between the backup pad.

As a preferred technical scheme of the utility model, two arc spouts, two have been seted up respectively to the inboard of backup pad the inside of arc spout slides respectively and is equipped with two sliders, the both ends of buffer beam respectively with two inboard middle part fixed connection of slider.

As an optimal technical scheme of the utility model, two the top of slider is connected with the top of two arc spout inner walls respectively through two springs.

As a preferred technical scheme of the utility model, the fixed blotter that is equipped with in top of valve body inner wall opposite side, the blotter sets up the bottom in two backup pads, just the position of blotter is corresponding with the position of rocking arm bottom, the position of buffer beam with the rocking arm bottom the position corresponding.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a water circulation system energy-saving check valve, the withstand voltage of the valve body of check valve designs as required, and the valve clack of valve plate subassembly adopts withstand voltage 0.3Mpa to 0.6Mpa design, wherein, closed water circulation system adopts the withstand voltage standard of 0.3Mpa, and open water circulation system adopts the pressure-bearing design according to the check valve is at most, can reduce 2 meters or more play water resistance, practices thrift water pump energy consumption and valve clack material; the buffering pole transmission slider that passes through the buffering subassembly when the valve clack drives the rocking arm upset under the effect of water impact slides in the inside of arc spout, and the elasticity through the spring can play the effect of buffering to the slider this moment, can ensure then that the buffering pole can play the effect of buffering, and the at utmost avoids collision and friction to damage rocking arm or valve body, increase of service life, and the bottom of rocking arm is direct to carry out the secondary buffering with the blotter contact when buffering to the limit, further improves buffer capacity.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic sectional structure of the present invention;

fig. 3 is an enlarged schematic view of a portion a of fig. 2 according to the present invention.

In the figure: 1. a valve body; 2. a valve cover; 3. a water inlet pipe; 4. a water outlet pipe; 5. a flange; 6. a valve plate assembly; 61. a valve flap; 62. a rocker arm; 63. a pin shaft; 64. a seal ring; 7. a buffer assembly; 71. a support plate; 72. an arc-shaped chute; 73. a slider; 74. a buffer rod; 75. a spring; 8. a cushion pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the utility model provides an energy-saving check valve for water circulation system, which comprises a valve body 1, a valve cover 2 is fixedly installed on the top end of the valve body 1 through bolts, a water inlet pipe 3 and a water outlet pipe 4 are fixedly inserted and connected on both sides of the valve body 1 respectively, two flanges 5 are fixedly sleeved on one end of the water inlet pipe 3 and one end of the water outlet pipe 4 respectively, a valve plate assembly 6 is installed on one side inside the valve body 1, the valve plate assembly 6 comprises a valve flap 61 and a rocker arm 62, one side of the valve flap 61 is contacted with the other end of the water inlet pipe 3, the top end of the rocker arm 62 is movably installed on the top of one side of the inner wall of the valve body 1 through a pin shaft 63, the valve flap 61 is fixedly installed on the bottom of one side of the rocker arm 62 through screws, the pressure-resistant range of the valve flap 61 is 0.3Mpa to, the open water circulation system adopts the pressure-bearing design to the greatest extent according to the check valve, can reduce the water output resistance by 2 meters or more, saves the energy consumption of the water pump and the materials for the valve clack 61, and the top of the other side of the inner wall of the valve body 1 is provided with the buffer component 7.

Preferably, the valve plate assembly 6 further comprises a sealing ring 64, the sealing ring 64 is fixedly arranged between the water inlet pipe 3 and the valve clack 61, the sealing performance of the contact surface between the water inlet pipe 3 and the valve clack 61 can be improved through the sealing ring 64, the buffer assembly 7 comprises two supporting plates 71, the two supporting plates 71 are fixedly arranged at the top of the other side of the inner wall of the valve body 1, a buffer rod 74 is movably arranged between the two supporting plates 71, force transmission is carried out through the contact of the buffer rod 74 and the rocker arm 62, two arc-shaped sliding grooves 72 are respectively arranged at the inner sides of the two supporting plates 71, two sliding blocks 73 are respectively arranged in the two arc-shaped sliding grooves 72 in a sliding manner, two ends of the buffer rod 74 are respectively fixedly connected with the middle parts of the inner sides of the two sliding blocks 73, the two sliding blocks 73 can be driven to slide in the two, elasticity through spring 75 can play the effect of buffering to slider 73, then can ensure that buffer rod 74 can play the effect of buffering, the fixed blotter 8 that is equipped with in top of valve body 1 inner wall opposite side, blotter 8 sets up the bottom at two backup pads 71, and the position of blotter 8 is corresponding with the position of rocking arm 62 bottom, the position of buffer rod 74 with the position of rocking arm 62 bottom corresponding, can play the effect of buffering to the bottom of rocking arm 62 through blotter 8, further improve the buffer capacity.

