Detachable quantitative spray head and universal connecting mechanism thereof

Abstract

The invention provides a detachable quantitative spray head and a universal connecting mechanism thereof, and relates to the technical field of UV ink-jet printing machines. A group of mounting seats are fixedly mounted on the spray head, a connecting pipe is arranged at the outer end of the spray head, the connecting pipe is of a conical pipe structure, limiting sealing rings are fixedly mounted on the connecting pipe at equal intervals, and split arc blocks are in transmission connection with connecting gears respectively; according to the device, rapid disassembly and assembly of a nozzle are achieved through a limiting block and an elastic piece, external material pipes with different pipe diameters can be rapidly and fixedly connected conveniently through a connecting frame, a split arc block and a gear transmission mechanism, a quantitative adjusting plate is driven by an electric telescopic rod to move, the size of a circulation hole is adjusted, and quantitative conveying of the external material pipes with different pipe diameters is achieved; the problems that after a nozzle is installed and used for a long time, the nozzle is likely to adhere to the bottom of a spray head and is not easy to disassemble and assemble, the use and maintenance efficiency of the device is likely to be affected, external material pipes with different pipe diameters are inconvenient to be rapidly and fixedly connected through the device, and the compatibility and adaptability of the device need to be improved are solved.

Description

Technical Field

[0001] The invention relates to the technical field of UV inkjet printers, and in particular to a detachable quantitative inkjet head and a universal connection mechanism thereof. Background Art

[0002] UV inkjet printer is a device that uses software control and non-contact methods to mark products. With the help of a sophisticated nozzle system, it sprays special UV ink evenly onto the surface of various materials with extremely high precision; then, through the rapid irradiation of ultraviolet light, these inks can be cured in a very short time, thus generating patterns with superior image quality and durability. In the actual operation process, in order to ensure the efficient execution and flexible response of the coding task, a detachable quantitative nozzle and its matching universal connection mechanism are required.

[0003] As for the currently available detachable quantitative spray nozzle and its universal connection mechanism, it is not easy to quickly disassemble and assemble the nozzle, and the nozzle is easy to stick to the bottom of the spray nozzle after long-term installation and use, and is difficult to disassemble and assemble, which can easily affect the use and maintenance efficiency of the device. In addition, the device is not convenient for quickly fixing and connecting external material pipes with different diameters. The compatibility and adaptability of the device need to be improved. The device is not convenient to adjust the size of the flow hole, and it is not easy to adapt to the problem of quantitative delivery of external material pipes with different diameters. Summary of the invention

[0004] The disclosed embodiments relate to a detachable quantitative spray nozzle and a universal connection mechanism thereof, which realizes rapid disassembly and assembly of the nozzle through a limit block and an elastic member, thereby avoiding nozzle sticking problems and improving maintenance efficiency; through a connecting frame, a split arc block and a gear transmission mechanism, it is convenient to quickly fix and connect external material pipes with different diameters, thereby enhancing compatibility and adaptability, and improving use effect and operating efficiency; at the same time, the quantitative adjustment plate is driven to move by an electric telescopic rod to adjust the size of the flow hole, thereby realizing quantitative transportation of external material pipes with different diameters and improving the adjustability of the device.

[0005] In a first aspect of the present disclosure, a detachable quantitative spray head and a universal connection mechanism thereof are provided, specifically comprising: a spray head and a nozzle;

[0006] A group of mounting seats are fixedly installed on the nozzle, and the outer end of the nozzle is a connecting pipe, which is a conical pipe structure. A limiting sealing ring is equidistantly fixed on the conical surface of the connecting pipe. A group of connecting grooves are provided at the bottom of the nozzle, and a group of limiting blocks are slidably installed at both ends of the nozzle. The bottom of the limiting block is a wedge-shaped block structure. A connecting flange is fixedly installed on the top of the nozzle, and a limiting ring groove is provided on the connecting flange. A sealing ring is clamped on the top of the connecting flange. The connecting flange at the top of the nozzle is clamped and installed in the connecting groove at the bottom of the nozzle. The limiting blocks at both ends of the nozzle are respectively plugged and installed on the limiting ring groove of the connecting flange. A group of pressing blocks are also slidably installed at the inner two ends of the nozzle, and a group of quantitative adjustment plates are slidably installed in the nozzle. A group of connecting frames are threadedly installed on the outer end of the nozzle, and five groups of connecting gears are rotatably installed on the connecting frame in a circular array. Five groups of split arc blocks are also slidably installed on the connecting frame in a circular array, and the split arc blocks are respectively connected to the connecting gears in a transmission manner.

