16results about How to "Limit position" patented technology

The utility model relates to a liftable tool jig, which belongs to the technical field of welding and comprises a welding jig base, two threaded C-shaped fixing clamps, a welding jig upper cover and a radiating module, the welding jig upper cover and the radiating module are arranged on the threaded C-shaped fixing clamps, and the number of the threaded C-shaped fixing clamps is two. The welding jig base comprises a welding base body, a lifting sliding block is embedded in the bottom side of the welding base body, a lifting positioning pin for fixing the lifting sliding block is detachably installed on the bottom side of the welding jig base body, and a fixing screw fixed to the welding jig base body is arranged in the lifting positioning pin. And a mounting groove for mounting the heat dissipation module and the welding jig upper cover is formed in the welding base. According to the liftable tool jig, the lifting device is additionally arranged in the base of the tool jig, when a copper sheet is placed, the positioning base descends, the periphery of the positioning retaining wall becomes high, and the position of the thin copper sheet is effectively limited.

This utility model belongs to the field of sludge filtration technology and discloses a dynamic sludge filtration device, including a housing. A filtration unit and a discharge unit are connected to the outside of the housing via a rotating motor and a discharge motor, respectively. The filtration unit and discharge unit are located inside the housing. A water pumping unit is located at the top of the housing and connected to the water pumping unit via a filtration water pumping pipe. The discharge unit is located at the bottom of the filtration unit and the water pumping unit. This utility model can increase the sludge contact area and filtration area, allowing liquid to penetrate into the filter housing more quickly. Combined with the rotating water pumping component, the liquid is promptly extracted, improving the speed and efficiency of sludge dewatering and shortening the processing cycle. The rotating motor drives a rotating rod, which in turn causes the filter housing to rotate within the sludge. Dewatering is achieved using the principle of free liquid permeation. Compared to traditional methods that rely on strong external force for dewatering, this effectively reduces the moisture content of the filter cake and significantly reduces energy consumption.

This utility model discloses a positioning fixture for welding front fork lock frames of electric vehicles. It includes a fixed bracket, and a lock frame fixing mechanism and an upper fork fixing mechanism mounted on the fixed bracket. The lock frame fixing mechanism includes a lock frame fixing box and a lock box fixing block. The lock frame fixing box is slidably connected to the fixed bracket via the lock box fixing block. The upper fork fixing mechanism includes a riser fixing seat, a riser quick-pressing mechanism, a cylinder, and an upper fork fixing block. The riser fixing seat and the cylinder are connected to the fixed bracket. The riser fixing seat has a groove that mates with the riser. The lower end of the groove has a positioning step that mates with a sleeve. The riser quick-pressing mechanism is connected to the side of the riser fixing seat. The quick-pressing mechanism, in conjunction with the groove, enables radial fixing of the riser. By positioning and clamping the lock frame and upper fork respectively using the lock frame fixing mechanism and the upper fork fixing mechanism mounted on the fixed bracket, and then welding these two parts together in one operation, high precision and good consistency are achieved, saving labor costs.

The utility model discloses a multi -functional glass rack, the utility model relates to glass rack technical field. This multi -functional glass rack is including bottom plate, the bottom fixed mounting of bottom plate has universal wheel, the top of bottom plate is provided with and places mechanism: support subassembly, including the connecting shaft of intercalation installation in bottom plate one side, the top swing mounting of connecting shaft has the limit stop, the upper end swing mounting of limit stop has the connecting rod, the left end swing mounting of connecting rod has the support rod, through the position of fixed axle of slider both sides to limit fixed axle, make fixed axle present vertical installation between support rod and limit rod, the eccentric block of fixed axle outside group setting can limit the position of rubber sleeve, and rubber sleeve can play the role of support and protection to glass, and this mode can make glass horizontal arrangement between support rod and limit rod, when placing glass, just need to push inwards, can avoid the glass that has placed and block the placement of subsequent glass.

The utility model discloses a transformer transformation ratio tester, and relates to the technical field of transformers, in particular to a transformer transformation ratio tester, which comprises a tester body, a tester rear cover and a dustproof net, a positioning block is mounted at the bottom of the tester body, and U-shaped plates are mounted on two side surfaces of the tester rear cover. The interior of the U-shaped plate is rotatably connected with a vertical plate through a shaft rod, one side surface of the vertical plate is provided with a buckle block, two side surfaces of the tester body are provided with cavity fixing blocks, and the interior of each cavity fixing block is provided with a limiting spring. The transformer transformation ratio tester has the effect of facilitating disassembly between the tester body and the tester rear cover, the positioning block plays a role in positioning and mounting, the limiting ball is arranged, so that the position of the buckle block is conveniently limited, rapid assembly between the tester body and the tester rear cover is facilitated, and the test efficiency is improved. On the contrary, the tester body and the tester rear cover can be conveniently and rapidly detached, and the purpose of improving practicability is achieved.

