CN220828541U

CN220828541U - Protective structure of throttle valve

Info

Publication number: CN220828541U
Application number: CN202322724787.3U
Authority: CN
Inventors: 王岩
Original assignee: Jinhu Hengli Machinery Co ltd
Current assignee: Jinhu Hengli Machinery Co ltd
Priority date: 2023-10-11
Filing date: 2023-10-11
Publication date: 2024-04-23
Anticipated expiration: 2033-10-11

Abstract

The utility model discloses a protective structure of a throttle valve, which belongs to the field of throttle valves and aims to solve the problems that in the use process of the throttle valve, the protective effect on the interior of a valve body is not obvious, fluid is easy to impact the interior when entering the interior of the valve body, so that the valve body is damaged and the normal use of the throttle valve is affected; according to the utility model, the valve core can move upwards by rotating the operating rod, at the moment, fluid can flow, when the fluid enters the inside of the inflow channel, the fluid can impact the buffer rod and squeeze the buffer spring, at the moment, the buffer rod changes the angle, the fluid can be buffered by the buffer rod, then the fluid can continue to flow, and can enter the curved buffer diversion part, the fluid can continuously impact the buffer diversion part, the impact force of the fluid can be effectively slowed down, and meanwhile, the buffer block and the buffer bulge can deform due to the impact of the fluid, so that the inside of the buffer diversion part can be protected, and the throttle valve structure can be protected.

Description

Protective structure of throttle valve

Technical Field

The utility model relates to the field of throttle valves, in particular to a protective structure of a throttle valve.

Background

A throttle valve is a valve that controls the flow of a fluid by changing the throttle cross section or throttle length. The throttle valve and the one-way valve are connected in parallel to form the one-way throttle valve. The throttle valve and the one-way throttle valve are simple flow control valves, the throttle valve has no flow negative feedback function, and can not compensate unstable speed caused by load change, and the throttle valve is generally only used in occasions with little load change or low speed stability requirement.

A throttle valve structure is proposed in the document with the authority publication number CN214534502U, which comprises a throttle body, a throttle valve cover, a throttle valve stem, a throttle valve gasket and a throttle valve joint; be equipped with liquid water outlet on the throttle body, throttle body upper end opening and throttle valve gap connection, throttle valve gap interpolation throttle valve rod, throttle valve gap are used for fixed throttle valve rod to flow size through throttle valve rod control regulation liquid makes this valve body have simple structure, small in size's advantage, is applicable to domestic appliance, nevertheless in above-mentioned document, though can change the flow of fluid, at the in-process that the throttle valve used, the protection effect to the valve body inside is not obvious, and the fluid causes the impact to inside easily when getting into the valve body inside, leads to the valve body impaired, influences the normal use of throttle valve.

Disclosure of utility model

The utility model aims to solve the problems that in the prior art, in the using process of a throttle valve, the protection effect on the inside of a valve body is not obvious, fluid is easy to impact the inside when entering the inside of the valve body, so that the valve body is damaged and the normal use of the throttle valve is affected, and provides a protection structure of the throttle valve, so that the defects are overcome, and the throttle valve is convenient to use.

In order to achieve the above purpose, the technical scheme provided by the utility model is as follows:

the utility model relates to a protective structure of a throttle valve, which comprises a throttle valve structure, wherein the throttle valve structure comprises a valve body and a flow channel arranged in the valve body, a supporting cylinder is arranged at the upper end of the valve body, an operating rod is connected in a threaded manner in the supporting cylinder, a valve core is connected at the other end of the operating rod, a buffering flow guiding part and a fluid buffering part are arranged in the flow channel, fluid can be buffered through the buffering flow guiding part and the fluid buffering part, and a protective piece for protecting is arranged at the outer side of the valve body;

The inner wall of the buffering diversion part is provided with a wavy buffering block, the buffering diversion part is in a bent shape, the inner wall of the buffering diversion part is also provided with a buffering bulge, fluid enters the valve body from the flow channel and impacts the inner wall of the buffering diversion part, and the buffering block and the buffering bulge deform and can protect the inside of the buffering diversion part;

The fluid buffer part comprises a connecting part arranged on the inner wall of the flow channel and a buffer rod movably connected to one side of the connecting part, one side of the buffer rod, which is close to the buffer flow guiding part, is provided with a buffer spring, the other end of the buffer spring is connected with the side wall of the buffer flow guiding part, and an embedded elastic pad is embedded on the side wall of the buffer rod.

Preferably, the fluid buffer parts are provided with two groups, and the two groups of the fluid buffer parts are symmetrically distributed about the central line of the flow channel.

Preferably, the valve core is positioned in the valve body, and the valve core can be driven to move up and down by rotating the operating rod.

