CN218440893U

CN218440893U - Valve timing closing device

Info

Publication number: CN218440893U
Application number: CN202222754120.3U
Authority: CN
Inventors: 张群; 江梦颖; 曾清源
Original assignee: Fujian General Valve Co ltd
Current assignee: Fujian General Valve Co ltd
Priority date: 2022-10-19
Filing date: 2022-10-19
Publication date: 2023-02-03
Anticipated expiration: 2032-10-19

Abstract

The utility model discloses a can regularly close valve gear, including seal box and complementary unit, the inboard middle part of seal box is provided with the control mechanism who is used for opening and close control, is used for manual control complementary unit sets up in control mechanism's top one side, and is provided with the combined mechanism who is used for the combination separation below control mechanism's inside, the below is connected with the circulation mechanism who is used for sensitive lubrication on one side of seal box. This can regularly close valve gear, compare with current device, through servo motor and reducing gear box, it is controlled by control circuit, can wait time and accurate rotation, thereby can control the rotation of driving gear, circuit control sets up the back with pivoted time signal when using, through cooperation gear and valve rod, can transmit the turning force of driving gear, thereby can utilize the valve rod to drive the valve and carry out the timing and close work, this simple structure, it is comparatively convenient to set up and use.

Description

Valve timing closing device

Technical Field

The utility model relates to a timing valve closing device technical field specifically is a can timing valve closing device.

Background

The valve is a control part in a fluid conveying system and has the functions of stopping, adjusting, guiding, preventing counter flow, stabilizing pressure, shunting or overflowing and relieving pressure and the like. Valves used in fluid control systems, however, some valves are inadvertently left closed during use, requiring timed closing of the valve assembly to assist in closing to avoid unnecessary waste.

For example, in an intelligent device with a timed valve closing application number of CN201821602484.7, a valve replacement toggle button is sleeved on a gas valve sleeve button, and the valve replacement toggle button is communicated with a gas valve; the gear rotating device is provided with a rotating gear, the driving motor is provided with a motor driving gear, and the rotating gear is clamped with the motor driving gear; the rear side wall of the shell is connected with a mounting assembly. This product has the function of timing closing, remote alarm, has solved people and has forgotten the problem of closing the valve, has avoided dangerous emergence, nevertheless still exists during this case uses, does not have protective structure to the easy emergence wearing and tearing of inner work structure when using for a long time and the precision that leads to controlling descends.

In view of the above, it is an object of the present invention to provide a valve device that can be closed at a fixed time by improving the conventional structure and drawbacks.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can close valve gear regularly to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a can regularly close valve gear, includes seal box and complementary unit, the inboard middle part of seal box is provided with the control mechanism who is used for opening and close control, is used for manual control complementary unit sets up in control mechanism's top one side, and is provided with the combined mechanism who is used for the combination separation below control mechanism's inside, one side top and bottom of seal box are connected with the circulation mechanism that is used for sensitive lubrication, and circulate the mechanism and include filling opening, first sealed lid, leakage fluid dram, metal bending tube and the sealed lid of second, the top mid-mounting of filling opening has first sealed lid, and the opposition side of filling opening is provided with the leakage fluid dram, below one side of leakage fluid dram is connected with metal bending tube, and the front end mid-mounting of metal bending tube has the sealed lid of second.

Furthermore, the control mechanism comprises a driving gear and a reduction gearbox, and the reduction gearbox is arranged at the bottom of the driving gear.

Furthermore, the control mechanism further comprises a servo motor, and the servo motor is installed on one side above the reduction gearbox.

Furthermore, the control mechanism further comprises a matching gear and a valve rod, the matching gear is connected to one side of the driving gear in a meshed mode, and the valve rod is connected to the middle of the lower portion of the matching gear.

Furthermore, the auxiliary mechanism comprises a stretching rod and a bearing seat, and the bearing seat is arranged in the middle of the lower portion of the stretching rod.

Further, the auxiliary mechanism further comprises an extension spring, and the extension spring is arranged above the outer part of the extension rod.

Furthermore, the combined mechanism comprises an inserting rod and sliding rails, and the sliding rails are fixed in the middle of two sides of the inserting rod.

Compared with the prior art, the utility model provides a can regularly close valve device possesses following beneficial effect: this valve timing closing device, it is comparatively convenient to use, and is difficult to appear damaging to nimble convenience that can be more during the use not only receives the influence of electric power, can protect simultaneously, avoids taking place wearing and tearing and leads to the precision decline of control.

