CN217603377U

CN217603377U - Valve body with prompting and flow adjusting functions

Info

Publication number: CN217603377U
Application number: CN202220092783.0U
Authority: CN
Inventors: 杨冬春; 潘张明钰; 吕志云
Original assignee: Jiangsu Shengfeng Machinery Technology Co ltd
Current assignee: Jiangsu Shengfeng Machinery Technology Co ltd
Priority date: 2022-01-13
Filing date: 2022-01-13
Publication date: 2022-10-18
Anticipated expiration: 2032-01-13

Abstract

The utility model belongs to the technical field of the valve body technique and specifically relates to a valve body with suggestion and regulated flow function. The utility model discloses a valve body with suggestion and flow regulation function drives the control lead screw rotation through rotating the twist grip, and the threaded connection of control lead screw and flow regulation device makes upper adjustment block and lower adjustment block along with the lift action of the rotation of control lead screw, and the lift of upper adjustment block and lower adjustment block can change the circulation bore of medium in the conveying pipeline, is convenient for manual regulation flow size; the first gear is arranged on the outer annular surface of the control screw rod, which is located in the control cavity, the transmission gear is arranged between the control screw rod and the gear ring, the first gear is in meshing transmission with the gear ring through the transmission gear, the meshing transmission of the transmission gear and the gear ring drives the prompting device to rotate, the regulated flow is marked by pointing the number engraved on the conical surface of the prompting device through the indicating block, and a user can conveniently know the flow value of the valve body at any time.

Description

Valve body with prompting and flow adjusting functions

Technical Field

The utility model belongs to the technical field of the valve body technique and specifically relates to a valve body with suggestion and regulated flow function.

Background

In fluid piping, valves are control elements that primarily function to isolate equipment and piping, regulate flow, place return, regulate and vent pressure. The valve can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like. In China, the valve is widely applied to industries such as petroleum refining, long-distance pipelines, chemical industry, papermaking, pharmacy, water conservancy, electric power, municipal administration, steel and the like, and plays a significant role in national economy.

The valve body capable of controlling and displaying the flow on the market is realized by matching a complex internal structure with an external electric control element, the electric control elements basically need a power supply, and when the power supply fails or the electric control element fails, the valve cannot control and display the flow, is not beneficial to use and has a limited application range.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: in order to solve the problems existing in the background art, a valve body with functions of prompting and adjusting flow is provided, and the problems that a valve body capable of controlling and displaying the flow on the market is realized by matching a complex internal structure with an external electric control element, the electric control elements basically need a power supply, and when the power supply fails or the electric control element fails, the valve cannot control and display the flow, is not beneficial to use and has a limited application range are solved.

The utility model provides a technical scheme that its technical problem adopted is: a valve body with functions of prompting and adjusting flow comprises a valve body, wherein a material conveying pipeline is arranged on a horizontal axis of the valve body, a control cavity is arranged above the outer side of the material conveying pipeline, a control screw rod in plug-in connection with the control cavity and the material conveying pipeline is vertically arranged in the middle of the valve body, a flow adjusting device is in threaded connection with the outer annular surface of the control screw rod in the material conveying pipeline, a prompting device is sleeved on the outer annular surface of the left middle of the valve body, a gear ring is arranged on the right side of the prompting device, a first gear is arranged on the outer annular surface of the control cavity, a transmission gear is arranged between the control screw rod and the gear ring, and the first gear is in meshing transmission with the gear ring through the transmission gear.

And a rotating handle connected with a bolt is arranged at the top of the control screw rod.

The flow regulating device comprises an upper regulating block and a lower regulating block, wherein an upper screw nut block is arranged on the left side of the lower end of the upper regulating block, the upper regulating block is connected with the control screw rod through the upper screw nut block, a lower screw nut block is arranged on the left side of the upper end of the lower regulating block, and the lower regulating block is connected with the control screw rod through the lower screw nut block.

The adjustable screw rod is characterized in that limiting grooves are formed in the middle of the conveying pipeline corresponding to the upper inner wall and the lower inner wall of the upper screw rod nut block and the lower screw rod nut block, the bottom end of the control screw rod is rotatably connected with the inner bottom surface of the limiting groove of the lower inner wall of the conveying pipeline, adjusting grooves used for sliding of the upper adjusting block and the lower adjusting block are symmetrically formed in the inner wall of the conveying pipeline on the right side of the limiting groove, and the inner size of each adjusting groove is the same as that of the upper adjusting block and that of the lower adjusting block.

