CN215806628U - Gate valve convenient to renew cartridge more - Google Patents

Abstract

The utility model discloses a gate valve convenient for replacing a filter element, which comprises a valve body, wherein one side of the bottom end of the valve body is fixedly connected with a water inlet pipe, the free end of the water inlet pipe is fixedly connected with a filter chamber, a filter chamber is arranged in the filter chamber and is communicated with the water inlet pipe, the top end of the filter chamber is provided with a notch, a filter assembly is inserted in the notch and comprises a metal frame and a fixing plate, the metal frame is inserted in the notch, the top surface of the metal frame is fixedly connected with a plurality of second threaded columns, and a plurality of second through holes are formed in the fixing plate corresponding to the second threaded columns. According to the utility model, the filter cavity is arranged, and the bottom surface of the filter cavity is low, so that filtered impurities can be accumulated at the bottom of the filter cavity, and the phenomenon of blockage at the filter element is avoided.

Description

Gate valve convenient to renew cartridge more

Technical Field

The utility model relates to the technical field of gate valve equipment, in particular to a gate valve convenient for replacing a filter element.

Background

The gate valve is a shutter, the movement direction of the shutter is vertical to the fluid direction, and the gate valve can only be fully opened and fully closed and cannot be adjusted and throttled. Gate valves are sealed by the contact of the valve seat and gate plate, and the sealing surface is usually welded with metal materials to increase wear resistance, such as 1Cr13, STL6, stainless steel, etc. The gate plate is provided with a rigid gate plate and an elastic gate plate, the gate valve is divided into a rigid gate valve and an elastic gate valve according to the difference of the gate plates, when the gate valve is actually used, if more impurities exist in a pipeline or a medium flowing through the pipeline, a filtering device is required to be connected in series to filter and remove the impurities in the medium, and most Y-type filters are installed in the prior engineering; the gate valve and the filter are connected in series, so that the switching and filtering functions can be realized at the same time, and the existing filtering devices can vibrate when in use, so that the filtering quality is influenced.

To this end, chinese utility model patent that the publication number of granting is CN211231641U discloses a gate valve with filtering capability, and this gate valve includes the gate valve body, its characterized in that: the filter device is arranged on the brake valve body and is connected with the brake valve body into a whole, and the flow areas of the brake valve body media at the left end and the right end of the filter device are equal; the brake valve comprises a brake valve body and is characterized in that a protrusion is arranged on the brake valve body, a cavity is arranged in the protrusion, the cross section of the cavity is arc-shaped, the cavity is communicated with the interior of the brake valve body, the filtering device comprises a filtering net, an arc-shaped part attached to the cavity is arranged on the filtering net, the upper end of the cavity is communicated with the outside, the cavity is connected with the brake valve body through a filtering cover and then is blocked, and the filtering cover is pressed at the upper end of the filtering net after being installed.

This gate valve has better filtering capability, does not produce vibration during the use basically, but debris can filter in filter core department when using, the condition of shutoff takes place for a long time easily, and this gate valve filter core department is difficult to take out in addition, and is comparatively troublesome when changing the filter core after long-time the use.

To this end, we propose a gate valve that facilitates the replacement of the filter cartridge to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a gate valve with a filter element easy to replace, so as to solve the problems of the background art mentioned above.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a gate valve convenient to renew cartridge, includes the valve body, valve body bottom one side rigid coupling inlet tube, the inlet tube free end rigid coupling filter chamber, set up the filter chamber in the filter chamber, filter chamber intercommunication inlet tube, the notch is seted up on the filter chamber top, the grafting filter assembly in the notch, filter assembly is including pegging graft intraoral metal frame and fixed plate in the notch, a plurality of second screw thread posts of metal frame top surface rigid coupling, correspond a plurality of second screw thread post positions on the fixed plate and set up a plurality of second through-holes, second screw thread post passes second through-hole and threaded connection second nut, the inboard rigid coupling filter core of metal frame.

Preferably, one side of the filter chamber, which is far away from the water inlet pipe, is fixedly connected with a water inlet connecting pipe, the outer side wall of the free end of the water inlet connecting pipe is fixedly connected with a first connecting flange, the water inlet connecting pipe is communicated with the filter chamber, and the bottom surface of the filter chamber is lower than the height of the inner side bottom surface of the water inlet pipe.

Preferably, the bottom surface of the filter cavity is provided with a notch corresponding to the notch, the bottom end of the metal frame is inserted into the notch, the metal frame is fixedly connected with the second silica gel layer corresponding to the notch, and the metal frame is fixedly connected with the first silica gel layer corresponding to the notch.

Preferably, the top surface of the filtering chamber is fixedly connected with a plurality of first threaded columns at two sides of the notch, a plurality of first through holes are formed in the fixing plate corresponding to the first threaded columns, and the first threaded columns penetrate through the first through holes and are in threaded connection with first nuts.

