Anti-falling wafer butterfly valve body

Abstract

The utility model relates to the technical field of wafer butterfly valves, in particular to an anti-falling wafer butterfly valve body which comprises a valve body, a rotating rod, a telescopic sleeve, a damping structure, a replacement structure and a pressing plate, the rotating rod is rotationally connected into the valve body, the damping structure is fixedly connected to the front face of the valve body, and the pressing plate is fixedly connected to the front face of the damping structure. The damping structure comprises a first sliding groove, the first sliding groove is fixedly connected to the front face of the valve body, a first sliding block is slidably connected to the first sliding groove, a second sliding groove is fixedly connected to the front face of the valve body, and a second sliding block is slidably connected to the second sliding groove. The first sliding groove and the second sliding groove are formed, so that the first sliding block and the second sliding block can move conveniently, damping treatment can be conducted when the water volume is large by installing the telescopic rod and the spring, and the first supporting rod and the second supporting rod slide on the first sliding groove and the second sliding groove, so that damping supporting treatment is conducted, and the valve body can be prevented from falling off.

Description

Technical Field

[0001] The utility model relates to the technical field of wafer butterfly valves, in particular to an anti-dropping wafer butterfly valve body. Background Art

[0002] Butterfly valves are not only widely used in general industries such as petroleum, gas, chemical industry, and water treatment, but also in cooling water systems of thermal power plants. After searching, the Chinese patent publication number CN213206588U discloses a wafer butterfly valve body, including a valve body, a butterfly plate is movably arranged on the middle part of the inner side of the valve body through a rotating shaft, a handle is fixedly arranged on the upper end of the rotating shaft where the butterfly plate is located, a handle is movably arranged on one side of the upper end of the handle through the rotating shaft, and a clamping mechanism is arranged inside the handle, and the clamping structure includes a clamping groove, a magnet, a telescopic rod, a clamping rod, and a spring. A clamping groove is opened on one side of the handle surface, a magnet is fixedly arranged on one side of the clamping groove inside the handle, a telescopic rod is fixedly arranged on the middle part of the inner side of the handle, a clamping rod is arranged on one end of the telescopic rod, and a spring is arranged inside the telescopic rod. The utility model has good use effect, and the handle can be folded and stored when it is not necessary to control the butterfly plate to rotate the valve body to open and close, so that the device does not occupy a large amount of space, so that the use effect of the device can be improved.

[0003] The above patent has the following shortcomings: the wafer butterfly valve cannot withstand large water pressure and has a weak bearing capacity. When the water flow is too large or the external force is too large, it is easy to cause the valve body installation position to shift and slide, and it is easy to fall off. In view of this, an anti-falling wafer butterfly valve body is proposed. Utility Model Content

[0004] The utility model aims to provide a wafer-type butterfly valve body that prevents falling off, so as to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A non-drop-off wafer butterfly valve body comprises: a valve body, a rotating rod, a telescopic sleeve, a shock-absorbing structure, a replacement structure, and a pressure plate. The rotating rod is rotatably connected to the inside of the valve body, the shock-absorbing structure is fixedly connected to the front side of the valve body, and the pressure plate is fixedly connected to the front side of the shock-absorbing structure.

[0007] Preferably, the shock-absorbing structure includes a first slide groove, the front side of the valve body is fixedly connected to the first slide groove, the first slide groove is slidably connected to a first slider, the front side of the valve body is fixedly connected to a second slide groove, the second slide groove is slidably connected to a second slider, and the installation of the first slide groove and the second slide groove facilitates the movement of the first slider and the second slider.

[0008] Preferably, the top end of the first slider is hinged with a first support rod, the top end of the second slider is hinged with a second support rod, the other end top of the first support rod and the second support rod is hinged with a top plate, the top end of the top plate is fixedly connected to the back of the pressure plate, and the first support rod and the second support rod are installed for shock-absorbing support.

