Air jet loom swinging double-color nozzle capable of adjusting ejection pressure

Abstract

The utility model relates to the technical field of jet loom nozzles, and discloses a jet loom swing double-color nozzle capable of adjusting jet pressure, which comprises a main body connector, a valve head is arranged on one side of the main body connector, a top cover is arranged on the lower surface of the main body connector, the lower surface of the top cover is fixedly connected with a connecting sleeve, and the connecting sleeve is fixedly connected with the valve head. The lower surface of the connecting sleeve is fixedly connected with a bottom cover, a plurality of clamping grooves are formed in the lower surface of the bottom cover and are in a circular array, the lower surface of the bottom cover is rotationally connected with a rotating cover, and a guide assembly is arranged between the rotating cover and the bottom cover. According to the air pressure adjusting device, the air pressure can be adjusted conveniently, the spray head does not need to be replaced, time is saved, the working efficiency of the device is improved, the position of the rotating cover can be fixed by inserting the inserting rod into the corresponding clamping groove after adjustment is completed, and the rotating cover is prevented from rotating automatically in the working process.

Description

TECHNICAL FIELD

[0001] The utility model relates to air jet loom nozzle technical field more specifically, it is a kind of adjustable jet pressure air jet loom swing double-color nozzle. BACKGROUND

[0002] Air jet loom is the shuttleless loom using jet airflow to pull weft to cross shed, it is to use air as weft medium, to pull weft by the friction traction force of compressed air jet, and to pull weft by jet airflow generated by air jet.

[0003] According to the search, the authorized announcement No. CN217948395U of Chinese patent discloses air jet loom pneumatic swing main body nozzle, the setting of the heat dissipation hole extends to the cavity through the connection sleeve outside, the heat generated by the nozzle can be quickly dissipated, but before the device is used, the size of air pressure needs to be adjusted according to the distance of traction, and the size of air pressure can be adjusted by adjusting the size of nozzle jet port, but the device needs to replace different nozzles to realize when adjusting, and a lot of time is consumed when disassembling, which greatly reduces the working efficiency of the device. SUMMARY

[0004] In order to overcome the above-mentioned defects of the prior art, the utility model provides a kind of adjustable jet pressure air jet loom swing double-color nozzle to solve the problems existing in the above-mentioned background art.

[0005] The utility model provides the following technical scheme: a kind of adjustable jet pressure air jet loom swing double-color nozzle, including main body connector, the side of main body connector is equipped with valve head, the lower surface of main body connector is equipped with top cover, the lower surface of top cover is fixedly connected with connecting sleeve, the lower surface of connecting sleeve is fixedly connected with bottom cover, the lower surface of bottom cover is equipped with multiple clamping grooves, and multiple clamping grooves are circular array, the lower surface of bottom cover is rotatably connected with rotating cover, and guiding assembly is equipped between rotating cover and bottom cover, multiple circular holes of circular array are opened in rotating cover, and the position of multiple circular holes corresponds with the jet orifice on bottom cover one by one.

[0006] As a further scheme of the utility model, the guiding assembly is T-shaped ring groove, the T-shaped ring groove is opened in the lower surface of bottom cover, and the upper surface of rotating cover is fixedly connected with T-shaped circular ring, and T-shaped circular ring is rotatably connected in T-shaped ring groove.

[0007] As a further scheme of the utility model, the circumferential outer wall of rotating cover is symmetrically equipped with sliding slot on both sides, the top inner wall of sliding slot is equipped with through avoiding hole, the sliding block is slidably connected in sliding slot, the upper surface of sliding block is fixedly connected with inserting rod, and the top end of inserting rod passes through avoiding hole and is embedded in one of clamping grooves.

[0008] As a further scheme of the utility model, the lower surface of the chute is provided with two symmetrical position-avoiding grooves, the inner wall of the bottom of the two position-avoiding grooves is fixedly connected with sliding rods, the top end of the sliding rod is fixed with the inner wall of the top of the chute, and the two sliding rods are slidably connected with the sliding blocks.

[0009] As a further scheme of the utility model, the inner wall of the bottom of the position-avoiding groove is fixedly connected with a spring, the other end of the spring is fixed with the lower surface of the sliding block, and the spring is sleeved on the outer side of the sliding rod.

[0010] As a further scheme of the utility model, one side of the two sliding blocks is bonded with a rubber block, and one side of the rubber block is provided with a strip-shaped protrusion.

[0011] As a further scheme of the utility model, the circumferential outer wall of the rotating cover is provided with anti-skid lines distributed at equal distances, and the anti-skid lines are arranged in an inclined manner.

[0012] The technical effects and advantages of the utility model are as follows:

[0013] 1. The rotating cover and the plurality of round holes provided on the rotating cover cover the spray holes on the bottom cover, gradually reduce the size of the spray holes when the rotating cover rotates, thereby increasing the pressure of the sprayed gas, and further facilitating the adjustment of the air pressure, without the need to replace the spray head, thereby saving time and improving the working efficiency of the device.

