Quick-closing valve

Abstract

The utility model relates to the technical field of quick-closing valves, in particular to a quick-closing valve, which comprises a main body component, a quick-closing valve body, a mounting component arranged at the end part of the quick-closing valve body, and a clamping component arranged in the mounting component, the quick-closing valve body and the end of the mounting assembly are inserted outside a pipeline to be mounted, then the output assembly is shifted, the guide assembly rotates in the mounting assembly, the quick-closing valve body and the end of the mounting assembly are inserted outside the pipeline to be mounted, and then the quick-closing valve body and the quick-closing valve body are mounted in the pipeline to be mounted. And in the rotating process, the abutting clamping assembly descends, meanwhile, the to-be-installed pipeline is clamped and fixed through the clamping assembly, finally, the output assembly is locked, and therefore the purpose of rapidly installing the quick-closing valve body is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of quick-closing valves, in particular to a quick-closing valve. Background Art

[0002] The quick-closing valve, also known as the main valve, is the main closing mechanism between the main steam pipeline and the steam turbine. It cuts off the steam inlet of the steam turbine in an emergency and stops the unit quickly to protect the unit. The existing quick-closing valve installation method mostly uses a flange and bolt combination to connect the quick-closing valve to the pipeline, but this installation method requires the preparation of the required tools and materials, and the process is extremely cumbersome. Utility Model Content

[0003] In view of the problem that the quick-closing valve in the above or prior art is complicated to disassemble and assemble, the utility model is proposed.

[0004] Therefore, the purpose of the utility model is to provide a quick-closing valve.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions: including:

[0006] The main body component includes a quick-closing valve body, a mounting assembly arranged at the end of the quick-closing valve body, and a clamping assembly arranged in the mounting assembly;

[0007] The connecting component comprises a guide component arranged at the end of the clamping component and an output component arranged outside the guide component.

[0008] As a preferred solution of the quick-closing valve of the utility model, the installation assembly includes a mounting ring arranged at the end of the quick-closing valve body, a fixing groove opened on the inner wall of the mounting ring, and a sliding groove opened outside the mounting ring.

[0009] As a preferred solution of the quick-closing valve of the utility model, the clamping assembly includes an arc-shaped clamping plate arranged in the fixing groove, a sealing plate arranged on the inner wall of the arc-shaped clamping plate, a sliding rod arranged outside the arc-shaped clamping plate, and an inclined groove arranged outside the sliding rod.

[0010] As a preferred solution of the quick-closing valve of the utility model, the guide assembly includes an arc-shaped plate arranged in the slide groove, and an inclined rod arranged at the end of the arc-shaped plate.

[0011] As a preferred solution of the quick-closing valve of the utility model, the output assembly includes a connecting rod arranged at the end of the inclined rod, an output rod arranged outside the arc plate, an output port opened outside the output rod, and a slot opened on the side of the output rod.

[0012] As a preferred solution of the quick-closing valve of the utility model, it further comprises a locking component;

[0013] It comprises a receiving component arranged outside the installation component, a conversion component arranged inside the receiving component, a transmission component arranged outside the conversion component, and a plug-in component arranged inside the transmission component.

[0014] As a preferred solution of the quick-closing valve of the utility model, the accommodating assembly includes a gate-shaped block arranged outside the mounting ring, a notch opened on the gate-shaped block, a cavity opened in the gate-shaped block, and a limiting groove opened on the gate-shaped block.

[0015] As a preferred solution of the quick-closing valve of the utility model, the conversion assembly includes a lever, a conversion rod disposed at the notch position of the gate block, a spiral groove formed outside the conversion rod, and a coil spring sleeved outside the conversion rod;

[0016] Wherein, the lever is arranged in the output port.

[0017] As a preferred solution of the quick-closing valve of the utility model, wherein: the transmission component includes a rotating rod arranged outside the conversion rod, a movable groove opened on the rotating rod, and a moving rod arranged in the movable groove;

[0018] Wherein, the moving rod slides in the limiting groove.

[0019] As a preferred solution of the quick-closing valve of the utility model, the plug-in assembly includes a plug rod arranged in the end of the moving rod, a baffle arranged at the end of the plug rod, and a functional spring arranged outside the plug rod and between the baffle and the moving rod.