Preferably, a valve cavity is formed in the valve body, the valve cavity is rotationally connected with the valve core, a valve channel is formed in the valve core, the position, far away from the water inlet pipe, of the outer side wall of the valve body is fixedly connected with a water outlet pipe, the outer side of the free end of the water outlet pipe is fixedly connected with a second connecting flange, and the valve cavity is communicated with the water outlet pipe and the water inlet pipe.

Preferably, the valve body is rotatably connected with a valve rod, the bottom end of the valve rod is fixedly connected with the valve core, and the top end of the valve rod is positioned on the outer side of the valve body and fixedly connected with a handle.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the filter cavity is arranged, and the bottom surface of the filter cavity is low, so that filtered impurities can be accumulated at the bottom of the filter cavity, and the phenomenon of blockage at the filter element is avoided.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged structural view of the cross-sectional explosion structure at the filtering chamber of the present invention;

FIG. 3 is an enlarged structural diagram of the cross-sectional structure of the present invention.

In the figure: 1. a valve body; 2. a water inlet pipe; 3. a filtering chamber; 4. a filter assembly; 5. a water inlet connecting pipe; 6. a water outlet pipe; 11. a valve cavity; 12. a valve core; 13. a valve stem; 14. a handle; 15. a valve way; 31. a filter chamber; 32. a notch; 33. grooving; 34. a first threaded post; 35. a first through hole; 36. a first nut; 41. a metal frame; 42. a fixing plate; 43. a second threaded post; 44. a second through hole; 45. a second nut; 46. a filter element; 47. a first silica gel layer; 48. a second silica gel layer; 51. a first connecting flange; 61. a second attachment flange.

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.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a gate valve convenient to renew cartridge, includes valve body 1, 1 bottom one side rigid coupling inlet tube 2 of valve body, 2 free ends of inlet tube rigid coupling filter chamber 3, set up filter chamber 31 in the filter chamber 3, filter chamber 31 intercommunication inlet tube 2, valve cavity 11 is seted up to 1 inside of valve body, 11 internal rotation in valve cavity connects case 12, case 12 is inside to be seted up valve way 15, 2 position rigid coupling outlet pipes 6 of inlet tube are kept away from to 1 lateral wall of valve body, 6 free end outside rigid coupling second flange 61 of outlet pipe, valve cavity 11 intercommunication outlet pipe 6 and inlet tube 2, when using, will intake connecting pipe 5 through first flange 51 be connected to the inlet channel on, will go out pipe 2 through second flange 61 be connected to the outlet channel on.

Referring to fig. 3, a valve rod 13 is rotatably connected inside the valve body 1, the bottom end of the valve rod 13 is fixedly connected with the valve core 12, the top end of the valve rod 13 is positioned outside the valve body 1 and is fixedly connected with a handle 14, the valve is operated to open and close through the valve rod 13, when the valve is opened, water enters the filter cavity 31 through the water inlet connecting pipe 5, enters the water inlet pipe 2 after being filtered through the filter assembly 4, then flows out through the water outlet pipe 6, and impurities are filtered through the filter assembly 4, so that the condition of valve channel blockage in the valve core 12 is avoided.

Referring to fig. 2-3, the top end of the filter cavity 31 is provided with a notch 32, the filter assembly 4 is inserted into the notch 32, the filter assembly 4 includes a metal frame 41 inserted into the notch 32 and a fixing plate 42, the top surface of the metal frame 41 is fixedly connected to a plurality of second threaded columns 43, the fixing plate 42 is provided with a plurality of second through holes 44 corresponding to the plurality of second threaded columns 43, the second threaded columns 43 pass through the second through holes 44 and are in threaded connection with second nuts 45, and the inner side of the metal frame 41 is fixedly connected to a filter element 46.

Referring to fig. 1, one side of the filtering chamber 3, which is far away from the water inlet pipe 2, is fixedly connected with a water inlet connecting pipe 5, the outer side wall of the free end of the water inlet connecting pipe 5 is fixedly connected with a first connecting flange 51, the water inlet connecting pipe 5 is communicated with the filtering chamber 31, the bottom surface of the filtering chamber 31 is lower than the bottom surface of the inner side of the water inlet pipe 2, the filtering chamber 31 is arranged, and the bottom surface of the filtering chamber 31 is lower, so that filtered impurities can be accumulated at the bottom of the filtering chamber 31, and the phenomenon that the filtering core 46 is blocked is avoided.

Referring to fig. 2, a notch 33 is formed in a position of the bottom surface of the filter cavity 31 corresponding to the notch 32, the bottom end of the metal frame 41 is inserted into the notch 33, a second silica gel layer 48 is fixedly connected to the metal frame 41 corresponding to the notch 33, and a first silica gel layer 47 is fixedly connected to the metal frame 41 corresponding to the notch 32.

