CN215445279U

CN215445279U - Transmission mechanism of flow controller

Info

Publication number: CN215445279U
Application number: CN202121810142.6U
Authority: CN
Inventors: 张太省; 张华�; 米会猛; 祁立辉; 王喜龙
Original assignee: Hebei Hongzhida Testing Technology Service Co ltd
Current assignee: Hebei Hongzhida Testing Technology Service Co ltd
Priority date: 2021-08-04
Filing date: 2021-08-04
Publication date: 2022-01-07
Anticipated expiration: 2031-08-04

Abstract

The utility model relates to the technical field of flow controllers, in particular to a transmission mechanism of a flow controller, which has the advantages that fluid can not corrode a master gear, a slave gear, a master slide bar, a slave slide bar and two slave slide bars, the flow control stability is higher, fewer adjusting parts are needed, the overhaul space is larger, the overhaul is convenient, the practicability is higher, the transmission mechanism comprises a flow control body and a flow control plate, the flow control plate is rotatably connected with the flow control body through two rotating shafts, the two rotating shafts are respectively provided with a slave gear, the flow control body is rotatably connected with a fixed rod, the two ends of the fixed rod are respectively provided with the master gear, the flow control body is provided with a control box, the control box is provided with a control cover, the control box is slidably connected with the master slide bar, the slave slide bar and the two slave slide bars, the master slide bar, the slave slide bar and the two slave slide bars are respectively provided with toothed belts, the control box is connected with a unidirectional worm through a control motor in a rotating way.

Description

Transmission mechanism of flow controller

Technical Field

The utility model relates to the technical field of flow controllers, in particular to a transmission mechanism of a flow controller.

Background

As is well known, with the continuous advancement of technology, in fluid transportation, a flow controller is often used to control the flow rate of a fluid, wherein a transmission mechanism of the flow controller is an important transmission adjusting part of the flow controller.

Through the retrieval, chinese patent is CN 211574295U's utility model discloses a fire control pipeline flow controller, it roughly includes square casing, the inside center of casing is equipped with the sealing washer, be equipped with four flow control quarter arcs in the sealing washer, the inside rubber packing pad that is equipped with of flow control quarter arc, flow control quarter arc passes through adjusting device control and moves, it is when using, rotate rotatory rocking handle, make the rocking handle rotate, make the crank drive adjust the worm gear pole and rotate, and then the worm wheel that drives the drive wheel rotates, thereby drive the gear rotation of drive wheel, can drive the rack and remove when the gear is rotatory, can be with flow control quarter arc to pulling all around or inside shrink when the rack removes, thereby realize the control of flow, convenient control.

Among the above-mentioned prior art scheme, it is when adjusting, and the fluid causes the corruption easily to rack, gear and worm gear, influences flow control's transmission stability easily to it carries out the transmission through multiunit rack, gear and worm gear and adjusts, and it is comparatively loaded down with trivial details, and the practicality is lower to overhaul.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a transmission mechanism of a flow controller, which aims to solve the problems that the flow control part is easily corroded by fluid in the background art, the flow control stability is poor, and the maintenance is complicated due to various transmission adjustments.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: a transmission mechanism of a flow controller comprises a flow control body and a flow control plate, wherein the flow control plate is rotationally connected with the flow control body through two rotating shafts, driven gears are respectively arranged on the two rotating shafts, a fixed rod is rotationally connected with the flow control body, a main gear is respectively arranged at two ends of the fixed rod, the main gear is meshed with the driven gears, a flow inlet and a flow outlet are arranged on the flow control body, a control box is arranged on the flow control body, a control cover is arranged on the control box, a main slide rod, a driven slide rod and two auxiliary slide rods are slidably connected with the control box, toothed belts are respectively arranged on the main slide rod, the driven slide rod and the two auxiliary slide rods, toothed belts on the main slide rod and the auxiliary slide rod are respectively meshed with the two main gears on the upper side, toothed belts on the driven slide rod and the auxiliary slide rod on the lower side are respectively meshed with the two main gears, the control box is connected with a one-way worm in a rotating mode through a control motor, and the main sliding rod is meshed with the one-way worm.

Preferably, the fixing rod is rotatably connected with the flow control body through a fixing frame.

