CN210372065U

CN210372065U - Rectangular regulating valve

Info

Publication number: CN210372065U
Application number: CN201921282350.6U
Authority: CN
Inventors: 张锦飞
Original assignee: QIDONG GOLDEN MONKEY DUST REMOVING EQUIPMENT CO LTD
Current assignee: QIDONG GOLDEN MONKEY DUST REMOVING EQUIPMENT CO LTD
Priority date: 2019-08-09
Filing date: 2019-08-09
Publication date: 2020-04-21
Anticipated expiration: 2029-08-09

Abstract

The utility model discloses a rectangle governing valve, including the valve body, logical groove has been seted up at the top middle part of valve body, and it has the valve gap to lead to groove inner wall interference fit, and the ring channel has been seted up to the valve gap bottom, and the through-hole has been seted up at the valve gap middle part, and through-hole inner wall activity interlude is connected with the valve rod, valve rod top fixedly connected with turning handle, valve rod bottom fixedly connected with baffle, baffle top fixedly connected with annular sleeve, baffle bottom fixedly connected with valve head, valve head top outer wall fixedly connected with seal pad, the. The utility model discloses the ring sleeve mutually supports with the ring channel, rotates the turning handle, and the valve head drives the valve head displacement that makes progress with the screw thread relative rotation valve rod of valve body inner chamber for input tube and output tube communicate each other, and liquid flows into the output tube from the input tube, and ring sleeve and ring channel looks block form airtight space simultaneously, and liquid can't spill over to the clearance between valve rod and the valve gap, has prevented the medium leakage, has improved the security of valve body.

Description

Rectangular regulating valve

Technical Field

The utility model relates to a control valve field, in particular to rectangle governing valve.

Background

The regulating valve is composed of an executing mechanism and a valve, and can be divided into a straight stroke and an angular stroke according to the stroke characteristics, and can be divided into a pneumatic regulating valve, an electric regulating valve and a hydraulic regulating valve according to the power used by the matched executing mechanism, and the regulating valve is suitable for air, water, steam, various corrosive media, slurry, oil and other media.

When the inside adjusting medium of valve body is liquid, just face this liquid problem of leaking, some governing valves are after using longer one end time, because valve rod and valve gap friction produce the clearance, when leading to opening the governing valve, liquid probably flows from the clearance between valve rod and the valve gap, if for corrosive liquids then can cause the incident.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rectangle governing valve 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 rectangle governing valve, includes the valve body, logical groove has been seted up at the top middle part of valve body, it has the valve gap to lead to groove inner wall interference fit, the ring channel has been seted up to the valve gap bottom, the through-hole has been seted up at the valve gap middle part, through-hole inner wall activity interlude is connected with the valve rod, valve rod top fixedly connected with turning handle, valve rod bottom fixedly connected with baffle, baffle top fixedly connected with annular sleeve, baffle bottom fixedly connected with valve head, the sealed pad of valve head top outer wall fixedly connected with, sealed pad top and the laminating of baffle bottom.

Preferably, both sides of the bottom of the valve body are provided with bolt seats, and one sides of the two bolt seats are fixedly connected with an input pipe and an output pipe respectively.

Preferably, the two ends of the valve cover are provided with through grooves, the two sides of the top end of the valve body are provided with grooves, the inner wall of each through groove is in threaded connection with a bolt, the bottom end of each bolt penetrates through the corresponding through groove and extends into the corresponding groove, the middle of each bolt is movably sleeved with a locking washer, and the top of each bolt is in threaded connection with a nut.

Preferably, an anti-overflow check ring is fixedly attached between the top end of the valve body and the bottom ends of two sides of the valve cover.

Preferably, the inner cavity of the valve body consists of an input cavity and an output cavity, and the input cavity and the output cavity are separated by the inner walls of two sides of the valve body and the valve head.

Preferably, the outer wall of the valve head is provided with external threads, the two sides of the inner wall of the valve body are provided with internal threads, and the valve head is in threaded connection with the two sides of the inner wall of the valve body.

Preferably, the top ends of the inner walls of the two sides of the valve body are provided with sealing gasket grooves, and the inner walls of the sealing gasket grooves are movably clamped with the bottom ends of the sealing gaskets.

The utility model discloses a technological effect and advantage:

1. the annular sleeve and the annular groove are mutually matched, the rotating handle is rotated, the valve head and the thread of the inner cavity of the valve body relatively rotate the valve rod to drive the valve head to move upwards, so that the input pipe and the output pipe are mutually communicated, liquid flows into the output pipe from the input pipe, meanwhile, the annular sleeve and the annular groove are clamped to form a closed space, the liquid cannot overflow to a gap between the valve rod and the valve cover, the medium leakage is prevented, and the safety of the valve body is improved;

2. the utility model discloses be equipped with the bolt seat at the valve body back relative with input tube and output tube, make things convenient for external other pipelines to keep its fastening nature.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is an enlarged schematic view of the a position of the present invention.

Fig. 3 is an enlarged schematic view of the position B of the present invention.

