CN213039861U

CN213039861U - Labor-saving control valve

Info

Publication number: CN213039861U
Application number: CN202021979690.7U
Authority: CN
Inventors: 李仕文
Original assignee: Tianjin Shiwen Valve Manufacturing Co ltd
Current assignee: Tianjin Shiwen Valve Manufacturing Co ltd
Priority date: 2020-09-11
Filing date: 2020-09-11
Publication date: 2021-04-23
Anticipated expiration: 2030-09-11

Abstract

The utility model discloses a laborsaving control valve, including valve shell, be equipped with the open slot that opens downwards in the valve shell, be equipped with the spout on the left side wall of open slot, sliding connection has the pinion rack on the spout, the pinion rack lower extreme is equipped with the piston, the right-hand member of pinion rack is equipped with the gear with pinion rack engaged with, the lower terminal surface fixedly connected with telescopic link of gear, be equipped with the mounting groove on the inner wall of open slot, the end of telescopic link is equipped with and is used for gear revolve's slewing mechanism, be equipped with the rising mechanism that rises with the gear in the mounting groove, be equipped with two discs on the telescopic link, two be equipped with the elastic mechanism that is used for the gear to reply between the disc, be equipped with the chucking mechanism that is used for the dead gear. The utility model discloses rational in infrastructure, its rotation of carrying out the control valve that can be very light can also prevent not hard up of piston simultaneously.

Description

Labor-saving control valve

Technical Field

The utility model relates to a control valve technical field especially relates to a laborsaving control valve.

Background

The valve is a control component in a fluid conveying system, has the functions of stopping, adjusting, guiding, preventing backflow, stabilizing pressure, shunting or overflowing and relieving pressure and the like, and is more and more diversified along with the increase of various requirements, wherein the valve is generally used as a control valve.

The existing control valve is mostly controlled by screwing the disc through a hand, the disc is often screwed to be difficult after the screw connection is rusted, inconvenience is brought to people in use, and the piston is limited and cannot be fastened enough to cause looseness in the use process of the existing control valve.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the laborsaving control valve that proposes, its rotation of carrying out the control valve that can be very light can also prevent not hard up of piston simultaneously.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a laborsaving control valve, includes the valve shell, be equipped with the open slot that opens downwards in the valve shell, be equipped with the spout on the left side wall of open slot, sliding connection has the pinion rack on the spout, the pinion rack lower extreme is equipped with the piston, the right-hand member of pinion rack is equipped with the gear with pinion rack engaged with, the lower terminal surface fixedly connected with telescopic link of gear, be equipped with the mounting groove on the inner wall of open slot, the end of telescopic link is equipped with and is used for gear revolve's slewing mechanism, be equipped with the rising mechanism that rises with the gear in the mounting groove, be equipped with two discs, two on the telescopic link be equipped with the elastic mechanism that is used for the gear to reply between the disc, be equipped with the chucking mechanism that.

Preferably, the rotating mechanism comprises a wedge-shaped block arranged at the lower end of the telescopic rod, the upper end face of the wedge-shaped block is rotatably connected with a rotating shaft, and the rotating shaft is fixedly connected with the lower end face of the telescopic rod.

Preferably, the lifting mechanism comprises a sliding rail arranged in the mounting groove, an irregular block is connected to the sliding rail in a sliding manner, a threaded rod penetrates through the right end of the mounting groove and is fixedly connected with the right side wall of the irregular block, and the threaded rod is in threaded connection with the right side wall of the mounting groove.

Preferably, the elastic mechanism comprises two connecting columns fixedly connected between the two disks, and the side walls of the two connecting columns are sleeved with springs.

Preferably, chucking mechanism is including setting up a plurality of openings on the mounting groove, the lower extreme the lower terminal surface fixedly connected with a plurality of inserted bars of disc, it is a plurality of all run through the opening of inserted bar extends to in the mounting groove.

Preferably, the gear is fixedly connected with a second rotating shaft, and the tail end of the second rotating shaft penetrates through the side wall of the valve shell and is fixedly connected with a rotating handle.

Compared with the prior art, the utility model, its beneficial effect does:

1. through setting up slewing mechanism and elastic mechanism, realize the regulation and control of control valve, its form that uses the pinion rack accomplishes laborsavingly, also avoids simultaneously rustting and brings the influence for the regulation and control, has made things convenient for worker people's use greatly.

2. Through setting up rising mechanism and chucking mechanism, realize the chucking of counter gear, the cooperation of wedge and irregular piece makes it possess two kinds of states, avoids the piston to take place to become flexible, improves the effect of control greatly.

Drawings

Fig. 1 is a schematic view of a labor-saving control valve according to the present invention;

fig. 2 is a schematic view of the lower side of the gear of the labor-saving control valve of the present invention;

fig. 3 is a schematic front view of the labor-saving control valve of the present invention.

