Valve structure of spray type dust falling equipment

Abstract

The invention provides a valve structure of spray type dust falling equipment, and relates to the field of valves. An auxiliary mechanism is fixedly arranged in one side of the valve body, and a pressure measuring device is fixedly arranged in the auxiliary mechanism. A connecting mechanism is fixedly arranged on the outer side of the other end of the valve body, a filtering device is fixedly arranged in the bottom side of the connecting mechanism, and a non-return device is fixedly arranged in the connecting mechanism. Therefore, in the use process of the valve, the pressure in the valve can be easily and conveniently measured; in the use process of the valve, the filter screen can be conveniently cleaned, and impurities filtered out by the filter screen can be removed; and blockage of the filter screen after long-time use can be prevented. The problems that the water pressure in the valve is inconvenient to measure, a filter screen is inconvenient to clean in the using process of the valve, and filtered impurities are inconvenient to remove are solved.

Description

Technical Field

[0001] The invention relates to the technical field of valves, and in particular to a valve structure of a spray-type dust suppression device. Background Art

[0002] Spray dust suppression equipment reduces dust by dispersing water into droplets and spraying them toward the dust source. When using spray dust suppression equipment, a valve structure must be set to control the size or on / off of the water flow.

[0003] The existing valve structure is not convenient for measuring the internal pressure and the water pressure in the valve during use, which may cause damage to the internal parts of the valve due to excessive water pressure in the valve; and the existing valve structure usually uses a filter to filter the water source entering the valve, which may be blocked after the filter is used for a long time. At the same time, it is not convenient to clean the filter during the use of the valve, nor is it convenient to remove the filtered impurities, thereby reducing the practicality of the valve structure. Summary of the invention

[0004] In view of this, the present invention provides a valve structure of a spray-type dust suppression equipment, which has a pressure measuring device, a connecting mechanism and a filtering device; thereby, the pressure inside the valve can be easily and conveniently measured during the use of the valve; and the filter can be conveniently cleaned and impurities filtered out by the filter can be removed during the use of the valve; this helps prevent the filter from being blocked after long-term use.

[0005] The present invention provides a valve structure of a spray-type dust suppression device, which specifically comprises: a valve body; The valve body is arranged in a T-shaped structure, and a valve seat is fixedly arranged at the bottom of the valve body, and a flange is fixedly arranged on the outside of one end of the valve body; two groups of sealing rings are fixedly arranged inside the valve body, and the two groups of sealing rings are arranged symmetrically; a threaded barrel A is rotatably arranged inside the top side of the valve body, and a worm gear is fixedly arranged on the outside of the top of the threaded barrel A, and a threaded rod is arranged inside the threaded barrel A through a threaded connection; a guide plate is fixedly arranged at the bottom end of the threaded rod, and the guide plate is slidably arranged inside the valve body; a valve core plate is fixedly arranged at the bottom of the guide plate, and the valve core plate is slidably arranged between the two groups of sealing rings; a fixing box is fixedly arranged at the top of the valve body, and a threaded rod is slidably arranged on the inside of the top of the fixing box; a bearing is matched and installed inside the fixing box, and a worm is matched and installed inside the bearing; a handwheel is fixedly arranged on the top of the worm, and the worm is meshed with the worm gear; an auxiliary mechanism is fixedly arranged inside one side of the valve body, and a pressure measuring device is fixedly arranged inside the auxiliary mechanism; a connecting mechanism is fixedly arranged on the outside of the other end of the valve body, and a filtering device is fixedly arranged inside the bottom side of the connecting mechanism, and a non-return device is fixedly arranged inside the connecting mechanism.

[0006] Furthermore, a top plate is fixedly provided at the top of the threaded rod, and the bottom of the top plate is fitted with the top of the fixed box; a scale is fixedly provided on the outside of the top plate, and the scale is slidably provided inside one side of the valve body.

[0007] Furthermore, the auxiliary mechanism includes: an auxiliary cylinder, an auxiliary rod and an auxiliary block; the auxiliary cylinder is fixedly arranged inside one side of the valve body; the auxiliary rod is slidably arranged inside the bottom side of the auxiliary cylinder, and a spring member is arranged between the top end of the auxiliary rod and the inside of the auxiliary cylinder, and the auxiliary rods are arranged in a ring array; the auxiliary block is fixedly arranged at the bottom end of the auxiliary rod, and the top of the auxiliary block is slidably arranged on the inner side of the bottom of the auxiliary cylinder.

[0008] Furthermore, the auxiliary mechanism also includes: a cross bar, a cross plate, a sliding plate and a locking block; the cross bar is fixedly arranged on the outside of the top of the auxiliary tube; the cross plate is fixedly arranged on the top of the cross bar; the sliding plate is slidably arranged on the outside of the cross bar, and a spring member is arranged between the sliding plate and the cross plate, and the spring member is located on the outside of the cross bar; the locking block is fixedly arranged on the outside of the sliding plate, and the top of the locking block is arranged as a bevel structure.

