Gate valve sealing surface grinding device capable of conveniently controlling flatness

Abstract

The utility model discloses a gate valve sealing surface grinding device convenient to control flatness, which comprises a grinding device structure, a detection control structure is fixed on the surface of the grinding device structure, the grinding device structure comprises a grinding device body serving as a main body, and a sliding chute convenient for sliding adjustment of a sliding block is arranged on the surface of the grinding device body. And meanwhile, a dust suction hood is fixed to the rear side of the grinding device body, a filtering and collecting box is installed on the rear side of the dust suction hood through a connecting pipe, the filtering and collecting box is also installed and connected with the negative pressure machine through a connecting pipe, the detection control structure comprises a connecting block fixedly connected with the sliding block, and a grip is fixed to the right front of the connecting block. And meanwhile, a through hole plate is fixed to the connecting block, a mounting spring is fixed to the bottom of the through hole plate, and a detection wheel is fixed to one end of the mounting spring.

Description

Technical Field

[0001] The utility model relates to the technical field of gate valve sealing surface grinding devices, in particular to a gate valve sealing surface grinding device which is convenient for controlling flatness. Background Art

[0002] In the gate valve, the gate sealing surface and the valve body sealing surface cooperate with each other to form a sealing pair to achieve the sealing function. In order to improve the sealing effect, the valve body sealing surface needs to be polished. After searching, it was found that the existing public technology publication number is: CN111761467A, a gate valve sealing surface grinding device, including a device body, a positioning component and a turning component. The device body includes a table, a support plate, a bracket, an elastic rope, an electric drill, an extension rod and a grinding disc. The positioning component includes a bidirectional screw, a handle, a through slot, an electric push rod, a ball nut pair, a square block 1. Bearing 1, tapered column 1, threaded column 1, threaded blind hole 1, tapered column 2, threaded column 2, threaded blind hole 2, bearing 2, ball nut pair 2, square block 2, support plate, strip groove and through opening. The turning assembly is installed on the left side of the table. The turning assembly includes a rubber pad, a box body, a support leg, a caster, a threaded rod, a rectangular plate, a jack, a spring, a straight threaded cylinder, a sleeve, a square hole, a round hole 1, a threaded through hole and a square rod. Compared with the prior art, the present invention has the following beneficial effects: it expands the positioning and clamping range, and also prevents frequent replacement of the table.

[0003] To sum up: in the above case, the gate valve sealing surface grinding device is not easy to control the grinding flatness after manual grinding, which makes it easy to over-grind or uneven grinding, and easily causes irreparable damage to the gate valve sealing surface. In addition, the gate valve sealing surface grinding device in the above scheme will generate grinding dust during manual grinding. When the grinding dust spreads, it is easy to inhale into the human body and damage human health. Utility Model Content

[0004] The purpose of the present utility model is to address the deficiencies of the prior art and provide a gate valve sealing surface grinding device that is easy to control the flatness, so as to solve the problem proposed in the above background technology that the gate valve sealing surface grinding device in the above case is not easy to control the grinding flatness after manual grinding, which is prone to over-grinding or uneven grinding, and easily causes irreparable damage to the gate valve sealing surface. In addition, the gate valve sealing surface grinding device in the above scheme will generate grinding dust during manual grinding, and when the grinding dust spreads, it is easy to be inhaled into the human body and damage human health.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a gate valve sealing surface grinding device that is convenient for controlling flatness, comprising a grinding device structure, a detection control structure being fixed on the surface of the grinding device structure;

[0006] The grinding device structure includes a grinding device body as a main body, and a sliding groove is opened on the surface of the grinding device body to facilitate the sliding adjustment of the slider, and a dust cover is fixed to the rear side of the grinding device body;

[0007] A filter collection box is installed on the rear side of the dust hood through a connecting pipe, and the filter collection box is also installed and connected to the negative pressure machine through the connecting pipe.

[0008] By adopting the above technical solution, the filter collection box is provided to achieve filtering and collection.

[0009] Preferably, the detection control structure includes a connecting block fixedly connected to the slider, and a handle is fixed in front of the connecting block. At the same time, a through-hole plate is fixed on the connecting block, and a mounting spring is fixed at the bottom of the through-hole plate.

[0010] By adopting the above technical solution, the provided handle can be used to perform gripping and adjustment operations.

[0011] Preferably, a detection wheel is fixed to one end of the mounting spring, and a detection rod penetrating the mounting spring is fixed above the detection wheel.