Furthermore, two limiting plates are fixedly connected to the fixing rod, and the two limiting plates are in sliding fit with the top end and the bottom end of the fixing frame respectively.

Still further, be provided with two supports on the dead lever, two supports set up respectively in the top and the below of mount, the both ends of support respectively with the inside wall fixed connection of control box.

On the basis of the scheme, the master gear and the slave gears are rotatably connected with the control box through connecting shafts.

On the basis of the scheme, the control cover is provided with a handle.

As a further aspect of the present disclosure, the lengths of the master slide bar, the slave slide bar and the two auxiliary slide bars are the same.

As a further scheme of the scheme, a protective cover is arranged outside the control motor and is installed on the control box, and an access cover is installed on the protective cover.

(III) advantageous effects

Compared with the prior art, the utility model provides a transmission mechanism of a flow controller, which has the following beneficial effects:

the transmission mechanism of the flow controller is convenient for sliding the main sliding rod forwards or backwards through the matching of the control motor, the one-way worm and the main sliding rod, is convenient for driving the upper side and the lower side of the flow control plate to carry out stable rotation adjustment through the matching of the main sliding rod, the slave sliding rod, the auxiliary sliding rod, the toothed belt, the main gear and the slave gear, and has higher flow control stability, through the arrangement of the control box and the control cover, when the maintenance is needed, the control cover is opened, the main gear, the slave gear, the main sliding rod, the slave sliding rod and the two auxiliary sliding rods can be maintained, the maintenance space is larger, the maintenance is convenient, therefore, the fluid in the transmission mechanism of the flow controller can not corrode the main gear, the slave gear, the main sliding rod, the slave sliding rod and the two auxiliary sliding rods, and flow control stability is higher, and adjusting part is less, and the maintenance space is great, is convenient for overhaul, and the practicality is higher.

Drawings

FIG. 1 is an exploded perspective view of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1A;

FIG. 3 is an enlarged view of a portion of FIG. 1 at B according to the present invention;

FIG. 4 is a schematic perspective view of the present invention;

fig. 5 is a schematic cross-sectional three-dimensional structure of the flow control body, the flow control plate, the rotating shaft and the like.

In the figure: 1. a flow control body; 2. a flow control panel; 3. a rotating shaft; 4. a slave gear; 5. fixing the rod; 6. a main gear; 7. a control box; 8. a control cover; 9. a main slide bar; 10. a slave slide bar; 11. an auxiliary slide bar; 12. a toothed belt; 13. controlling the motor; 14. a unidirectional worm; 15. a fixed mount; 16. a limiting plate; 17. a support; 18. a connecting shaft; 19. a handle; 20. a protective cover.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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.

