Quick connecting and detaching connector for gas-liquid boosting cylinder

Abstract

The utility model relates to the technical field of quick connection and disassembly connectors, and discloses a quick connection and disassembly connector for a gas-liquid boosting cylinder, which comprises a first shell, a first threaded groove is formed in the first shell, a threaded rod is fixedly connected to the bottom of the first shell, and a second shell is rotatably connected to the bottom of the threaded rod. A first conical device is fixedly connected to the top of the inner wall of the second shell, a filter is fixedly connected to the interior of the first conical device, a hollow rod is fixedly connected to the bottom of the first conical device, a second conical device is rotatably connected to the bottom of the hollow rod, and an embedding groove is formed in the inner wall of the bottom of the second shell; the bottom of the second shell is slidably connected with a third shell, and the top of the outer wall of the third shell is fixedly connected with a fixing ring. According to the gas-liquid boosting cylinder, the phenomena of disordered impact and turbulent flow of fluid are avoided, the reasonability of a fluid flowing path is improved, the pressure loss is effectively reduced, and the overall operation efficiency of gas-liquid boosting cylinder equipment is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to quick connection dismounting joint technical field especially relates to gas liquid force amplifier quick connection dismounting joint. BACKGROUND

[0002] In the modern industrial manufacturing field, as a working device with flexibility of pneumatic equipment and hydraulic equipment, the gas-liquid force amplifier is applied to stamping, pressing, riveting processing technology, and the hydraulic oil is pushed by gas pressure, the smaller gas pressure is converted into larger hydraulic pressure, the efficient and accurate power output is realized, the application of quick connector is produced by the frequent gas path and oil path connection and disassembly requirement, the traditional rigid connection mode needs to borrow the tool and takes a long time when disassembling, cannot satisfy the requirement of quick response and efficient operation of production line, the quick connection dismounting joint realizes the quick plug of gas-liquid pipeline through the standardization interface, improves the use convenience and production efficiency of equipment.

[0003] The quick connection dismounting joint is a device that can realize the quick connection and separation of gas-liquid pipeline without tools, the structure includes male head and female head two parts, when connecting, the automatic butt joint and sealing of pipeline are realized through mechanical locking mechanism or elastic sealing assembly, when separating, the male and female heads are separated by operating the unlocking part, the use of equipment not only simplifies the pipeline connection process, but also can be disassembled under the condition of maintaining system pressure, effectively reduces the downtime caused by pipeline connection, and guarantees the continuous and stable operation of the gas-liquid force amplifier under different working conditions.

[0004] The existing quick connection dismounting joint of the gas-liquid force amplifier avoids the medium leakage problem through the sealing structure, ensures the sealing of the connection, but in terms of reducing the flow passage pressure loss, due to the obvious cross-section change at the joint of each part inside the joint, the internal structure exists right angle turning, when the gas-liquid medium flows through the position, the flow rate and pressure distribution of the fluid will change sharply, local pressure loss is generated, the existing joint lacks effective filtering and flow guiding structure, impurities in the medium are easy to accumulate inside the joint, further hinder the fluid flow, aggravate the flow passage pressure loss, so that the gas-liquid force amplifier cannot fully play the power transmission in the running process, affects the working efficiency and stability of the whole equipment. UTILITY MODEL CONTENTS

[0005] In order to make up for the above shortcomings, the utility model provides a quick connection dismounting joint of the gas-liquid force amplifier, which aims at improving the problem of flow passage pressure loss in the prior art.

[0006] In order to achieve the above object, the utility model discloses the following technical scheme: gas-liquid force cylinder quick -release joint, including the shell one, the inside of shell one is seted up with screw groove no.

[0007] As a further description of the above technical scheme:

[0008] The expansion structure includes a support plate, the inner wall of the support plate is slidably connected to the top outer wall of the shell one, the left and right sides of the support plate are fixedly connected with a telescopic plate one in the middle, the inside of the two telescopic plates one is slidably connected with a telescopic plate two, the side away from the two telescopic plates two is fixedly connected with a baffle, the front and rear sides of the two telescopic plates one and the two telescopic plates two are provided with a plurality of limiting holes, the left and right sides of the support plate are slidably connected with a slide rod, one side of the plurality of slide rods is rotatably connected with a limiting column, one end of the plurality of limiting columns is rotatably connected in the inside of the corresponding limiting hole, the outer wall of the positioning ring is fixedly connected with a plurality of telescopic rods on the left and right sides, the side away from the two telescopic rods is fixedly connected with a fixed plate, and the top of the two fixed plates is fixedly connected with the bottom of the two baffles.

