15results about How to "Quick detachment" patented technology

This utility model belongs to the field of hydraulic support technology, and in particular to a limiting device for a hydraulic support in mining equipment. It includes a control console and a limiting box plate. An arc-shaped groove is formed on the periphery of the limiting box plate. A U-shaped block is fixedly installed on the inner bottom wall of the control console. A control rod is rotatably connected to the U-shaped block via a rotating shaft. A rectangular groove is formed at the upper end of the control rod, and a connecting rod is inserted into the inner wall of the rectangular groove. A second control rod is fixedly welded to the upper end of the connecting rod. An elastic component connects the rectangular groove and the connecting rod. This utility model changes the original matching locking box design by dividing a control rod into two parts, with the addition of an elastic component and a limiting component. This allows the entire unit to directly apply force to the second control rod to complete the rotation of the control rod, eliminating the cumbersome operation of two parts and improving overall practicality.

The utility model discloses a heat exchange type voltage-stabilized power supply, which comprises a substrate, a lower connecting plate fixed at the top end of the substrate, an upper connecting plate arranged above the lower connecting plate, supporting columns arranged at the corners of the bottom end of the upper connecting plate, a bearing table arranged above the upper connecting plate, supporting plates arranged on the two sides of the bottom end of the bearing table, and a power supply connected with the supporting plates, the bottom end of the supporting plate is fixedly connected with the top end of the upper connecting plate, limiting cavities are formed in the two sides in the bearing table, clamping plates are movably installed in the limiting cavities, a power source box is installed at the position, between the clamping plates, of the top end of the bearing table, a heat collecting plate is arranged at the upper end in the power source box, and cooling fins are arranged at the top end of the heat collecting plate. According to the utility model, not only is the phenomenon of burning loss of components on the inner side of the power supply box body caused by high temperature reduced, but also the phenomenon of erosion of dust and a water source to the components on the inner side of the power supply box body can be avoided, the purpose of easy disassembly and maintenance of the power supply box body is achieved, and the purpose of positioning and placing the voltage-stabilized power supply is achieved.

The utility model discloses a logistics goods shelf capable of adjusting shelf board spacing, which comprises a goods shelf bottom plate and goods shelf side plates, the goods shelf bottom plate is horizontally arranged along the transverse direction, and the goods shelf side plates are fixed on two sides of the top surface of the goods shelf bottom plate in a vertical extending manner along the longitudinal direction. A plurality of layers of storage layer plate assemblies with the storage area expanding function are horizontally arranged between the goods shelf side plates on the two sides. The utility model has the beneficial effects that the height of the vertical position of each layer of storage shelf board component can be adjusted in a lifting way and locked through the layer distance adjusting component, so that the layer distance between the adjacent storage shelf board components can be adjusted in an expanding way or a shrinking way; according to the storage shelf board assembly, the interlayer distance between the adjacent storage shelf board assemblies can be adaptively adjusted according to the vertical size of the placed goods packages, it is ensured that the goods packages can be smoothly and regularly placed, and meanwhile the use flexibility of the storage shelf board assemblies is improved.

The utility model discloses a portable liquid nitrogen tank which comprises a round base, a base is arranged in the round base, an outer tank body is arranged at the center of the top end of the base, an inner tank body is arranged in the outer tank body, a supporting seat is arranged at the center of the bottom end of the inner tank body, and the bottom end of the supporting seat is fixedly connected with the bottom of the outer tank body. The outer wall of the outer tank body is filled with aerogel, the outer wall of the aerogel is connected with the inner wall of the outer tank body, a tank cover is installed at the top end of the outer tank body, a first magnetic attraction block is arranged at the edge position of the bottom end of the tank cover, a second magnetic attraction block is arranged on the outer wall of the upper end of the inner tank body, and the top end of the second magnetic attraction block is attracted to the bottom end of the first magnetic attraction block. According to the liquid nitrogen container, the long-time heat preservation function of the liquid nitrogen container is achieved, it is guaranteed that liquid nitrogen stored in the inner container body is in a low-temperature state all the time, the convenience of the liquid nitrogen container in the using process is improved, the labor intensity of workers is reduced, and the purpose that the liquid nitrogen container is convenient to carry and transfer is achieved.