1. The utility model discloses a servo motor and reducing gear box, it is controlled by control circuit, can carry out the rotation of equal time and accuracy to can control the rotation of driving gear, after circuit control has set up the time signal of rotation when using, through cooperation gear and valve rod, can transmit the turning force of driving gear, thereby can utilize the valve rod to drive the valve and carry out the timing closing work, this simple structure, it is comparatively convenient to set up and use, and be difficult to appear damaging;

2. the utility model discloses a stretching rod can utilize grafting pole and slide rail to lift the driving gear when the circuit aspect of device breaks down, breaks away from the reducing gear box, then utilizes the bearing frame to rotate the stretching rod to can carry out manual twisting and move and rotate, so that can be more nimble convenient when the device uses, not only receive the influence of electric power;

3. the utility model discloses a filling opening and first sealed lid can be to adding lubricating oil in the seal box to can carry out the submergence to the inside mechanical motion mechanism of seal box and lubricate, through leakage fluid dram, metal bending pipe and the sealed lid of second, can replace lubricating oil discharge after the use, thereby can protect when the device is long-time during operation, avoid taking place wearing and tearing and lead to the precision of control to descend.

Drawings

Fig. 1 is a schematic view of an overall front view internal structure of a valve device capable of closing the valve at regular time according to the present invention;

fig. 2 is an enlarged schematic structural view of the valve device of the present invention at a point a in fig. 1;

fig. 3 is a schematic view of a three-dimensional structure of a liquid outlet of a valve device capable of being closed at regular time according to the present invention.

In the figure: 1. sealing the box; 2. a control mechanism; 201. a driving gear; 202. a reduction gearbox; 203. a servo motor; 204. a mating gear; 205. a valve stem; 3. an auxiliary mechanism; 301. a stretching rod; 302. a bearing seat; 303. an extension spring; 4. a combination mechanism; 401. a plug rod; 402. a slide rail; 5. a circulation mechanism; 501. a liquid filling port; 502. a first sealing cover; 503. a liquid discharge port; 504. a metal bent tube; 505. a second sealing cover.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the drawings and examples. The following examples are provided to illustrate the invention but are not intended to limit the scope of the invention.

As shown in fig. 1, a valve device capable of closing a valve at a fixed time, which includes a seal box 1 and an auxiliary mechanism 3, a control mechanism 2 for opening and closing control is disposed in the middle of the inner side of the seal box 1, the control mechanism 2 includes a driving gear 201 and a reduction gearbox 202, the reduction gearbox 202 is disposed at the bottom of the driving gear 201, the control mechanism 2 further includes a servo motor 203, the servo motor 203 is mounted on one side above the reduction gearbox 202, the control mechanism 2 further includes a mating gear 204 and a valve rod 205, the mating gear 204 is engaged with one side of the driving gear 201, and the valve rod 205 is connected to the middle of the lower portion of the mating gear 204, the servo motor 203 and the reduction gearbox 202 are controlled by a control circuit, can rotate at equal time and precisely, so as to control the rotation of the driving gear 201, and when in use, after a time signal for rotation is set by the circuit control, the rotation force of the driving gear 201 can be transmitted through the mating gear 204 and the valve rod 205, so that the valve can be driven by the valve rod 205 to close the valve at a fixed time, which is simple in structure, and convenient to set and use, and is not easy to damage;

as shown in fig. 1 to 3, an auxiliary mechanism 3 for manual control is disposed on one side above a control mechanism 2, a combination mechanism 4 for combination and separation is disposed below the inside of the control mechanism 2, the auxiliary mechanism 3 includes a stretching rod 301 and a bearing seat 302, the bearing seat 302 is mounted in the middle of the lower portion of the stretching rod 301, the auxiliary mechanism 3 further includes a stretching spring 303, the stretching spring 303 is disposed above the outside of the stretching rod 301, the combination mechanism 4 includes a plugging rod 401 and a sliding rail 402, the sliding rail 402 is fixed in the middle of the two sides of the plugging rod 401, by the stretching rod 301, the driving gear 201 can be lifted up by the plugging rod 401 and the sliding rail 402 to be separated from the reduction box 202 when the circuit of the device is damaged, and then the stretching rod 301 is rotated by the bearing seat 302, so as to be capable of manual screwing rotation, thereby being more flexible and convenient when the device is used, not only is influenced by electric power, a circulation mechanism 5 for sensitive lubrication is connected above and below one side of a seal box 1, the circulation mechanism 5 comprises a liquid adding port 501, a first sealing cover 502, a liquid discharging port 503, a metal bent pipe 504 and a second sealing cover 505, the first sealing cover 502 is installed in the middle of the upper portion of the liquid adding port 501, the liquid discharging port 503 is arranged on the opposite side of the liquid adding port 501, the metal bent pipe 504 is connected to one side of the lower portion of the liquid discharging port 503, the second sealing cover 505 is installed in the middle of the front end of the metal bent pipe 504, lubricating oil can be added into the seal box 1 through the liquid adding port 501 and the first sealing cover 502, so that the mechanical movement mechanism inside the seal box 1 can be immersed and lubricated, the lubricating oil can be discharged and replaced after the device is used through the liquid discharging port 503, the metal bent pipe 504 and the second sealing cover 505, so that the device can be protected when the device works for a long time, the control precision is prevented from being reduced due to abrasion.