[0007] In at least some embodiments, a group of gear rings are rotatably mounted on the connecting frame, a rack is fixedly mounted on the outer end of the split arc block, and the outer end of the connecting gear is meshingly connected to the gear ring, and the inner end of the connecting gear is respectively meshingly connected to the side racks at the outer end of the split arc block, thereby realizing the function that the connecting gear can drive the split arc block to achieve synchronous movement, making the position adjustment of the split arc block more flexible and accurate.

[0008] In at least some embodiments, four groups of support rods are fixedly installed on the outer end of the nozzle, and four groups of guide holes are opened on the connecting frame. The four groups of guide holes on the connecting frame are respectively slidably installed on the support rods at the outer end of the nozzle, so that the connecting frame can slide along the support rods to adjust its position as needed, which not only improves the flexibility of the device, but also facilitates subsequent installation and maintenance work.

[0009] In at least some embodiments, a group of fixing screws are rotatably installed on the top of the connecting frame, a group of threaded holes are opened on the side ends of the split arc blocks, and the threaded holes on the side ends of the split arc blocks are threadedly installed on the fixing screws on the top of the connecting frame. The split arc blocks can be tightened or loosened by rotating the fixing screws, thereby improving the reliability and ease of use of the device.

[0010] In at least some embodiments, a group of second elastic members are respectively installed in the inner slide grooves at both ends of the nozzle, and the bottom ends of the second elastic members are in contact with the top end surface of the sliding shaft on the pressure block. When the nozzle needs to be popped out, the elastic force of the second elastic member will push the pressure block upward, thereby driving the nozzle to pop out, simplifying the disassembly and assembly process of the nozzle and improving the use efficiency of the device.

[0011] In at least some embodiments, five sets of guiding grooves are formed in the connecting frame, guiding blocks are fixedly installed on the split arc blocks, and the guiding blocks on the split arc blocks are respectively slidably installed on the guiding grooves of the connecting frame, so that the split arc blocks can slide along the guiding grooves to adjust their positions, ensuring that the moving paths of the split arc blocks are accurate, and improving the precision and stability of the device.

[0012] In at least some embodiments, a set of electric telescopic rods are also fixedly installed at the outer ends of the nozzles, the outer ends of the quantitative adjustment plates are fixedly installed at the outer ends of the transmission shafts of the electric telescopic rods, and by controlling the telescopic length of the electric telescopic rods, the positions of the quantitative adjustment plates can be conveniently adjusted, thereby realizing the adjustment of the sizes of the flow holes, improving the adjustability of the device, and meeting the requirements under different usage scenarios.

[0013] In at least some embodiments, a set of external connection plates are respectively fixedly installed at both ends of the nozzle, sliding holes are formed in the external connection plates, a set of external connection rods are fixedly installed at the outer ends of the limiting blocks, and the external connection rods at the outer ends of the limiting blocks are respectively slidably installed in the sliding holes of the external connection plates at both ends of the nozzle, ensuring the stable and flexible movement of the limiting blocks on the nozzle. A set of first elastic members are respectively sleeved on the external connection rods at the outer ends of the limiting blocks, and the outer ends of the first elastic members are in contact with the inner end faces of the external connection plates on the nozzle, providing a stable return spring force for the limiting blocks and ensuring that the limiting blocks can quickly and accurately return to the initial positions after moving.

[0014] In at least some embodiments, a set of adjustment screws are also rotatably installed at the outer ends of the nozzles, a set of adjustment screw holes are formed in the connecting frame, and the adjustment screw holes in the connecting frame are threadedly installed on the adjustment screws at the outer ends of the nozzles. By rotating the adjustment screws, the relative positions between the connecting frame and the nozzles can be adjusted, meeting the requirements under different usage scenarios, and improving the adaptability and flexibility of the device.