The utility model discloses a spiral fluted tap capable of preventing scrap iron from splashing, which relates to the technical field of taps and comprises a spiral fluted tap body, an anti-splashing component arranged on the periphery of the spiral fluted tap body and a protection component arranged at one end of the spiral fluted tap body. A first magnet piece is arranged on one side of the connecting rod part, a handle part is arranged at one end of the connecting rod part, a rubber pad is arranged on the periphery of the handle part, a working head part is arranged at the end, away from the handle part, of the connecting rod part, and a cooling groove hole is formed in the side wall of the working head part. The anti-splashing assembly comprises a ring body connected to the periphery of the connecting rod component in a sliding mode, through matched arrangement of the anti-splashing assembly and the spiral fluted tap body, scrap iron can be effectively prevented from splashing in the inclined direction in the working process of the tap, when the tap is not used, the anti-splashing assembly can be rapidly detached, space is not occupied, and the practicability of the device is improved.

The utility model discloses a password lock can be quickly installed to the luggage, password lock includes bottom shell and face shell, is equipped with the first clamping part on the bottom shell, is equipped with the second clamping part on the face shell, is equipped with the first limit piece on the bottom shell, is equipped with the second limit piece on the face shell, the case shell of the luggage is clamped in the clamping space between the first clamping part of bottom shell and the second clamping part of face shell, when the first limit piece and second limit piece joint cooperation fixed connection, namely, the limit post is inserted into the limit hole through the limit through -hole, and moves to the limit card hole and is fixed with its joint, make the first clamping part and the second clamping part mutually close, make the case shell of the luggage lock in the first clamping part and the second clamping part, and then can fix and install the password lock to the luggage, realize the quick, convenient installation of password lock.

The utility model provides a portable numerical control machine tool simulation training machine, which comprises a device main body, an operation panel, a display, a machine tool hand wheel, an electric control module, a computer host, a control switch and a power supply, the device body is in a horizontal box shape and comprises a top plate, a bottom plate and a circumferential side plate, the operation panel is installed on the top plate, the electric control module, the computer host and the power source are installed in a box inner space of the device body, and the control switch is installed on the top plate or the bottom plate or the circumferential side plate. The displayer and the machine tool hand wheel are arranged outside the device body. According to the portable numerical control machine tool simulation training machine, the device body is in the shape of the horizontal box body, the operation panel, the electric control module, the computer host, the power source and the control switch are integrated on the device body, the structure is compact, the occupied space is small, the space utilization rate of the device body is high, and the production cost can be reduced; meanwhile, the device is convenient to carry and can be suitable for various training and teaching occasions.

The utility model belongs to the technical field of prefabricated bridge construction engineering application, and particularly discloses a prefabricated bent cap installation alignment adjusting device. Comprising a set of bridge stand columns, a cover beam, a set of welding fixing frames, a fixing base, a boss plate, two sets of vertical lifting hydraulic cylinders, a transition lifting platform plate, a first installation base, a second installation base, a first limiting hydraulic cylinder, a second limiting hydraulic cylinder, a first transition limiting part, a second transition limiting part and the like. Compared with a rapid positioning device for installing a bent cap in the prior art, the aligning and adjusting device for installing the prefabricated assembly type bent cap has the advantages that a corresponding lifting function can be achieved, the lifted bent cap can be correspondingly limited and guided in time according to needs, the assembly efficiency and accuracy are improved, and the production cost is reduced. The construction period is also shortened; a combined split type design structure is adopted as a whole, operation, assembly and use are convenient and fast, after the bent cap is assembled, the bent cap can be rapidly detached, and application and popularization are facilitated.

The utility model belongs to the technical field of shower head products, and particularly discloses an anti-loosening easy-to-overhaul shower head water inlet structure which comprises a cover plate and a water inlet connecting kit, a mounting hole is formed in the center of the cover plate, and the water inlet connecting kit is arranged in the mounting hole; the water inlet connecting external member comprises an external member main body and an external member lower body, the external member main body is arranged at the upper part of the mounting hole, the external member lower body is arranged at the lower part of the mounting hole, and the external member lower body penetrates through the mounting hole and is connected with the external member main body. The water inlet connecting external member and the cover plate can be quickly assembled by enabling the external member lower body to penetrate through the mounting hole to be connected with the interior of the external member main body subsequently, and when subsequent maintenance operation is needed, the water inlet connecting external member can be quickly detached from the cover plate only by detaching the external member lower body, so that the maintenance operation of the water inlet connecting external member or the shower head can be quickly and conveniently carried out.

