CN217130677U

CN217130677U - Stop valve for water heating equipment

Info

Publication number: CN217130677U
Application number: CN202220438518.3U
Authority: CN
Inventors: 徐宝敏; 朱巧
Original assignee: Zhejiang Watanke Plumbing Equipment Technology Co ltd
Current assignee: Zhejiang Watanke Plumbing Equipment Technology Co ltd
Priority date: 2022-03-02
Filing date: 2022-03-02
Publication date: 2022-08-05
Anticipated expiration: 2032-03-02

Abstract

The utility model discloses a stop valve for water heating equipment, access mechanism are provided with the connecting pipe including the three-way pipe that the symmetry set up between one side that two three-way pipe surfaces are close to each other, and the both ends of connecting pipe are linked together with the one end of three-way pipe respectively, and the one end of two three-way pipes all communicates has the right angle pipe, is provided with between one side that right angle pipe and connecting pipe surface are close to each other and inserts the pipe, the utility model relates to a stop valve technical field. This a stop valve for hot-water heating equipment, when need dismantle after the inside scale deposit of stop valve and maintain or change, the traveller slides in the access pipe is inside, and by the connecting pipe inside of sliding into the right angle pipe, blocks up right angle pipe inside for hot-water heating pipe-line system communicates through the connecting pipe, thereby has avoided the dismantlement of stop valve to influence hot-water heating equipment's use, has solved the problem that influences hot-water heating equipment use through dismantling behind the inside production structure of stop valve through the combination of above-mentioned structure.

Description

Stop valve for water heating equipment

Technical Field

The utility model relates to a stop valve technical field specifically is a stop valve for hot-water heating equipment.

Background

The stop valve is also called a gate valve and belongs to a forced sealing type valve, so when the valve is closed, pressure must be applied to the valve clack to force the sealing surface not to leak. When the medium enters the valve from the lower part of the valve clack, the resistance to be overcome by the operating force is the friction force between the valve rod and the packing and the thrust generated by the pressure of the medium, the force for closing the valve is larger than the force for opening the valve, so the diameter of the valve rod is larger, otherwise the failure of the valve rod buckling can occur.

When the stop valve water heating equipment is used, the inside alkaline scaling that produces of stop valve is easily caused due to the high temperature of water heating, thereby influencing the use of stop valve, and traditional flange joint makes things convenient for the dismantlement of stop valve, but after the stop valve is dismantled, the water heating pipe system is disconnected, thereby influencing the use of water heating equipment, consequently need solve to above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a stop valve for hot-water heating equipment has solved the inside problem that influences hot-water heating equipment and use of dismantling behind the structure that produces of stop valve.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a stop valve for hot-water heating equipment, including the stop valve, the outside of stop valve is provided with access mechanism.

The access mechanism comprises three-way pipes which are symmetrically arranged, a connecting pipe is arranged between the two adjacent sides of the outer surfaces of the three-way pipes, two ends of the connecting pipe are respectively communicated with one end of the three-way pipe, one end of each of the two three-way pipes is communicated with a right-angle pipe, an access pipe is arranged between the right-angle pipe and one side of the outer surface of the connecting pipe, which is close to each other, the inside of the access pipe is communicated with the inside of the connecting pipe in a penetrating way, the interior of the access pipe is communicated with the interior of the right-angle pipe in a penetrating way, a sliding column is arranged in the access pipe, the sliding column slides in the access pipe through the driving component, the outer surface of the sliding column is respectively movably connected with the right-angle pipes and the connecting pipe, one end of each of the two right-angle pipes is communicated with the inside of the stop valve through a flange, the outer surface of the flange is provided with an embedded groove, and the inner surface of the embedded groove is clamped with a sealing ring.

Preferably, the driving assembly comprises a support plate and a chute, and the chute is arranged in the connecting pipe and is in a through state.

Preferably, the inner surface of the sliding groove is connected with a sliding strip in a sliding mode, and one end of the sliding strip is fixedly connected with the outer surface of the sliding column.

Preferably, the outer surface of the slide bar is fixedly connected with an arc plate in a penetrating manner, and the outer surface of the arc plate is movably connected with the outer surface of the connecting pipe.

Preferably, one end of the sliding strip is fixedly connected with a threaded sleeve, and the inner surface of the threaded sleeve is in threaded connection with a screw rod.

Preferably, the outer surface of the support plate is fixedly connected with the outer surface of the connecting pipe, and the outer surface of the screw rod is connected with the inside of the support plate in a penetrating and rotating mode.