[0015] In at least some embodiments, a set of inner sliding grooves are respectively formed at both ends inside the nozzles, a set of sliding shafts are fixedly installed at the tops of the pressing blocks, and the sliding shafts at the tops of the pressing blocks are slidably installed in the inner sliding grooves at both ends inside the nozzles, enabling the pressing blocks to move flexibly inside the nozzles. This not only improves the flexibility of the device, enabling the pressing blocks to quickly and accurately adjust their positions as needed, but also brings great convenience to subsequent disassembly, assembly, and maintenance work, simplifies the operation process, and improves the work efficiency.

[0016] The present invention provides a detachable quantitative nozzle and its universal connection mechanism, having the following beneficial effects:

[0017] The present invention realizes the rapid disassembly and assembly of the nozzle through the cooperation of the limit block and the wedge block structure at its bottom with the external rod, the sliding hole, the connecting flange and the limit ring groove, effectively avoiding the problem that the nozzle is easily adhered to the bottom of the nozzle and is difficult to disassemble and assemble after long-term installation and use, thereby greatly improving the use and maintenance efficiency of the device; at the same time, the device also enables the split arc block to be adjusted left and right as needed and clamped to the outer end of the limit sealing ring on the connecting pipe through the design of the connecting frame, the split arc block and the gear transmission mechanism, thereby facilitating the rapid fixed connection of external material pipes with different diameters, enhancing the compatibility and adaptability of the device, and effectively improving the use effect and operating efficiency of the device; the device is also equipped with an electric telescopic rod and a quantitative adjustment plate, by which the electric telescopic rod drives the quantitative adjustment plate to move inward, the size of the flow hole can be conveniently adjusted, so that the device can adapt to external material pipes with different diameters for quantitative transportation, further improving the adjustability and practicality of the device.

[0018] In addition, the external connecting rods at the outer ends of the limit blocks are slidably installed on the sliding holes of the external connecting plates at both ends of the nozzle, and the bottom of the limit blocks is a wedge-shaped block structure, and the connecting flange at the top of the nozzle is clamped and installed in the connecting groove at the bottom of the nozzle, and the two sets of limit blocks move outward at the same time. After the nozzle moves to a fixed position, under the action of the first elastic member on the external connecting rod, the limit blocks at both ends of the nozzle are respectively plugged and installed on the limit ring grooves of the connecting flange, and the sliding shaft at the top of the pressure block is slidably installed on the inner grooves at both ends of the nozzle. At this time, the pressure block moves up and the second elastic member in the inner groove is compressed. When the nozzle needs to be disassembled and assembled, the two sets of limit blocks are pulled outward to separate the limit blocks from the limit ring grooves, and under the action of the second elastic member, the nozzle is popped out by the pressure block, thereby avoiding the problem that the nozzle is easily adhered to the bottom of the nozzle and is difficult to disassemble and assemble after long-term installation and use, so that the device is convenient for quick disassembly and maintenance of the nozzle, and the device has better use and maintenance efficiency.

[0019] In addition, by sleeve-connecting external material pipes of different diameters onto the connecting pipe of the tapered pipe structure, the four sets of guide holes on the connecting frame are respectively slidably mounted on the support rods at the outer end of the nozzle, the adjusting screw holes on the connecting frame are threadedly mounted on the adjusting screws at the outer end of the nozzle, and the adjusting screws are rotated so that the connecting frame and the split arc blocks thereon can be easily adjusted left and right as needed, so that the split arc blocks are sequentially placed on the outer ends of the limit sealing rings on the connecting pipe, the guide blocks on the split arc blocks are respectively slidably mounted on the guide grooves of the connecting frame, and the threaded holes at the side ends of the split arc blocks are threadedly mounted on the fixed The fixed screw is rotated to move the split arc block inward, and the outer end of the connecting gear is meshed with the gear ring for transmission connection, and the inner end of the connecting gear is respectively meshed with the side racks of the outer end of the split arc block for transmission connection to drive the gear ring to rotate, thereby driving the split arc blocks to move inward at the same time through the connecting gears until the split arc blocks are respectively clamped on the outer ends of the limit sealing rings, so that the device can facilitate the rapid fixed connection of external material pipes with different diameters, improve the compatibility and adaptability of the device to external material pipes of different specifications, and effectively improve the use effect and operation efficiency of the device.

