14results about How to "Snap tight" patented technology

The utility model relates to the technical field of window sash installation provides a curtain wall glass sash line structure, including curtain wall, window sash and line module, curtain wall with window sash is connected, line module sets up in window sash, window sash includes first window frame and second window frame, installs window glass on first window frame, window glass is connected with the clamping sash material, the first clamping groove is seted up in the clamping sash material, one end of line module is installed on first window frame, the other end of line module is inserted in first clamping groove, the clamping sash material is connected with first sealing strip between second window frame, the connecting place between first window frame with curtain wall is equipped with second sealing strip and third sealing strip respectively, the utility model solves the problem that traditional line structure installation procedure is complicated and the problem of insufficient sealing performance, and has simple structure and low manufacturing cost's advantage.

The utility model discloses a kind of vertical cabinet board diagonal connecting piece and cabinet body, it is related to the technical field of furniture accessories, the utility model aims to solve the problem that the strength is lower when existing connecting piece is applied to the connection of 9mm cabinet board vertical diagonal, obvious top hole or connection trace will be stored on cabinet board, the utility model includes arc connecting body, the connecting body middle part is provided with protruding connecting part and recessed avoidance slot, the connecting part is close to the surface on the side of avoidance slot and is provided with clamping body, two connecting holes are set in the upper and lower sides of the avoidance slot, and the two connecting holes are respectively provided in the upper and lower sides of the avoidance slot;The convex blade is provided on the two arc-shaped edges of the connecting body.

The application discloses an electronic atomizer, which comprises a rotating column, a first main body part, a second main body part and a limiting assembly. The first main body part is connected to one end of the rotating column and is provided with a first through hole. The second main body part is provided with a connecting groove in a sleeving mode with the rotating column and is provided with a second through hole. The limiting assembly is arranged in the rotating column and comprises an elastic member and two limiting blocks. The elastic member is in a compressed state. At least two matching structures are arranged on the groove wall of the connecting groove. In a closed state of the electronic atomizer, the first through hole is closed by the second connecting side, the second through hole is closed by the first connecting side, and the two limiting blocks are clamped with the two matching structures. In a communication state of the electronic atomizer, the first through hole and the second through hole are opposite and in communication, and the two limiting blocks are clamped with the two matching structures. The electronic atomizer is smooth in rotation switching and stable in connection after rotation.

The utility model belongs to the technical field of illumination, and relates to an underwater multispectral plant production lamp which comprises a heat dissipation column, a transparent shell, an upper cavity cover and a lower cavity cover, the heat dissipation column is hollow, a light source plate is arranged on the periphery of the heat dissipation column, and threaded connectors are further arranged at the two ends of the heat dissipation column. The transparent shell is arranged outside the heat dissipation column in a sleeving manner; the upper cavity cover and the lower cavity cover are connected to the upper end and the lower end of the heat dissipation column through the threaded connectors respectively, clamping grooves are further formed in the upper cavity cover and the lower cavity cover, and the two ends of the transparent shell are clamped in the clamping grooves of the upper cavity cover and the clamping grooves of the lower cavity cover respectively. According to the underwater lamp, the heat dissipation column is adopted as a core structure, the light source plate is installed on the periphery of the heat dissipation column, and the heat dissipation column enables light emitted by the light source plate to be irradiated at the 360-degree all-dimensional angle. The omnibearing illumination mode can ensure that all parts of underwater plants such as seaweeds in a deep water area can receive light uniformly.

This utility model discloses an auxiliary device for improving the accuracy of gas chromatography determination of N,N-dimethylformamide in water, belonging to the technical field of N,N-dimethylformamide determination. This auxiliary device includes an auxiliary mechanism and a filtration mechanism. The auxiliary mechanism includes a housing with a door hinged to one side of the upper end via a pair of hinges. A water inlet pipe is installed at the upper end of the door, and a drain pipe is installed at the center of the bottom end of the housing. A limiting frame is installed at the bottom of the housing. The filtration mechanism includes a mounting frame with a pair of equal-dividing plates fixedly installed inside. Slide rails are installed on both sides of the mounting frame at the bottom of the pair of equal-dividing plates. A filter layer and an adsorption layer are slidably installed between the two pairs of slide rails. This utility model can effectively improve the accuracy of gas chromatography determination of N,N-dimethylformamide and has high practical value.