The utility model relates to braided bag film -coated equipment technical field, concretely disclose a kind of braided bag film -coated device, including base, the both ends of base are respectively provided with first unwinding mechanism and winding mechanism, the side of first unwinding mechanism is provided with second unwinding mechanism, the both sides of second unwinding mechanism are provided with tensioning mechanism, the side of a tensioning mechanism is provided with hot-pressing mechanism, first unwinding mechanism and winding mechanism all include first support, the upper end of first support is rotatably connected with two first chuck, and first unwinding shaft is detachably connected between two first chuck, second unwinding mechanism includes third support, the both ends of third support are rotatably connected with two second chuck, the both sides below first support and second support are symmetrically provided with two universal wheels, the device is convenient to replace and transport braided bag roll and film material roll, and the function of first unwinding mechanism, winding mechanism and second unwinding mechanism is enriched.

The utility model discloses a low-voltage drawer industrial switch cabinet which comprises a switch cabinet body, a drawer is inserted in the switch cabinet body, and rectangular sliding blocks are installed on the two side faces of the drawer. The inner wall of the switch cabinet body is provided with a rectangular sliding groove which is matched with the rectangular sliding block, wherein the depth of the rectangular sliding groove is the left-right direction, and the length of the rectangular sliding groove is the front-back direction. A positioning column is arranged at the side part of the switch cabinet body, a positioning hole matched with the positioning column is formed in the switch cabinet body, and a fixing mechanism for limiting the positioning column is arranged in the positioning hole. Through the arrangement of the fixing mechanism, the positioning column is inserted into the positioning hole, and the first L-shaped insertion block and the second L-shaped insertion block move in the same direction and are inserted into the insertion groove, the low-voltage drawer I-type switch cabinet has the effect of improving the placement stability after the drawer is contracted, through the cooperation of the first L-shaped insertion block and the second L-shaped insertion block with the insertion groove, the position of the drawer is conveniently limited, and the operation is convenient. And the stability of the drawer contraction placement is improved, and the purpose of improving practicability is achieved.

The utility model provides a one-way ratchet wrench. The one-way ratchet wrench comprises a wrench body, a ratchet head and a movable head. The wrench body is provided with a head portion and a handle portion, a through hole is formed in the head portion, and a first ratchet portion is formed on one side of the head portion. The ratchet head is provided with a ring portion and an extension portion, a sleeving hole is formed in the extension portion, a second ratchet portion is formed on one side of the ring portion, the extension portion of the ratchet head penetrates through the through hole of the wrench body, and the second ratchet portion is meshed with the first ratchet portion. The movable head fixes one end of the extension portion of the ratchet head, a gap is formed between the movable head and the head portion of the wrench body, and the movable head can move relative to the head portion of the wrench body according to actions of the ratchet head. Therefore, the one-way ratchet wrench can rotate in a single direction through a simple structure and has the advantages of being easy to assemble, low in manufacturing cost and the like.

The utility model aims to solve the problem that the existing bottle is inconvenient to extrude and discharge liquid. The bottle body structure for containing the liquid comprises a bottle body and a cover body, and the bottle body and the cover body are detachably connected. The bottle body comprises an inner cavity and a shell; the inner cavity is nested in the shell; the side wall of the inner cavity is made of a flexible material with deformability; a hollow cavity is formed in the shell and is used for arranging an inner cavity; openings are formed in the bottom and the top of the shell respectively, the bottom opening of the shell is used for being placed in the inner cavity, the top opening of the shell is used for penetrating out of the inner cavity, and the part, penetrating out of the shell, of the inner cavity is connected with the cover body; notches penetrating through the outer portion of the shell and the cavity are formed in the two sides of the shell and extend downwards to the lower edge of the shell in the vertical direction. The inner cavity is conveniently extruded through the shell, stored liquid is extruded out, hands are prevented from being hurt, and meanwhile the shape of the shell is kept stable.

The utility model discloses an irregular ground leveling platform structure, aims at providing an irregular ground leveling platform structure which is convenient for confirming whether the flatness of platform meets the standard during leveling. It includes: the thing board, the lifting assembly, the lifting assembly be equipped with several and be circularly distributed, the upper end of lifting assembly with the bottom surface rotationally connected of thing board, the support column, the upper end of support column is connected with the lifting assembly, the pressure detection component, the pressure detection component install at the bottom of support column. The utility model has the beneficial effect that: it is convenient for confirming whether the flatness of platform meets the standard during leveling, can adjust the angle of thing board according to the target, can drive the lifting column to go up and down, can detect the pressure that support column receives, can prevent the deviation of contact board, can limit the position of support column.