[0020] In addition, by connecting external material pipes of different diameters to the device, the quantitative adjustment plate is driven inward by the electric telescopic rod, so that the device can easily adjust the size of its flow hole, so that the device can easily carry out quantitative transportation of external material pipes of different diameters, thereby improving the adjustability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] 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.

[0022] The drawings described below are only related to some embodiments of the present invention, but are not intended to limit the present invention.

[0023] In the attached picture:

[0024] Figure 1 It is a front axial schematic diagram of the detachable quantitative spray head and its universal connection mechanism of the present invention.

[0025] Figure 2 It is a rear axial schematic diagram of the detachable quantitative spray head and its universal connection mechanism of the present invention.

[0026] Figure 3 It is a schematic diagram of disassembling and assembling the nozzle of the detachable quantitative spray head and the universal connection mechanism thereof of the present invention.

[0027] Figure 4 It is a schematic diagram of the installation of the nozzle of the detachable quantitative spray head and the universal connection mechanism thereof of the present invention.

[0028] Figure 5 It is a schematic diagram of the installation of the detachable quantitative spray head and the limit block of the universal connection mechanism thereof of the present invention.

[0029] Figure 6 It is an internal schematic diagram of the spray head of the detachable metering spray head and its universal connection mechanism of the present invention.

[0030] Figure 7 It is an assembly and disassembly schematic diagram of the connecting frame of the detachable metering spray head and its universal connection mechanism of the present invention.

[0031] Figure 8 It is a structural schematic diagram of the connecting frame of the detachable metering spray head and its universal connection mechanism of the present invention.

[0032] Figure 9 It is a schematic diagram of the split arc block of the detachable metering spray head and its universal connection mechanism of the present invention.

[0033] List of reference numerals

[0034] 1. Spray head; 101. Mounting seat; 102. Connecting pipe; 1021. Limit sealing ring; 103. Limit block; 1031. External connecting rod; 1032. First elastic member; 104. Inner sliding groove; 1041. Second elastic member; 105. Pressing block; 1051. Sliding shaft; 106. External connecting plate; 107. Electric telescopic rod; 1071. Quantitative adjustment plate; 108. Support rod; 109. Adjusting screw; 2. Nozzle; 201. Connecting flange; 202. Limit ring groove; 203. Sealing ring; 3. Connecting frame; 301. Guide hole; 302. Adjusting screw hole; 303. Tooth ring; 304. Connecting gear; 305. Fixed screw; 306. Guide groove; 4. Split arc block; 401. Rack; 402. Threaded hole; 403. Guide block. Detailed implementation manners

[0035] To make the objectives, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present invention. Obviously, the described embodiments are some but not all of the embodiments of the present invention. All other embodiments obtained by those of ordinary skill in the art based on the described embodiments of the present invention without creative efforts shall fall within the scope of protection of the present invention.

[0036] Embodiment 1: Please refer to Figures 1 to 9 as shown:

[0037] The present invention provides a detachable metering spray head and its universal connection mechanism, including a spray head 1 and a nozzle 2;

[0038] A set of mounting seats 101 are fixedly installed on the nozzle 1. The outer end of the nozzle 1 is a connecting pipe 102, and the connecting pipe 102 is of a conical pipe structure. Limiting sealing rings 1021 are fixedly installed at equal intervals on the conical surface of the connecting pipe 102. A set of connecting grooves are formed at the bottom of the nozzle 1. A set of limiting blocks 103 are respectively slidably installed at both ends of the nozzle 1. The bottom of the limiting block 103 is of a wedge-shaped block structure. A connecting flange 201 is fixedly installed at the top of the nozzle 2. A limiting ring groove 202 is formed on the connecting flange 201. A sealing ring 203 is clamped on the top of the connecting flange 201. The connecting flange 201 at the top of the nozzle 2 is clamped and installed in the connecting groove at the bottom of the nozzle 1. The limiting blocks 103 at both ends of the nozzle 1 are respectively inserted and installed on the limiting ring groove 202 of the connecting flange 201. A set of pressing blocks 105 are respectively slidably installed at both ends inside the nozzle 1. A set of quantitative adjustment plates 1071 are slidably installed inside the nozzle 1. A set of connecting frames 3 are threadedly installed at the outer end of the nozzle 1. Five connecting gears 304 are rotatably installed on the connecting frame 3 in a circular array. Five split arc blocks 4 are also slidably installed on the connecting frame 3 in a circular array, and the split arc blocks 4 are respectively in transmission connection with the connecting gears 304.