The utility model relates to a thermal expansion matched alloy and ceramic bonding mechanism which comprises a launching die body and further comprises two launching die cavities symmetrically arranged on the two sides of the launching die body. The poly-fluorine block is movably connected to the upper part of the emission mold main body; the number of the limiting cushion blocks is two, and the limiting cushion blocks are arranged on the corresponding emission mold cavities; the number of the limiting strips is two, and the limiting strips are movably connected to the corresponding emission mold cavities. The beneficial effects of the utility model lie in that: through the movable connection of launching mould cavity and launching mould main part, this device can be adjusted according to different guide vane specifications and can realize quick dissembling, through the spacing cushion block and the spacing block can limit the multilayer guide vane, make the position more accurate in the bonding process of multilayer guide vane, and the production efficiency is improved. And compared with traditional bonding equipment, the bonding precision and the use convenience can be greatly improved.

This utility model relates to an electrolyzer device and hydrogen production equipment, which includes a support assembly, an electrolyzer assembly, and a hydraulic assembly. The electrolyzer assembly includes multiple electrolysis chambers arranged sequentially along a first direction, and each electrolysis chamber is slidably connected to the support assembly; the power output end of the hydraulic assembly is fixedly connected to one end of the electrolyzer assembly; and the hydraulic assembly can drive the electrolysis chambers to move along the first direction. In the above-mentioned electrolyzer device and hydrogen production equipment, since the power output end of the hydraulic assembly is fixedly connected to one end of the electrolyzer assembly, the movement of the electrolysis chambers along the first direction can be achieved by driving the hydraulic assembly, thereby changing the distance between the multiple electrolysis chambers, thus realizing the rapid sealing or disassembly of the electrolyzers, making the disassembly and assembly efficiency of the entire electrolyzer high, thereby improving the development progress of the electrolyzer and meeting the needs for rapid testing, rapid iteration, rapid development and market launch of new materials and new products.

The utility model belongs to the technical field of neck radian adjustment, and particularly relates to an electric guitar neck radian adjusting device which comprises fixing frames, a first lap-joint plate, a threaded rod, an n-shaped block and an upper pressing wheel, the first lap-joint plate is fixedly installed between the two fixing frames, the threaded rod is in threaded connection with the lap-joint plate, and the n-shaped block is connected with the upper pressing wheel. The n-shaped block is rotationally connected to the lower end of the threaded rod through a bearing, the upper pressing wheel is rotationally connected to the interior of the n-shaped block through a rotating shaft, a lapping groove is formed in the surface of the fixing frame, a shaft rotating rod is placed on the inner wall of the lapping groove, the periphery of the shaft rotating rod is rotationally connected with a lower bearing wheel, and a stabilizing mechanism is connected to the surface of the fixing frame. By arranging the stabilizing mechanism, the lower bearing wheel is matched with the shaft rotating rod to be placed in the lapping groove and can be fixed through the limiting block after being placed, so that upward movement and separation caused by stress in the later period are avoided, and the lower bearing wheel does not need to be additionally stored in the carrying and transporting process.

The utility model relates to the technical field of batteries, in particular to a battery shell, a battery pack and an energy storage device, and the battery shell comprises a lower shell, an upper shell and a magnetic connecting assembly; the lower shell is provided with a lower flange plate; the upper shell is provided with an upper flange plate; the magnetic connecting assembly is installed between the lower flange plate and the upper flange plate and used for connecting the lower flange plate and the upper flange plate. Compared with a traditional battery shell, the battery shell has the advantages that the upper shell and the lower shell are fixedly connected without using more bolts and nuts, so that the problem that the connection stability is reduced due to torsion attenuation caused by the fact that the nuts are in a vibration state for a long time is avoided, the phenomenon of screw loose of the bolts is avoided, and the waste of materials is reduced; the takt of an assembly production line and the takt of reworking and dismounting are improved, and the dismounting difficulty and dismounting cost during reworking are reduced. And meanwhile, the highest-grade waterproof and dustproof requirements of the battery shell can be met.

The utility model discloses a coal mine geological drilling sampling device, which belongs to the technical field of drilling sampling and comprises a main machine table. An ejector rod capable of moving up and down is vertically installed on the main machine table, a rod body of the ejector rod is sleeved with a reset spring for pushing the ejector rod to move upwards, a vertically-arranged sampling core is detachably installed at the bottom of the ejector rod, and a hollow cavity is formed in the sampling core; a groove with the same length as the sampling core is formed in the side wall of the sampling core in the axial direction; a labor-saving lever capable of pressing the ejector rod downwards and driving the sampling core to drill downwards is rotationally mounted at the top of the main machine table. According to the coal mine geological drilling sampling device, the groove is formed in the side wall of the sampling core, so that a sample in the hollow cavity of the sampling core is easily separated from the cavity; and secondly, the ejector rod is frequently knocked by the labor-saving lever, and the vibration sense can be transmitted into the sampling core along the ejector rod, so that the sample in the hollow cavity of the sampling core is quickly separated from the cavity.