[0020] The beneficial effects of the quick-closing valve of the utility model are as follows: first, the quick-closing valve body and the end of the installation component are inserted outside the pipe to be installed, and then the output component is toggled to make the guide component rotate inside the installation component. During the rotation, it will resist the descent of the clamping component, and at the same time, the clamping component is used to clamp and fix the pipe to be installed, and finally the output component is locked, thereby achieving the purpose of quickly installing the quick-closing valve body. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0022] Figure 1 It is the overall schematic diagram of the quick closing valve.

[0023] Figure 2 Schematic diagram of the installation assembly structure of the quick-closing valve.

[0024] Figure 3 It is a schematic diagram of the front cross-section structure of the quick-closing valve installation component.

[0025] Figure 4 It is a schematic diagram of the reverse side structure of the quick-closing valve installation component cross section.

[0026] Figure 5 It is a schematic diagram of the overall structure of the gate block of the quick-closing valve.

[0027] Figure 6 Schematic diagram of the locking component structure of the quick-closing valve. DETAILED DESCRIPTION

[0028] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below in conjunction with the accompanying drawings.

[0029] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0030] Secondly, the term "one embodiment" or "embodiment" as used herein refers to a specific feature, structure or characteristic that may be included in at least one implementation of the present invention. The term "in one embodiment" that appears in different places in this specification does not necessarily refer to the same embodiment, nor does it refer to a separate or selective embodiment that is mutually exclusive with other embodiments.

[0031] Example 1, reference Figure 1 to Figure 2 , is the first embodiment of the utility model, which provides a quick-closing valve, comprising a main body component 100, including a quick-closing valve body 101, a mounting assembly 102 arranged at the end of the quick-closing valve body 101, and a clamping assembly 103 arranged in the mounting assembly 102; a connecting component 200, including a guide assembly 201 arranged at the end of the clamping assembly 103, and an output assembly 202 arranged outside the guide assembly 201. First, the quick-closing valve body 101 and the ends of the mounting assembly 102 are inserted outside the pipe to be installed, and then the output assembly 202 is moved to make the guide assembly 201 rotate in the mounting assembly 102. During the rotation, it will resist the downward movement of the clamping assembly 103, and at the same time, the clamping assembly 103 is used to clamp and fix the pipe to be installed, and finally the output assembly 202 is locked, thereby achieving the purpose of quickly installing the quick-closing valve body 101.

[0032] Example 2, reference Figure 1 to Figure 4 , which is the second embodiment of the utility model. Different from the previous embodiment, the mounting assembly 102 includes a mounting ring 102a arranged at the end of the quick-closing valve body 101, a fixing groove 102b opened on the inner wall of the mounting ring 102a, and a slide groove 102c opened outside the mounting ring 102a. The clamping assembly 103 includes an arc-shaped clamping plate 103a arranged in the fixing groove 102b, a sealing plate 103b arranged on the inner wall of the arc-shaped clamping plate 103a, a slide rod 103c arranged outside the arc-shaped clamping plate 103a, and an inclined groove 103d arranged outside the slide rod 103c. The end of the quick-closing valve body 101 is fixedly connected with the mounting ring 102a, the inner wall of the mounting ring 102a is provided with a fixing groove 102b, the outer side of the mounting ring 102a is provided with a slide groove 102c, the slide groove 102c is arranged in an arc shape, and a plurality of arc-shaped clamps are arranged in the fixing groove 102b. Plate 103a, the inner walls of the multiple arc-shaped clamping plates 103a are all provided with sealing plates 103b, and the multiple arc-shaped clamping plates 103a and the sealing plates 103b can form a circular ring, and the pipeline to be installed is clamped and fixed by the multiple arc-shaped plates 201a, and the multiple sealing plates 103b can increase the sealing between the quick-closing valve body 101 and the pipeline to be installed, and the multiple arc-shaped clamping plates 103a are located between the inner walls of the fixing groove 102b and a sliding rod 103c is provided, and the end of the sliding rod 103c is connected to the arc-shaped clamping plate 103a, and the end of the sliding rod 103c passes through the fixing groove 102b and the sliding groove 102c, and extends to the outside of the installation ring 102a. Through the setting of the sliding rod 103c, the movement of the arc-shaped clamping plate 103a can be guided, and at the same time, its movement stability can be increased. An inclined groove 103d is provided on the outer side of the rod body of the sliding rod 103c.