The utility model discloses a kind of anti-splashing mechanical lifting sealing devices of high-speed dispersion machine, it is related to dispersion machine technical field, specifically a kind of anti-splashing mechanical lifting sealing devices of high-speed dispersion machine, including bottom plate and dispersion cylinder, the top of bottom plate is separately equipped with adjusting box and cavity block, the inner wall of adjusting box is equipped with fixed plate, the inner bottom wall of adjusting box is equipped with servo motor, the output end of servo motor is equipped with the same axis as the axis of servo motor output end shaft center screw rod.The anti-splashing mechanical lifting sealing device of high-speed dispersion machine has the stability effect of the stability of the convenience lifting seal, through the cooperation of screw rod and screw ring block, the lifting adjustment of sealing cover and stirring plate, through the cooperation of positioning rod and positioning ring, play the role of positioning closure, through the setting of sealing ring, improve the sealing property of the connecting place between sealing cover and dispersion cylinder, play the role of anti-splashing, reach the purpose of improving practicality.

The application discloses a hydraulic engineering ring geological fracture measuring device capable of being quickly installed, which comprises a supporting frame, an expansion supporting mechanism and an auxiliary traction mechanism arranged on the supporting frame, and a traction shaft penetrating through the expansion supporting mechanism and the auxiliary traction mechanism, one end of the traction shaft is provided with a winding mechanism, and the other end is provided with a sampling measuring mechanism. The servo motor drives the adjusting ring gear to rotate through the driving gear, and the rotating position of the adjusting ring gear is limited through the side wheels, the adjusting ring gear applies the thrust force to the fixed gear, the fixed gear is fixedly connected with the expansion arc plate, the expansion arc plate and the fixed gear can be synchronously rotated, the sliding pin of the expansion arc plate is inserted into the inside of the sliding rail, the sliding pin can be moved on the sliding rail, the movement track of the sliding pin can be limited, the expansion range of the expansion arc plate can be limited, the expansion arc plate can be rotated to a suitable position, and the expansion arc plate can provide support for the device.

This utility model relates to the field of capacitor technology, specifically a high-strength aluminum electrolytic capacitor, comprising an aluminum capacitor with leads electrically connected to its surface, a reinforcing shell fixedly fitted onto its surface, the reinforcing shell being a silicon nitride ceramic shell, and a reinforcing frame fixedly connected to its surface, the reinforcing frame being a galvanized iron frame, with several locking strips fixedly assembled on the inner wall of the reinforcing shell. This utility model, through the setting of the reinforcing shell and reinforcing frame, utilizes the high strength, high hardness, high thermal conductivity, high temperature resistance, chemical corrosion resistance, and excellent insulation properties of silicon nitride ceramic. Therefore, the silicon nitride ceramic reinforcing shell provides reliable physical protection for the aluminum capacitor, preventing damage from external impacts and compression. The galvanized iron frame, with its high strength and toughness, enhances the structural stability of the entire aluminum capacitor, improving its practicality.

The utility model provides a kind of cable cutting parts, including cutting knife shell, cable fixing mechanism, lifting motor, lifting slide bar, lifting screw rod, blade driving mechanism and cutting blade, the lower surface of cutting knife shell is installed with cable fixing mechanism, the rear end surface of cutting knife shell is installed with lifting slide bar, the rear end surface of cutting knife shell is installed with lifting screw rod, the inboard of cutting knife shell is installed with blade driving mechanism, the upper end of cutting knife shell is provided with lifting motor, the design solves the problem that original device cutting thicker cable can produce more skin fly ash, and skin is easy to stick between cutting knife shaft and cutting knife, leading to the increase of friction when cutting knife rotates, and makes cutting knife life reduce, the utility model structure is reasonable, through the mutual cooperation of cable fixing mechanism and blade driving mechanism, the fly ash of cable skin can be effectively reduced, and skin will not affect the high-speed rotation of cutting knife, and the service life of cutting knife can be greatly improved.

This utility model relates to the field of gate valve technology, specifically an anti-loosening gate valve, comprising: a valve body, including a gate valve; and a buffer mechanism, including a rubber expansion joint, wherein the rubber expansion joint acts on the surface of the gate valve, and a circular groove is formed on the surface of the rubber expansion joint. This utility model, through the connection of the gate valve and the rubber expansion joint, absorbs the vibration energy generated by the impact of water flow by installing the rubber expansion joint, thus ensuring the tightness of the flange connection. Furthermore, the connection between the rubber expansion joint and the circular groove does not affect the bolt fixing of the two flange connections together. The groove is installed on the surface of the mounting plate following the installation of the rubber expansion joint, allowing the connecting base to drive the limit buckle to engage inside the groove, thereby fixing the installation position of the rubber expansion joint and improving the tightness of the rubber expansion joint connection, achieving the effect of preventing loosening at the connection between the gate valve and the pipeline.