[0009] Furthermore, the pressure measuring device includes: a locking frame, a pressure measuring frame, a threaded cylinder B, a threaded column, an upper fixed sleeve, a guide block, a lower fixed sleeve and a pressure sensor; the locking frame is slidably arranged on the inner side of the top of the auxiliary cylinder, and the top of the locking frame is fitted with the bottom of the locking block; the pressure measuring frame is fixedly arranged at the bottom of the locking frame, and the two sides of the pressure measuring frame are arranged as open structures, and the bottom of the pressure measuring frame is fitted with the top of the auxiliary block; the threaded cylinder B is fixedly arranged at the bottom of the locking frame; the threaded column is arranged inside the threaded cylinder B through a threaded connection, and a knob is fixedly arranged on the outside of the threaded column; the upper fixed sleeve is rotatably arranged on the outside of the bottom end of the threaded column; the guide blocks are fixedly arranged on both sides of the upper fixed sleeve, and the guide blocks are slidably arranged on the inner side of the pressure measuring frame; the lower fixed sleeve is fixedly arranged at the bottom of the inner side of the pressure measuring frame; the pressure sensor is fixedly arranged between the inner sides of the upper fixed sleeve and the lower fixed sleeve.

[0010] Furthermore, the connecting mechanism includes: a connecting pipe, a vertical rod, a fixing ring, a block and a filter plate; the connecting pipe is fixedly arranged on the outside of the other end of the valve body, and a flange is fixedly arranged on the outside of one end of the connecting pipe; the vertical rod is slidably arranged inside the top side of the connecting pipe, and the vertical rods are arranged in a ring array, and a spring member is arranged between the bottom end of the vertical rod and the inside of the connecting pipe; the fixing ring is fixedly arranged on the top of the vertical rod; the block is fixedly arranged on the bottom end of the vertical rod, and the outside of the block is in contact with the inner wall of the connecting pipe; the filter plate is fixedly arranged on the top of the block, and the filter plate is arranged as a semicircular structure.

[0011] Furthermore, the connecting mechanism also includes: a positioning hole and a threaded ring; the positioning hole is opened inside the bottom side of the connecting tube, and the positioning holes are arranged in a circular array; a bearing is installed inside the top side of the threaded ring, and the bearing is installed on the outside of the bottom of the connecting tube.

[0012] Furthermore, the filtering device includes: a threaded disk, a filter frame, a positioning rod, a vertical shaft, a propeller, a support plate and a scraper; the threaded disk is fixedly arranged inside the threaded ring through a threaded connection, and the top of the threaded disk fits with the bottom of the connecting tube; the filter frame is fixedly arranged on the top of the threaded disk, and the filter frame is movably arranged on the inside of the connecting tube, and the top of the filter frame fits with the bottom of the block; the filter frame is set as a cylindrical structure, and the top of the filter frame is set as an open structure; the positioning rod is fixedly arranged on the top of the threaded disk, and the positioning rod is slidably arranged inside the positioning hole; bearings are installed on the outer side of the top and bottom ends of the vertical shaft, and the bearings are installed inside the filter frame; the propeller is fixedly arranged on the outer side of the vertical shaft; the support plate is fixedly arranged on the outer side of the vertical shaft; the scrapers are fixedly arranged on both sides of the support plate, and the number of scrapers is set to two groups, and the outer side of the scraper fits with the inner wall of the filter frame.

[0013] Furthermore, the anti-return device includes: a anti-return ring, a anti-return frame, a rotating shaft and a anti-return plate; the anti-return ring is fixedly arranged inside the connecting pipe; the anti-return frame is fixedly arranged outside the anti-return ring; the rotating shaft is rotatably arranged inside both sides of the anti-return frame, and a torsion spring member is arranged between the outside of the rotating shaft and the inside of the anti-return frame; the anti-return plate is fixedly arranged outside the rotating shaft, and the outside of the anti-return plate is fitted with the outside of the anti-return ring; the number of anti-return plates and rotating shafts are set in two groups, and the anti-return plates and the rotating shafts are symmetrically arranged.

[0014] Beneficial Effects 1. The present invention is provided with a pressure measuring device, a connecting mechanism and a filtering device; thus, the pressure inside the valve can be measured easily and conveniently during the use of the valve; and the filter screen can be cleaned conveniently and the impurities filtered out by the filter screen can be removed during the use of the valve; this helps to prevent the filter screen from being blocked after long-term use.