[0033] Furthermore, the guide assembly 201 includes an arc-shaped plate 201a arranged in the slide groove 102c, and an inclined rod 201b arranged at the end of the arc-shaped plate 201a. The output assembly 202 includes a connecting rod 202a arranged at the end of the inclined rod 201b, an output rod 202c arranged outside the arc-shaped plate 201a, an output port 202d opened outside the output rod 202c, and a slot 202e opened on the side of the output rod 202c. The interior of the slide groove 102c is slidably connected with a plurality of arc-shaped plates 201a, and the interior of the inclined groove 103d is slidably connected with an inclined rod 201b. In the process of the arc-shaped plate 201a driving the inclined rod 201b to move, the side of the inclined rod 201b will resist the sliding rod 103c to descend, so that the arc-shaped clamping plate 103a can descend to clamp and fix the pipe to be installed, thereby achieving the arc-shaped clamping plate 103a. 3a guiding purpose, one end of the inclined rod 201b is connected to the arc plate 201a, and the other end of the inclined rod 201b is fixed to the connecting rod 202a, and the end of the connecting rod 202a will be connected to the adjacent arc plates 201a, so that multiple arc plates 201a will be connected, thereby achieving the purpose of synchronous movement between multiple arc plates 201a, so that the synchronous movement between the above-mentioned multiple arc clamping plates 103a can be achieved, an output rod 202c is fixedly connected to the outer side of an arc plate 201a, and a penetrating output port 202d is provided on the rod body of the output rod 202c, and a slot 202e is provided on the side of the output rod 202c, and the multiple arc plates 201a can be moved in the slide groove 102c by toggling the output rod 202c, thereby achieving the effect of controlling the rotation of multiple arc plates 201a.

[0034] The rest of the structure is the same as that of Example 1.

[0035] When in use, firstly, the quick-closing valve body 101 and the mounting ring 102a are plugged into the outer wall of the pipe to be installed, and then the output rod 202c is moved. At this time, the arc plate 201a at the end of the output rod 202c will drive the connecting rod 202a to move. During the movement of the connecting rod 202a, the inclined rod 201b and the adjacent arc plate 201a will be driven to move. During the movement of the inclined rod 201b, its side will contact the inclined groove 103d, so that the sliding rod 103c moves toward the mounting ring 102 a moves, and at this time, the arc clamping plate 103a and the sealing plate 103b will also move toward the center of the installation ring 102a under the action of the sliding rod 103c, and the arc clamping plate 103a will clamp and fix the pipe to be installed, and the sealing plate 103b will fit the position where the pipe to be installed is connected with the quick-closing valve body 101, so as to increase the sealing between the pipe to be installed and the quick-closing valve body 101, and finally fix the output rod 202c, thereby achieving the purpose of quick installation of the quick-closing valve.

[0036] Example 3, reference Figure 1 to Figure 6, which is the third embodiment of the utility model. Different from the previous embodiment, it also includes a locking component 300; it includes a receiving component 301 arranged outside the installation component 102, a conversion component 302 arranged in the receiving component 301, a transmission component 303 arranged outside the conversion component 302, and a plug-in component 304 arranged in the transmission component 303. By moving the above-mentioned output component 202 toward the receiving component 301 and resisting the conversion component 302, the conversion component 302 is rotated and drives the transmission component 303 to rotate with the conversion component 302 as the center. At this time, the transmission component 303 will move the plug-in component 304 to insert it into the side of the output component 202 to lock it, thereby achieving the purpose of locking the above-mentioned output component 202.

[0037] Specifically, the accommodating assembly 301 includes a door-shaped block 301a disposed outside the mounting ring 102a, a notch 301b provided on the door-shaped block 301a, a cavity 301c provided in the door-shaped block 301a, and a limiting groove 301d provided on the door-shaped block 301a. The conversion assembly 302 includes a lever 302a, a conversion rod 302b disposed on the door-shaped block 301a at the notch 301b position, a spiral groove 302c provided outside the conversion rod 302b, and a coil spring 302d sleeved outside the conversion rod 302b; wherein, the lever 302a is provided at the position of the notch 301b of the notch 301b, and the spiral groove 302c is provided outside the conversion rod 302b. The rod 302a is arranged in the output port 202d, the side of the mounting ring 102a is fixedly connected with a door-shaped block 301a, the top of the door-shaped block 301a is provided with a notch 301b, the inside of the door-shaped block 301a is provided with a cavity 301c, the door-shaped block 301a is provided with a limiting groove 301d at the top of the cavity 301c, the cavity 301c can be connected with the outside through the limiting groove 301d, the lever 302a is fixedly connected in the output port 202d, the door-shaped block 301a is rotatably connected with the conversion rod 301a at the position of the notch 301b 02b, the bottom end of the conversion rod 302b passes through the notch 301b and extends into the cavity 301c, the outer side of the rod body of the conversion rod 302b located on the notch 301b is provided with a spiral groove 302c, and the top end of the spiral groove 302c passes through the conversion rod 302b, and the notch of the spiral groove 302c is larger than the lever 302a by a certain range, so that when the lever 302a follows the output rod 202c to slide in an arc, it can continuously resist the inner wall of the spiral groove 302c, so that the conversion rod 302b converts the sliding force of the output rod 202c into The force is changed to rotation, and the inner wall diameter of the above-mentioned output port 202d is larger than the outer wall diameter of the conversion rod 302b, so that when the output rod 202c is embedded in the notch 301b of the door-shaped block 301a, it will not interfere with the conversion rod 302b. The outer side of the rod body of the conversion rod 302b is located in the cavity 301c and is sleeved with a coil spring 302d. In this way, when the shift rod 302a is out of the spiral groove 302c, the coil spring 302d can prevent the top opening of the spiral groove 302c outside the conversion rod 302b from being misaligned with the shift rod 302a.