The upper adjusting block and the lower adjusting block are the same in size, and internal threads in opposite directions are formed in the middle of the upper screw nut block and the middle of the lower screw nut block.

The prompting device is of a cone structure, the cross section of the cone is trapezoidal, the conical surface of the cone is engraved with numbers for prompting the flow, and the outer surface of the valve body, which is positioned on the left side of the prompting device, is provided with an indicating block.

The right side of the gear ring is provided with a slope surface, the slope surface is provided with gear teeth which are matched with the transmission gear and are arranged in an annular mode, and the gear ring is in meshing transmission with the transmission gear through the gear teeth.

The upper surface and the lower surface of the transmission gear are coaxially provided with a supporting shaft, and the top end and the bottom end of the supporting shaft are respectively and rotatably connected with the upper top surface and the lower bottom surface of the control chamber.

The utility model has the advantages that:

(1) The utility model discloses a valve body with suggestion and flow regulation function drives the control lead screw rotation through rotating the twist grip, and the threaded connection of control lead screw and flow regulation device makes upper adjustment block and lower adjustment block along with the lift action of the rotation of control lead screw, and the lift of upper adjustment block and lower adjustment block can change the circulation bore of medium in the conveying pipeline, is convenient for manual regulation flow size;

(2) The first gear is arranged on the outer annular surface of the control screw rod, which is positioned in the control cavity, the transmission gear is arranged between the control screw rod and the gear ring, the first gear is in meshing transmission with the gear ring through the transmission gear, the meshing transmission of the transmission gear and the gear ring drives the prompting device to rotate, the regulated flow is marked by the numbers engraved on the conical surface of the prompting device by the indicating block, and a user can conveniently know the flow value of the valve body at any time.

Drawings

The present invention will be further explained with reference to the drawings and examples.

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

Fig. 2 is a partially enlarged schematic view of a portion a in fig. 1 according to the present invention.

Fig. 3 is a schematic structural diagram of the middle prompt device of the present invention.

In the figure, the valve comprises a valve body 1, a material conveying pipeline 2, a control chamber 3, a control screw rod 4, a flow adjusting device 5, a prompting device 6, a gear ring 7, a first gear 8, a transmission gear 9, a rotating handle 10, an upper adjusting block 11, a lower adjusting block 12, an upper screw nut block 13, a lower screw nut block 14, a limiting groove 15, an adjusting groove 16, an indicating block 17 and a supporting shaft 18.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.

Fig. 1, a valve body with suggestion and regulation flow function that fig. 2 and fig. 3 show, including valve body 1, pipeline 2 has been seted up on the horizontal axis of valve body 1, control cavity 3 has been seted up to the top in the pipeline 2 outside, the middle part of valve body 1 is provided with perpendicularly and controls cavity 3 and pipeline 2 plug-in connection's control lead screw 4, threaded connection has flow control device 5 on the outer anchor ring that control lead screw 4 is located pipeline 2, the suggestion device 6 has been cup jointed on the outer anchor ring of valve body 1 middle part on the left side, the right side of suggestion device 6 is provided with gear ring 7, control lead screw 4 is located and is provided with first gear 8 on the outer anchor ring of control cavity 3, be provided with drive gear 9 between control lead screw 4 and the gear ring 7, first gear 8 is through drive gear 9 and gear ring 7 meshing transmission.

Further, in order to adjust the flow of the medium in the valve body, a rotating handle 10 connected with a bolt is arranged at the top of the control screw rod 4.

Further, in order to adjust the flow of the medium in the valve body conveniently, the flow adjusting device 5 comprises an upper adjusting block 11 and a lower adjusting block 12, an upper lead screw nut block 13 is arranged on the left side of the lower end of the upper adjusting block 11, the upper adjusting block 11 is connected with the control lead screw 4 through the upper lead screw nut block 13, a lower lead screw nut block 14 is arranged on the left side of the upper end of the lower adjusting block 12, and the lower adjusting block 12 is connected with the control lead screw 4 through the lower lead screw nut block 14.