[0015] 2. By providing a locking block, a spring member and a sliding plate, the locking frame can be easily and conveniently fixed to the top of the auxiliary tube; the purpose of enabling the pressure measuring frame to push open the auxiliary block is achieved, so that the pressure sensor extends into the valve body to measure the water pressure inside the valve body; and through the spring member, the auxiliary rod and the auxiliary block, the auxiliary block can quickly seal the bottom of the auxiliary tube when the pressure measuring frame and the pressure sensor are taken out; thereby, the pressure inside the valve can be measured when the valve is in use; and the pressure sensor can be prevented from being damaged due to being immersed in water for a long time; it is beneficial to prevent the internal parts of the valve from being damaged due to excessive water pressure in the valve.

[0016] 3. By providing a threaded ring and a threaded disk, the filter frame can be easily and conveniently fixed to the inside of the connecting pipe; the purpose of using the filter frame to filter impurities in the water is achieved; and by providing a propeller, the water flow provides power, so that the propeller drives the vertical axis and the support plate and the scraper to rotate; the purpose of scraping out impurities on the inner wall of the filter frame is achieved; and the filter frame is prevented from being blocked after long-term use.

[0017] 4. By providing a spring member, a vertical rod and a stopper, the stopper can automatically seal the bottom of the connecting pipe when the filter frame is taken out; the filter frame can be easily taken out when the valve is used; it is beneficial to remove and clean the filtered impurities during the use of the valve, and it is beneficial to prevent the spray dust reduction equipment from being blocked by impurities in the water.

[0018] 5. By providing a top plate and a scale, the effect of marking and checking the up and down movement size of the valve core plate can be achieved easily and conveniently; it is beneficial to improve the accuracy of the valve in controlling the water flow size; so that the water flow size can be accurately adjusted according to the needs of the spray dust suppression equipment.

[0019] 6. By providing a guide block, the upper fixing sleeve can be moved up and down when the threaded column is rotated; the purpose of making the upper fixing sleeve and the lower fixing sleeve easily and conveniently fix the pressure sensor is achieved, which is conducive to the installation and replacement of the pressure sensor. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the technical solution of the embodiment of the present invention, the drawings of the embodiment are briefly introduced below.

[0021] The drawings described below are only related to some embodiments of the present invention, but are not intended to limit the present invention.

[0022] In the attached picture: Figure 1 Schematic diagram of the overall structure of the valve structure of the spray-type dust suppression device according to an embodiment of the present invention; Figure 2 It is a schematic cross-sectional structural diagram of a valve body and a connecting pipe of a valve structure of a spray-type dust suppression device according to an embodiment of the present invention; Figure 3 Schematic diagram of the valve body structure of the valve structure of the spray-type dust suppression device according to an embodiment of the present invention; Figure 4 It is a structural schematic diagram of the upper surface of the guide plate of the valve structure of the spray-type dust suppression device according to an embodiment of the present invention; Figure 5 2 is a schematic structural diagram of an auxiliary mechanism of a valve structure of a spray-type dust suppression device according to an embodiment of the present invention; Figure 6Schematic diagram of the exploded structure of the pressure measuring device of the valve structure of the spray type dust suppression equipment according to the embodiment of the present invention; Figure 7 It is a schematic diagram of the internal structure of the connecting pipe of the valve structure of the spray type dust suppression equipment according to an embodiment of the present invention; Figure 8 Schematic diagram of the exploded structure of the check device of the valve structure of the spray type dust suppression equipment according to the embodiment of the present invention; Fig. 9 2 is a schematic structural diagram of a filter device of a valve structure of a spray-type dust suppression device according to an embodiment of the present invention; Fig.10 It is a structural schematic diagram of a support plate and a scraper of a valve structure of a spray-type dust suppression device according to an embodiment of the present invention; Fig.11 The valve structure of the spray type dust suppression device of the embodiment of the present invention Figure 2 A is an enlarged structural diagram of FIG.

[0023] Reference numerals list 1. Valve body; 101. Valve seat; 102. Flange; 103. Sealing ring; 104. Threaded barrel A; 105. Worm gear; 106. Threaded rod; 107. Guide plate; 108. Valve core plate; 109. Top plate; 1010. Scale; 2. Fixed box; 201. Worm; 3. Auxiliary mechanism; 301. Auxiliary cylinder; 302. Auxiliary rod; 303. Auxiliary block; 304. Crossbar; 305. Cross plate; 306. Sliding plate; 307. Locking block; 4. Pressure measuring device; 401. Locking frame; 402. Pressure measuring frame; 403. Threaded cylinder B; 404. Threaded column; 405. Upper fixing sleeve; 406. Guide block; 407. Lower fixing sleeve; 408. Pressure sensor; 5. Connecting mechanism; 501. Connecting pipe; 502. Vertical rod; 503. Fixing ring; 504. Stopper; 5041. Filter plate; 505. Positioning hole; 506. Threaded ring; 6. Filter device; 601. Threaded disc; 602. Filter frame; 603. Positioning rod; 604. Vertical axis; 605. Propeller; 606. Support plate; 607. Scraper; 7. Anti-return device; 701. Anti-return ring; 702. Anti-return frame; 703. Rotating shaft; 704. Anti-return plate. DETAILED DESCRIPTION