[0038] Furthermore, the transmission component 303 includes a rotating rod 303a disposed outside the conversion rod 302b, a movable groove 303b opened on the rotating rod 303a, and a moving rod 303c disposed in the movable groove 303b; wherein the moving rod 303c slides in the limiting groove 301d, and the plug-in component 304 includes an insertion rod 304a disposed in the end of the moving rod 303c, a baffle 304b disposed at the end of the insertion rod 304a, and a baffle 304b disposed outside the insertion rod 304a between the baffle 304b and the moving rod 303c. The conversion rod 302b is located in the cavity 301c and is fixedly connected to the rotating rod 303a on the outside of the rod body. The rotating rod 303a is provided with an active groove 303b on the outside of the rod body. The movable groove 303b is provided with a moving rod 303c inside. The power of the conversion rod 302b can be transmitted to the moving rod 303c through the rotating rod 303a. The upper side of the rod body of the moving rod 303c is slidably connected to the limiting groove 301d. In this way, the rotating rod 303a is connected to the conversion rod 302b with the conversion rod 302b as the center. When the center of the circle rotates, the movable groove 303b allows a travel margin between the moving rod 303c and the rotating rod 303a, and then under the limit of the limit groove 301d, the moving rod 303c moves along the trajectory of the limit groove 301d, and the upper side of the rod body of the moving rod 303c is slidably connected with the insertion rod 304a, so that under the action of the moving rod 303c, the insertion rod 304a can be driven to insert into the slot 202e to limit the output rod 202c, thereby realizing the locking of the output rod 202c. For the purpose of fixing, the end of the insertion rod 304a is fixedly connected with the baffle 304b, and a functional spring 304c is arranged on the outside of the rod body of the insertion rod 304a between the moving rod 303c and the baffle 304b, so that the insertion rod 304a can be driven to leave the slot 202e to achieve unlocking by pulling the baffle 304b, and at the same time, the baffle 304b and the insertion rod 304a can be driven to reset by the functional spring 304c in the absence of external force, thereby achieving the purpose of locking and unlocking the output rod 202c.

[0039] The rest of the structure is the same as that of Example 2.

[0040] When in use, when the output rod 202c moves to the position of the gate block 301a, the lever 302a of the output rod 202c located in the output port 202d will enter the spiral groove 302c, and the lever 302a will contact the inner wall of the spiral groove 302c, so that the conversion rod 302b rotates along the trajectory of the spiral groove 302c, and the conversion rod 302b will drive the rotating rod 303a to rotate with the conversion rod 302b as the center during the rotation, and the movable groove 303b will drive the moving rod 303c to slide in the limiting groove 301d, and then the moving rod 303c will This will drive the insertion rod 304a into the slot 202e on the side of the output rod 202c, and the output rod 202c can be locked at this time. When unlocking is required, the baffle 304b is pulled to drive the insertion rod 304a to leave the slot 202e, ending the restriction on the output rod 202c, and then the output rod 202c is reset. During the resetting process of the output rod 202c, the conversion ring will be driven to rotate in the opposite direction to reset. During the reverse rotation of the conversion rod 302b, the rotating rod 303a and the moving rod 303c will be driven to reset, thereby achieving the purpose of unlocking the output rod 202c.