The working principle is as follows: as shown in fig. 1 to 3, when the timing closing valve device is used, firstly, the servo motor 203 and the reduction box 202 are controlled by the control circuit, and can rotate in equal time and accurately, so that the rotation of the driving gear 201 can be controlled, when the timing closing valve device is used, the circuit control sets a rotating time signal, then the rotating force of the driving gear 201 can be transmitted through the matching gear 204 and the valve rod 205, so that the valve can be driven by the valve rod 205 to perform timing closing work, at the moment, the driving gear 201 can be lifted up by the inserting rod 401 and the sliding rail 402 when the circuit of the device is damaged through the stretching rod 301, so that the driving gear is separated from the reduction box 202, then the stretching rod 301 is rotated by the bearing seat 302, so that manual screwing rotation can be performed, then, lubricating oil can be added into the sealing box 1 through the liquid adding opening 501 and the first sealing cover 502, so that the mechanical movement mechanism in the sealing box 1 can be immersed and lubricated, and finally, the lubricating oil can be discharged and replaced through the liquid discharging opening 503, the bent pipe 504 and the second sealing cover 505, so that the lubricating oil can be replaced when the timing closing valve device works for a long time.

Claims

1. The utility model provides a can regularly close valve gear, includes seal box (1) and complementary unit (3), its characterized in that, the inboard middle part of seal box (1) is provided with control mechanism (2) that are used for opening and close control, is used for manual control complementary unit (3) set up in control mechanism's (2) top one side, and the inside below of control mechanism (2) is provided with combined mechanism (4) that are used for the combination separation, the top below is connected with circulation mechanism (5) that are used for sensitive lubrication on one side of seal box (1), and circulation mechanism (5) include filling opening (501), first sealed lid (502), drain outlet (503), metal bent pipe (504) and the sealed lid (505) of second, the top mid-mounting of filling opening (501) has first sealed lid (502), and the opposite side of filling opening (501) is provided with drain outlet (503), below one side of drain outlet (503) is connected with metal bent pipe (504), and the front end mid-mounting of metal bent pipe (504) has the sealed lid (505) of second.

2. A valve closing device capable of being closed in a timing way according to claim 1, wherein the control mechanism (2) comprises a driving gear (201) and a reduction box (202), and the reduction box (202) is arranged at the bottom of the driving gear (201).

3. A valve timing closing device according to claim 2, wherein said control means (2) further comprises a servo motor (203), and the servo motor (203) is installed on the upper side of the reduction gear box (202).

4. A valve closing device capable of being closed regularly according to claim 3, characterized in that said control mechanism (2) further comprises a mating gear (204) and a valve rod (205), said mating gear (204) is engaged and connected to one side of said driving gear (201), and said valve rod (205) is connected to the lower middle portion of said mating gear (204).

5. A valve timing closing device according to claim 1, wherein said auxiliary mechanism (3) comprises a stretching rod (301) and a bearing block (302), and the bearing block (302) is installed at the lower middle part of the stretching rod (301).

6. A valve arrangement which can be closed in a timed manner according to claim 5, characterised in that the auxiliary means (3) also comprise an extension spring (303), and the extension spring (303) is arranged above the outside of the extension rod (301).

7. A valve closing device capable of closing time according to claim 1, wherein the combination mechanism (4) comprises an insertion rod (401) and a sliding rail (402), and the sliding rail (402) is fixed at the middle part of two sides of the insertion rod (401).