[0024] In order to make the purpose, scheme and advantages of the technical solution of the present invention clearer, the technical solution of the embodiment of the present invention will be clearly and completely described in conjunction with the drawings of the specific embodiments of the present invention. Unless otherwise specified, the terms used herein have the usual meanings in the art. The same reference numerals in the drawings represent the same components.

[0025] Example 1: Please refer to Figures 1 to 11 As shown: The present invention provides a valve structure of a spray-type dust suppression device, comprising a valve body 1; The valve body 1 is set as a T-shaped structure, and a valve seat 101 is fixedly set at the bottom of the valve body 1, and a flange 102 is fixedly set on the outer side of one end of the valve body 1; two groups of sealing rings 103 are fixedly set inside the valve body 1, and the two groups of sealing rings 103 are symmetrically set; a threaded cylinder A104 is rotatably set inside the top side of the valve body 1, and a worm gear 105 is fixedly set on the outer side of the top of the threaded cylinder A104, and a threaded rod 106 is set inside the threaded cylinder A104 through a threaded connection; a guide plate 107 is fixedly set at the bottom end of the threaded rod 106, and the guide plate 107 is slidably set inside the valve body 1; a valve core plate 108 is fixedly set at the bottom of the guide plate 107, and the valve core plate 108 is slidably set between the two groups of sealing rings 103; a fixed box 2 is fixedly set on the top of the valve body 1, and a threaded rod 106 is slidably set on the inner side of the top of the fixed box 2; a bearing is installed inside the fixed box 2, and a worm 201 is installed inside the bearing; the worm 2 01 A handwheel is fixedly provided at the top, and the worm 201 is meshed with the worm gear 105; an auxiliary mechanism 3 is fixedly provided inside one side of the valve body 1, and a pressure measuring device 4 is fixedly provided inside the auxiliary mechanism 3; a connecting mechanism 5 is fixedly provided on the outside of the other end of the valve body 1, and a filtering device 6 is fixedly provided inside the bottom side of the connecting mechanism 5, and a non-return device 7 is fixedly provided inside the connecting mechanism 5; a top plate 109 is fixedly provided on the top of the threaded rod 106, and the bottom of the top plate 109 is fitted with the top of the fixed box 2; a scale 1010 is fixedly provided on the outside of the top plate 109, and the scale 1010 is slidably provided inside one side of the valve body 1; its specific function is: by providing the top plate 109 and the scale 1010, the effect of marking and checking the up and down movement size of the valve core plate 108 is achieved easily and conveniently; it is beneficial to improve the accuracy of the valve in controlling the water flow size; thereby the water flow size can be accurately adjusted according to the needs of the spray dust suppression equipment.