[0012] By adopting the above technical solution, the detection wheel is provided to perform flatness detection.

[0013] Preferably, the overall shape of the connecting block is an "open" structure.

[0014] By adopting the above technical solution, the provided connecting blocks can achieve force sliding adjustment.

[0015] Preferably, the through-hole plate is arranged in a rectangular shape, and the through-hole plate is arranged in a transparent acrylic plate.

[0016] By adopting the above technical solution, synchronous drive adjustment is achieved through the provided through-hole plate.

[0017] Preferably, three groups of mounting springs are provided, and a single group of mounting springs is provided with 13 springs.

[0018] By adopting the above technical solution, a bidirectional fixed installation is achieved through the provided installation spring.

[0019] Compared with the prior art, the beneficial effects of the present invention are: the gate valve sealing surface grinding device that is convenient for controlling the flatness,

[0020] (1) This case sets up: a detection control structure, thereby solving the problem in the above case that the gate valve sealing surface grinding device is not easy to control the grinding flatness after manual grinding, which is prone to over-grinding or uneven grinding, and easily causing irreparable damage to the gate valve sealing surface. During the gate valve sealing surface grinding process, the operator uses the handle to push the connecting block to move under force. When the connecting block moves under force, it drives the detection wheel to contact the ground gate valve sealing surface. When the detection wheel detects the gate valve sealing surface, the operator continues to push the connecting block to move under force. When the detection wheel passes through the gate valve sealing surface in its entirety, the flatness of the gate valve sealing surface after grinding is detected. When there is a bulge or depression on the gate valve sealing surface after grinding, the detection rod bulges or depressions, thereby reminding the operator of the uneven position of the gate valve sealing surface after grinding, so that the operator can focus on grinding the uneven position of the gate valve sealing surface after grinding;

[0021] (2) By setting up: a grinding device structure, the problem that the gate valve sealing surface grinding device in the above-mentioned solution generates grinding dust during manual grinding is solved. When the grinding dust spreads, it is easy to be inhaled into the human body and harm human health. When the operator grinds the gate valve sealing surface, the negative pressure machine is turned on. During the operation of the negative pressure machine, the dust generated during the grinding process is sucked into the filter collection box through the dust collection hood. The dust entering the filter collection box is prevented from spreading in the working environment. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a schematic diagram of the front cross-sectional structure of the utility model;

[0023] Figure 2 This is a schematic structural diagram of the grinding device of the utility model;

[0024] Figure 3 This is a schematic diagram of the structure of the connecting block, handle, through-hole plate and detection rod of the utility model;

[0025] Figure 4 For this utility model Figure 3 A in the middle is an enlarged structural diagram;

[0026] Figure 5 This is a schematic diagram of the connecting block structure of the utility model.

[0027] In the figure: 1. Grinding device structure; 101. Grinding device body; 102. Slide groove; 103. Slider; 104. Dust hood; 105. Filter collection box; 106. Negative pressure machine; 2. Detection control structure; 201. Connecting block; 202. Handle; 203. Through-hole plate; 204. Mounting spring; 205. Detection wheel; 206. Detection rod. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0029] See also Figure 1-5 The utility model provides a technical solution: a gate valve sealing surface grinding device that is convenient for controlling the flatness, such as Figure 1 and Figure 2 As shown, the grinding device structure 1 includes a grinding device body 101 as the main body, and a sliding groove 102 is provided on the surface of the grinding device body 101 to facilitate the sliding adjustment of the slider 103. At the same time, a dust cover 104 is fixed to the rear side of the grinding device body 101, and a filter collection box 105 is installed on the rear side of the dust cover 104 through a connecting pipe, and the filter collection box 105 is also installed and connected to the negative pressure machine 106 through a connecting pipe.