Examples

Referring to fig. 1-5, a transmission mechanism of a flow controller comprises a flow control body 1 and a flow control plate 2, the flow control plate 2 is rotatably connected with the flow control body 1 through two rotating shafts 3, a secondary gear 4 is respectively installed on the two rotating shafts 3, a fixing rod 5 is rotatably connected with the flow control body 1, a primary gear 6 is respectively installed at two ends of the fixing rod 5, the primary gear 6 is meshed with the secondary gear 4, a flow inlet and a flow outlet are formed in the flow control body 1 for facilitating the inflow and outflow of fluid, a control box 7 is installed on the flow control body 1, a control cover 8 is installed on the control box 7, a primary slide bar 9, a secondary slide bar 10 and two secondary slide bars 11 are slidably connected with the control box 7, toothed belts 12 are installed on the primary slide bar 9, the secondary slide bars 10 and the two secondary slide bars 11, toothed belts 12 on the primary slide bar 9 and the secondary slide bars 11 on the upper side are meshed with the two primary gears 6 on the upper side, the slave slide bar 10 and the toothed belt 12 on the auxiliary slide bar 11 at the lower side are meshed with two master gears 6 at the lower side, a one-way worm 14 is connected on the control box 7 through a control motor 13 in a rotating way, a master slide bar 9 is meshed with the one-way worm 14, when the flow rate needs to be reduced and regulated, the control motor 13 is started to drive the control motor 13 to rotate forwards so as to drive the one-way worm 14 to rotate forwards, the master slide bar 9 is driven to slide forwards through the meshing action of the one-way worm 14 and the master slide bar 9, the toothed belt 12 connected on the master slide bar 9 is meshed with the two master gears 6 at the upper side so as to drive the two master gears 6 at the upper side to rotate clockwise, and the two master gears 6 at the upper side are meshed with the slave gear 4 at the upper side so as to drive the slave gear 4 at the upper side to rotate anticlockwise so as to drive the rotating shaft 3 at the upper side to regulate the angle of the flow rate control plate 2, thereby facilitating the adjustment of the angle of the flow control plate 2 in the flow control body 1 and further facilitating the reduction of the flow rate, in the adjustment, the toothed belt 12 on the subsidiary slide bar 11 positioned at the upper side is meshed with the two main gears 6 positioned at the upper side, the subsidiary slide bar 11 is moved backward, thereby facilitating the improvement of the stability of the rotation of the two main gears 6 positioned at the upper side, since the two main gears 6 positioned at the lower side are rotated in synchronization with the two main gears 6 positioned at the upper side, both the two main gears 6 positioned at the lower side are meshed with the slave gear 4 positioned at the lower side, thereby driving the lower side rotating shaft 3 to perform the angle adjustment of the flow control plate 2, further improving the stability of the angle adjustment of the flow control plate 2, further driving the subsidiary slide bar 11 and the main slide bar 9 to slide forward simultaneously, driving the subsidiary slide bar 11 positioned at the lower side and the subsidiary slide bar 11 positioned at the upper side to slide backward simultaneously, thereby facilitating the improvement of the stability of the rotation of the two main gears 6 positioned at the lower side, on the contrary, the flow rate of the fluid can be conveniently adjusted to be larger by controlling the motor 13 to rotate reversely.

Further, the fixed rod 5 is rotatably connected with the flow control body 1 through a fixing frame 15 for facilitating installation, two limit plates 16 are fixedly connected to the fixed rod 5, the two limit plates 16 are respectively in sliding fit with the top end and the bottom end of the fixing frame 15 for facilitating increase of stability of the fixed rod 5, two brackets 17 are arranged on the fixed rod 5, the two brackets 17 are respectively arranged above and below the fixing frame 15, two ends of each bracket 17 are respectively fixedly connected with the inner side wall of the control box 7 for facilitating support of the fixed rod 5 and increasing of stability of the fixed rod 5, the master gear 6 and the slave gear 4 are rotatably connected with the control box 7 through a connecting shaft 18 for facilitating increase of transmission stability of the master gear 6 and the slave gear 4, a handle 19 is installed on the control cover 8 for facilitating opening of the control cover 8, and the lengths of the master slide bar 9, the slave slide bar 10 and the two slave slide bars 11 are consistent, the outside of control motor 13 is provided with safety cover 20, and safety cover 20 installs on control box 7, installs the access cover on the safety cover 20, is convenient for protect and overhaul control motor 13.

The control motor 13 in this embodiment is a conventional device purchased on the market and known to those skilled in the art, and can be customized or selected according to actual needs, and we only use it in this patent, and do not improve its structure and function, and its setting mode, installation mode, and electrical connection mode, for those skilled in the art, as long as debug according to the requirements of its usage specification, it is not repeated here, and the control motor 13 is provided with a control switch matched with it, and the installation position of the control switch is selected according to the actual usage needs, so that the operator can operate and control conveniently.

