49results about How to "Avoid pressure deformation" patented technology

The invention relates to the field of scaffolds for buildings, and in particular relates to a template jacking and a template bracket using the same. The template bracket is used for supporting a building template and comprises a screw and the template jacking arranged at the upper end of the screw, wherein the template jacking comprises a base body; more than three limiting slots for containing column bodies are formed in the top surface of the base body and are formed side by side; and the number of limiting slots is odd. During use, the different limiting slots can be used according to different requirements; for example, when the number of steel tubes to be supported is odd, the corresponding limiting slots can be used from the middle to the two sides; when the number of the steel tubes to be supported is even, the middle limiting slot does not need to be used, and the other limiting slots can be averagely distributed on two sides of the middle limiting slot and balanced; and in a construction site, the structure of the template jacking is not required to be changed, so that the problem of inconvenience in use of the conventional template jacking is solved.

The invention discloses an air conditioner, comprising a panel and a panel body. The connection side of the panel is hinged on the panel body. The middle position, which is close to the connection side, of the panel is also provided with at least a third loose blade. The two sides of the third loose blade are at least provided with a blocking leg. The middle position, which is close to the connection side, of the panel body is provided with a limit groove. The opening of the limit groove inclines upwards and faces the connection side. When the panel is buckled on the panel body, the blocking leg is sleeved in the opening of the limit groove. The blocking leg arranged on the third loose blade plays a role in supporting and pulling down the limit groove, can prevent the panel from being pressed and deformed and prevent arch from emerging in the middle of the panel, and also dismounts the panel easily.

The invention relates to the field of scaffold fasteners and particularly relates to a scaffold steel tube spatial assembling fastener and a sliding sleeve thereof. The fastener comprises the sliding sleeve, two sets of pressing assemblies are arranged on the outer sides of the sliding sleeve, each pressing assembly comprises hinge bases oppositely distributed on the sliding sleeve along the axial direction of the sliding sleeve, the hinge axes of the two hinge bases are parallel and spatially and perpendicularly crossed with a central line of the sliding sleeve, a containing opening for containing scaffold steel tubes is enclosed between the upper portions of the two hinge bases, an expansion block installation groove is enclosed between the lower portions of the two hinge bases, an opening is arranged between the two hinge bases on the wall of the sliding sleeve, a pressing slider is assembled in the opening, an expansion slider for being firmly wedged between the scaffold steel tubes and the pressing slider in the containing opening is assembled in the expansion block installation groove, and the hinge bases of the two sets of pressing assemblies are spatially and perpendicularly crossed. The scaffold steel tube spatial assembling fastener has the advantages of being convenient to operate, reliable to fix and not apt to lose and can simultaneously fix three spatially crossed scaffold steel tubes.

The invention relates to an assembly machine and a combination method thereof, in particular to a butterfly plate hydraulic automatic combination device for a butterfly valve assembly machine and the combination method thereof. The butterfly plate hydraulic automatic combination device consists of a butterfly valve assembly workbench, infrared sensing safety devices, a tool base, an assembly machine upright post, a pressure head tool, a pressure regulating valve device, an upper hydraulic oil cylinder support frame, a pressure meter, an upper hydraulic cylinder device, a PLC (Programmable Logic Controller) control box device, control buttons, an electrical cabinet device, a butterfly valve tool, a locking nut mechanism and the like. The butterfly plate hydraulic automatic combination device is convenient and safe to use and is rapid to operate, the pressure of a host machine can be adjusted in time according to butterfly valve rubber sleeves and butterfly plates of different models and specifications; working efficiency and quality are greatly improved, the yield is over 99 percent, machining can be finished within 1 minute, and the economic benefit is good; a PLC is adopted in a main control system, so that the control accuracy is increased, the human-machine safety coefficient is high, a large amount of time and energy sources are saved greatly, wear is reduced, compression deformation of the butterfly plate is avoided, the maintenance cost and production cost are saved, and the overall machine performance and service life are improved and prolonged respectively.

The invention discloses an efficient rim rotation type automatic positioning device. The efficient rim rotation type automatic positioning device comprises a rack, a positioning mechanism and an adjusting mechanism. The positioning mechanism and the adjusting mechanism are arranged on the rack, and the adjusting mechanism is further provided with a laser range finder. The efficient rim rotation type automatic positioning device is reasonable in structure, reliable in performance, capable of being used for detecting various rims in different specifications, preventing materials from being mixed and detecting whether materials exist, and high in automation degree, and efficiency is greatly improved.

The invention discloses a storage box for quickly sorting the tip of a pipette gun and a method for using it, which includes a box body, a clamping table, an elastic air bag and a collection box. The collection box is provided. The beneficial effect is that: by setting the cylinder body, the pinch table, the telescopic rod, the spring, the sleeve rod, the clamping table and the elastic bag pad, the quick clamping and taking of the pipette tips one by one can be realized, and at the same time, the pipette tips are effectively Avoiding the exposure of other unused tips, thereby effectively avoiding the risk of contamination of other unused tips and ensuring the accuracy of the subsequent use of the tips; by setting the design of the support column, elastic air bag and installation groove, not only can pass through all The elastic action of the elastic airbag realizes the clamping of different types of gun heads, and through the function of the support column, the pressurized deformation of the gun heads during storage is effectively avoided, ensuring the storage quality of the gun heads.