[0041] Importantly, it should be noted that the construction and arrangement of the present application shown in a plurality of different exemplary embodiments are only exemplary. Although only a few embodiments are described in detail in this disclosure, it should be readily understood by those who refer to this disclosure that many modifications are possible (e.g., the size, scale, structure, shape and ratio of various elements, and parameter values ​​(e.g., temperature, pressure, etc.), installation arrangements, use of materials, color, directional changes, etc.) without substantially departing from the novel teachings and advantages of the subject matter described in the application. For example, the element shown as integrally formed can be composed of multiple parts or elements, the position of the element can be inverted or otherwise changed, and the nature or number or position of the discrete element can be changed or changed. Therefore, all such modifications are intended to be included in the scope of the present utility model. The order or sequence of any process or method steps can be changed or reordered according to alternative embodiments. In the claims, any "device plus function" clause is intended to cover the structure of performing the function described herein, and is not only structurally equivalent but also equivalent structure. Without departing from the scope of the present invention, other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments. Therefore, the present invention is not limited to a specific embodiment, but extends to various modifications that still fall within the scope of the appended claims.

[0042] Additionally, in order to provide a concise description of example embodiments, all features of an actual embodiment (ie, those features that are not relevant to the best mode presently contemplated for carrying out the invention or those that are not relevant to implementing the invention) may not be described.

[0043] It will be appreciated that in the development of any actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort may be complex and time-consuming, but will be a routine task of design, fabrication, and production for those of ordinary skill having the benefit of this disclosure without undue experimentation.

[0044] It should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the spirit and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A quick closing valve, characterized in that: include, The main body component (100) comprises a quick-closing valve body (101), and a mounting assembly (102) arranged at the end of the quick-closing valve body (101); the mounting assembly (102) comprises a mounting ring (102a) arranged at the end of the quick-closing valve body (101), a fixing groove (102b) formed on the inner wall of the mounting ring (102a), and a sliding groove (102c) formed outside the mounting ring (102a); and a clamping assembly (103) disposed in the mounting assembly (102), the clamping assembly (103) comprising an arc-shaped clamping plate (103a) disposed in the fixing groove (102b), a sealing plate (103b) disposed on the inner wall of the arc-shaped clamping plate (103a), a sliding rod (103c) disposed outside the arc-shaped clamping plate (103a), and an inclined groove (103d) disposed outside the sliding rod (103c); The connecting component (200) comprises a guide component (201) arranged at the end of the clamping component (103), and an output component (202) arranged outside the guide component (201).

2. The quick-closing valve according to claim 1, characterized in that: The guide assembly (201) comprises an arc-shaped plate (201a) arranged in the slide groove (102c), and an inclined rod (201b) arranged at the end of the arc-shaped plate (201a).

3. The quick-closing valve according to claim 2, characterized in that: The output assembly (202) comprises a connecting rod (202a) arranged at the end of the oblique rod (201b), an output rod (202c) arranged outside the arc plate (201a), an output port (202d) opened outside the output rod (202c), and a slot (202e) opened on the side of the output rod (202c).

4. The quick-closing valve according to claim 2 or 3, characterized in that: Also includes a locking component (300); It comprises a receiving component (301) arranged outside the installation component (102), a conversion component (302) arranged inside the receiving component (301), a transmission component (303) arranged outside the conversion component (302), and a plug-in component (304) arranged inside the transmission component (303).

5. The quick-closing valve according to claim 4, characterized in that: The accommodating assembly (301) comprises a door-shaped block (301a) arranged outside the mounting ring (102a), a notch (301b) provided on the door-shaped block (301a), a cavity (301c) provided in the door-shaped block (301a), and a limiting groove (301d) provided on the door-shaped block (301a).

6. The quick-closing valve according to claim 5, characterized in that: The conversion assembly (302) comprises a lever (302a), a conversion rod (302b) disposed on the door-shaped block (301a) at the position of the notch (301b), a spiral groove (302c) formed outside the conversion rod (302b), and a coil spring (302d) sleeved outside the conversion rod (302b); Wherein, the lever (302a) is arranged in the output port (202d).

7. The quick-closing valve according to claim 6, characterized in that: The transmission component (303) comprises a rotating rod (303a) arranged outside the conversion rod (302b), a movable groove (303b) opened on the rotating rod (303a), and a moving rod (303c) arranged in the movable groove (303b); Wherein, the moving rod (303c) slides in the limiting groove (301d).

8. The quick-closing valve according to claim 7, characterized in that: The plug-in assembly (304) comprises an insertion rod (304a) arranged inside the end of the moving rod (303c), a baffle (304b) arranged at the end of the insertion rod (304a), and a functional spring (304c) arranged outside the insertion rod (304a) and between the baffle (304b) and the moving rod (303c).

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