In summary, the operation principle and the operation process of the transmission mechanism of the flow controller are that, when the flow controller is used, the transmission mechanism of the flow controller is firstly placed at a position to be used, and when the flow rate needs to be adjusted by reducing the flow rate, the control motor 13 is started to rotate forward, the control motor 13 drives the one-way worm 14 to rotate forward, the main slide bar 9 is driven to slide forward by the meshing action of the one-way worm 14 and the main slide bar 9, the two main gears 6 on the upper side are driven to rotate clockwise by the meshing of the toothed belt 12 connected to the main slide bar 9 and the two main gears 6 on the upper side, and the two main gears 6 on the upper side are both meshed with the slave gear 4 on the upper side, so as to drive the slave gear 4 on the upper side to rotate counterclockwise, and further drive the rotating shaft 3 on the upper side to adjust the angle of the flow control panel 2, thereby facilitating the adjustment of the angle of the flow control panel 2 in the flow control body 1, further, the flow rate of the flow is reduced, during the adjustment, the toothed belt 12 on the auxiliary sliding rod 11 positioned at the upper side is meshed with the two main gears 6 positioned at the upper side, the auxiliary sliding rod 11 moves backwards, the stability of the rotation of the two main gears 6 positioned at the upper side is improved, because the two main gears 6 positioned at the lower side and the two main gears 6 positioned at the upper side rotate synchronously, the two main gears 6 positioned at the lower side are meshed with the slave gears 4 positioned at the lower side, the lower rotating shaft 3 is driven to adjust the angle of the flow control plate 2, the stability of the angle adjustment of the flow control plate 2 is improved, the auxiliary sliding rod 11 and the main sliding rod 9 are driven to slide forwards simultaneously, the auxiliary sliding rod 11 positioned at the lower side and the auxiliary sliding rod 11 positioned at the upper side are driven to slide backwards simultaneously, the stability of the rotation of the two main gears 6 positioned at the lower side is improved, otherwise, the control motor 13 is controlled to rotate reversely, the flow speed of the fluid can be conveniently adjusted to be high, the fluid can not corrode the main gear 6, the slave gear 4, the main sliding rod 9, the slave sliding rod 10 and the two auxiliary sliding rods 11 in the whole transmission process, the flow control stability is high, when the maintenance is needed, the control cover 8 is opened through the handle 19, the main gear 6, the slave gear 4, the main sliding rod 9, the slave sliding rod 10 and the two auxiliary sliding rods 11 can be maintained, the maintenance space is large, and the maintenance is convenient.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a drive mechanism of flow controller, includes flow control body (1) and flow control board (2), its characterized in that: the flow control plate (2) is rotatably connected with the flow control body (1) through two rotating shafts (3), the two rotating shafts (3) are respectively provided with a driven gear (4), the flow control body (1) is rotatably connected with a fixed rod (5), two ends of the fixed rod (5) are respectively provided with a main gear (6), the main gear (6) is meshed with the driven gears (4), the flow control body (1) is provided with a flow inlet and a flow outlet, the flow control body (1) is provided with a control box (7), the control box (7) is provided with a control cover (8), the control box (7) is slidably connected with a main slide bar (9), a driven slide bar (10) and two auxiliary slide bars (11), the main slide bar (9), the driven slide bar (10) and the two auxiliary slide bars (11) are respectively provided with toothed belts (12), the toothed belts (12) on the main slide bar (9) and the auxiliary slide bars (11) positioned on the upper side are respectively meshed with the two main gears (6) positioned on the upper side, the slave sliding rod (10) and the toothed belt (12) on the auxiliary sliding rod (11) positioned on the lower side are meshed with the two master gears (6) positioned on the lower side, the control box (7) is rotatably connected with a one-way worm (14) through a control motor (13), and the master sliding rod (9) is meshed with the one-way worm (14).

2. A drive mechanism for a flow controller as claimed in claim 1, wherein: the fixed rod (5) is rotationally connected with the flow control body (1) through a fixed frame (15).

3. A drive mechanism for a flow controller as claimed in claim 2, wherein: two limiting plates (16) are fixedly connected to the fixing rod (5), and the two limiting plates (16) are respectively in sliding fit with the top end and the bottom end of the fixing frame (15).

4. A drive mechanism for a flow controller as claimed in claim 3 wherein: two supports (17) are arranged on the fixing rod (5), the two supports (17) are respectively arranged above and below the fixing frame (15), and two ends of each support (17) are respectively fixedly connected with the inner side wall of the control box (7).

5. The actuator of a flow controller as claimed in claim 4, wherein: the master gear (6) and the slave gear (4) are rotationally connected with the control box (7) through a connecting shaft (18).

6. The actuator of a flow controller as claimed in claim 5, wherein: and a handle (19) is arranged on the control cover (8).

7. The actuator mechanism for a flow controller of claim 6, wherein: the lengths of the main sliding rod (9), the auxiliary sliding rod (10) and the two auxiliary sliding rods (11) are consistent.

8. The actuator mechanism for a flow controller of claim 7, wherein: the outside of control motor (13) is provided with safety cover (20), and safety cover (20) are installed on control box (7), install the access cover on safety cover (20).