The invention discloses an air conditioner, comprising a panel and a panel body. The connection side of the panel is hinged on the panel body. The middle position, which is close to the connection side, of the panel is also provided with at least a third loose blade. The two sides of the third loose blade are at least provided with a blocking leg. The middle position, which is close to the connection side, of the panel body is provided with a limit groove. The opening of the limit groove inclines upwards and faces the connection side. When the panel is buckled on the panel body, the blocking leg is sleeved in the opening of the limit groove. The blocking leg arranged on the third loose blade plays a role in supporting and pulling down the limit groove, can prevent the panel from being pressed and deformed and prevent arch from emerging in the middle of the panel, and also dismounts the panel easily.

Provided are an automatic electrohydraulic control butterfly valve assembly machine and an assembly method thereof. Use is convenient, assembly procedures are less, operation is fast, and the host machine pressure can be regulated in time according to butterfly valves with different types and specifications; the working efficiency and quality are greatly improved, and the economic benefit is good; because a PLC is adopted to perform automatic control, the man-machine security coefficients are high, the assembly is accurate, a large amount of time and a large number of energy resources are saved, the maintenance cost and the production cost which are caused by wear are reduced, the engine performance is obviously improved, the service life is obviously prolonged, and popularization is convenient. The automatic electrohydraulic control butterfly valve assembly machine is composed of a butterfly assembly workbench, an infrared induction security device, a tooling base, an assembly machine stand column, a pressure head tool, a pressure regulation valve device, an upper oil cylinder support frame, a pressure gauge device, an upper hydraulic cylinder device, a PLC control box device, control buttons, an electrical box device, a butterfly valve tool, a locking nut mechanism and a pressing lead screw assembly.

The invention relates to a devanning device. The devanning device can be used jointly with a forklift to take a box out. The devanning device is uniquely characterized by comprising two sets of L-shaped devanning components which are parallelly arranged at an interval; each devanning component comprises a vertical arm and a horizontal arm which is arranged on the upper end of the vertical arm and is connected with the vertical arm into a whole; the connection part of each vertical arm and the corresponding horizontal arm is thickened to form a reinforcing structure; each vertical arm is provided with a threaded hole and a fork leg structure matched with the forklift; each horizontal arm is provided with a work surface matched with the box; each work surface is provided with tooth-shaped structures which are continuously arranged; the devanning device further comprises reinforcing components, and the reinforcing components extend from the middle parts of the vertical arms to the middle parts of the horizontal arms; the devanning device also comprises a connection component which is used for adjusting the distance between the two sets of devanning components; the connection component comprises a rod; one end of the rod is provided with threads matched with the threaded hole of one vertical arm; and the other end of the rod is provided with threads matched with the other vertical arm. The devanning device disclosed by the invention is applicable to boxes with different thicknesses, and turnover of the boxes is prevented.

The invention relates to the field of scaffolds for buildings, and particularly to a scaffold cross-bar used for supporting a girder formwork. The scaffold cross-bar comprises a transverse steel pipe which is provided with at least a pair of tightly supported fasteners; each tightly supported fastener comprises a top sleeve sleeved on the transverse steel pipe in a sliding manner; each top sleeve is provided with a tight support part used for tightly supporting a side vertical surface formwork of a girder; in addition, a wedge block which is fixed on the transverse steel pipe in the expansion manner is also inserted in each top sleeve. When the scaffold cross-bar is used, the transverse steel pipe can be arranged below the girder, so that the two corresponding tightly supported fasteners are respectively located at two sides of the girder, and the positions of the top sleeves are adjusted by enabling the top sleeves to slide on the transverse steel pipe; and when the tight support part of each top sleeve tightly presses the side vertical surface formwork of the girder, each top sleeve is fixed in the expansion manner by knocking each wedge block, so that the tight support of the side vertical surface formwork of the girder is realized. After the scaffold cross-bar is adopted, step-to-step fasteners adopted in the prior art can be abandoned completely, and efficiency of building construction can be improved greatly.

The invention relates to the field of scaffold fasteners, in particular to a scaffold diagonal-bracing fastener and a sliding sleeve thereof. The fastener comprises the sliding sleeve which can be sleeved on a scaffold steel tube in a sliding manner, wherein two hinged supports, which are assembled with pressure covers and hasps in a hinged way respectively, are oppositely arranged at the outer side of the sliding sleeve; the hinged axes of the hinged supports are parallel to each other and spatially crossed with the central line of the sliding sleeve; a set included angle of 30 degrees to 60 degrees is formed between the central line of the sliding sleeve and each of the hinged axes of the two hinged supports; a containing port for containing the scaffold steel tube is enclosed by the upper parts of the two hinged supports; an expansion block installation slot is enclosed by the lower parts of the two hinged supports; an opening is formed in the sleeve wall of the sliding sleeve at a position between the two hinged supports; a pressing slide block for pressing the scaffold steel tube in the sliding sleeve is assembled in the opening; and an expanding slide block which is wedged between the scaffold steel tube in the containing port and the pressing slide block is assembled in the expansion block installation slot. The scaffold diagonal-bracing fastener simultaneously has the characteristics of being convenient to operate, reliable in fixation and unlikely to lose.