CN216382757U

CN216382757U - Manual valve control device and valve

Info

Publication number: CN216382757U
Application number: CN202122292688.3U
Authority: CN
Inventors: 张元振; 潘永
Original assignee: Shandong Oubiao Information Technology Co ltd
Current assignee: Shandong Oubiao Information Technology Co ltd
Priority date: 2021-09-22
Filing date: 2021-09-22
Publication date: 2022-04-26
Anticipated expiration: 2031-09-22

Abstract

The utility model relates to a manual valve control device and a valve. The technical scheme is as follows: the utility model provides a valve manual control device, including switch and gear assembly, the switch is including fixed cover and the inside connecting axle of fixed cover, the central line coincidence of the drive shaft of connecting axle and gear assembly, the connecting axle is including the first shaft segment that sets gradually, second shaft segment and third shaft segment, the diameter of second shaft segment is greater than first shaft segment and third shaft segment, fixed cover both ends are provided with first limit structure and the second limit structure that the restriction second shaft segment passes through, be provided with reset spring between second shaft segment and the second limit structure, reset spring overlaps the outside at third shaft segment. The connecting shaft can move in the fixed sleeve and is connected with a driving shaft of the gear assembly when the second shaft section moves to one end of the fixed sleeve, the gear assembly can be driven by rotating the connecting shaft, the valve is controlled to be opened and closed through the gear assembly, and when the operation is finished, the reset spring pushes the second shaft section to separate the third shaft section from the driving shaft.

Description

Manual valve control device and valve

Technical Field

The utility model relates to the technical field of control devices, in particular to a manual valve control device and a valve.

Background

During fluid conveying, flow regulation, opening, closing and other actions are often required to be carried out through the valve, automatic control can be achieved through most of existing valves, and a timely and effective manual valve control device is still required in order to prevent problems of an automatic control system, such as circuit faults, power failure and the like.

Disclosure of Invention

Aiming at the problem that the automatic valve control system cannot control the valve due to faults, the utility model provides the manual valve control device capable of timely and effectively adjusting the valve and the valve.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a valve manual control device, including switch and gear assembly, the switch is including fixed cover and the inside connecting axle of fixed cover, the connecting axle is connected with the drive shaft of gear assembly, the connecting axle is including the first shaft segment that sets gradually, second shaft segment and third shaft segment, the diameter of second shaft segment is greater than first shaft segment and third shaft segment, fixed cover both ends are provided with first limit structure and the second limit structure that the restriction second shaft segment passes through, be provided with reset spring between second shaft segment and the second limit structure, reset spring overlaps the outside at third shaft segment. The connecting shaft can move in the fixed sleeve and is connected with a driving shaft of the gear assembly when the second shaft section moves to one end of the fixed sleeve, the gear assembly can be driven by rotating the connecting shaft, the valve is controlled to be opened and closed through the gear assembly, and when the operation is finished, the reset spring pushes the second shaft section to separate the third shaft section from the driving shaft.

Preferably, the first limiting structure comprises a limiting sleeve, the limiting sleeve is coaxially arranged at one end of the fixing sleeve, and the aperture of the limiting sleeve is larger than the diameter of the first shaft section and smaller than the diameter of the second shaft section. The connecting shaft is prevented from being disengaged from the approaching direction of the first shaft section.

Preferably, the second limiting structure comprises an annular plate, the annular plate is installed in a third annular groove of the fixing sleeve, the inner diameter of the annular plate is larger than the diameter of the third shaft section and smaller than the diameter of the second shaft section, and a return spring is arranged between the annular plate and the second shaft section. The connecting shaft is prevented from being disengaged from the direction in which the third shaft section approaches.

Preferably, a first annular groove is formed in the limiting sleeve, a first sealing ring is arranged in the first annular groove, and the inner diameter of the first sealing ring is matched with the outer diameter of the first shaft section. The sealing performance of the switch is improved, and the position stability of the first sealing ring is guaranteed.

Preferably, the outer side surface of the second shaft section is provided with a second annular groove, a second sealing ring is arranged in the second annular groove, and the outer diameter of the second sealing ring is matched with the inner diameter of the fixing sleeve. The sealing performance of the switch is further improved, and the position of the second sealing ring is fixed.

Preferably, the driving shaft adopts a hexagonal gear shaft, and the end face of the third shaft section is provided with a hexagonal hole matched with the hexagonal gear shaft. The connecting shaft and the driving shaft are convenient to connect and match, and the driving is more firm and stable.

Preferably, the end face of the first shaft section is provided with a hexagonal bore. The operation of staff of being convenient for uses hexagonal spanner in can rotate the connecting axle.