In the figure: the valve comprises a valve shell 1, an open slot 2, a sliding slot 3, a toothed plate 4, a gear 5, a telescopic rod 6, a mounting slot 7, a circular disc 8, a wedge-shaped block 9, a sliding rail 10, an irregular block 11, a threaded rod 12, a connecting column 13, a spring 14, an inserted link 15, an opening 16, a rotating handle 17 and a piston 18.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention can be embodied in many different forms other than those specifically described herein, and it will be apparent to those skilled in the art that similar modifications can be made without departing from the spirit and scope of the invention, and it is therefore not to be limited to the specific embodiments disclosed below.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Referring to fig. 1-3, a laborsaving control valve, including valve shell 1, be equipped with opening slot 2 that the opening is decurrent in the valve shell 1, be equipped with spout 3 on the left lateral wall of opening slot 2, sliding connection has pinion rack 4 on the spout 3, pinion rack 4 lower extreme is equipped with piston 18, the right-hand member of pinion rack 4 is equipped with gear 5 with pinion rack 4 looks meshing, fixedly connected with second pivot on the gear 5, the second pivot end runs through the lateral wall of valve shell 1 and fixedly connected with changes 17, the lower terminal surface fixedly connected with telescopic link 6 of gear 5, be equipped with mounting groove 7 on the inner wall of opening slot 2, the end of telescopic link 6 is equipped with the slewing mechanism that is used for gear 5 pivoted, be equipped with the rising mechanism that risees with gear 5 in the mounting groove 7, be equipped with two discs 8 on the telescopic link 6, be equipped with the elastic mechanism that is used for gear 5 to reply between two discs 8.

Slewing mechanism is including setting up wedge 9 at 6 lower extremes of telescopic link, it is connected with the pivot to rotate on the up end of wedge 9, pivot and 6 lower terminal surface fixed connection of telescopic link, elastic mechanism includes two spliced poles 13 of fixed connection between two discs, all the cover is equipped with spring 14 on the lateral wall of two spliced poles 13, through setting up slewing mechanism and elastic mechanism, realize the regulation and control of control valve, it uses the form of gear pinion rack to accomplish laborsavingly, also avoid rustting simultaneously and bring the influence for the regulation and control, worker's people's use has been made things convenient for greatly.

Rising mechanism is including setting up slide rail 10 in mounting groove 7, sliding connection has irregular piece 11 on slide rail 10, the right-hand member of mounting groove 7 runs through and is equipped with threaded rod 12, threaded rod 12 and irregular piece 11's right side wall fixed connection, threaded rod 12 and mounting groove 7's right side wall threaded connection, chucking mechanism is including setting up a plurality of openings 16 on mounting groove 7, a plurality of inserted bars 15 of lower terminal surface fixedly connected with of lower extreme disc 8, a plurality of inserted bars 15 all run through opening 16 and extend to in mounting groove 7, through setting up rising mechanism and chucking mechanism, realize the chucking of counter gear, the cooperation of wedge and irregular piece, make it possess two kinds of states, avoid the piston to take place not hard up, the effect of greatly improved control.

The utility model discloses during the use, when not needing to regulate and control, inserted bar 15 injects in the opening 16, gear 5 does not rotate this moment, pinion rack 4 does not take place the displacement, piston 18 remains motionless, when needs are regulated and control, rotate threaded rod 12, make threaded rod 12 move left, thereby make irregularly-shaped piece 11 move left, make wedge 9 rebound, thereby telescopic link 6 shrink, make inserted bar 15 break away from opening 16, make spring 14 compress, then rotate and change 17, make gear 5 rotate, make pinion rack 4 downstream on spout 3, thereby make piston 18 downstream, play the effect that hinders the flow, then stall and change 17, with threaded rod 12 reversal, this moment under spring 14's effect, lower extreme disc 8 downshifts, make inserted bar 15 insert opening 16, thereby realize the injecing to piston 18 position.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a laborsaving control valve, includes valve shell (1), its characterized in that, be equipped with opening slot (2) that open side down in valve shell (1), be equipped with spout (3) on the left side wall of opening slot (2), sliding connection has pinion rack (4) on spout (3), pinion rack (4) lower extreme is equipped with piston (18), the right-hand member of pinion rack (4) is equipped with gear (5) that mesh with pinion rack (4), the lower terminal surface fixedly connected with telescopic link (6) of gear (5), be equipped with mounting groove (7) on the inner wall of opening slot (2), the end of telescopic link (6) is equipped with the slewing mechanism that is used for gear (5) pivoted, be equipped with the elevating system that risees with gear (5) in mounting groove (7), be equipped with two discs (8) on telescopic link (6), be equipped with the elastic mechanism that is used for gear (5) to reply between two discs (8), and a clamping mechanism for clamping the gear (5) is arranged on the lower end face of the disc (8).

2. The labor-saving control valve as claimed in claim 1, wherein the rotating mechanism comprises a wedge block (9) arranged at the lower end of the telescopic rod (6), the upper end face of the wedge block (9) is rotatably connected with a rotating shaft, and the rotating shaft is fixedly connected with the lower end face of the telescopic rod (6).

3. The labor-saving control valve according to claim 1, wherein the lifting mechanism comprises a slide rail (10) arranged in the installation groove (7), an irregular block (11) is connected on the slide rail (10) in a sliding manner, a threaded rod (12) penetrates through the right end of the installation groove (7), the threaded rod (12) is fixedly connected with the right side wall of the irregular block (11), and the threaded rod (12) is in threaded connection with the right side wall of the installation groove (7).

4. A labour saving control valve as defined in claim 1 wherein the resilient means comprises two connecting posts (13) fixedly connected between the two discs, the side walls of both connecting posts (13) being fitted with springs (14).

5. The labor-saving control valve as claimed in claim 1, wherein the clamping mechanism comprises a plurality of openings (16) arranged on the mounting groove (7), a plurality of insertion rods (15) are fixedly connected to the lower end surface of the lower disc (8), and the plurality of insertion rods (15) penetrate through the openings (16) and extend into the mounting groove (7).

6. The labor-saving control valve as claimed in claim 1, wherein the gear (5) is fixedly connected with a second rotating shaft, and the end of the second rotating shaft penetrates through the side wall of the valve housing (1) and is fixedly connected with a rotating handle (17).