[0009] As a further description of the above technical scheme:

[0010] The top left side of the shell one is provided with a positioning hole, and the inner wall of the shell one is fixedly connected with an annular ring in the middle.

[0011] As a further description of the above technical scheme:

[0012] The inner wall of the shell two is provided with a sealing gasket in the middle and upper part, and the outer wall of the hollow rod is fixedly connected with two fixed supports.

[0013] As a further description of the above technical scheme:

[0014] The outer wall of the two fixed supports is fixedly connected with a limiting ring, and the left and right ends of the two limiting rings are fixedly connected to the inner wall of the shell one.

[0015] As a further description of the above technical solutions:

[0016] The outer wall top of the shell three is fixedly connected with a positioning ball, and the inner wall of the shell three is fixedly connected with a fixed tube.

[0017] As a further description of the above technical solutions:

[0018] The inner wall top of the fixed tube is fixedly connected with a pressure ring, and the inner wall bottom of the fixed tube is fixedly connected with a pressure ring.

[0019] As a further description of the above technical solutions:

[0020] The inner wall bottom of the shell three is fixedly connected with an oil seal ring, and the inner side of the supporting plate matches the size of the outer side of the shell one.

[0021] The utility model has the advantages of the following beneficial effects:

[0022] 1、The utility model discloses a gas -liquid force amplifier quick connecting and dismounting joint passes through the structure in the joint and makes fluid reduce the pressure loss caused by flow passage sudden change, turning in the flowing process, avoids the unordered impact and turbulence phenomenon of fluid through the guiding effect of conical device one and conical device two, improves fluid flow path rationality, effectively reduces the pressure loss, improves the overall operation efficiency of gas -liquid force amplifier equipment.

[0023] 2、The utility model discloses a gas -liquid force amplifier quick connecting and dismounting joint, through the sliding of supporting plate on the top outer wall of shell one, the sliding fit of telescopic plate one and telescopic plate two, can adjust the position of baffle, and the position of telescopic plate can be fixed by the sliding rod driving the limiting column and inserting into the limiting hole, one end of multistage telescopic link is connected with the positioning ring, and the other end is connected with the fixed plate and the baffle, can provide support and adjust, realize the flexible adjustment width of expansion structure, adapt to the demand of different use length, can be stably fixed, and the structural stability is enhanced. ACCURATE DRAWINGS

[0024] Figure 1 It is the perspective view of the gas -liquid force amplifier quick connecting and dismounting joint provided by the utility model;

[0025] Figure 2 It is the front view of the gas -liquid force amplifier quick connecting and dismounting joint provided by the utility model;

[0026] Figure 3 It is the structural schematic diagram of the expansion mechanism of the gas -liquid force amplifier quick connecting and dismounting joint provided by the utility model;

[0027] Figure 4 It is the sectional view of the shell one of the gas -liquid force amplifier quick connecting and dismounting joint provided by the utility model;

[0028] Figure 5 This is a cross-sectional view of the outer shell of the quick-connect and disassembly connector for the pneumatic-hydraulic booster cylinder proposed in this utility model.

[0029] Figure 6 This is a cross-sectional view of the outer shell of the quick-connect and disassembly connector for the pneumatic-hydraulic booster cylinder proposed in this utility model.

[0030] Legend:

[0031] 1. Outer shell one; 2. Extension structure; 201. Support plate; 202. Telescopic plate one; 203. Telescopic plate two; 204. Baffle; 205. Slide rod; 206. Limiting post; 207. Limiting hole; 208. Positioning ring; 209. Multi-stage telescopic rod; 210. Fixing plate; 3. Threaded groove one; 4. Threaded rod; 5. Outer shell two; 6. Conical device one; 7. Filter; 8. Hollow rod; 9. Conical device two; 10. Embedded groove; 11. Outer shell three; 12. Fixing ring; 13. Threaded groove two; 14. Positioning hole; 15. Annular ring; 16. Sealing gasket; 17. Fixing bracket; 18. Limiting ring; 19. Positioning ball; 20. Fixing tube; 21. Pressure ring; 22. Pressure ring; 23. Oil seal ring. Detailed Implementation