[0039] In the embodiment of the present disclosure, among them, as Figures 3 to 5As shown in the figure, a set of inner sliding grooves 104 are respectively formed at both ends inside the nozzle 1. A set of sliding shafts 1051 are fixedly installed at the top of the pressing block 105, and the sliding shafts 1051 at the top of the pressing block 105 are slidably installed on the inner sliding grooves 104 at both ends inside the nozzle 1. A set of second elastic members 1041 are respectively installed in the inner sliding grooves 104 at both ends inside the nozzle 1, and the bottom ends of the second elastic members 1041 are in contact with the top surfaces of the sliding shafts 1051 on the pressing block 105. A set of external connection plates 106 are respectively fixedly installed at both ends of the nozzle 1. Slide holes are formed in the external connection plates 106. An external connection rod 1031 is fixedly installed at the outer end of the limiting block 103, and the external connection rods 1031 at the outer ends of the limiting block 103 are respectively slidably installed in the slide holes of the external connection plates 106 at both ends of the nozzle 1. A set of first elastic members 1032 are respectively sleeved on the external connection rods 1031 at the outer ends of the limiting block 103, and the outer ends of the first elastic members 1032 are in contact with the inner end surfaces of the external connection plates 106 on the nozzle 1; specifically, the external connection rods 1031 at the outer ends of the limiting block 103 are respectively slidably installed in the slide holes of the external connection plates 106 at both ends of the nozzle 1. The bottom of the limiting block 103 is of a wedge-shaped block structure. The connecting flange 201 at the top of the nozzle 2 is snap-fitted into the connecting groove at the bottom of the nozzle 1. The two limiting blocks 103 move outward simultaneously. After the nozzle 2 moves to a fixed position, under the action of the first elastic members 1032 on the external connection rods 1031, the limiting blocks 103 at both ends of the nozzle 1 are respectively inserted into the limiting ring grooves 202 of the connecting flange 201. The sliding shafts 1051 at the top of the pressing block 105 are slidably installed on the inner sliding grooves 104 at both ends inside the nozzle 1. At this time, the pressing block 105 moves upward, and the second elastic members 1041 in the inner sliding grooves 104 are compressed. When the nozzle 2 needs to be disassembled and assembled, the two limiting blocks 103 are pulled outward, so that the limiting blocks 103 are separated from the limiting ring grooves 202. Under the cooperation of the second elastic members 1041, the nozzle 2 is ejected by the pressing block 105, avoiding the problem that the nozzle 2 is easily adhered to the bottom of the nozzle 1 and is not easy to disassemble and assemble after long-term installation and use, so that the device is convenient for quickly disassembling and assembling and maintaining the nozzle 2, and the device has better use and maintenance efficiency.

[0040] Among them, as Figures 6 to 9 shown, four support rods 108 are fixedly installed at the outer end of the nozzle 1. Four guiding holes 301 are formed in the connecting frame 3. The four guiding holes 301 on the connecting frame 3 are respectively slidably installed on the support rods 108 at the outer end of the nozzle 1. An adjusting screw rod 109 is also rotatably installed at the outer end of the nozzle 1. An adjusting screw hole 302 is formed in the connecting frame 3, and the adjusting screw hole 302 on the connecting frame 3 is threadedly installed on the adjusting screw rod 109 at the outer end of the nozzle 1.