This invention discloses a lifting system for battery box hoisting, comprising a main square tube with two side arm assemblies at both ends. Each side arm assembly has two sliding structures horizontally slidably mounted on both ends. A hanging assembly is mounted on the bottom surface of the sliding structure, and a locking structure is located on the side of the sliding structure away from the main square tube. When the hook in the hanging assembly is in the hoisting state, it can be positioned at either the second or first hoisting opening. The two positions allow for quick adjustment to accommodate different types of battery box structures. Simultaneously, the sliding structure can be significantly adjusted on the side arm assemblies and locked using the locking structure, achieving a wide range of adjustments. These two adjustment methods allow for flexible application of this lifting system in hoisting operations of battery boxes of different sizes, with rapid adjustment, no need for power installations, low cost, and better overall rigidity.

This utility model discloses a positioning device for steel structure engineering construction, relating to the field of engineering construction technology. It includes a grooved plate with two symmetrical straight rods hinged to its inner wall. Each straight rod has a U-shaped locking plate hinged to its far end, and both straight rods have sliding grooves on their bottom surfaces. A piston cylinder located at the lower part of the grooved plate has two symmetrical piston rods slidably connected to its inner wall. This utility model has a reasonable design structure. It allows contact with the steel structures on both sides through rubber layers and rubber granules fixedly connected to the outer surfaces of the two U-shaped locking plates. During the process, the piston rods move outwards along the inner wall of the piston cylinder. By rotating the limiting bolts, the limiting bolts penetrate the piston cylinder and engage with the outer surface of the piston rods, limiting the position of the piston rods on the inner wall of the piston cylinder. The device is easy to engage with steel structures of different spacings and provides auxiliary restraint for the user's upper body, improving the safety of users working at heights.

The utility model discloses a motor power cable assembly, which belongs to the technical field of cable equipment, and comprises a motor main body and a repeater, the back surface of the motor main body is fixedly connected with a connecting cable, and the two sides of the repeater are provided with connecting grooves. One end of the connecting cable is fixedly connected with a connecting groove, the other end of the connecting cable is fixedly connected with a first connecting plug matched with the connecting groove, the two sides of the upper surface of the repeater are fixedly connected with fixing frames, the upper surface of the first connecting plug is fixedly connected with a clamping assembly, and the lower surface of the repeater is fixedly connected with a connecting plate. According to the utility model, through the arrangement of the clamping assembly, connection loosening or falling caused by vibration or external force impact is effectively prevented, the stability and reliability of the system are improved, the maintenance difficulty and cost are reduced, through the arrangement of the fixing assembly, the cable is prevented from being damaged due to pulling or bending in the long-term use process, and the service life of the cable is prolonged. And the anti-interference capability and the service life of the cable are improved.

The invention provides a split mounting type combined threading plate, belongs to the technical field of machinery, and solves the problem that an existing threading plate is poor in use effect. The assembly type combined threading plate comprises a base plate which is provided with a plurality of installation grooves, one end of the base plate is provided with a threading pipe, and a steel wire is arranged in the threading pipe in a penetrating mode; the number of the needle plates is multiple, the needle plates are embedded in the corresponding installation grooves, a main clamping block is connected between every two adjacent needle plates in a clamped mode, a row of threading needles are arranged on the tops of the needle plates, threading holes are formed in the tops of the threading needles, the threading holes are coaxially formed, and the steel wire can sequentially penetrate through the threading holes along the threading pipe. The method has the advantage of being good in use effect.

The utility model provides a valve device and a coil device and belongs to the technical field of thermal management, the valve device comprises a coil component, a valve body and a connecting piece, the connecting piece is fixedly connected with the coil component, the valve body comprises a first stop part and a second stop part, an installation gap is arranged between the first stop part and the second stop part, the connecting piece comprises a first connecting part, and the first connecting part is fixedly connected with the valve body. The first connecting part comprises a second clamping part and a limiting part, the second clamping part is located at the end, away from the coil component, of the limiting part, at least part of the limiting part is located in the mounting gap, one side of the limiting part in the thickness direction abuts against the first stopping part, and the other side of the limiting part in the thickness direction abuts against the second stopping part; and the second clamping part is clamped with at least one of the first stopping part and the second stopping part. Due to the fact that the two sides of the limiting part abut against the valve body, the friction force between the limiting part and the valve body is increased, the connecting piece and the valve body are clamped more tightly, and the coil component and the valve body are not prone to loosening.