[0026] Example 2: Please refer to Figure 5 , Figure 6 and Fig.11 As shown: On the basis of the first embodiment, the auxiliary mechanism 3 includes: an auxiliary cylinder 301, an auxiliary rod 302, an auxiliary block 303, a cross bar 304, a cross plate 305, a sliding plate 306 and a locking block 307; the auxiliary cylinder 301 is fixedly arranged inside one side of the valve body 1; the auxiliary rod 302 is slidably arranged inside the bottom side of the auxiliary cylinder 301, and a spring member is arranged between the top of the auxiliary rod 302 and the inside of the auxiliary cylinder 301, and the auxiliary rod 302 is arranged in a ring array; the auxiliary block 303 is fixedly arranged at the bottom end of the auxiliary rod 302, and the top of the auxiliary block 303 is slidably arranged on the inner side of the bottom of the auxiliary cylinder 301; the cross bar 304 is fixedly arranged on the outside of the top of the auxiliary cylinder 301; the cross plate 305 is fixedly arranged on the top of the cross bar 304; the sliding plate 306 and the locking block 307 are arranged. 06 is slidably arranged on the outside of the cross bar 304, and a spring member is arranged between the sliding plate 306 and the cross plate 305, and the spring member is located on the outside of the cross bar 304; the locking block 307 is fixedly arranged on the outside of the sliding plate 306, and the top of the locking block 307 is arranged as a bevel structure; the pressure measuring device 4 includes: a locking frame 401, a pressure measuring frame 402, a threaded cylinder B403, a threaded column 404, an upper fixed sleeve 405, a guide block 406, a lower fixed sleeve 407 and a pressure sensor 408; the locking frame 401 is slidably arranged on the inner side of the top of the auxiliary cylinder 301, and the top of the locking frame 401 is in contact with the bottom of the locking block 307; the pressure measuring frame 402 is fixedly arranged at the bottom of the locking frame 401, and both sides of the pressure measuring frame 402 are arranged as opening structures , and the bottom of the pressure measuring frame 402 is in contact with the top of the auxiliary block 303; the threaded cylinder B403 is fixedly arranged at the bottom of the locking frame 401; the threaded column 404 is arranged inside the threaded cylinder B403 through a threaded connection, and a knob is fixedly arranged on the outside of the threaded column 404; the upper fixed sleeve 405 is rotatably arranged on the outside of the bottom end of the threaded column 404; the guide blocks 406 are fixedly arranged on both sides of the upper fixed sleeve 405, and the guide blocks 406 are slidably arranged on the inside of the pressure measuring frame 402; the lower fixed sleeve 407 is fixedly arranged at the bottom of the inner side of the pressure measuring frame 402; the pressure sensor 408 is fixedly arranged between the inner sides of the upper fixed sleeve 405 and the lower fixed sleeve 407; its specific function is: by arranging the locking block 307 and the spring member and the sliding plate 306 , achieving the effect of easily and conveniently fixing the locking frame 401 to the top of the auxiliary cylinder 301; achieving the purpose of making the pressure measuring frame 402 push the auxiliary block 303 open, so that the pressure sensor 408 extends into the valve body 1 to measure the internal water pressure of the valve body 1; and through the spring member, the auxiliary rod 302 and the auxiliary block 303, when the pressure measuring frame 402 and the pressure sensor 408 are taken out, the auxiliary block 303 quickly closes the bottom of the auxiliary cylinder 301; thereby playing the role of measuring the water pressure in the valve when the valve is used; and can prevent the pressure sensor 408 from being damaged due to being immersed in water for a long time; it is beneficial to prevent the internal parts of the valve from being damaged due to excessive water pressure in the valve;By providing the guide block 406, the upper fixing sleeve 405 can be moved up and down when the threaded column 404 is rotated; the purpose of making the upper fixing sleeve 405 and the lower fixing sleeve 407 easily and conveniently fix the pressure sensor 408 is achieved, which is conducive to the installation and replacement of the pressure sensor 408. ;

[0027] Example 3: Please refer to Figure 2 , Figures 7 to 10 As shown: On the basis of the first and second embodiments, the connection mechanism 5 comprises: a connection pipe 501, a vertical rod 502, a fixing ring 503, a stopper 504, a filter plate 5041, a positioning hole 505 and a threaded ring 506; the connection pipe 501 is fixedly arranged on the outer side of the other end of the valve body 1, and a flange 102 is fixedly arranged on the outer side of one end of the connection pipe 501; the vertical rod 502 is slidably arranged inside the top side of the connection pipe 501, and the vertical rod 502 is arranged in a ring array, and a spring member is arranged between the bottom end of the vertical rod 502 and the inside of the connection pipe 501; the fixing ring 503 is fixedly arranged on the top of the vertical rod 502; the stopper 504 is fixedly arranged on the bottom end of the vertical rod 502, and the outer side of the stopper 504 is in contact with the inner wall of the connection pipe 501; the filter plate 5041 is fixedly arranged on the stopper 5 04 top, and the filter plate 5041 is set to a semicircular structure; the positioning hole 505 is opened inside the bottom side of the connecting tube 501, and the positioning holes 505 are arranged in a circular array; a bearing is installed inside the top side of the threaded ring 506, and the bearing is installed on the outside of the bottom of the connecting tube 501; the filtering device 6 includes: a threaded disk 601, a filter frame 602, a positioning rod 603, a vertical shaft 604, a propeller 605, a support plate 606 and a scraper 607; the threaded disk 601 is fixedly set inside the threaded ring 506 through a threaded connection, and the top of the threaded disk 601 is in contact with the bottom of the connecting tube 501; the filter frame 602 is fixedly set on the top of the threaded disk 601, and the filter frame 602 is movably set on the inside of the connecting tube 501, and the top of the filter frame 602 is connected to the baffle The bottom of the block 504 is in contact with each other; the filter frame 602 is set as a cylindrical structure, and the top of the filter frame 602 is set as an open structure; the positioning rod 603 is fixedly set on the top of the threaded disk 601, and the positioning rod 603 is slidably set inside the positioning hole 505; the top and bottom outer sides of the vertical shaft 604 are matched with bearings, and the bearings are matched and installed inside the filter frame 602; the propeller 605 is fixedly set on the outer side of the vertical shaft 604; the support plate 606 is fixedly set on the outer side of the vertical shaft 604; the scraper 607 is fixedly set on both sides of the support plate 606, and the number of scrapers 607 is set to two groups, and the outer side of the scraper 607 is in contact with the inner wall of the filter frame 602; the anti-return device 7 includes: a anti-return ring 701, a anti-return frame 702, a rotating shaft 703 and a anti-return plate 704; The reverse ring 701 is fixedly arranged inside the connecting pipe 501; the anti-reverse frame 702 is fixedly arranged outside the anti-reverse ring 701; the rotating shaft 703 is rotatably arranged inside the anti-reverse frame 702 on both sides, and a torsion spring member is arranged between the outer side of the rotating shaft 703 and the inner side of the anti-reverse frame 702; the anti-reverse plate 704 is fixedly arranged outside the rotating shaft 703, and the outer side of the anti-reverse plate 704 is in contact with the outer side of the anti-reverse ring 701; the number of the anti-reverse plates 704 and the rotating shaft 703 are both set in two groups, and the anti-reverse plates 704 and the rotating shaft 703 are symmetrically arranged; its specific functions are: by providing the threaded ring 506 and the threaded disk 601, the effect of easily and conveniently fixing the filter frame 602 inside the connecting pipe 501 is achieved; the purpose of filtering impurities in water by using the filter frame 602 is achieved;And by providing the propeller 605, the water flow provides power, so that the propeller 605 drives the vertical shaft 604, the support plate 606 and the scraper 607 to rotate; the purpose of scraping impurities on the inner wall of the filter frame 602 is achieved; it plays a role in preventing the filter frame 602 from being blocked after long-term use; by providing the spring member, the vertical rod 502 and the stopper 504, the stopper 504 automatically closes the bottom of the connecting pipe 501 when the filter frame 602 is taken out; the purpose of easily taking out the filter frame 602 when the valve is used is achieved; it is conducive to taking out and cleaning the filtered impurities during the use of the valve, and it is conducive to preventing the spray dust reduction equipment from being blocked by impurities in the water. ;