[0041] The connecting frame 3 is provided with five sets of guide grooves 306, the split arc block 4 is fixedly provided with guide blocks 403, and the guide blocks 403 on the split arc block 4 are respectively slidably installed on the guide grooves 306 of the connecting frame 3, and a set of fixing screws 305 are rotatably installed on the top of the connecting frame 3, a set of threaded holes 402 are provided on the side ends of the split arc block 4, and the threaded holes 402 on the side ends of the split arc block 4 are threadedly installed on the fixing screws 305 on the top of the connecting frame 3, a set of gear rings 303 are rotatably installed on the connecting frame 3, and the outer ends of the split arc block 4 The end is fixedly installed with a rack 401, and the outer end of the connecting gear 304 is meshed and connected with the gear ring 303, and the inner end of the connecting gear 304 is meshed and connected with the rack 401 on the outer end of the split arc block 4; the specific function is to sleeve the external material pipes of different diameters on the connecting pipe 102 of the tapered pipe structure, and the four groups of guide holes 301 on the connecting frame 3 are respectively slidably installed on the support rod 108 at the outer end of the nozzle 1, and the adjusting screw hole 302 on the connecting frame 3 is threadedly installed on the adjusting screw 109 at the outer end of the nozzle 1, and the adjusting screw 109 is rotated to adjust the nozzle 1. The screw 109 is adjusted so that the connecting frame 3 and the split arc block 4 thereon can be adjusted left and right as needed, so that the split arc block 4 is placed on the outer end of the limit seal ring 1021 on the connecting pipe 102 in sequence, and the guide block 403 on the split arc block 4 is slidably installed on the guide groove 306 of the connecting frame 3, and the threaded hole 402 at the side end of the split arc block 4 is threadedly installed on the fixing screw 305 at the top of the connecting frame 3. The fixing screw 305 is rotated to move the split arc block 4 inwardly, and the outer end of the connecting gear 304 is connected to the gear ring. 303 is meshingly connected for transmission, and the inner ends of the connecting gears 304 are respectively meshingly connected for transmission with the racks 401 on the outer ends of the split arc blocks 4 to drive the gear ring 303 to rotate, thereby driving the split arc blocks 4 to move inward at the same time through the connecting gears 304 until the split arc blocks 4 are respectively clamped on the outer ends of the limiting sealing rings 1021, so that the device can be conveniently and quickly fixedly connected to external material pipes of different diameters, thereby improving the compatibility and adaptability of the device to external material pipes of different specifications, and effectively improving the use effect and operating efficiency of the device.

[0042] Embodiment 2: Based on Embodiment 1, wherein Figure 6 As shown, a group of electric telescopic rods 107 are also fixedly installed on the outer end of the nozzle 1, and the outer end of the quantitative adjustment plate 1071 is fixedly installed on the outer end of the transmission shaft of the electric telescopic rod 107; the specific function is that when the device is connected to external material pipes of different diameters, the electric telescopic rod 107 drives the quantitative adjustment plate 1071 to move inward, and the device can easily adjust the size of its flow hole to adapt to external material pipes of different diameters. By accurately adjusting the size of the flow hole, the device can more accurately control the conveying amount of the material, and realize the function of quantitative conveying of external material pipes of different diameters, which not only improves the adjustability of the device, allowing the device to more flexibly adapt to various usage scenarios, but also further improves the practicality and adaptability of the device.