The valve comprises a valve body, wherein a control box is arranged at the top of the valve body, any one of the manual valve control devices is installed in the control box, a switch is vertically arranged, a gear assembly is located below the switch, a first shaft section of a connecting shaft penetrates through the top surface of the control box, and the gear assembly is in transmission connection with the valve switch. Can be through opening, closing and flow control of manual control valve, manual control device installs and can protect its structure in the control box, and the connecting axle passes the control box, need not open the control box just can carry out governing valve.

Preferably, a motor is further arranged in the control box, and the motor is connected with another driving shaft of the gear assembly. The motor is electrically controlled, an operator does not need to arrive at the site, and the motor and the manual hanger can share one gear assembly to save the internal space of the control box.

Preferably, a sleeve part matched with the fixing sleeve is arranged in the control box, and the fixing sleeve is installed in the sleeve part. The position of the switch is fixed, and the situation that the connecting shaft cannot be connected with the driving shaft of the gear assembly due to position deviation is avoided.

The utility model has the following beneficial effects: the flow regulation, opening and closing of the valve can be manually controlled, and the valve cannot be controlled when the electric control fails; the operation is simple, the structure is compact, the damage is not easy to damage, and the occupied space is small; the sealing performance at the switch is good.

Drawings

In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a manual valve control device according to an embodiment of the present invention.

Fig. 2 is a schematic view of the manual valve control device of the present invention with the fixing sleeve removed.

Fig. 3 is a partial sectional view of a manual valve control apparatus according to an embodiment of the present invention.

Fig. 4 is another partial sectional view of the valve manual control apparatus according to the embodiment of the present invention.

Fig. 5 is a schematic structural view of a valve according to an embodiment of the present invention.

Fig. 6 is a schematic internal view of a valve according to an embodiment of the present invention.

Fig. 7 is a schematic view of the internal structure of the control box of the valve according to the embodiment of the present invention.

In the figure, the valve comprises a connecting shaft 1, a connecting shaft 2, a fixing sleeve 3, a driving shaft 4, a limiting sleeve 5, a first sealing ring 6, a second sealing ring 7, a return spring 8, an annular plate 9, a second annular groove 10, a first annular groove 11, a third annular groove 12, a valve body 13, a control box 14, a sleeve portion 15, a motor 101, a first shaft section 102, a second shaft section 103 and a third shaft section.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

A manual valve control device comprises a switch, wherein the switch comprises a fixed sleeve 2, a limiting sleeve 4 is arranged at the top of the fixed sleeve 2, the inner diameter of the limiting sleeve 4 is smaller than that of the fixed sleeve 2, and the fixed sleeve 2 and the limiting sleeve 4 are integrally formed; the connecting shaft 1 is arranged in the fixing sleeve 2, the connecting shaft 1 comprises a first shaft section 101, a second shaft section 102 and a third shaft section 103 which are sequentially arranged, the diameter of the second shaft section 102 is larger than that of the first shaft section 101 and that of the third shaft section 103, and the connecting shaft 1 is integrally formed. The internal diameter of stop collar 4 is greater than first axle section 101 and is less than second axle section 102, and first axle section 101 is located stop collar 4, and second axle section 102 can't pass through stop collar 4, is provided with first ring channel 10 in the stop collar 4, is provided with first sealing washer 5 in the first ring channel 10, and the internal diameter and the first axle section 101 adaptation of first sealing washer 5 play sealed effect, and first ring channel 10 can be fixed first sealing washer 5's position. The second shaft section 102 is provided with a second annular groove 9, a second sealing ring 6 is arranged in the second annular groove 9, the outer diameter of the second sealing ring 6 is in contact with the inner arm of the fixed sleeve 2, the sealing performance of the switch is further improved, and the position of the second sealing ring 6 can be fixed by the second annular groove 9. The fixing sleeve 2 is also internally provided with a third annular groove 11, the third annular groove 11 is positioned at one end far away from the limiting sleeve 4, an annular plate 8 is arranged in the third annular groove 11, the inner diameter of the annular plate 8 is larger than the third shaft section 103 and smaller than the second shaft section 102, and the second shaft section 102 cannot pass through the annular plate 8. A return spring 7 is arranged between the annular plate 8 and the second shaft section 102, and the return spring 7 is sleeved outside the third shaft section 103. The third shaft section 103 penetrates through the annular plate 8 and corresponds to the driving shaft 3 of the gear assembly, the third shaft section 103 is overlapped with the central line of the driving shaft 3 and can be connected with the driving shaft 3 by moving the third shaft section 103, the driving shaft 3 adopts a hexagonal gear shaft, and the end face of the third shaft section 103 is provided with a hexagonal hole matched with the hexagonal gear shaft. Be provided with the hexagonal hole on the terminal surface of first axle section 101, can use with the cooperation of interior hexagonal spanner.