Advantageous effects

The utility model provides a stop valve for water heating equipment. Compared with the prior art, the method has the following beneficial effects:

(1) this a stop valve for hot-water heating equipment, through setting up the access mechanism, through the three-way pipe, the connecting pipe, the combination of right angle pipe and flange isotructure, can be in original stop valve installation station department, form a parallel pipe-line system who has the stop valve, the access pipe is linked together two parallelly connected pipelines again simultaneously, therefore need dismantle when maintaining or changing after the inside scale deposit of stop valve, the traveller is at the inside slip of access pipe, and inside by the connecting pipe slip right angle pipe, block up right angle intraduct, make hot-water heating pipe-line system communicate through the connecting pipe, thereby the dismantlement of having avoided the stop valve influences hot-water heating equipment's use, the problem that influences hot-water heating equipment use has been solved to the combination of above-mentioned structure behind the inside production structure of stop valve.

(2) This a stop valve for hot-water heating equipment, through setting up drive assembly, at first the commentaries on classics board through lead screw one end rotates the lead screw, and because the threaded connection of lead screw and swivel nut, thereby the swivel nut drives the draw runner and slides in the spout is inside, and drive the traveller and block up right-angle pipe or connecting pipe inserting inside slip, because the traveller is in and inserts insidely, adopt the motion of the drive traveller that this kind of mode can be fine, and carry on spacingly to the traveller to be convenient for the better use of hot-water heating equipment pipe-line system.

Drawings

Fig. 1 is a top view of the external structure of the present invention;

FIG. 2 is a side view of the external structure of the flange of the present invention

Fig. 3 is a side view of the internal structure of the access tube of the present invention.

In the figure: 1-stop valve, 2-access mechanism, 21-tee pipe, 22-connecting pipe, 23-right angle pipe, 24-access pipe, 25-sliding column, 26-driving component, 261-supporting plate, 262-sliding groove, 263-sliding strip, 264-arc plate, 265-screw sleeve, 266-screw rod, 27-flange, 28-embedded groove and 29-sealing ring.

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.

Referring to fig. 1-3, the present invention provides a technical solution: the stop valve for the water heating equipment comprises a stop valve 1, wherein an access mechanism 2 is arranged outside the stop valve 1; the access mechanism 2 comprises three-way pipes 21 which are symmetrically arranged, two ends of each three-way pipe 21 are communicated with a water heating pipeline system, a connecting pipe 22 is arranged between one sides of the outer surfaces of the two three-way pipes 21 which are close to each other, two ends of each connecting pipe 22 are respectively communicated with one end of each three-way pipe 21, one end of each three-way pipe 21 is communicated with a right-angle pipe 23, an access pipe 24 is arranged between one sides of the outer surfaces of the right-angle pipes 23 and the outer surfaces of the connecting pipes 22 which are close to each other, the inside of the access pipe 24 is communicated with the inside of the connecting pipe 22 in a penetrating manner, the inside of the access pipe 24 is communicated with the inside of the right-angle pipe 23 in a penetrating manner, a sliding column 25 is arranged inside the access pipe 24, the outer diameter of the sliding column 25 is matched with the inner diameter of the access pipe 24 in size, the sliding column 25 is made of a material which is high temperature resistant, wear resistant and has good sealing property, the sliding column 25 slides inside the access pipe 24 through a driving component 26, the outer surface of the sliding column 25 is respectively movably connected with the inside of the right-angle pipes 23 and the connecting pipes 22, when the sliding column 25 is connected with the inside of the right-angle pipe 23 and the connecting pipe 22, the inside of the right-angle pipe 23 and the connecting pipe 22 can be blocked, one end of each of the two right-angle pipes 23 is communicated with the inside of the stop valve 1 through a flange 27, the outer surface of the flange 27 is provided with an embedded groove 28, the inner surface of the embedded groove 28 is clamped with a sealing ring 29, the sealing ring 29 can enhance the sealing property of connection between flange plates, the outer dimension of the sealing ring 29 is larger than the inner dimension of the embedded groove 28 and is made of a high-temperature-resistant material with good sealing property, the driving component 26 comprises a supporting plate 261 and a sliding groove 262, the sliding groove 262 is arranged inside the connecting pipe 22 and is in a through state, the inner surface of the sliding groove 262 is connected with a sliding strip 263 in a sliding manner, the outer width dimension of the sliding strip 263 is matched with the inner width dimension of the sliding groove 262, the sliding strip 263 is made of a high-temperature-resistant material with wear resistance, one end of the sliding strip 263 is fixedly connected with the outer surface of the sliding column 25, the outer surface of the sliding strip 263 penetrates through and is fixedly connected with an arc plate 264, the outer surface of the arc plate 264 is movably connected with the outer surface of the connecting pipe 22, one end of the sliding strip 263 is fixedly connected with a threaded sleeve 265, the inner surface of the threaded sleeve 265 is connected with a screw rod 266 in a threaded manner, one end of the screw rod 266 is provided with a rotating plate convenient to rotate, the outer surface of the supporting plate 261 is fixedly connected with the outer surface of the connecting pipe 22, the outer surface of the screw rod 266 penetrates through and is rotatably connected with the inside of the supporting plate 261, and the screw rod 266 is connected with the supporting plate 261 through a bearing (not shown in the figure).