[0014] 2. The guiding assembly provided in the utility model guides the rotation of the rotating cover when the rotating cover rotates, prevents the offset from causing the round holes to fail to completely cover the spray holes, and increases the stability of the rotating cover when the rotating cover rotates.

[0015] 3. The plug rod and the clamping groove provided in the utility model can be inserted into the corresponding clamping groove to fix the position of the rotating cover after the adjustment is completed, prevent the rotating cover from rotating by itself during the working process, cause the pressure of the sprayed gas to change, and affect the operation of the device. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model.

[0017] Figure 2 It is a schematic diagram of the local enlarged structure of the utility model.

[0018] Figure 3 It is a schematic diagram of the local exploded structure of the utility model.

[0019] Figure 4 It is a schematic diagram of the local sectional structure of the utility model.

[0020] Figure 5 It is the structure schematic diagram of the rotation cover from the top view of the utility model.

[0021] Figure 6 It is the structure schematic diagram of the A part of the utility model.

[0022] The figure mark is: 1, valve head;2, main body connector;3, connecting sleeve;4, top cover;5, bottom cover;6, rotation cover;7, anti-skid line;9, T-shaped ring;10, round hole;11, T-shaped ring groove;12, clamping groove;13, sliding block;14, insertion rod;15, rubber block;16, sliding groove;17, avoiding hole;18, avoiding groove;19, sliding rod;20, spring. DETAILED DESCRIPTION

[0023] The technical scheme in the utility model will be described clearly and completely below in combination with the drawings in the utility model, and in addition, the form of each structure recorded in the following implementation is only an example, and the utility model is not limited to each structure recorded in the following implementation, and all other implementation obtained by the ordinary skilled in the art without making creative labor belongs to the scope of the utility model protection.

[0024] Referring to Figures 1-6 The utility model provides a kind of adjustable jet loom swing double-color nozzle of spouting pressure, including main body connector 2, the side of main body connector 2 is equipped with valve head 1, the lower surface of main body connector 2 is equipped with top cover 4, the lower surface of top cover 4 is fixedly connected with connecting sleeve 3 by bolt, the lower surface of connecting sleeve 3 is fixedly connected with bottom cover 5 by bolt, the lower surface of bottom cover 5 is equipped with multiple clamping grooves 12, and multiple clamping grooves 12 are circular array, the lower surface of bottom cover 5 is rotatably connected with rotation cover 6, and guide assembly is equipped between rotation cover 6 and bottom cover 5, multiple circular array round holes 10 are opened in rotation cover 6, and the position of multiple round holes 10 corresponds with the jet orifice on bottom cover 5 one to one, the jet orifice on bottom cover 5 is covered by being equipped with rotation cover 6 and multiple round holes 10 opened on it, the size of jet orifice is gradually reduced when rotation cover 6 rotates, to increase the pressure of spouting gas, to facilitate the regulation of air pressure, without replacing the nozzle, to save time and improve the work efficiency of device.

[0025] In the present invention, the guide component is a T-shaped ring groove 11, which is opened on the lower surface of the bottom cover 5. The upper surface of the rotating cover 6 is fixedly connected with a T-shaped circular ring 9 by bolts, and the T-shaped circular ring 9 is rotatably connected in the T-shaped ring groove 11. When the rotating cover 6 is rotated, the guide component is provided to guide its rotation to prevent the circular hole 10 from being unable to completely cover the spray hole due to deviation, and at the same time increase the stability of the rotating cover 6 when rotating. Slide grooves 16 are opened on both sides of the symmetrical outer wall of the circumference of the rotating cover 6, and a through avoidance hole 17 is opened on the top inner wall of the slide groove 16. The grooves 16 are all slidably connected with sliders 13, and the upper surface of the sliders 13 is fixedly connected with an insertion rod 14 by bolts, and the top of the insertion rod 14 passes through the avoidance hole 17 and is embedded in one of the slots 12. By providing the insertion rod 14 and the slot 12, the insertion rod 14 can be inserted into the corresponding slot 12 after the adjustment is completed to fix the position of the rotating cover 6, thereby preventing the rotating cover 6 from rotating by itself during the working process, resulting in changes in the ejected gas pressure and affecting the operation of the device. The lower surface of the slide 16 is provided with two symmetrical avoidance grooves 18, and the bottom inner walls of the two avoidance grooves 18 are fixed by screws. The bolt is fixedly connected with a slide bar 19, the top of the slide bar 19 is fixed to the top inner wall of the slide groove 16, and the two slide bars 19 pass through the slider 13 and are slidably connected thereto. The provided slide bar 19 can guide the slider 13 when sliding up and down, thereby increasing the stability of the movement and allowing the insertion rod 14 to be accurately inserted into the corresponding slot 12. A spring 20 is welded on the bottom inner wall of the avoidance groove 18, and the other end of the spring 20 is fixed to the lower surface of the slider 13, and the spring 20 is sleeved on the outside of the slide bar 19. The provided spring 20 can continuously apply elastic force to the slider 13. The slider 13 is always in close contact with the top inner wall of the slide groove 16, so that the top of the insertion rod 14 is stably embedded in the corresponding card groove 12. A rubber block 15 is bonded to one side of the two sliders 13, and a strip-shaped protrusion is provided on one side of the rubber block 15. The rubber block 15 can facilitate the staff to pull the slider 13 to move. The circumferential outer wall of the rotating cover 6 is provided with anti-slip grooves 7 distributed at equal distances, and the anti-slip grooves 7 are inclined. The anti-slip grooves 7 can increase the friction of the circumferential outer wall of the rotating cover 6, making it convenient for the staff to rotate the rotating cover 6. The structure is simple and easy to operate.