Furthermore, in order to adjust the flow rate of the medium in the valve body conveniently, the middle part of the material conveying pipeline 2 is provided with a limiting groove 15 corresponding to the upper inner wall and the lower inner wall of the upper screw nut block 13 and the lower screw nut block 14, the bottom end of the control screw 4 is rotatably connected with the inner bottom surface of the limiting groove 15 of the lower inner wall of the material conveying pipeline 2, the inner wall of the material conveying pipeline 2 on the right side of the limiting groove 15 is symmetrically provided with an adjusting groove 16 used for the sliding of the upper adjusting block 11 and the lower adjusting block 12, and the inner size of the adjusting groove 16 is the same as that of the upper adjusting block 11 and the lower adjusting block 12.

Example (b): as shown in fig. 1, the control screw 4 rotates along with the rotation of the rotating handle 10, the upper lead screw nut block 13 and the lower lead screw nut block 14 which are connected with each other by screw thread on the control screw 4 move in opposite directions along with the rotation, the upper lead screw nut block 13 drives the upper adjusting block 11 to slide along the adjusting groove 16 of the upper inner wall of the material conveying pipeline 2 until the upper lead screw nut block 13 enters the limiting groove 15 of the upper inner wall of the material conveying pipeline 2, the lower lead screw nut block 14 drives the lower adjusting block 12 to slide along the adjusting groove 16 of the lower inner wall of the material conveying pipeline 2 until the lower lead screw nut block 14 enters the limiting groove 15 of the lower inner wall of the material conveying pipeline 2, and at this time, the aperture for medium circulation in the material conveying pipeline 2 is in the maximum state.

Further, in order to facilitate later maintenance of the valve body, the upper adjusting block 11 and the lower adjusting block 12 have the same size, and meanwhile, in order to ensure the sealing performance of the contact surface between the upper adjusting block 11 and the lower adjusting block 12 when the valve body needs to be turned off, sealing layers may be disposed on the bottom surface of the upper adjusting block 11 and the top surface of the lower adjusting block 12, and the horizontal surfaces of the sealing layers are respectively flush with the horizontal surfaces of the corresponding nut blocks.

Further, in order to ensure that the upper adjusting block 11 and the lower adjusting block 12 act in opposite directions with respect to each other along with the rotation of the control screw 4, the middle parts of the upper screw nut block 13 and the lower screw nut block 14 are provided with internal threads in opposite directions.

Further, in order to facilitate users to master the visibility of the flow size of the valve body and the flow size after adjustment during adjustment, the prompting device 6 is of a cone structure, the cross section of the cone is trapezoidal, numerals for prompting the flow size are engraved on the conical surface of the cone, the valve body 1 is arranged on the outer surface of the left side of the prompting device 6 and is provided with an indicating block 17, the numerals engraved on the conical surface of the prompting device 6 pointed by the indicating block 17 can mark the flow value after adjustment of the valve body, for convenience of installation, the prompting device 6 can be disassembled into two halves, the two halves are assembled and installed on the outer annular surface of the valve body 1 through upper and lower screw-in screws, meanwhile, a semicircular groove is formed below the valve body 1, which is positioned outside the material conveying pipeline 2, and the combination of the semicircular groove and the control chamber 3 can be used for arranging the gear ring 7.

Furthermore, in order to facilitate the prompt device 6 to synchronously prompt the flow regulation value to the user when the upper regulating block 11 and the lower regulating block 12 are lifted, a slope is formed on the right side of the gear ring 7, gear teeth matched with the transmission gear 9 and arranged in an annular mode are formed on the slope, and the gear ring 7 is in meshing transmission with the transmission gear 9 through the gear teeth.

Example (b): the control screw rod 4 rotates to drive the first gear 8 to rotate, the first gear 8 and the transmission gear 9 are meshed to drive the transmission gear 9 to rotate, the transmission gear 9 and the gear on the slope surface of the gear ring 7 are meshed to drive the gear ring 7 to rotate, the gear ring 7 drives the prompting device 6 to rotate, as shown in fig. 3, a corresponding flow numerical value is engraved on the conical surface of the prompting device 6, and the numerical value of the flow during or after the valve body is adjusted can be identified through the superposition of a certain number and the indicating block 17.

Further, in order to facilitate the rotation of the transmission gear 9, support shafts 18 are coaxially disposed on the upper and lower surfaces of the transmission gear 9, and the top end and the bottom end of each support shaft 18 are rotatably connected to the upper top surface and the lower bottom surface of the control chamber 3, respectively.