And those not described in detail in this specification are well within the skill of those in the art.

When the water heating device works, one ends of two three-way pipes 21 are connected with a pipeline system of the water heating device, then the screw rod 265 is rotated through the rotating plate, due to the threaded connection of the screw rod 265 and the screw sleeve 264, the screw sleeve 264 drives the sliding strip 263 to slide in the sliding groove 262 and drives the sliding column 25 to slide in the connecting pipe 24 and block the connecting pipe 22, then the hot air in the water heating device can be circulated through the three-way pipe 21, the right-angle pipe 23 flange 27 and the stop valve 1, after high-temperature alkaline scaling is generated in the stop valve 1, the screw rod 265 is rotated reversely, so that one end of the sliding column 25 slides in the triangular pipe 23 from the inside of the connecting pipe 24 and blocks the inside of the triangular pipe 23, one end of the sliding column 25 slides in the connecting pipe 24 from the inside of the connecting pipe 22 to break away from the blockage in the inside of the connecting pipe 22, and then the hot air can circulate in the pipeline system through the three-way pipe 21 and the connecting pipe 22, and then the stop valve 1 is detached by detaching the flange 27 for replacement or maintenance, after the stop valve 1 is mounted again, the connecting pipe 22 is blocked by rotating the lead screw 265, and the stop valve 1 can normally work.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. A stop valve for water heating equipment, including stop valve (1), its characterized in that: an access mechanism (2) is arranged outside the stop valve (1);

the connecting mechanism (2) comprises three-way pipes (21) which are symmetrically arranged, a connecting pipe (22) is arranged between the mutually close sides of the outer surfaces of the two three-way pipes (21), two ends of the connecting pipe (22) are respectively communicated with one end of the three-way pipe (21), one end of each of the two three-way pipes (21) is communicated with a right-angle pipe (23), an connecting pipe (24) is arranged between the mutually close sides of the outer surfaces of the right-angle pipe (23) and the connecting pipe (22), the inside of the connecting pipe (24) is communicated with the inside of the connecting pipe (22) in a penetrating manner, the inside of the connecting pipe (24) is communicated with the inside of the right-angle pipe (23) in a penetrating manner, a sliding column (25) is arranged inside the connecting pipe (24), the sliding column (25) slides inside the connecting pipe (24) through a driving component (26), and the outer surface of the sliding column (25) is respectively movably connected with the inside of the right-angle pipe (23) and the connecting pipe (22), two the one end of right angle pipe (23) all is linked together through flange (27) and the inside of stop valve (1), embedded groove (28) have been seted up to the surface of flange (27), the internal surface joint of embedded groove (28) has sealing washer (29).

2. The cutoff valve for water heating apparatus as set forth in claim 1 wherein: the driving assembly (26) comprises a support plate (261) and a sliding groove (262), and the sliding groove (262) is arranged in the connecting pipe (22) and is in a penetrating state.

3. The cutoff valve for the water heating apparatus as set forth in claim 2 wherein: the inner surface of the sliding groove (262) is connected with a sliding strip (263) in a sliding mode, and one end of the sliding strip (263) is fixedly connected with the outer surface of the sliding column (25).

4. The cutoff valve for water heating apparatus as set forth in claim 3 wherein: the outer surface of the slide bar (263) penetrates through and is fixedly connected with an arc plate (264), and the outer surface of the arc plate (264) is movably connected with the outer surface of the connecting pipe (22).

5. The cutoff valve for water heating apparatus as set forth in claim 3 wherein: one end of the sliding strip (263) is fixedly connected with a threaded sleeve (265), and the inner surface of the threaded sleeve (265) is in threaded connection with a screw rod (266).

6. The cutoff valve for the water heating apparatus as set forth in claim 5 wherein: the outer surface of the support plate (261) is fixedly connected with the outer surface of the connecting pipe (22), and the outer surface of the screw rod (266) is connected with the interior of the support plate (261) in a penetrating and rotating mode.