[0028] Specific usage and function of this embodiment: In the present invention, when in use, the valve body 1 and the connecting pipe 501 are installed in the specified position through two sets of flanges 102 and valve seats 101; the worm 201 is rotated by the hand wheel, and the worm 201 drives the threaded barrel A104 to rotate through the worm gear 105, and the threaded barrel A104 drives the guide plate 107 and the valve core plate 108 to move up and down through the threaded rod 106; at the same time, the threaded rod 106 drives the scale 1010 to slide up and down inside the valve body 1 through the top plate 109; the effect of easily and conveniently marking and checking the up and down movement size of the valve core plate 108 is achieved; it is beneficial to improve the accuracy of the valve in controlling the water flow; when it is necessary to detect the water pressure in the valve body 1, the pressure sensor 408 is placed On the inner side of the lower fixing sleeve 407, the threaded column 404 is rotated, and the threaded column 404 drives the upper fixing sleeve 405 to move downward through the threaded cylinder B403 and the guide block 406, so that the pressure sensor 408 is fixed between the upper fixing sleeve 405 and the lower fixing sleeve 407; the pressure measuring frame 402 and the locking frame 401 are slid into the auxiliary cylinder 301, so that the pressure measuring frame 402 and the locking frame 401 squeeze the locking block 307; the locking block 307 slides outward through its top bevel structure; when the locking frame 401 and the pressure measuring frame 402 completely slide into the auxiliary cylinder 301, the spring member drives the locking block 307 to reset through the sliding plate 306; so that the bottom of the locking block 307 fits with the top of the locking frame 401; so that the locking frame 401 The auxiliary block 303 is fixed to the auxiliary cylinder 301 with the pressure measuring frame 402; the pressure measuring frame 402 pushes the auxiliary block 303 open, so that the pressure sensor 408 is located in the valve body 1 to measure the water pressure; when the pressure measuring frame 402 and the locking frame 401 take out the auxiliary cylinder 301, the spring member drives the auxiliary block 303 to reset through the auxiliary rod 302, so that the top of the auxiliary block 303 slides into the inside of the auxiliary cylinder 301, so that the bottom of the auxiliary cylinder 301 is in a closed state; when the water flows, the impurities are filtered through the filter frame 602; at the same time, the water flow drives the vertical shaft 604 to rotate through the propeller 605, and the vertical shaft 604 drives the two groups of scrapers 607 to rotate through the two groups of support plates 606, so that the scrapers 607 clean the inner wall of the filter frame 602; when it is necessary to When the impurities are taken out, the threaded ring 506 is rotated, and the threaded ring 506 drives the threaded disc 601 to move downward; the threaded disc 601 drives the filter frame 602 to slide out of the connecting pipe 501, so that the filter frame 602 can be cleaned and the impurities can be discharged; at the same time, the spring member drives the stopper 504 to move downward through the vertical rod 502, and when the bottom of the fixing ring 503 fits with the top of the connecting pipe 501, the stopper 504 closes the bottom of the connecting pipe 501; at the same time, the stopper 504 brings the filter plate 5041 into the water flow, so that the impurities are temporarily isolated between the filter plate 5041 and the non-return device 7; the non-return device 7 can prevent the filtered impurities from flowing back, so that the purpose of easily taking out the filter frame 602 when the valve is used is achieved;It is helpful to remove and clean the impurities filtered out during the use of the valve, and it is helpful to prevent the spray dust reduction equipment from being blocked by impurities in the water. ;