[0032] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0033] Reference Figure 1 , Figure 5 and Figure 6The utility model provides an embodiment: gas -liquid force cylinder quick connection dismounts joint, including shell one 1 for providing integral outside protection and installation, the inside of shell one 1 is seted up screw groove one 3 for with the component of having corresponding screw thread structure carries out screw connection, realizes quick assembly and dismounts, the bottom fixed connection of shell one 1 has screw rod 4, can provide screw thread cooperation point between shell one 1 and the connection of component, be convenient for and the rotation connection of component, the bottom rotation of screw rod 4 is connected with shell two 5, make shell two 5 can rotate relative to screw rod 4, satisfy different angle connection demand, the inner wall top of shell two 5 is fixedly connected with conical ware one 6, can play the flow guiding and converging effect to the fluid through joint, optimize fluid flow path, the inside fixed connection of conical ware one 6 has filter 7, can filter the impurity in fluid, prevent the impurity and enter equipment and influence operation, the bottom fixed connection of conical ware one 6 has hollow rod 8, as the passage of fluid transmission, guarantee fluid can smoothly pass, the bottom rotation of hollow rod 8 is connected with conical ware two 9, make conical ware two 9 flexible rotation optimize fluid flow guiding effect, the bottom inner wall of shell two 5 is seted up and is embedded in slot 10, for fixed ring 12 provides embedding space, realizes the sliding connection and positioning of shell two 5 and shell three 11, the bottom sliding of shell two 5 is connected with shell three 11, the shell three 11 of being convenient for shell two 5 carries out sliding, realizes quick connection and dismounting operation, the outer wall top of shell three 11 is fixedly connected with fixed ring 12, through with embedded groove 10 cooperation, realizes the stable connection and sliding guide of shell three 11 and shell two 5, the outside sliding of fixed ring 12 is connected in the inside of embedded groove 10, ensure that shell three 11 keeps stable in the process of sliding, will not occur deviation, the inner wall bottom of shell three 11 is seted up screw groove two 13, for with the component of having corresponding screw thread structure carries out connection, expands the connection adaptability of joint, the outer wall top of shell one 1 is provided with expansion structure 2, for expanding and increasing support, can strengthen the stability and carrying capacity of joint in the process of using,

[0034] Specifically, the outer shell 1 provides external protection, the top extension structure 2 can enhance the stability and load-bearing capacity of the joint, the threaded groove 3 inside the outer shell 1 is quickly screwed with the component having a corresponding threaded structure, realizing quick assembly and disassembly, the threaded rod 4 at the bottom provides a force point for the rotational connection between the outer shell 1 and the component, ensuring the stability of the connection, the outer shell 2 5 is rotatably connected at the bottom of the threaded rod 4, can be flexibly rotated, and is suitable for connection requirements of different angles, the conical device 1 6 at the top of the inner wall guides and converges the fluid when the fluid enters the joint, optimizes the fluid flow path, the filter 7 inside the conical device 1 6 intercepts and filters impurities in the fluid, prevents impurities from entering the equipment, and ensures the normal operation of the equipment, the hollow rod 8 at the bottom of the conical device 1 6 serves as a channel for fluid transmission, enabling the fluid to smoothly pass through the joint, and the conical device 2 9 rotatably connected at the bottom of the hollow rod 8 can be flexibly rotated, optimizing the fluid guiding effect and reducing the fluid flow resistance, the outer shell 3 11 is slidably connected with the outer shell 2 5 through the cooperation of the fixing ring 12 at the top of the outer wall and the embedding groove 10 at the bottom of the inner wall of the outer shell 2 5, realizes sliding relative to the outer shell 2 5, during the connection operation, the outer shell 3 11 is slid along the outer shell 2 5, the fixing ring 12 is embedded in the embedding groove 10, the positioning connection is completed, and when disassembled, the outer shell 3 11 is reversely slid to be separated, the threaded groove 2 13 at the bottom of the inner wall of the outer shell 3 11 is connected with the component having a corresponding threaded structure, expanding the connection adaptability of the joint, enabling the joint to be connected with various equipment components.