[0026] The utility model is divided into the following steps when in use:

[0027] S1: When the pressure of the gas ejected from the device needs to be adjusted, the two sliders 13 are first pulled simultaneously to move downward along the slide groove 16. At this time, the spring 20 is stressed until the top of the insertion rod 14 is out of contact with the card slot 12. Then, the rotating cover 6 can be rotated to adjust the gas pressure.

[0028] S2: rotating the rotating cover 6 to make the circular hole 10 misaligned with the spray hole on the bottom cover 5, reducing the size of the spray hole, and then changing the pressure of the gas spray; when the required pressure is reached, loosen the two sliders 13, at this time the spring 20 releases the elastic force to push the slider 13 to move upward along the sliding groove 16, so that the top end of the inserting rod 14 is inserted into the corresponding clamping groove 12, and the adjustment of the air pressure is completed.

[0029] Finally, it should be pointed out that in the description of the present application, it should be pointed out that unless otherwise specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, which can be mechanical connection or electrical connection, or the communication between two elements, or direct connection, "up", "down", "left", "right" and the like are only used to indicate the relative positional relationship, when the absolute position of the described object changes, the relative positional relationship may change;

[0030] The utility model discloses the embodiment of the drawings, only relate to the structure related to the embodiment of the present disclosure, other structures can refer to the usual design, under the condition of not conflicting, the same embodiment and different embodiments of the utility model can be combined with each other.

Claims

1. A swinging two-color nozzle for an air jet loom with adjustable ejection pressure, comprising a main body connector (2), a valve head (1) being provided on one side of the main body connector (2), characterized in that: The lower surface of the main connecting head (2) is provided with a top cover (4), the lower surface of the top cover (4) is fixedly connected to a connecting sleeve (3), the lower surface of the connecting sleeve (3) is fixedly connected to a bottom cover (5), the lower surface of the bottom cover (5) is provided with a plurality of card slots (12), and the plurality of card slots (12) are arranged in a circular array, the lower surface of the bottom cover (5) is rotatably connected to a rotating cover (6), and a guide assembly is provided between the rotating cover (6) and the bottom cover (5), the rotating cover (6) is provided with a plurality of circular holes (10) in a circular array, and the positions of the plurality of circular holes (10) correspond one-to-one to the spray holes on the bottom cover (5).

2. The swing double-color nozzle for air-jet loom with adjustable ejection pressure according to claim 1, characterized in that: The guide assembly is a T-shaped ring groove (11), which is opened on the lower surface of the bottom cover (5). The upper surface of the rotating cover (6) is fixedly connected with a T-shaped circular ring (9), and the T-shaped circular ring (9) is rotatably connected in the T-shaped ring groove (11).

3. The swing double-color nozzle for air-jet loom with adjustable ejection pressure according to claim 2, characterized in that: A sliding groove (16) is provided on both symmetrical sides of the circumferential outer wall of the rotating cover (6), and a through-hole (17) is provided on the top inner wall of the sliding groove (16). A slider (13) is slidably connected in the sliding groove (16), and an insertion rod (14) is fixedly connected to the upper surface of the slider (13), and the top end of the insertion rod (14) passes through the through-hole (17) and is embedded in one of the slots (12).

4. The swing double-color nozzle for air-jet loom with adjustable ejection pressure according to claim 3, characterized in that: The lower surface of the slide groove (16) is provided with two symmetrical avoidance grooves (18), and the bottom inner walls of the two avoidance grooves (18) are fixedly connected with a slide rod (19), the top end of the slide rod (19) is fixed to the top inner wall of the slide groove (16), and the two slide rods (19) pass through the slider (13) and are slidably connected thereto.

5. The swing double-color nozzle for air-jet loom with adjustable ejection pressure according to claim 4, characterized in that: A spring (20) is fixedly connected to the inner wall of the bottom of the avoidance groove (18), the other end of the spring (20) is fixed to the lower surface of the slider (13), and the spring (20) is sleeved on the outer side of the slide rod (19).

6. The swing double-color nozzle for air-jet loom with adjustable ejection pressure according to claim 4, characterized in that: One side of the two sliding blocks (13) is bonded with a rubber block (15), and one side of the rubber block (15) is provided with a strip-shaped protrusion.

7. The swing double-color nozzle for air-jet loom with adjustable ejection pressure according to claim 1, characterized in that: The circumferential outer wall of the rotating cover (6) is provided with anti-slip patterns (7) distributed at equal distances, and the anti-slip patterns (7) are arranged in an inclined manner.

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