Claims

1. A valve structure for a spray-type dust suppression device, characterized in that: comprising a valve body (1); The valve body (1) is configured as a T-shaped structure, and a valve seat (101) is fixedly provided at the bottom of the valve body (1), and a flange (102) is fixedly provided on the outer side of one end of the valve body (1); two sets of sealing rings (103) are fixedly provided inside the valve body (1), and the two sets of sealing rings (103) are symmetrically arranged; a threaded barrel (104) is rotatably provided inside the top side of the valve body (1), and a worm gear (105) is fixedly provided on the outer side of the top of the threaded barrel A (104), and a threaded rod (106) is provided inside the threaded barrel A (104) through a threaded connection; a guide plate (107) is fixedly provided at the bottom end of the threaded rod (106), and the guide plate (107) is slidably provided inside the valve body (1); a valve core plate (108) is fixedly provided at the bottom of the guide plate (107), and the valve core plate (108) 108) is slidably arranged between the two sets of sealing rings (103); a fixing box (2) is fixedly arranged on the top of the valve body (1), and a threaded rod (106) is slidably arranged on the inner side of the top of the fixing box (2); a bearing is installed in the fixing box (2), and a worm (201) is installed in the bearing; a hand wheel is fixedly arranged on the top of the worm (201), and the worm (201) is meshed with the worm wheel (105); an auxiliary mechanism (3) is fixedly arranged on one side of the valve body (1), and a pressure measuring device (4) is fixedly arranged on the inside of the auxiliary mechanism (3); a connecting mechanism (5) is fixedly arranged on the outside of the other end of the valve body (1), and a filtering device (6) is fixedly arranged on the bottom side of the connecting mechanism (5), and a non-return device (7) is fixedly arranged on the inside of the connecting mechanism (5).

2. The valve structure of a spray-type dust suppression device according to claim 1 is characterized in that: A top plate (109) is fixedly provided at the top of the threaded rod (106), and the bottom of the top plate (109) is in contact with the top of the fixed box (2); a scale (1010) is fixedly provided on the outside of the top plate (109), and the scale (1010) is slidably provided inside one side of the valve body (1).

3. The valve structure of the spray-type dust suppression equipment according to claim 1 is characterized in that: The auxiliary mechanism (3) comprises: an auxiliary cylinder (301), an auxiliary rod (302) and an auxiliary block (303); the auxiliary cylinder (301) is fixedly arranged inside one side of the valve body (1); the auxiliary rod (302) is slidably arranged inside the bottom side of the auxiliary cylinder (301), and a spring member is arranged between the top end of the auxiliary rod (302) and the inside of the auxiliary cylinder (301), and the auxiliary rods (302) are arranged in a ring array; the auxiliary block (303) is fixedly arranged at the bottom end of the auxiliary rod (302), and the top of the auxiliary block (303) is slidably arranged inside the bottom of the auxiliary cylinder (301).

4. The valve structure of the spray-type dust suppression equipment according to claim 3 is characterized in that: The auxiliary mechanism (3) further comprises: a cross bar (304), a cross plate (305), a sliding plate (306) and a locking block (307); the cross bar (304) is fixedly arranged on the outside of the top of the auxiliary tube (301); the cross plate (305) is fixedly arranged on the top of the cross bar (304); the sliding plate (306) is slidably arranged on the outside of the cross bar (304), and a spring member is arranged between the sliding plate (306) and the cross plate (305), and the spring member is located on the outside of the cross bar (304); the locking block (307) is fixedly arranged on the outside of the sliding plate (306), and the top of the locking block (307) is arranged as a bevel structure.