[0043] Specific usage and function of this embodiment: In the present invention, the external connecting rod 1031 at the outer end of the limit block 103 is respectively slidably installed on the sliding holes of the external connecting plate 106 at both ends of the nozzle 1, and the bottom of the limit block 103 is a wedge-shaped block structure. The connecting flange 201 at the top of the nozzle 2 is snap-fitted and installed in the connecting groove at the bottom of the nozzle 1. The two groups of limit blocks 103 move outward at the same time. After the nozzle 2 moves to a fixed position, under the action of the first elastic member 1032 on the external connecting rod 1031, the limit blocks 103 at both ends of the nozzle 1 are respectively plugged and installed on the limit ring groove 202 of the connecting flange 201, and the sliding shaft 1051 at the top of the pressing block 105 is slidably installed on the inner sliding groove 104 at both ends of the nozzle 1. At this time, the pressing block 10 5 moves up, and the second elastic member 1041 in the inner slide groove 104 is compressed. When the nozzle 2 needs to be disassembled, the two groups of limit blocks 103 are pulled outward to disengage the limit blocks 103 from the limit ring groove 202. Under the action of the second elastic member 1041, the nozzle 2 is ejected by the pressing block 105, so as to avoid the problem that the nozzle 2 is easily adhered to the bottom of the nozzle 1 and is difficult to disassemble after long-term installation and use, so that the device is convenient for quick disassembly and maintenance of the nozzle 2, and the device has better use and maintenance efficiency; the external material pipes of different diameters are sleeved on the connecting pipe 102 of the tapered pipe structure, and the four groups of guide holes 301 on the connecting frame 3 are respectively slidably installed on the support rod 108 at the outer end of the nozzle 1, and the connecting frame 3 is The adjusting screw hole 302 is threadedly installed on the adjusting screw 109 at the outer end of the nozzle 1, and the adjusting screw 109 is rotated to make the connecting frame 3 and the split arc block 4 thereon easy to adjust left and right as needed, so that the split arc blocks 4 are placed on the outer ends of the limit sealing ring 1021 on the connecting pipe 102 in sequence, and the guide blocks 403 on the split arc blocks 4 are respectively slidably installed on the guide grooves 306 of the connecting frame 3, and the threaded holes 402 at the side ends of the split arc blocks 4 are threadedly installed on the fixing screw 305 at the top of the connecting frame 3, and the fixing screw 305 is rotated to make the split arc blocks 4 move inward, and the outer end of the connecting gear 304 is meshed and connected with the gear ring 303, and the inner ends of the connecting gear 304 are respectively connected to the side ends of the outer ends of the split arc blocks 4. The rack 401 is meshed with the transmission connection to drive the gear ring 303 to rotate, thereby driving the split arc block 4 to move inward at the same time through the connecting gear 304, until the split arc block 4 is respectively clamped on the outer end of the limit sealing ring 1021, so that the device can be convenient for quickly fixing and connecting external material pipes with different diameters, thereby improving the compatibility and adaptability of the device to external material pipes of different specifications, and effectively improving the use effect and operation efficiency of the device; for the device connected to external material pipes of different diameters, the quantitative adjustment plate 1071 is driven to move inward by the electric telescopic rod 107, so that the device can easily adjust the size of its flow hole, so that the device can be convenient for quantitative transportation of external material pipes with different diameters, thereby improving the adjustability of the device.

[0044] In this article, there are a few points to note:

[0045] 1. The attached drawings of the embodiments of the present disclosure only relate to the structures involved in the embodiments of the present disclosure, and other structures can refer to the general design.

[0046] 2. Without conflict, the embodiments of the present disclosure and the features in the embodiments can be combined with each other to obtain new embodiments.

[0047] The above are only the specific implementation manners of the present disclosure, but the protection scope of the present disclosure is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present disclosure can easily think of changes or substitutions, which should all be covered within the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure should be subject to the protection scope of the claims.

Claims

1. A detachable metering nozzle and its universal connection mechanism, characterized in that It includes a spray head (1) and a nozzle (2); A set of mounting seats (101) are fixedly installed on the spray head (1). The outer end of the spray head (1) is a connecting pipe (102). The connecting pipe (102) is of a conical pipe structure. Equally spaced limiting sealing rings (1021) are fixedly installed on the conical surface of the connecting pipe (102). A set of connecting grooves are opened at the bottom of the spray head (1). A set of limiting blocks (103) are respectively slidably installed at both ends of the spray head (1). The bottom of the limiting block (103) is of a wedge-shaped block structure. A connecting flange (201) is fixedly installed at the top of the nozzle (2). A limiting ring groove (202) is opened on the connecting flange (201). A sealing ring (203) is clamped on the top of the connecting flange (201). The connecting flange (201) at the top of the nozzle (2) is clamped and installed in the connecting groove at the bottom of the spray head (1). The limiting blocks (103) at both ends of the spray head (1) are respectively inserted and installed on the limiting ring grooves (202) of the connecting flange (201). A set of pressing blocks (105) are respectively slidably installed at both ends inside the spray head (1). A set of quantitative adjustment plates (1071) are slidably installed inside the spray head (1). A set of connecting brackets (3) are threadedly installed at the outer end of the spray head (1). Five connecting gears (304) are rotationally installed on the connecting bracket (3) in a circular array. Five split arc blocks (4) are also slidably installed on the connecting bracket (3) in a circular array. And the split arc blocks (4) are respectively in transmission connection with the connecting gears (304).

