CN218152364U - Novel stop valve casting - Google Patents

Abstract

The utility model discloses a novel stop valve foundry goods, including the stop valve body, the left and right sides of stop valve body is equipped with water inlet and delivery port respectively, be equipped with hypo-chamber and high chamber in the stop valve body, the high chamber sets up and communicates directly over the hypo-chamber and each other, the hypo-chamber is equipped with the groove with the intercommunication department in high chamber, water inlet and hypo-chamber intercommunication, delivery port and high chamber intercommunication, the top center department in high chamber is equipped with the port, install the valve gap on the last port, the valve gap includes the valve gap body, the valve rod, valve clack and swiveling wheel, the perpendicular threaded connection of center department of valve gap body has the valve rod, install with groove assorted valve clack in the bottom surface of valve rod, the swiveling wheel is installed to the top surface of valve rod, be equipped with alarm device in the valve gap, through alarm device, make the more audio-visual discovery of user leak, thereby make the user change the part of wearing and tearing.

Description

Novel stop valve casting

Technical Field

The utility model relates to a stop valve field, specific novel stop valve casting that says so.

Background

The stop valve is a valve which can block the medium flow by applying pressure to the valve clack and forcing the sealing surface not to leak, the opening and closing part of the stop valve is a plug-shaped valve clack, the upper surface of the seal is a plane or a conical surface, the valve clack makes linear motion along the central line of the valve seat, the existing stop valve usually realizes the cut-off and throttling through the valve clack and the sealing surface of the stop valve body when in work, the back-and-forth friction between the valve clack and the sealing surface and the impact of the medium in the valve can be caused, so that a gap can be generated between the valve clack and the sealing surface of the stop valve, the complete seal can not be ensured, because the valve clack is arranged in the stop valve, a user can not observe the abrasion condition of the valve clack, the gap can be found only after seeing water leakage, and the gap can not be found in advance.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a novel stop valve casting to prior art not enough.

The utility model provides a technical scheme that its technical problem adopted is: including the stop valve body, the left and right sides of stop valve body is equipped with water inlet and delivery port respectively, be equipped with low chamber and high chamber in the stop valve body, the high chamber sets up the low chamber just communicates mutually directly over, the low chamber with the intercommunication department in high chamber is equipped with the groove, the water inlet with the low chamber intercommunication, the delivery port with the high chamber intercommunication, the top center department in high chamber is equipped with the port, install the valve gap on the port, the valve gap includes valve gap body, valve rod, valve clack and swiveling wheel, the center department perpendicular threaded connection of valve gap body has the valve rod, the bottom surface of valve rod install with groove assorted valve clack, the swiveling wheel is installed to the top surface of valve rod, be equipped with alarm device in the valve gap.

Further, alarm device includes wire, alarm lamp and power supply unit, the alarm lamp is installed the top surface of swiveling wheel, power supply unit installs in the swiveling wheel, the inside pilot hole that is equipped with of valve rod, the wire is installed in the pilot hole, the outer wall of valve clack is equipped with the annular, install first metal contact in the annular, the delivery port with install second metal contact in the passageway between the high chamber, the wire the alarm lamp power supply unit first metal contact with constitute closed circuit between the second metal contact.

Further, the valve clack include valve clack and lower valve clack, the thickness of valve clack down with the thickness of groove is unanimous, the annular sets up on the valve clack.

Furthermore, the outer wall of the valve clack is uniformly provided with a water chute, the lower end face of the water chute penetrates through the bottom face of the lower valve clack, the upper end face of the water chute does not penetrate through the top face of the valve clack, and sealing rubber is bonded on the outer surface of the valve clack.

Furthermore, the bottom surface of the low cavity of the stop valve body is smooth and has no concave cavity, and the bottom surface of the high cavity of the stop valve body is smooth and has no concave cavity.

Further, the angle of the groove is 30-35 degrees.

The utility model has the advantages that:

1. through the alarm device, a user can more intuitively find that the valve clack and the groove are not tightly closed, so that the user is reminded to replace worn parts;

2. the bottom surface through low chamber is smooth-going not have the cavity, and the bottom surface in the high chamber of stop valve body is smooth-going not have the cavity, and the smooth-going no cavity in low chamber, no dead angle can effectively avoid the interior cavity of stop valve body to remain medium liquid to can stop keeping somewhere of impurity, make the liquid flow in the stop valve more unobstructed.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the valve rod, valve clack and rotary wheel of the present invention.