[0030] like Figure 3 、 Figure 4 and Figure 5As shown, a detection and control structure 2 is fixed on the surface of the grinding device structure 1, and the detection and control structure 2 includes a connecting block 201 fixedly connected to the slider 103, and the overall shape of the connecting block 201 is an "open" structure. When the overall shape of the above-mentioned parts is an "open" structure, it not only reflects the fixed installation of the inner side of the above-mentioned parts, but also reflects the force-driven sliding adjustability of the above-mentioned parts. When the overall shape of the above-mentioned parts is an "open" structure, it also reflects the practicality and axial symmetry of the installation of the above-mentioned parts. A handle 202 is fixed in front of the connecting block 201, and a through-hole plate 203 is fixed on the connecting block 201. The through-hole plate 203 is rectangular, and the through-hole plate 203 is a transparent acrylic plate. When the overall shape of the above-mentioned parts is rectangular, it reflects the fixed installation of the above-mentioned parts and also reflects the practicality and axial symmetry of the installation of the above-mentioned parts. The through-connectivity of the parts, and when the overall shape of the above-mentioned parts is rectangular, the practicality and bottom installation fixation of the above-mentioned parts are also reflected, and when the through-hole plate 203 is set with a transparent acrylic plate, the transparent observation of the above-mentioned parts is also reflected. A mounting spring 204 is fixed at the bottom of the through-hole plate 203, and the mounting spring 204 is provided in 3 groups, and a single group of mounting springs 204 is provided with 13. When 3 groups of 39 are provided through the above-mentioned parts, this not only reflects the equidistant distribution fixed installation of the above-mentioned parts, but also reflects the force compression elastic adjustability of the above-mentioned parts, and when 3 groups of 39 are provided through the above-mentioned parts, it also reflects the bidirectional fixed installation and force extrusion adjustability of the above-mentioned parts installation setting. A detection wheel 205 is fixed at one end of the mounting spring 204, and a detection rod 206 that penetrates the mounting spring 204 is fixed above the detection wheel 205.

[0031] In the above scheme, after the operator uses the grinding device body 101 to clamp and fix the gate valve, the operator uses the grinding piece of the grinding device body 101 to grind the gate valve sealing surface. After the gate valve sealing surface is ground, the operator uses the handle 202 to push the connecting block 201 to move under force. When the connecting block 201 moves under force, it drives the detection wheel 205 to contact the ground gate valve sealing surface. When the detection wheel 205 detects the gate valve sealing surface, the operator continues to push the connecting block 201 to move under force. When the detection wheel 205 passes through the gate valve sealing surface in its entirety, the gate valve after grinding is detected. Sealing surface flatness detection. When there are convexities or concaveities on the gate valve sealing surface after grinding, the detection rod 206 convexities or concavenesses will remind the operator of the uneven position of the gate valve sealing surface after grinding, so that the operator can focus on grinding the uneven position of the gate valve sealing surface after grinding. When the operator grinds the gate valve sealing surface, the negative pressure machine 106 is turned on to work. During the operation of the negative pressure machine 106, the dust generated during the grinding process is sucked into the filter collection box 105 through the dust collection hood 104. The dust entering the filter collection box 105 is prevented from spreading in the working environment.

[0032] The directions or positional relationships indicated by terms such as "center", "longitudinal", "lateral", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" are based on the directions or positional relationships shown in the accompanying drawings. They are merely simplified descriptions for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limiting the protection content of the present invention.

[0033] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A gate valve sealing surface grinding device for controlling flatness, comprising a grinding device structure (1), characterized in that: A detection and control structure (2) is fixed on the surface of the grinding device structure (1); The grinding device structure (1) includes a grinding device body (101) as a main body, and a sliding groove (102) is provided on the surface of the grinding device body (101) for facilitating the sliding adjustment of a slider (103), and a dust cover (104) is fixed to the rear side of the grinding device body (101); A filter collection box (105) is installed on the rear side of the dust hood (104) via a connecting pipe, and the filter collection box (105) is also installed and connected to the negative pressure machine (106) via a connecting pipe.

2. A gate valve sealing surface grinding device for controlling flatness according to claim 1, characterized in that: The detection control structure (2) includes a connecting block (201) fixedly connected to the slider (103), a handle (202) fixed in front of the connecting block (201), a through-hole plate (203) fixed on the connecting block (201), and a mounting spring (204) fixed at the bottom of the through-hole plate (203).

3. A gate valve sealing surface grinding device for controlling flatness according to claim 2, characterized in that: A detection wheel (205) is fixed to one end of the installation spring (204), and a detection rod (206) penetrating the installation spring (204) is fixed above the detection wheel (205).

4. A gate valve sealing surface grinding device for controlling flatness according to claim 2, characterized in that: The overall shape of the connecting block (201) is an "open" structure.

5. The gate valve sealing surface grinding device for controlling flatness according to claim 2, characterized in that: The through-hole plate (203) is arranged in a rectangular shape, and the through-hole plate (203) is arranged in a transparent acrylic plate.

6. A gate valve sealing surface grinding device for controlling flatness according to claim 2, characterized in that: The mounting springs (204) are provided in three groups, and a single group of mounting springs (204) is provided with 13 springs.

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