2. The detachable metering nozzle and its universal connection mechanism according to claim 1, characterized in that: A set of inner sliding grooves (104) are respectively opened at both ends inside the spray head (1). A set of sliding shafts (1051) are fixedly installed at the top of the pressing block (105). And the sliding shafts (1051) at the top of the pressing block (105) are slidably installed on the inner sliding grooves (104) at both ends inside the spray head (1).

3. A detachable metering nozzle and its universal connection mechanism according to claim 1, characterized in that: A set of second elastic members (1041) are respectively installed in the inner sliding grooves (104) at both ends inside the spray head (1). And the bottom end of the second elastic member (1041) is in contact with the top end surface of the sliding shaft (1051) on the pressing block (105).

4. A detachable metering nozzle and its universal connection mechanism according to claim 1, characterized in that: A set of external connection plates (106) are respectively fixedly installed at both ends of the spray head (1). Slide holes are opened on the external connection plates (106). And a set of external connection rods (1031) are fixedly installed at the outer ends of the limiting blocks (103). And the external connection rods (1031) at the outer ends of the limiting blocks (103) are respectively slidably installed on the slide holes of the external connection plates (106) at both ends of the spray head (1). A set of first elastic members (1032) are respectively sleeved on the external connection rods (1031) at the outer ends of the limiting blocks (103). And the outer ends of the first elastic members (1032) are in contact with the inner end surfaces of the external connection plates (106) on the spray head (1).

5. A detachable metering nozzle and its universal connection mechanism according to claim 1, characterized in that: Four support rods (108) are fixedly installed at the outer end of the spray head (1). Four guiding holes (301) are opened on the connecting bracket (3). The four guiding holes (301) on the connecting bracket (3) are respectively slidably installed on the support rods (108) at the outer end of the spray head (1).

6. A detachable metering nozzle and its universal connection mechanism according to claim 1, characterized in that: A group of adjusting screws (109) are rotatably mounted on the outer end of the spray head (1), a group of adjusting screw holes (302) are opened on the connecting frame (3), and the adjusting screw holes (302) on the connecting frame (3) are threadedly mounted on the adjusting screws (109) at the outer end of the spray head (1).

7. A detachable metering nozzle and its universal connection mechanism according to claim 1, characterized in that: The connecting frame (3) is provided with five groups of guide grooves (306), the split arc block (4) is fixedly mounted with a guide block (403), and the guide blocks (403) on the split arc block (4) are respectively slidably mounted on the guide grooves (306) of the connecting frame (3).

8. A detachable metering nozzle and its universal connection mechanism according to claim 1, characterized in that: A group of fixing screws (305) are rotatably mounted on the top of the connecting frame (3); a group of threaded holes (402) are opened on the side ends of the split arc blocks (4); and the threaded holes (402) on the side ends of the split arc blocks (4) are threadedly mounted on the fixing screws (305) on the top of the connecting frame (3).

9. A detachable metering nozzle and its universal connection mechanism according to claim 1, characterized in that: A group of gear rings (303) are rotatably mounted on the connecting frame (3), a rack (401) is fixedly mounted on the outer end of the split arc block (4), and the outer end of the connecting gear (304) is meshingly connected to the gear ring (303) for transmission, and the inner end of the connecting gear (304) is meshingly connected to the racks (401) on the outer end side of the split arc block (4) for transmission.

10. A detachable metering nozzle and its universal connection mechanism according to claim 1, characterized in that: A group of electric telescopic rods (107) are also fixedly mounted on the outer end of the spray head (1), and the outer end of the quantitative adjustment plate (1071) is fixedly mounted on the outer end of the transmission shaft of the electric telescopic rod (107).

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