[0009] Preferably, a telescopic rod is fixedly connected to the front of the valve body, a spring is wound around the outside of the telescopic rod, the other end of the telescopic rod is fixedly connected to the back of the top plate, the telescopic sleeve is fixedly connected to the back of the pressure plate, and the telescopic rod and the spring are installed for shock absorption.

[0010] Preferably, the replacement structure comprises a support block, the top end of the support block is fixedly connected to the outside of the bearing, the inner top side of the bearing is fixedly connected to the slide rail, and the bearing is installed to drive the slide rail to rotate.

[0011] Preferably, a sliding sleeve is slidably connected to the slide rail, the top of the sliding sleeve is fixedly connected to the back of the rotating rod, and the side of the sliding sleeve is fixedly connected to an insertion rod. Installing the sliding sleeve facilitates driving the rotating rod to slide, and installing the insertion rod is used to limit the sliding sleeve.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] (1) By installing the telescopic rod and the spring, shock absorption can be performed when the water volume is large, and the first support rod and the second support rod slide on the first slide groove and the second slide groove to perform shock absorption support treatment, which can prevent the valve body from falling off.

[0014] (2) The rotating rod can be easily replaced by the slide rails and sleeves at the top and bottom of the rotating rod, thereby facilitating the replacement of the butterfly plate, and making maintenance more convenient during disassembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a front view of the utility model;

[0016] Figure 2 It is a side view of the utility model;

[0017] Figure 3 It is an enlarged view of point A of the utility model;

[0018] Figure 4 It is an enlarged view of point B of the present utility model.

[0019] In the figure: 1. valve body; 2. rotating rod; 3. telescopic sleeve; 4. shock-absorbing structure; 411. first slide groove; 412. first slider; 413. first support rod; 414. second slide groove; 415. second slider; 416. second support rod; 417. telescopic rod; 418. spring; 419. top plate; 5. replacement structure; 511. support block; 512. bearing; 513. slide rail; 514. sleeve; 515. plug rod; 6. pressure plate. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] like Figure 1 , Figure 2 , Figure 3 As shown, an anti-dropping wafer butterfly valve body comprises: a valve body 1, a rotating rod 2, a telescopic sleeve 3, a shock absorbing structure 4, a replacement structure 5, and a pressure plate 6. The rotating rod 2 is rotatably connected to the inside of the valve body 1, the shock absorbing structure 4 is fixedly connected to the front of the valve body 1, and the pressure plate 6 is fixedly connected to the front of the shock absorbing structure 4. The shock absorbing structure 4 comprises a first slide groove 411, the front of the valve body 1 is fixedly connected with the first slide groove 411, and the first slide groove 411 is slidably connected with a first slider 412, the front of the valve body 1 is fixedly connected with a second slide groove 414, and the second slide groove 414 is slidably connected with a second slider 415. The first slide groove 411 and the second slide groove 414 are installed to facilitate the first slider 412 and the second slider 415 to enter The first slider 412 is hinged on the top end with a first support rod 413, the second slider 415 is hinged on the top end with a second support rod 416, the other end of the first support rod 413 and the second support rod 416 are hinged on the top with a top plate 419, the top end of the top plate 419 is fixedly connected to the back of the pressure plate 6, the first support rod 413 and the second support rod 416 are installed for shock-absorbing support, the front of the valve body 1 is fixedly connected to a telescopic rod 417, the outside of the telescopic rod 417 is wound with a spring 418, the other end of the telescopic rod 417 is fixedly connected to the back of the top plate 419, the telescopic sleeve 3 is fixedly connected to the back of the pressure plate 6, the telescopic rod 417 and the spring 418 are installed for shock-absorbing treatment.

[0022] By installing the telescopic rod 417 and the spring 418, shock absorption can be performed when the water volume is large, and the first support rod 413 drives the first slider 412 to slide on the first slide groove 411, and the second support rod 416 drives the second slider 415 to slide on the second slide groove 414, so as to perform shock absorption support treatment and prevent the valve body 1 from falling off.