Fig. 3 is an enlarged view of the position a of the present invention.

Description of reference numerals: 1. stop valve body, 2, water inlet, 3, delivery port, 4, valve gap body, 5, last port, 6, low chamber, 7, high chamber, 8, valve rod, 9, groove, 10, valve clack, 101, last valve clack, 102, lower valve clack, 11, alarm device, 12, swiveling wheel, 13, wire, 14, alarm lamp, 15, power supply unit, 16, sealing rubber, 17, pilot hole, 18, annular, 19, guiding gutter, 20, first metal contact, 21, second metal contact.

Detailed Description

The invention will be further described with reference to specific examples, which are intended to be illustrative only and not to limit the scope of the invention. Furthermore, it should be understood that various changes and modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and such equivalents also fall within the scope of the appended claims.

Referring to fig. 1, fig. 2 and fig. 3, the utility model discloses a schematic structural diagram, a novel stop valve casting, the left and right sides of stop valve body 1 is equipped with water inlet 2 and water outlet 3 respectively, be equipped with low chamber 6 and high chamber 7 in the stop valve body 1, high chamber 7 sets up directly over low chamber 6 and communicates each other, the department that communicates low chamber 6 and high chamber 7 is equipped with groove 9, the angle of groove 9 is 30 ° -35 °, make the sealed effect better, water inlet 2 communicates with low chamber 6, water outlet 3 communicates with high chamber 7, the top center department of high chamber 7 is equipped with upper port 5, install the valve gap on upper port 5, the valve gap is for dismantling, conveniently go out, in order to change the damaged part, the valve gap includes valve gap body 4, valve rod 8, valve flap 10 and swiveling wheel 12, the perpendicular threaded connection in the center department of valve gap body 4 has valve rod 8, be equipped with the sealing member between valve rod 8 and the valve gap body 4, for prior art, it is not repeated here, the bottom surface of 8 is equipped with groove 10 that the valve flap 12 matches with groove 9, the top surface of valve rod 8 is equipped with swiveling wheel 12, make valve flap 12, make valve rod and valve gap 10 closely laminate in the valve body and the valve body 11, thereby the liquid closely laminating device that the valve body is equipped with the alarm, thereby the valve body, thus the alarm device that the valve body is equipped with in the stop valve body 1;

the outer surface of the valve flap 10 is bonded with a sealing rubber 16, the outer wall of the valve flap 10 is uniformly provided with a water chute 19, the water chute 19 penetrates through the annular groove 18, so that liquid can flow into the annular groove 18 through the water chute 19, the lower end surface of the water chute 19 penetrates through the bottom surface of the lower valve flap 102, so that water can flow into the annular groove 18 through the water chute 19, the upper end surface of the water chute 19 does not penetrate through the top surface of the valve flap 10, the valve flap 10 comprises an upper valve flap 101 and a lower valve flap 102, the thickness of the lower valve flap 102 is consistent with that of a groove 9, so that the lower valve flap 102 can be completely inserted into the groove 9, a sealing surface is larger, and a sealing effect is ensured, the alarm device 11 comprises a lead 13, an alarm lamp 14, a power supply device 15, a first metal contact piece 20 and a second metal contact piece 21, the alarm lamp 14 is arranged on the top surface of the rotating wheel 12, the power supply device 15 is arranged in the rotating wheel 12, a pilot hole 17 is arranged in the valve rod 8, the outer wall of the upper valve flap 101 is provided with an annular groove 18, the upper valve flap 101 is not contacted with the groove 9, so that friction between the groove 9 and the first metal contact piece 20 is prevented, the first metal contact piece 20 is pulled off, the lead 13 is installed in the assembly hole 17, the first metal contact piece 20 is installed in the annular groove 18 and is connected with the alarm lamp 14 through the lead 13, the alarm lamp 14, the power supply device 15, the first metal contact piece 20 and the second metal contact piece 21 form a closed circuit, the power supply device 15 is a power supply below 36V and is used for preventing damage to operation, when no gap exists between the valve flap 10 and the groove 9, water does not leak at the moment, no water passes between the first metal contact piece 20 and the second metal contact piece 21 at the moment, the alarm lamp cannot be lighted, when a gap is generated between the valve flap 10 and the groove 9, liquid flows onto the second metal contact piece 21 through the gap, so that a closed circuit is formed between the first metal contact piece 20 and the second metal contact piece 21, causing the alarm lamp 14 to light, reminding the user to remove the valve cover and replace the worn joint part;