When specifically using, the utility model relates to an energy-conserving check valve of water circulating system, at first install the check valve in suitable position through two flanges 5, in the use, the water is through the inside that inlet tube 3 got into valve body 1, carry out normal transport with valve clack 61 jack-up under the effect of rivers impact, when taking place the backward flow, act on the disk seat by water pressure and valve clack 61's dead weight close valve clack 61, thereby cut off and flow, because the withstand voltage of valve body 1 of check valve designs as required, valve clack 61 of valve plate subassembly 6 adopts withstand voltage 0.3Mpa to 0.6Mpa design, wherein, closed water circulating system adopts the withstand voltage standard of 0.3Mpa, open water circulating system adopts the pressure-bearing design according to the check valve is the biggest, can reduce 2 meters or above water resistance then, practice thrift water pump energy consumption and valve clack 61 materials, in the long-time use, buffer rod 74 transmission slider 73 through buffer unit 7 when valve clack 61 drives the upset of rocking Move, can play the effect of buffering to slider 73 through spring 75's elasticity this moment, can ensure then that buffer rod 74 can play the effect of buffering, and furthest avoids collision and friction to damage rocking arm 62 or valve body 1, increase of service life, and the direct and blotter 8 contact of bottom of rocking arm 62 carries out the secondary buffering when buffering to the limit, further improves the buffer capacity.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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.

Claims

1. The utility model provides an energy-conserving check valve of water circulating system, includes valve body (1), its characterized in that, there is valve gap (2) on the top of valve body (1) through bolt fixed mounting, the both sides of valve body (1) are fixed respectively and alternate and are connected with inlet tube (3) and outlet pipe (4), the one end of inlet tube (3) and the one end of outlet pipe (4) are fixed respectively and are equipped with two flanges (5), valve plate subassembly (6) is installed to the inside one side of valve body (1), valve plate subassembly (6) include valve clack (61) and rocking arm (62), one side of valve clack (61) contacts with the other end of inlet tube (3), the top of rocking arm (62) is through round pin axle (63) movable mounting at the top of valve body (1) inner wall one side, valve clack (61) pass through the bottom of screw fixed mounting in rocking arm (62) one side, the withstand voltage scope of valve clack (, and a buffer component (7) is arranged at the top of the other side of the inner wall of the valve body (1).

2. The energy-saving check valve of a water circulation system as claimed in claim 1, wherein: the valve plate assembly (6) further comprises a sealing ring (64), and the sealing ring (64) is fixedly arranged between the water inlet pipe (3) and the valve clack (61).

3. The energy-saving check valve of a water circulation system as claimed in claim 1, wherein: the buffer component (7) comprises two supporting plates (71), the two supporting plates (71) are fixedly arranged at the top of the other side of the inner wall of the valve body (1), and a buffer rod (74) is movably arranged between the two supporting plates (71).

4. The energy-saving check valve of a water circulation system according to claim 3, wherein: two arc-shaped sliding grooves (72) are formed in the inner sides of the two supporting plates (71) respectively, two sliding blocks (73) are arranged in the arc-shaped sliding grooves (72) in a sliding mode respectively, and two ends of the buffer rod (74) are fixedly connected with the inner middle portions of the two sliding blocks (73) respectively.

5. The energy-saving check valve of a water circulation system according to claim 4, wherein: the tops of the two sliding blocks (73) are respectively connected with the top ends of the inner walls of the two arc-shaped sliding grooves (72) through two springs (75).

6. The energy-saving check valve of a water circulation system according to claim 3, wherein: the top of the other side of the inner wall of the valve body (1) is fixedly provided with a cushion pad (8), the cushion pad (8) is arranged at the bottoms of the two supporting plates (71), the position of the cushion pad (8) corresponds to the position of the bottom end of the rocker arm (62), and the position of the buffer rod (74) corresponds to the position of the bottom of the rocker arm (62).