The utility model discloses a kind of mill jar fixing devices of ball mill, belong to ball mill technical field.A kind of mill jar fixing device of ball mill, the inner cavity of the ball mill body is equipped with several mill jar seats, the outer periphery of several mill jar seats is respectively equipped with a pair of connecting seat, the upper surface of a pair of connecting seat is respectively equipped with fixed plate, the opposite side of a pair of fixed plate is respectively equipped with toothed plate, pressure plate is installed between a pair of fixed plate, the both ends of pressure plate are respectively provided with cavity structure, the inner of cavity structure is equipped with clamping block, by using the clamping structure of toothed plate and clamping block, the utility model realizes the quick, stable fixing of mill jar, the addition of reset spring makes that clamping block can be automatically reset under external force, keep and toothed plate tight clamping, to greatly improve the reliability and stability of fixed, simultaneously, under the action of centrifugal force, the connection of clamping block and toothed plate becomes more firm, effectively prevent that mill jar is loose or displacement when high-speed operation.

The utility model discloses a kind of razor with lubricating strip, comprising: blade, including the blade edge of multiple groups of parallel arrangement;Head cover, the head cover is annular structure;Two lubricating strips, the lubricating strip includes lubricating end and two clamping ends, the clamping end is fixed in the bottom of the lubricating end, the lubricating end is strip-shaped, the clamping end is equal in length with the lubricating end, and it is arranged in two columns along the width direction of the lubricating end;Blade holder, including blade slot, first clamping slot, and two second clamping slots, the blade slot is used to accommodate the blade, the head cover can be clamped in the first clamping slot, by the cooperation of head cover and first clamping slot, the blade is fixed on the blade holder;The second clamping slot is used for fixing the lubricating strip, two the second clamping slot is respectively arranged at two ends of the blade slot, and the second clamping slot includes two rows of groove body, and each column of the groove body can accommodate one clamping end respectively.

The utility model discloses a beam end lifting support device, including mounting seat and bottom plate, the mounting seat sets up in the upper portion of bottom plate, the middle of mounting seat upper end is fixed with hydraulic cylinder, both ends in the mounting seat interior all are provided with the adjusting bin, and the both ends between adjusting bin rotatable connection has screw rod, the middle in the mounting seat interior is provided with the protection bin, and the inside fixed motor of protection bin, and the output of motor is connected with the drive end fixed connection of screw rod, the screw rod is screwed with threaded seat, and the lower extreme of threaded seat is provided with the insert block, the lower extreme of adjusting bin is provided with the guide slot, and the upper end slip connection of guide slot and insert block, the both ends of bottom plate upper part all are provided with the let -by -slot, and the one end of let -by -slot is provided with the slot, and the slot is connected with the insert block. The utility model is easy to maintain and check to hydraulic cylinder, and the stability is good.

This utility model relates to the field of bicycle hub technology and discloses a size-adjustable bicycle hub, including: a hub shaft; a rolling bearing fixedly connected to the outer wall of the hub shaft; spoke discs fixedly connected to the concave surface of the rolling bearing; and an operating component fixedly connected between the two spoke discs. This size-adjustable bicycle hub allows for overall size adjustment by sliding an adjusting rod within an adjusting groove on the hub sub-shaft. The adjusting rod drives the hub main shaft to slide on the outer wall of the hub sub-shaft, thus enabling the bicycle hub to adapt to different frame sizes. A fixing rod inserted into a fixing groove ensures the stability of the hub size. Pulling the L-shaped rod disengages the fixing rod from the fixing groove, allowing for sliding adjustment of the adjusting rod. Simultaneously, the elasticity of the fixing spring ensures the fixing rod is tightly engaged in the fixing groove, preventing loosening. A clamp metal plate further secures the fixing rod, improving its stability.