[0035] Referring to Figure 1 , Figure 2 and Figure 3The expansion structure 2 comprises a support plate 201, the inner wall of the support plate 201 is slidingly connected to the top of the outer wall of the shell one 1, so that the support plate 201 can slide in the shell one 1, realizing flexible adjustment of position, the left and right middle parts of the support plate 201 are fixedly connected with the telescopic plates one 202, providing telescopic structure, facilitating to change the length according to the demand, the interiors of the two telescopic plates one 202 are slidingly connected with the telescopic plates two 203, increasing the telescopic range, which can better adapt to different use scenarios, the sides away from each other of the two telescopic plates two 203 are fixedly connected with the baffles 204, which play a blocking and limiting role, preventing objects from sliding or exceeding the specified range from both sides, the front and back sides of the two telescopic plates one 202 and the two telescopic plates two 203 are provided with a plurality of limiting holes 207, providing installation and fixed position for the limiting columns 206, realizing accurate locking of the length of the telescopic plate, the left and right sides of the support plate 201 are slidingly connected with the slide rods 205, which are sliding tracks of the limiting columns 206, ensuring that the limiting columns 206 can move smoothly, one side of the plurality of slide rods 205 is rotatably connected with the limiting columns 206, which are used for inserting the limiting holes 207 to lock the position of the telescopic plate, ensuring the stability of the telescopic structure during use, one end of the plurality of limiting columns 206 penetrates through the slide rods 205 and is rotatably connected in the interiors of the corresponding limiting holes 207, realizing limiting and fixing of the telescopic plate one 202 and the telescopic plate two 203, preventing random sliding, the middle upper part of the outer wall of the shell one 1 is fixedly connected with the positioning ring 208, which plays a positioning and supporting role, providing installation basis for the multi-stage telescopic rods 209, the left and right sides of the outer wall of the positioning ring 208 are fixedly connected with the multi-stage telescopic rods 209, which can be telescopic according to the need, providing adjustable supporting force for the fixed plates 210 and the baffles 204, the sides away from each other of the two multi-stage telescopic rods 209 are fixedly connected with the fixed plates 210, which are used for connecting the multi-stage telescopic rods 209 and the baffles 204, enhancing the connection strength of the overall structure, the top of the two fixed plates 210 and the middle part of the bottom of the two baffles 204 are fixedly connected, so that the baffles 204 and the multi-stage telescopic rods 209 form a stable connection structure, improving the overall stability of the expansion structure 2;

[0036] Specifically, first, the inner wall of the support plate 201 is in sliding connection with the top of the outer wall of the shell one 1, realizing the ability of the support plate 201 to freely slide on the shell one 1. When it is necessary to change the position of the expansion structure 2, the operator easily pushes the support plate 201, making the top of the outer wall of the shell one 1 slide, realizing flexible adjustment of the position, adapting to the needs of different working scenes. The left and right middle parts of the support plate 201 are connected to the telescopic plate one 202, which is a length adjustment component. The telescopic plate two 203 is connected inside the telescopic plate one 202, expanding the telescopic range. When it is necessary to increase the length of the expansion structure 2, manually pull out the telescopic plate two 203 from the telescopic plate one 202. Conversely, when it is necessary to shorten the length, push the telescopic plate two 203 into the telescopic plate one 202. The front and rear sides of the telescopic plate one 202 and the telescopic plate two 203 are provided with a plurality of limiting holes 207, which work together with the slide rods 205 slidingly connected to the left and right sides of the support plate 201 and the limiting columns 206 rotatingly connected to the slide rods 205. The operator moves the slide rods 205 to drive the limiting columns 206 to slide on the slide rods 205. When the limiting columns 206 are aligned with the limiting holes 207 corresponding to the required length, the limiting columns 206 are rotated to make one end penetrate through the slide rods 205 and be inserted into the limiting holes 207, thereby accurately locking the positions of the telescopic plate one 202 and the telescopic plate two 203, ensuring that the telescopic structure will not slide randomly during use, maintaining a stable state. The baffle 204 is fixedly connected to the side of the telescopic plate two 203 away from the telescopic plate one 203, playing a blocking and limiting role. After the telescopic structure is adjusted and locked, the baffle 204 can effectively prevent objects from sliding from both sides or exceeding the specified range, ensuring the safety and standardization of the working process. The positioning ring 208 connected to the middle upper part of the outer wall of the shell one 1 provides a stable installation basis for the multi-stage telescopic rod 209. The multi-stage telescopic rod 209 connected to the left and right sides of the outer wall of the positioning ring 208 is telescoped according to actual needs, providing adjustment support for the fixed plate 210 and the baffle 204. The fixed plate 210 connected to the side of the multi-stage telescopic rod 209 away from the telescopic plate one 203 firmly connects the multi-stage telescopic rod 209 and the baffle 204 together. When the multi-stage telescopic rod 209 is telescoped, the fixed plate 210 drives the baffle 204 to move synchronously, making the baffle 204 and the multi-stage telescopic rod 209 form a stable connection structure, further improving the overall stability of the expansion structure 2, ensuring reliable work in various situations.