Referring to fig. 2, the top surface of the filtering chamber 3 at two sides of the slot 32 is fixedly connected with a plurality of first threaded posts 34, a plurality of first through holes 35 are formed in the fixing plate 42 corresponding to the first threaded posts 34, the first threaded posts 34 pass through the first through holes 35 and are in threaded connection with the first nuts 36, when the filter element 46 needs to be replaced, the filtering assembly 4 can be taken out by removing the first nuts 36, and then the second nuts 45 are removed, so that the metal frame 41 and the filter element 46 can be taken out and replaced, which is more convenient.

The working principle is as follows: when the utility model is used, the water inlet connecting pipe 5 is connected to a water inlet pipe through the first connecting flange 51, the water outlet pipe 2 is connected to a water outlet pipe through the second connecting flange 61, the valve is operated to open and close through the valve rod 13, when the valve is opened, water enters the filter cavity 31 from the water inlet connecting pipe 5, enters the water inlet pipe 2 after being filtered by the filter component 4, then flows out from the water outlet pipe 6, impurities are filtered out through the filter component 4, and the condition that a valve channel in the valve core 12 is blocked is avoided, the utility model is provided with the filter cavity 31, the bottom surface of the filter cavity 31 is low, so that the filtered impurities can be accumulated at the bottom of the filter cavity 31, and the phenomenon that the filter element 46 is blocked is avoided, when the filter element 46 is replaced, the first nut 36 is removed, then the filter component 4 can be taken out, then the second nut 45 is removed, the metal frame 41 and the filter element 46 can be taken out and replaced, the replacement is more 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 (6)

1. The utility model provides a gate valve convenient to renew cartridge, includes valve body (1), its characterized in that:

one side of the bottom end of the valve body (1) is fixedly connected with a water inlet pipe (2), the free end of the water inlet pipe (2) is fixedly connected with a filtering chamber (3), a filtering chamber (31) is arranged in the filtering chamber (3), and the filtering chamber (31) is communicated with the water inlet pipe (2);

notch (32) are seted up to filter chamber (31) top, filtering component (4) are inserted in notch (32), filtering component (4) are including grafting metal frame (41) and fixed plate (42) in notch (32), a plurality of second screw thread post (43) of metal frame (41) top surface rigid coupling, a plurality of second through-holes (44) are seted up to corresponding a plurality of second screw thread post (43) position on fixed plate (42), second screw thread post (43) pass second through-hole (44) and threaded connection second nut (45), metal frame (41) inboard rigid coupling filter core (46).

2. A gate valve for facilitating filter cartridge replacement as claimed in claim 1, wherein: filter chamber (3) are kept away from inlet tube (2) one side rigid coupling connecting pipe (5) of intaking, the first flange (51) of connecting pipe (5) free end lateral wall rigid coupling of intaking, intake connecting pipe (5) intercommunication filter chamber (31), filter chamber (31) bottom surface position is less than the inboard bottom surface height of inlet tube (2).

3. A gate valve for facilitating filter cartridge replacement as claimed in claim 1, wherein: the filter chamber (31) bottom surface corresponds notch (32) position and offers fluting (33), grafting in fluting (33) is in metal frame (41) bottom, metal frame (41) corresponds fluting (33) position rigid coupling second silica gel layer (48), metal frame (41) corresponds notch (32) position rigid coupling first silica gel layer (47).

4. A gate valve for facilitating filter cartridge replacement as claimed in claim 1, wherein: the top surface of the filtering chamber (3) is fixedly connected with a plurality of first threaded columns (34) at two sides of the notch (32), a plurality of first through holes (35) are formed in the fixing plate (42) corresponding to the first threaded columns (34), and the first threaded columns (34) penetrate through the first through holes (35) and are in threaded connection with first nuts (36).

5. A gate valve for facilitating filter cartridge replacement as claimed in claim 1, wherein: the water inlet valve is characterized in that a valve cavity (11) is formed in the valve body (1), the valve core (12) is rotationally connected in the valve cavity (11), a valve channel (15) is formed in the valve core (12), the outer side wall of the valve body (1) is far away from the water inlet pipe (2) and fixedly connected with the water outlet pipe (6), the outer side of the free end of the water outlet pipe (6) is fixedly connected with a second connecting flange (61), and the valve cavity (11) is communicated with the water outlet pipe (6) and the water inlet pipe (2).

6. A gate valve for facilitating filter cartridge replacement as claimed in claim 5, wherein: the valve is characterized in that a valve rod (13) is rotatably connected inside the valve body (1), the bottom end of the valve rod (13) is fixedly connected with a valve core (12), and the top end of the valve rod is positioned on the outer side of the valve body (1) and is fixedly connected with a handle (14).

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