[0023] like Figure 1 , Figure 4 As shown, the replacement structure 5 includes a support block 511, the top end of the support block 511 is fixedly connected to the outside of the bearing 512, the inner top side of the bearing 512 is fixedly connected to the slide rail 513, the bearing 512 is installed to drive the slide rail 513 to rotate, the slide rail 513 is slidably connected to a sleeve 514, the top end of the sleeve 514 is fixedly connected to the back of the rotating rod 2, the side of the sleeve 514 is fixedly connected to an insertion rod 515, the sleeve 514 is installed to facilitate driving the rotating rod 2 to slide, and the insertion rod 515 is installed to limit the sleeve 514.

[0024] The utility model removes the insertion rod 515, moves the rotating rod 2, and the rotating rod 2 drives the sliding sleeve 514 to slide. The sliding sleeve 514 slides on the sliding rail 513, so that the rotating rod 2 can be easily disassembled and repaired.

[0025] The working principle of the utility model is as follows:

[0026] The utility model can perform shock absorption when the water volume is large by installing the telescopic rod 417 and the spring 418, and the first support rod 413 drives the first slider 412 to slide on the first slide groove 411, and the second support rod 416 drives the second slider 415 to slide on the second slide groove 414, so as to perform shock absorption support treatment, which can prevent the valve body 1 from falling off, and the rotating rod 515 can be removed, and the rotating rod 2 can be moved, and the rotating rod 2 drives the sliding sleeve 514 to slide, and the sliding sleeve 514 slides on the slide rail 513, so as to facilitate the disassembly of the rotating rod 2 and realize easy disassembly and maintenance.

[0027] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. An anti-drop wafer butterfly valve body, characterized in that: include: Valve body (1), rotating rod (2), telescopic sleeve (3), shock absorbing structure (4), replacement structure (5), pressing plate (6); The rotating rod (2) is rotatably connected to the inside of the valve body (1); The shock absorbing structure (4) is fixedly connected to the front side of the valve body (1); The pressing plate (6) is fixedly connected to the front side of the shock absorbing structure (4).

2. The anti-dropout wafer butterfly valve body according to claim 1 is characterized in that: The shock absorbing structure (4) comprises a first slide groove (411), the front side of the valve body (1) is fixedly connected to the first slide groove (411), a first slider (412) is slidably connected to the first slide groove (411), and the front side of the valve body (1) is fixedly connected to a second slide groove (414), and a second slider (415) is slidably connected to the second slide groove (414).

3. The anti-dropout wafer butterfly valve body according to claim 2 is characterized in that: The top end of the first slider (412) is hinged to a first support rod (413), the top end of the second slider (415) is hinged to a second support rod (416), and the other ends of the first support rod (413) and the second support rod (416) are hinged to a top plate (419).

4. The anti-dropout wafer butterfly valve body according to claim 3 is characterized by: The top end of the top plate (419) is fixedly connected to the back of the pressing plate (6).

5. The anti-dropout wafer butterfly valve body according to claim 1, characterized in that: A telescopic rod (417) is fixedly connected to the front of the valve body (1), a spring (418) is wound around the outside of the telescopic rod (417), the other end of the telescopic rod (417) is fixedly connected to the back of the top plate (419), and the telescopic sleeve (3) is fixedly connected to the back of the pressure plate (6).

6. The anti-dropout wafer butterfly valve body according to claim 1, characterized in that: The replacement structure (5) comprises a support block (511), the top end of the support block (511) being fixedly connected to the outside of a bearing (512).

7. The anti-dropout wafer butterfly valve body according to claim 6, characterized in that: A slide rail (513) is fixedly connected to the inner top side of the bearing (512).

8. The anti-dropout wafer butterfly valve body according to claim 7, characterized in that: A sliding sleeve (514) is slidably connected to the sliding rail (513), and the top end of the sliding sleeve (514) is fixedly connected to the back of the rotating rod (2).

9. The anti-dropout wafer butterfly valve body according to claim 8, characterized in that: The side surface of the sliding sleeve (514) is fixedly connected with an insertion rod (515).

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