[0037] Reference Figure 4 and Figure 5The top left side of the shell 1 is provided with a positioning hole 14, which can be used for accurate positioning, facilitating accurate installation and cooperation with components, making the assembly of the entire device more accurate and efficient. The inner wall of the shell 1 is fixedly connected with an annular ring 15, which can play a reinforcing and limiting role, enhance the structural stability of the shell 1, and ensure that it is not easy to deform during use. The inner wall of the shell 2 5 is provided with a sealing gasket 16 in the middle upper part, which effectively prevents impurities from entering the shell, has a good sealing protection effect, protects the internal parts from the influence of the external environment, and the outer wall of the hollow rod 8 is fixedly connected with two fixed supports 17, which can stably support the hollow rod 8 and ensure the position stability of the hollow rod 8 in the device. The outer walls of the two fixed supports 17 are fixedly connected with limiting rings 18, which can limit the fixed supports 17 and prevent displacement or shaking, thereby improving the stability of the entire device. The left and right ends of the two limiting rings 18 are fixedly connected to the inner wall of the shell 1, and the limiting rings 18 and the shell 1 form an integral whole through connection, thereby enhancing the structural strength of the entire device and ensuring the reliability of the device during operation.

[0038] Specifically, the positioning hole 14 on the top left side of the shell 1 cooperates with the positioning structure of the corresponding component during assembly, and precise positioning ensures accurate installation position between components, thereby improving the precision and efficiency of device assembly. The annular ring 15 is closely connected with the shell 1, effectively enhancing the structural rigidity of the shell 1. When the device is subjected to external force or internal pressure, the annular ring 15 disperses stress and limits deformation of the shell 1, thereby maintaining its shape stability and providing reliable support for internal parts. The sealing gasket 16 forms a tight sealing structure after the shell 1 and the shell 2 5 are assembled, effectively preventing foreign matter from entering the device interior and providing a safe and stable operating environment for internal parts, thereby prolonging the service life of the parts. The two fixed supports 17 on the outer wall of the hollow rod 8 provide stable support for the hollow rod 8 and ensure the position of the hollow rod 8 in the device, preventing shaking from affecting device operation. The limiting ring 18 on the outer wall of the fixed support 17 is fixedly connected to the inner wall of the shell 1 through the left and right ends, thereby limiting displacement of the fixed support 17 and forming a firm whole with the fixed support 17, the hollow rod 8 and the shell 1, thereby enhancing the structural strength and stability of the entire device and ensuring the reliability and stability of the device during operation.

[0039] Referring to Figure 1 , Figure 5 and Figure 6The outer wall top of the shell three 11 is fixedly connected with a positioning ball 19, the positioning ball 19 accurately positions the mounting position of the shell three 11, improves the accuracy of installation, the inner wall of the shell three 11 is fixedly connected with a fixed pipe 20, the fixed pipe 20 provides stable support and fixing effect for internal components, guarantees the stability of the internal structure, the inner wall top of the fixed pipe 20 is fixedly connected with a pressure ring 21, the pressure ring 21 can effectively adjust and control the pressure inside the fixed pipe 20, so that the pressure is kept in a suitable range, the inner wall bottom of the fixed pipe 20 is fixedly connected with a pressure ring 22, the pressure ring 22 can assist the pressure ring 21 to adjust and stabilize the pressure, enhance the pressure control effect, the inner wall bottom of the shell three 11 is fixedly connected with an oil seal ring 23, the oil seal ring 23 can effectively prevent lubricating oil leakage, maintain the good internal lubricating environment, the inner side of the support plate 201 matches the size of the outer side of the shell one 1, the support plate 201 closely adheres to the shell one 1, provides reliable support effect, ensures the stability and safety of the whole structure;