Preferably, a sealing gasket is arranged on the outer wall of the valve core, the sealing gasket plays a role in sealing, a positioning groove is formed in the inner wall of the flow channel, and the positioning groove is matched with the valve core.

Preferably, the protection piece comprises an anti-collision frame and a mounting block arranged on one side of the anti-collision frame, wherein an opening is formed in the surface of the anti-collision frame and is in a semicircular shape and used for accommodating the lower part of the supporting cylinder.

Preferably, the anti-collision frame is provided with two groups, and the valve body can be wrapped by the shape formed by the two groups of anti-collision frames.

Compared with the prior art, the technical scheme provided by the utility model has the following beneficial effects:

(1) According to the protective structure of the throttle valve, through the arranged flow channel, the buffer rod, the extrusion spring, the buffer flow guiding part, the buffer block and the buffer bulge, an operator rotates the operating rod and can drive the valve core to move up and down by matching with the supporting cylinder, so that the flow rate of fluid can be changed, when the fluid enters the inside of the flow channel, the fluid can impact the buffer rod and extrude the buffer spring, at the moment, the buffer rod changes in angle, the fluid can be buffered by the buffer rod, then the fluid continues to flow and can enter the curved buffer flow guiding part, the fluid can continuously impact the buffer flow guiding part, the impact force of the fluid can be effectively slowed down, and meanwhile, the buffer block and the buffer bulge can deform due to the impact of the fluid, so that the inside of the buffer flow guiding part can be protected, and the throttle valve structure can be protected.

(2) According to the protective structure of the throttle valve, through the arranged anti-collision frames, the openings and the mounting blocks, an operator holds the two groups of anti-collision frames and places the two groups of anti-collision frames on the outer side of the valve body respectively, at the moment, the lower part of the supporting cylinder can be in contact with the openings, then the two groups of anti-collision frames can be fixed by the mounting blocks and the bolts, and the anti-collision frames can be fixed on the outer side of the valve body, so that the valve body can be prevented from being damaged.

Drawings

FIG. 1 is an overall block diagram of the present utility model;

FIG. 2 is a schematic plan view of a buffer baffle and valve core of the present utility model;

FIG. 3 is a schematic plan view of a fluid cushion of the present utility model;

FIG. 4 is an enlarged schematic view of FIG. 3A in accordance with the present utility model;

fig. 5 is a schematic view of the structure of the protector according to the present utility model.

In the figure: 1. a throttle valve structure; 11. a valve body; 12. a support cylinder; 13. an operation lever; 14. a flow channel; 15. a valve core; 151. a sealing gasket; 152. a positioning groove; 16. a buffer diversion part; 161. a buffer block; 162. a buffer protrusion; 17. a fluid buffer; 171. a connection part; 172. a buffer rod; 173. a buffer spring; 174. an elastic pad is embedded; 18. a protective member; 181. an anti-collision frame; 182. an opening; 183. and (5) installing a block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

For a further understanding of the present utility model, the present utility model will be described in detail with reference to the drawings.

Referring to fig. 1, the protection structure of a throttle valve according to the present utility model includes a throttle valve structure 1, the throttle valve structure 1 includes a valve body 11 and a flow channel 14 provided inside the valve body 11, the valve body 11 is connected with a pipe, and the pipe is communicated with the flow channel 14, a support cylinder 12 is installed at an upper end of the valve body 11, an operation rod 13 is connected to an internal thread of the support cylinder 12, a valve core 15 is connected to the other end of the operation rod 13, a buffer guide portion 16 and a fluid buffer portion 17 are installed in the flow channel 14, fluid can be buffered through the buffer guide portion 16 and the fluid buffer portion 17, and a protection member 18 for protection is installed at an outer side of the valve body 11.

The utility model is further described below with reference to examples.

Embodiment one:

In combination with fig. 2-4, be provided with the buffer block 161 that is the wave shape on the inner wall of buffering guiding portion 16, and buffering guiding portion 16 is crooked form, still be provided with buffer protrusion 162 on the inner wall of buffering guiding portion 16, fluid gets into valve body 11 from the passageway 14, and strike on buffering guiding portion 16 inner wall, buffer block 161 and buffering protrusion 162 can produce deformation, both can protect buffering guiding portion 16 inside, fluid buffer portion 17 includes connecting portion 171 and the buffer rod 172 of swing joint in connecting portion 171 one side of setting up on the inner wall of passageway 14, one side that buffering rod 172 is close to buffering guiding portion 16 is provided with buffer spring 173, and buffer spring 173's the other end and buffering guiding portion 16's lateral wall are connected, the embedding is provided with embedded elastic pad 174 on buffer rod 172's the lateral wall, embedded elastic pad 174 is used for keeping off buffer rod 172 and buffering guiding portion 16, in order to avoid buffer rod 172 to directly bump into buffering guiding portion 16 and cause the damage, fluid buffer portion 17 is provided with two sets of, and two sets of fluid buffer portion 17 are located the central line symmetry of passageway 14 and distribute, 15 are located 11 on the inner wall 15 and inner wall 15 through the valve body 13 can drive the valve core 14 up through the valve core 15 down, seal groove 151 is located to the valve core 15 when the valve core 15 is moved, and the valve core 15 is sealed up through the inner wall of the valve core 15 is moved, and the valve core 15 is sealed and the valve core is located down, and the valve core 15 is sealed and the flow is moved down.