the bottom surface of the low cavity of the stop valve body is smooth and has no concave cavity, the bottom surface of the high cavity of the stop valve body is smooth and has no concave cavity, the low cavity is smooth and has no concave cavity and no dead angle, and the residual medium liquid in the cavity in the stop valve body can be effectively avoided, so that the retention of impurities can be avoided, meanwhile, the polishing treatment of the cavity wall of the cavity in the stop valve body can be facilitated, and the requirement that the cavity wall of the cavity in the stop valve body needs to be polished can be met;

the utility model discloses the during operation, rotate swiveling wheel 12, make valve rod 12 reciprocate, make valve clack 10 and groove closely laminate, thereby cut off the flow of liquid, when there is not the clearance between valve clack 10 and groove 9, no water is leaked this moment, so do not have water to pass through between first metal contact 20 and the second metal contact 21, the alarm lamp can not light, when producing the gap between valve clack 10 and groove 9, liquid passes through gap department and flows on the second metal contact 21, thereby form closed circuit between messenger's first metal contact 20 and the second metal contact 21, cause alarm lamp 14 to light, remind the part of pulling down user's valve gap change wearing and tearing.

Claims (6)

1. A novel stop valve casting, includes stop valve body (1), its characterized in that: the left and right sides of stop valve body (1) is equipped with water inlet (2) and delivery port (3) respectively, be equipped with hypomere (6) and high chamber (7) in stop valve body (1), high chamber (7) set up communicate directly over hypomere (6) and each other, hypomere (6) with the intercommunication department of high chamber (7) is equipped with groove (9), water inlet (2) with hypomere (6) intercommunication, delivery port (3) with high chamber (7) intercommunication, the top center department of high chamber (7) is equipped with port (5), install the valve gap on last port (5), the valve gap includes valve gap body (4), valve rod (8), valve clack (10) and swiveling wheel (12), the center department perpendicular threaded connection of valve gap body (4) has valve rod (8), the bottom surface of valve rod (8) install with groove (9) assorted valve clack (10), swivel wheel (12) are installed to the top surface of valve rod (8), be equipped with alarm device (11) in the valve gap.

2. A novel stop valve casting according to claim 1, wherein: alarm device (11) are including wire (13), alarm lamp (14) and power supply unit (15), alarm lamp (14) are installed the top surface of swiveling wheel (12), power supply unit (15) are installed in swiveling wheel (12), inside pilot hole (17) that is equipped with of valve rod (8), wire (13) are installed in pilot hole (17), the outer wall of valve clack (10) is equipped with annular (18), install first metal contact (20) in annular (18), delivery port (3) with install second metal contact (21) in the passageway between high chamber (7), wire (13) alarm lamp (14) power supply unit (15) first metal contact (20) with constitute closed circuit between second metal contact (21).

3. A novel stop valve casting according to claim 2, wherein: the valve clack (10) comprises an upper valve clack (101) and a lower valve clack (102), the thickness of the lower valve clack (102) is consistent with that of the groove (9), and the annular groove (18) is formed in the upper valve clack (101).

4. A novel stop valve casting according to claim 3, wherein: the outer wall of the valve clack (10) is uniformly provided with water guide grooves (19), the lower end face of each water guide groove (19) penetrates through the bottom face of the lower valve clack (102), the upper end face of each water guide groove (19) does not penetrate through the top face of the valve clack (10), and sealing rubber (16) is bonded on the outer surface of the valve clack (10).

5. A novel stop valve casting as claimed in claim 1, wherein: the bottom surface of the low cavity (6) of the stop valve body is smooth and has no concave cavity, and the bottom surface of the high cavity (7) of the stop valve body is smooth and has no concave cavity.

6. A novel stop valve casting as claimed in claim 1, wherein: the angle of the groove (9) is 30-35 degrees.

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