In the figure: 1. a valve body; 2. a bolt seat; 3. an output pipe; 4. an input tube; 5. a valve cover; 6. a bolt; 7. a nut; 8. a valve head; 9. a valve stem; 10. a handle is rotated; 11. a baffle plate; 12. an annular sleeve; 13. a gasket; 14. a gasket groove; 15. a lock washer; 16. an anti-overflow retainer ring; 17. an annular groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a rectangular regulating valve as shown in figures 1-3, which comprises a valve body 1, the outer surface of the valve body 1 is rectangular, a through groove is arranged at the middle part of the top end of the valve body 1, a valve cover 5 is arranged on the inner wall of the through groove in interference fit, the valve cover 5 can rotate relative to the through groove, through grooves are arranged at both ends of the valve cover 5, inner walls of the through grooves are provided with internal threads and are in threaded connection with external threads of a bolt 6, grooves are arranged at both sides of the top end of the valve body 1, the inner wall of the through groove is in threaded connection with a bolt 6, the bottom end of the bolt 6 penetrates through the through groove and extends into the groove, a locking washer 15 is movably sleeved at the middle part of the bolt 6 to play a locking role, the top of the bolt 6 is in threaded connection with a nut 7, the bolt 6 and the nut 7 enable the valve body 1 and the valve cover 5 to be, annular groove 17 has been seted up to 5 bottoms of valve gap, mutually support with annular sleeve 12, the through-hole has been seted up at 5 middle parts of valve gap, through-hole inner wall activity interlude is connected with valve rod 9, it is gapped between through-hole and the valve rod 9, valve rod 9 top fixedly connected with turning handle 10, valve rod 9 bottom fixedly connected with baffle 11, baffle 11 top fixedly connected with annular sleeve 12, baffle 11 bottom fixedly connected with valve head 8, valve head 8 can play the effect of intercommunication and isolated input chamber and output chamber.

The 1 inner chamber of valve body comprises input chamber and output chamber, cut off through 1 both sides inner wall of valve body and valve head 8 between input chamber and the output chamber, the sealed pad 13 of 8 top outer wall fixedly connected with of valve head, the laminating of sealed pad 13 top and baffle 11 bottom, sealed pad groove 14 has been seted up on 1 both sides inner wall top of valve body, sealed pad groove 14 inner wall and the sealed movable block in 13 bottom of filling up, can play main sealing effect when input chamber and output chamber are isolated mutually, the external screw thread has been seted up to valve head 8 outer wall, the internal thread has been seted up to 1 inner wall both sides of valve body,

valve head

8 and 1 inner wall both sides of valve body all adopt the anticorrosive material coating film, can improve the life-span of valve, 1 bottom both sides of valve body all are equipped with bolt seat 2, bolt seat 2 is used for external pipeline, two bolt seat 2 one side respectively.

This practical theory of operation: when the regulating valve needs to be opened, the rotating handle 10 is rotated clockwise, so that the valve head 8 rotates relative to the inner walls of the two sides of the valve body 1, the valve head 8 rises, the valve head 8 drives the baffle plate 11 and the valve rod 9 to move upwards, the annular sleeve 12 at the top end of the baffle plate 11 moves upwards, the annular sleeve 12 is matched with the annular groove 17 to separate a medium from a gap between the valve rod 9 and the valve cover 5, meanwhile, an input cavity is communicated with an output cavity, the medium flows from the input cavity to the output cavity without permeating into the gap between the valve rod 9 and the valve cover 5, when the regulating valve needs to be closed, the rotating handle 10 is rotated anticlockwise, so that the valve head 8 rotates relative to the inner walls of the two sides of the valve body 1, the valve head 8 descends, the valve head 8 drives the baffle plate 11 and the valve rod 9 to move downwards, the annular sleeve 12 at the top end of the baffle plate 11 moves downwards, so that the input chamber and the output chamber are sealed.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A rectangle governing valve, includes valve body (1), its characterized in that: lead to the groove has been seted up at the top middle part of valve body (1), it has valve gap (5) to lead to groove inner wall interference fit, ring channel (17) have been seted up to valve gap (5) bottom, the through-hole has been seted up at valve gap (5) middle part, through-hole inner wall activity interlude is connected with valve rod (9), valve rod (9) top fixedly connected with turning handle (10), valve rod (9) bottom fixedly connected with baffle (11), baffle (11) top fixedly connected with annular sleeve (12), baffle (11) bottom fixedly connected with valve head (8), the sealed pad (13) of valve head (8) top outer wall fixedly connected with, sealed pad (13) top and the laminating of baffle (11) bottom.

2. The rectangular regulator valve of claim 1, wherein: both sides of the bottom of the valve body (1) are provided with bolt seats (2), and one sides of the two bolt seats (2) are fixedly connected with an input pipe (4) and an output pipe (3) respectively.

3. The rectangular regulator valve of claim 1, wherein: logical groove has all been seted up at valve gap (5) both ends, valve body (1) top both sides are all seted up flutedly, it has bolt (6) to lead to inslot wall threaded connection, bolt (6) bottom is run through logical groove and is extended to in the recess, locking washer (15) have been cup jointed in bolt (6) middle part activity, bolt (6) top threaded connection has nut (7).

4. The rectangular regulator valve of claim 1, wherein: an anti-overflow check ring (16) is fixedly attached between the top end of the valve body (1) and the bottom ends of the two sides of the valve cover (5).

5. The rectangular regulator valve of claim 1, wherein: the inner cavity of the valve body (1) consists of an input cavity and an output cavity, and the input cavity and the output cavity are separated by the inner walls at two sides of the valve body (1) and the valve head (8).

6. The rectangular regulator valve of claim 1, wherein: the valve head (8) is provided with external threads on the outer wall, internal threads on two sides of the inner wall of the valve body (1) are provided, and the valve head (8) is in threaded connection with two sides of the inner wall of the valve body (1).

7. The rectangular regulator valve of claim 1, wherein: the valve body (1) both sides inner wall top has seted up sealing gasket groove (14), sealing gasket groove (14) inner wall and sealed pad (13) bottom activity block.