[0040] Specifically, the fixed pipe 20 of the inner wall of the shell three 11 cooperates with the support plate 201 to play a fastening and limiting role as support of the internal structure, the inner side of the support plate 201 matches the size of the outer side of the shell one 1, closely adheres to the shell one 1, provides support for the shell one 1, and assists the fixed pipe 20 to support the internal components together, maintains the stability and safety of the whole structure, the pressure ring 21 at the top of the inner wall of the fixed pipe 20 and the pressure ring 22 at the bottom, construct a pressure regulation effect, when the internal pressure of the fixed pipe 20 changes, the pressure ring 21 adjusts the pressure by itself elastic deformation mode, controls the pressure in a certain range, the pressure ring 22 at the bottom assists the pressure ring 21, stabilizes the pressure fluctuation twice, the two cooperate with each other to ensure that the internal pressure of the fixed pipe 20 is always in a suitable interval, the oil seal ring 23 at the bottom of the inner wall of the shell three 11 closely adheres to the connection of the components during equipment operation, forms effective sealing, prevents lubricating oil from leaking from the bottom, maintains the internal good lubricating environment, reduces component wear, prolongs the service life of the equipment.

[0041] Working principle: when the gas-liquid force amplification cylinder needs to be installed with a quick connector, the threaded groove 3 inside the shell 1 is quickly screwed with the corresponding threaded structure of the component, realizing quick assembly and disassembly, the threaded rod 4 provides a force point for the rotational connection of the shell 1 and the component, ensuring the stability of the connection, the shell 2 5 is rotated at the bottom of the threaded rod 4 to adapt to the connection requirements of different angles, the taper 1 6 guides and converges the fluid when it enters the connector, optimizing the fluid flow path, the filter 7 inside the taper 1 6 intercepts and filters impurities in the fluid, preventing impurities from entering the equipment and ensuring the normal operation of the equipment, the hollow rod 8 at the bottom of the taper 1 6 serves as a channel for fluid transmission, allowing the fluid to smoothly pass through the connector, the taper 2 9 at the bottom of the hollow rod 8 can rotate flexibly, optimizing the fluid guiding effect and reducing fluid flow resistance, the fixed ring 12 cooperates with the slot 10 on the inner wall of the bottom of the shell 2 5 to realize sliding relative to the shell 2 5, during connection operation, slide the shell 3 11 along the shell 2 5 to make the fixed ring 12 embedded in the slot 10, complete positioning and connection, when disassembling, slide the shell 3 11 in the opposite direction to separate, the threaded groove 2 13 at the bottom of the shell 3 11 is connected with the component with corresponding threaded structure, expanding the connection adaptability of the connector, so that it can be connected with various equipment components;

[0042] When it is necessary to change the position of the expansion structure 2, the operator pulls the support plate 201 to make it slide on the outer wall of the shell 1 to adapt to different working requirements, if it is necessary to increase the length of the expansion structure 2, manually pull out the telescopic plate 2 203 from the telescopic plate 1 202, if it is necessary to shorten the length, push the telescopic plate 2 203 into the telescopic plate 1 202, move the slide rod 205 to drive the limit column 206 connected with the slide rod 205 to slide, when the limit column 206 is aligned with the limit holes 207 opened on the front and back sides of the telescopic plate 1 202 and the telescopic plate 2 203 corresponding to the required length, rotate the limit column 206 to make one end penetrate through the slide rod 205 and insert into the limit hole 207, accurately lock the position of the telescopic plate 1 202 and the telescopic plate 2 203, after the telescopic structure is adjusted and locked, the baffle 204 fixedly connected with the side away from the telescopic plate 2 203 plays a blocking and limiting role to prevent objects from sliding from both sides or exceeding the specified range, the fixed plate 210 connected with the side away from the multi-stage telescopic rod 209 firmly connects the multi-stage telescopic rod 209 with the baffle 204, when the multi-stage telescopic rod 209 is telescoped, the baffle 204 is driven by the fixed plate 210 to move synchronously, further improving the overall stability of the expansion structure 2.