The utility model discloses a valve body with suggestion and regulation flow function drives control lead screw 4 rotation by rotating twist grip 10, and control lead screw 4 and the threaded connection of flow control device 5 make upper regulating block 11 and lower regulating block 12 along with the rotation lift action of control lead screw 4, and the lift of upper regulating block 11 and lower regulating block 12 can change the circulation bore of medium in the conveying pipeline 2, is convenient for manual regulation flow size; the control screw rod 4 is provided with a first gear 8 on the outer annular surface of the control chamber 3, a transmission gear 9 is arranged between the control screw rod 4 and the gear ring 7, the first gear 8 is in meshing transmission with the gear ring 7 through the transmission gear 9, the prompting device 6 is driven to rotate by the meshing transmission of the transmission gear 9 and the gear ring 7, the regulated flow is marked by the numbers engraved on the conical surface of the prompting device 6 pointed by the indicating block 17, and a user can conveniently know the flow numerical value of the valve body at any time.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The utility model provides a valve body with suggestion and regulation flow function, includes valve body (1), characterized by: the improved valve is characterized in that a material conveying pipeline (2) is arranged on a horizontal axis of a valve body (1), a control cavity (3) is arranged above the outer side of the material conveying pipeline (2), a control lead screw (4) in plug-in connection with the control cavity (3) and the material conveying pipeline (2) is vertically arranged in the middle of the valve body (1), a flow adjusting device (5) is in threaded connection with the outer annular surface of the control lead screw (4) in the material conveying pipeline (2), a prompting device (6) is sleeved on the outer annular surface of the middle of the valve body (1) on the left side, a gear ring (7) is arranged on the right side of the prompting device (6), a first gear (8) is arranged on the outer annular surface of the control lead screw (4) in the control cavity (3), a transmission gear (9) is arranged between the control lead screw (4) and the gear ring (7), and the first gear (8) is in meshing transmission with the gear ring (7) through the transmission gear (9).

2. The valve body with the functions of prompting and adjusting the flow rate as claimed in claim 1, wherein: and a rotating handle (10) connected with a bolt is arranged at the top of the control screw rod (4).

3. The valve body with the functions of prompting and adjusting the flow rate as claimed in claim 1, wherein: flow regulation apparatus (5) including last regulating block (11) and lower regulating block (12), the left side of going up regulating block (11) lower extreme is provided with screw nut piece (13), last regulating block (11) be connected with control screw (4) through last screw nut piece (13), the left side of regulating block (12) upper end is provided with down screw nut piece (14) down, lower regulating block (12) be connected with control screw (4) through lower screw nut piece (14).

4. The valve body with the functions of prompting and adjusting the flow rate as claimed in claim 3, wherein: spacing recess (15) have all been seted up on the upper and lower inner wall of screw nut piece (13) and lower screw nut piece (14) in the middle part correspondence of conveying pipeline (2), the bottom of control lead screw (4) is connected with the interior bottom surface rotation of spacing recess (15) of conveying pipeline (2) lower inner wall, conveying pipeline (2) are located the inner wall on spacing recess (15) right side and are offered symmetrically and are used for adjusting block (11) and gliding regulation recess (16) of lower adjusting block (12), the internal dimension of adjusting recess (16) is the same with last adjusting block (11) and lower adjusting block (12).

5. The valve body with the functions of prompting and adjusting the flow rate as claimed in claim 3, wherein: the upper adjusting block (11) and the lower adjusting block (12) are the same in size, and internal threads in opposite directions are formed in the middle of the upper lead screw nut block (13) and the middle of the lower lead screw nut block (14).

6. The valve body with the functions of prompting and adjusting the flow rate as claimed in claim 1, wherein: the prompting device (6) is of a cone structure, the cross section of the cone is trapezoidal, numbers for prompting the flow are carved on the conical surface of the cone, and an indicating block (17) is arranged on the outer surface, located on the left side of the prompting device (6), of the valve body (1).

7. The valve body with the functions of prompting and adjusting the flow rate as claimed in claim 1, wherein: the right side of the gear ring (7) is provided with a slope, the slope is provided with gear teeth which are matched with the transmission gear (9) and are arranged in an annular mode, and the gear ring (7) is in meshing transmission with the transmission gear (9) through the gear teeth.

8. The valve body with the functions of prompting and adjusting the flow rate as claimed in claim 1, wherein: the upper surface and the lower surface of the transmission gear (9) are coaxially provided with a support shaft (18), and the top end and the bottom end of the support shaft (18) are respectively in rotating connection with the upper top surface and the lower bottom surface of the control chamber (3).