In this embodiment, the operating lever 13 is rotated by the operator, and the supporting cylinder 12 is matched to drive the valve core 15 to move up and down, so that the flow of fluid can be changed, and when the fluid enters the inflow channel 14, the fluid can impact on the buffer rod 172 and squeeze the buffer spring 173, at this time, the buffer rod 172 changes the angle, the fluid can be buffered by the buffer rod 172, then the fluid continues to flow, and the fluid can enter the curved buffer guide portion 16, so that the impact force of the fluid can be effectively slowed down, and meanwhile, the buffer block 161 and the buffer protrusion 162 can deform due to the impact of the fluid, so that the buffer guide portion 16 can be protected, and the throttle valve structure 1 can be protected.

Embodiment two:

Referring to fig. 5, the protection member 18 includes an anti-collision frame 181 and a mounting block 183 disposed at one side of the anti-collision frame 181, and an opening 182 is formed in a surface of the anti-collision frame 181, the opening 182 is in a semicircular shape for accommodating a lower portion of the support cylinder 12, the anti-collision frame 181 is provided with two groups, and the valve body 11 can be wrapped by the shape formed by the two groups of the anti-collision frames 181.

In this embodiment, the operator holds the two groups of anti-collision frames 181 and puts them on the outer sides of the valve body 11 respectively, at this time, the lower portion of the supporting cylinder 12 can be in contact with the opening 182, then the two groups of anti-collision frames 181 can be fixed by using the mounting blocks 183 and bolts, and the anti-collision frames 181 can be fixed on the outer sides of the valve body 11, so that the valve body 11 can be anti-collision protected, so as to avoid damage to the valve body 11.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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 utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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

1. The utility model provides a protective structure of choke valve, includes choke valve structure (1), its characterized in that: the throttle valve structure (1) comprises a valve body (11) and a flow channel (14) formed in the valve body (11), a supporting cylinder (12) is arranged at the upper end of the valve body (11), an operating rod (13) is connected to the inner thread of the supporting cylinder (12), a valve core (15) is connected to the other end of the operating rod (13), a buffering guide part (16) and a fluid buffering part (17) are arranged in the flow channel (14), fluid can be buffered through the buffering guide part (16) and the fluid buffering part (17), and a protecting piece (18) is arranged on the outer side of the valve body (11);

the inner wall of the buffering flow guiding part (16) is provided with a buffering block (161), the buffering flow guiding part (16) is in a bent shape, the inner wall of the buffering flow guiding part (16) is also provided with a buffering bulge (162), and fluid enters the valve body (11) from the flow channel (14) and impacts the inner wall of the buffering flow guiding part (16);

The fluid buffer part (17) comprises a connecting part (171) arranged on the inner wall of the flow channel (14) and a buffer rod (172) movably connected to one side of the connecting part (171), a buffer spring (173) is arranged on one side, close to the buffer flow guiding part (16), of the buffer rod (172), the other end of the buffer spring (173) is connected with the side wall of the buffer flow guiding part (16), and an embedded elastic pad (174) is embedded on the side wall of the buffer rod (172).

2. The protective structure of a throttle valve according to claim 1, wherein: the fluid buffer parts (17) are provided with two groups, and the two groups of the fluid buffer parts (17) are symmetrically distributed about the central line of the flow channel (14).

3. The protective structure of a throttle valve according to claim 1, wherein: the valve core (15) is positioned in the valve body (11), and the valve core (15) can be driven to move up and down by rotating the operating rod (13).

4. A throttle valve guard structure according to claim 3, characterized in that: the valve core is characterized in that a sealing gasket (151) is arranged on the outer wall of the valve core (15), the sealing gasket (151) plays a role in sealing, a positioning groove (152) is formed in the inner wall of the flow channel (14), and the positioning groove (152) is matched with the valve core (15).

5. The protective structure of a throttle valve according to claim 1, wherein: the protection piece (18) comprises an anti-collision frame (181) and a mounting block (183) arranged on one side of the anti-collision frame (181), an opening (182) is formed in the surface of the anti-collision frame (181), and the opening (182) is semicircular.

6. The throttle valve guard structure according to claim 5, wherein: the anti-collision frame (181) is provided with two groups, and the valve body (11) can be wrapped by the shape formed by the two groups of anti-collision frames (181).