[0043] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application has been described in detail, for the skilled in the art, it still can be modified, or for part of the technical features of the equivalent replacement, the spirit and principles of the present application, the made any modification, equivalent replacement, improvement, etc., should be included within the scope of the present application.

Claims

1. A quick connect disconnect fitting for a gas-liquid augmented pressure cylinder comprising a housing one (1) characterized by: The inside of the shell one (1) is provided with a threaded groove one (3), the bottom of the shell one (1) is fixedly connected with a threaded rod (4), the bottom of the threaded rod (4) is rotatably connected with a shell two (5), the inner wall top of the shell two (5) is fixedly connected with a taper ware one (6), the inside of the taper ware one (6) is fixedly connected with a filter (7), the bottom of the taper ware one (6) is fixedly connected with a hollow rod (8), the bottom of the hollow rod (8) is rotatably connected with a taper ware two (9), the bottom inner wall of the shell two (5) is provided with an embedded groove (10), the bottom of the shell two (5) is slidably connected with a shell three (11), the outer wall top of the shell three (11) is fixedly connected with a fixed ring (12), the outer side of the fixed ring (12) is slidably connected in the inner side of the embedded groove (10), the inner wall bottom of the shell three (11) is provided with a threaded groove two (13), the outer wall top of the shell one (1) is provided with an expansion structure (2), and the expansion structure (2) is used to expand and increase support.

2. The gas-hydraulic intensifier cylinder quick connect-disconnect coupling of claim 1, wherein: The expansion structure (2) comprises a support plate (201), the inner wall of the support plate (201) is slidably connected to the outer wall top of the shell one (1), the left and right sides of the support plate (201) are fixedly connected with a telescopic plate one (202), the inside of the telescopic plate one (202) is slidably connected with a telescopic plate two (203), the side away from the telescopic plate two (203) is fixedly connected with a baffle (204), the front and rear sides of the telescopic plate one (202) and the telescopic plate two (203) are provided with a plurality of limiting holes (207), the left and right sides of the support plate (201) are slidably connected with a slide rod (205), one side of the slide rod (205) is rotatably connected with a limiting column (206), one end of the limiting column (206) penetrates through the slide rod (205) and is rotatably connected in the inside of the corresponding limiting hole (207), the outer wall of the shell one (1) is fixedly connected with a positioning ring (208), the outer wall of the positioning ring (208) is fixedly connected with a multi-stage telescopic rod (209), the side away from the multi-stage telescopic rod (209) is fixedly connected with a fixed plate (210), and the top of the fixed plate (210) is fixedly connected with the bottom of the baffle (204).

3. The gas-hydraulic intensifier cylinder quick connect-disconnect coupling of claim 1, wherein: The top left side of the shell one (1) is provided with a positioning hole (14), and the inner wall of the shell one (1) is fixedly connected with an annular ring (15).

4. The gas-hydraulic intensifier cylinder quick connect disconnect joint of claim 1, wherein: The inner wall of the shell two (5) is provided with a sealing gasket (16), and the outer wall of the hollow rod (8) is fixedly connected with two fixed supports (17).

5. The gas-hydraulic intensifier cylinder quick connect disconnect joint of claim 4, wherein: The outer wall of the fixed support (17) is fixedly connected with a limiting ring (18), and the left and right ends of the limiting ring (18) are fixedly connected with the inner wall of the shell one (1).

6. The gas-hydraulic intensifier cylinder quick connect disconnect joint of claim 1, wherein: The outer wall top of the shell three (11) is fixedly connected with a positioning ball (19), and the inner wall of the shell three (11) is fixedly connected with a fixed tube (20).

7. The gas-hydraulic intensifier cylinder quick connect disconnect joint of claim 6, wherein: The inner wall top of the fixed pipe (20) is fixedly connected with a pressure ring (21), and the inner wall bottom of the fixed pipe (20) is fixedly connected with a pressure ring (22).

8. The gas-hydraulic intensifier cylinder quick connect-disconnect coupling of claim 2, wherein: The inner wall bottom of the shell three (11) is fixedly connected with an oil seal ring (23), and the inner side of the supporting plate (201) is matched with the size of the outer side of the shell one (1).

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