5. The valve structure of the spray-type dust suppression equipment according to claim 4 is characterized in that: The pressure measuring device (4) comprises: a locking frame (401), a pressure measuring frame (402), a threaded cylinder B (403), a threaded column (404), an upper fixing sleeve (405), a guide block (406), a lower fixing sleeve (407) and a pressure sensor (408); the locking frame (401) is slidably arranged on the inner side of the top of the auxiliary cylinder (301), and the top of the locking frame (401) is in contact with the bottom of the locking block (307); the pressure measuring frame (402) is fixedly arranged on the bottom of the locking frame (401), and both sides of the pressure measuring frame (402) are arranged as open structures, and the bottom of the pressure measuring frame (402) is in contact with the top of the auxiliary block (303); the threaded cylinder (404) is provided with a plurality of guide blocks (406), and the guide blocks (406) are provided with a plurality of guide blocks (407). The cylinder B (403) is fixedly arranged at the bottom of the locking frame (401); the threaded column (404) is arranged inside the threaded cylinder B (403) through a threaded connection, and a knob is fixedly arranged on the outside of the threaded column (404); the upper fixed sleeve (405) is rotatably arranged on the outside of the bottom end of the threaded column (404); the guide blocks (406) are fixedly arranged on both sides of the upper fixed sleeve (405), and the guide blocks (406) are slidably arranged on the inside of the pressure measuring frame (402); the lower fixed sleeve (407) is fixedly arranged at the bottom of the inner side of the pressure measuring frame (402); and the pressure sensor (408) is fixedly arranged between the inner sides of the upper fixed sleeve (405) and the lower fixed sleeve (407).

6. The valve structure of the spray-type dust suppression equipment according to claim 1, characterized in that: The connection mechanism (5) comprises: a connection pipe (501), a vertical rod (502), a fixing ring (503), a stopper (504) and a filter plate (5041); the connection pipe (501) is fixedly arranged on the outside of the other end of the valve body (1), and a flange (102) is fixedly arranged on the outside of one end of the connection pipe (501); the vertical rod (502) is slidably arranged inside the top side of the connection pipe (501), and the vertical rods (502) are arranged in a ring array, and a spring member is arranged between the bottom end of the vertical rod (502) and the inside of the connection pipe (501); the fixing ring (503) is fixedly arranged on the top of the vertical rod (502); the stopper (504) is fixedly arranged on the bottom end of the vertical rod (502), and the outside of the stopper (504) is in contact with the inner wall of the connection pipe (501); the filter plate (5041) is fixedly arranged on the top of the stopper (504), and the filter plate (5041) is arranged in a semicircular structure.

7. The valve structure of the spray-type dust suppression equipment according to claim 6, characterized in that: The connection mechanism (5) further comprises: a positioning hole (505) and a threaded ring (506); the positioning hole (505) is opened inside the bottom side of the connection tube (501), and the positioning holes (505) are arranged in a ring array; a bearing is mounted inside the top side of the threaded ring (506), and the bearing is mounted outside the bottom of the connection tube (501).

8. The valve structure of the spray-type dust suppression equipment according to claim 7, characterized in that: The filtering device (6) comprises: a threaded disc (601), a filter frame (602), a positioning rod (603), a vertical shaft (604), a propeller (605), a support plate (606) and a scraper (607); the threaded disc (601) is fixedly arranged inside the threaded ring (506) through a threaded connection, and the top of the threaded disc (601) is in contact with the bottom of the connecting pipe (501); the filter frame (602) is fixedly arranged on the top of the threaded disc (601), and the filter frame (602) is movably arranged inside the connecting pipe (501), and the top of the filter frame (602) is in contact with the bottom of the stopper (504); the filter frame (602) is arranged as a cylindrical structure , and the top of the filter frame (602) is set as an open structure; the positioning rod (603) is fixedly arranged on the top of the threaded disk (601), and the positioning rod (603) is slidably arranged inside the positioning hole (505); bearings are installed on the outer sides of the top and bottom ends of the vertical shaft (604), and the bearings are installed inside the filter frame (602); the propeller (605) is fixedly arranged on the outer side of the vertical shaft (604); the support plate (606) is fixedly arranged on the outer side of the vertical shaft (604); the scraper (607) is fixedly arranged on both sides of the support plate (606), and the number of the scraper (607) is set in two groups, and the outer side of the scraper (607) is in contact with the inner wall of the filter frame (602).

9. The valve structure of the spray-type dust suppression equipment according to claim 6, characterized in that: The anti-return device (7) comprises: an anti-return ring (701), an anti-return frame (702), a rotating shaft (703) and an anti-return plate (704); the anti-return ring (701) is fixedly arranged inside the connecting pipe (501); the anti-return frame (702) is fixedly arranged outside the anti-return ring (701); the rotating shaft (703) is rotatably arranged inside both sides of the anti-return frame (702), and a torsion spring member is arranged between the outside of the rotating shaft (703) and the inside of the anti-return frame (702); the anti-return plate (704) is fixedly arranged outside the rotating shaft (703), and the outside of the anti-return plate (704) is in contact with the outside of the anti-return ring (701); the number of the anti-return plates (704) and the rotating shaft (703) is two sets, and the anti-return plates (704) and the rotating shaft (703) are symmetrically arranged.

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