Example 2

The utility model provides a valve, including valve body 12, install control box 13 on the valve body 12, install the manual controlling means of valve among embodiment 1 in the control box 13, be provided with vertical sleeve part 14 in the control box 13, fixed cover 2 is installed in sleeve part 14, fixed position, the top surface of control box 13 is passed to first shaft segment 101 of connecting axle 1, do not open control box 13 and also can use, the gear assembly setting is in the switch below, drive shaft 3 is located same vertical direction with connecting axle 1, the valve switch is connected in the gear assembly transmission. The gear assembly is also provided with a second driving shaft which is connected with the motor 15 through the second driving shaft to realize electric control.

The working principle of the utility model is that an inner hexagonal wrench is matched with a hexagonal hole of a first shaft section 101, a connecting shaft 1 descends by pressing, a hexagonal hole of a third shaft section 103 is matched with a driving shaft 3, the inner hexagonal wrench is rotated to rotate the connecting shaft 1, the connecting shaft 1 drives a gear assembly, and the control of a valve switch is realized; after the operation is completed, the pressing is stopped, the connecting shaft 1 moves upward to be reset under the action of the reset spring 7, and the third shaft segment 103 is disconnected from the driving shaft 3.

The terms "first," "second," "third," "fourth," and the like in the description and in the claims, as well as in the drawings, if any, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the utility model described herein are capable of operation in sequences other than those illustrated or described herein. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions.

Although the present invention has been described in detail by referring to the drawings in connection with the preferred embodiments, the present invention is not limited thereto. It will be apparent to those skilled in the art that various changes and modifications can be made without departing from the spirit and scope of the utility model. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a manual control device of valve, its characterized in that, includes switch and gear assembly, the switch includes fixed cover (2) and inside connecting axle (1) of fixed cover (2), connecting axle (1) with drive shaft (3) of gear assembly are connected, connecting axle (1) is including first shaft segment (101), second shaft segment (102) and third shaft segment (103) that set gradually, the diameter of second shaft segment (102) is greater than first shaft segment (101) with third shaft segment (103), fixed cover (2) both ends are provided with the restriction first limit structure and the second limit structure that second shaft segment (102) passes through, second shaft segment (102) with be provided with reset spring (7) between the second limit structure, reset spring (7) cover is in the outside of third shaft segment (103).

2. The manual valve control device according to claim 1, characterized in that said first stop structure comprises a stop collar (4), said stop collar (4) being coaxially arranged at one end of said fixed sleeve (2), said stop collar (4) having a bore diameter larger than the diameter of said first shaft section (101) and smaller than the diameter of said second shaft section (102).

3. Manual valve control device according to claim 1 or 2, characterized in that said second limit structure comprises an annular plate (8), said annular plate (8) being mounted in a third annular groove (11) of said cover (2), said annular plate (8) having an internal diameter greater than the diameter of said third shaft section (103) and smaller than the diameter of said second shaft section (102), said return spring (7) being arranged between said annular plate (8) and said second shaft section (102).

4. The manual valve control device according to claim 2, characterized in that a first annular groove (10) is formed in the stop collar (4), a first sealing ring (5) is formed in the first annular groove (10), and the inner diameter of the first sealing ring (5) is matched with the outer diameter of the first shaft section (101).

5. Manual valve control device according to claim 1 or 2, characterized in that the outer lateral surface of the second shaft section (102) is provided with a second annular groove (9), a second sealing ring (6) is arranged in the second annular groove (9), and the outer diameter of the second sealing ring (6) is adapted to the inner diameter of the fixing sleeve (2).

6. The manual valve control device according to claim 1 or 2, wherein the drive shaft (3) is a hexagonal gear shaft, and the end face of the third shaft section (103) is provided with a hexagonal hole matched with the hexagonal gear shaft.

7. Manual valve control device according to claim 1 or 2, characterized in that the end surface of the first shaft section (101) is provided with a hexagonal hole.

8. A valve, characterized by comprising a valve body (12), wherein a control box (13) is arranged on the top of the valve body (12), the manual valve control device according to any one of claims 1-7 is installed in the control box (13), the switch is vertically arranged, the gear assembly is located below the switch, the first shaft section (101) of the connecting shaft (1) penetrates through the top surface of the control box (13), and the gear assembly is in transmission connection with the valve switch.

9. The valve according to claim 8, wherein a motor (15) is further arranged in the control box (13), and the motor (15) is connected with a second driving shaft of the gear assembly.

10. Valve according to claim 8 or 9, wherein the control box (13) is internally provided with a sleeve portion (14) adapted to the cartridge (2), the cartridge (2) being mounted inside the sleeve portion (14).