289results about "Fixed grilles" patented technology

According to the aluminum alloy door and window with the anti-theft function in the field of doors and windows, through the built-in anti-theft net arranged in the window frame, an independent anti-theft net does not need to be installed on the outer side of the aluminum alloy window, and through the pair of anti-theft ropes arranged in a bilateral symmetry mode and the first winding mechanism, the anti-theft effect is achieved; a pair of anti-theft ropes which are arranged in a bilateral symmetry mode is tensioned to form a vertical grid-shaped anti-theft net, rapid erection of the anti-theft net is achieved, the anti-theft ropes are rapidly pulled and stored through a storage mechanism comprising a traction ring, a traction rope and a second winding mechanism, rapid storage of the anti-theft net is achieved, and the anti-theft net is convenient to use. The problem that a traditional detachable anti-theft net is tedious in operation is solved, after the anti-theft rope is stored, the aluminum alloy window has a large viewing view field, and practicability and attractiveness are achieved; in addition, by arranging a human body proximity sensor, a distance sensor, a window sash driving mechanism and an anti-theft system, different anti-theft operations are automatically adopted according to different scenes, and multi-stage anti-theft is achieved.

The utility model belongs to the technical field of explosion venting membrane windows, and particularly discloses a nuclear power flying object prevention explosion venting membrane window which comprises an outer window frame, an inner window frame and an explosion venting membrane, the outer window frame and the inner window frame are rotationally installed through a hinge, and locking fasteners are arranged on the sides, away from the hinge, of the outer window frame and the inner window frame. An explosion venting through cavity is formed in the inner side of the inner window frame, the explosion venting membrane is installed in the explosion venting through cavity of the inner window frame in a sealed mode through a plurality of locking pieces, and meanwhile a steel grating abutting against the end face of the explosion venting membrane is arranged on the inner side of the inner window frame. When high pressure occurs indoors, the explosion venting film is exploded to quickly release indoor pressure, damage to indoor equipment, instruments and meters caused by the fact that external flying objects are rolled up by tornado is prevented, and meanwhile damage to the indoor equipment, instruments and meters caused by pressure increase after indoor explosion is prevented. And meanwhile, follow-up workers can conveniently replace and install the explosion venting membrane.

The invention belongs to the technical field of intelligent electric meters, and relates to an electricity larceny prevention intelligent electric energy meter. The electric energy meter comprises a protection box for installing an electric energy meter body, and the front end of the protection box is provided with a box door; a protection assembly is arranged on the box door in a sliding mode and comprises a connecting rod, a second limiting plate and a first limiting plate. The second limiting plate and the first limiting plate are fixed to the two ends of the connecting rod respectively, the second limiting plate is embedded into the box door and is in sliding fit with the box door, and a pressure sensor is arranged between the side, close to the interior of the protection box, of the second limiting plate and the box door. And the front end of the protection box is provided with a protection net for protecting the electric energy meter main body. Through multi-level and multi-category protection on the electric energy meter main body, crime committing time of lawbreakers can be prolonged, so that people can find and give an alarm in time, and the probability of successful electricity stealing of the lawbreakers can be effectively reduced.

There is provided a screen system. The system may include frame assemblies defining a frame, and a sheet of infill material secured to the frame. One or more of the frame assemblies may include: an outer sash including a first sidewall, a second sidewall, and first engagement member(s), with the first sidewall including a retaining portion; a cover sash including second engagement member(s) configured to engage the first engagement member(s) such that the cover sash occupies a position opposing the retaining portion of the first sidewall and, in combination with the retaining portion, defines a channel therebetween; and an inner sash disposed in the channel between the retaining portion and the cover sash, the inner sash configured to retain an end of the sheet of infill material. There is also provided a method of assembly.

The utility model discloses a double-broken-bridge double-inner casement window capable of improving low-frequency noise reduction capacity of doors and windows, which is provided with a frame, a screen sash, a glass sash and a window frame of the double-broken-bridge double-inner casement window formed by the frame. The frame material is of a tooth-shaped inner cavity structure, the design is different from a traditional window type, the tooth-shaped design mode is adopted, the low-frequency noise reduction capacity of the door and window is improved, and the material strength is improved. The double-broken-bridge double-inner casement window is in a heat-insulation anti-theft two-in-one double-inner casement window type, the width of a frame is 112 mm, and frame sashes are connected through movable glue injection corner connectors in a 45-degree corner combining mode. The glass screen sashes are opened towards the indoor direction and provided with stainless steel and diamond screens, so that the whole window is attractive in appearance, good in sealing performance and convenient to machine and manufacture.

The utility model provides an electric lifting window with a balcony handrail, which relates to the field of lifting windows, is mounted on a balcony and reasonably utilizes the original handrail, and comprises a window frame, an opening sash, a transmission system and a control system, the window frame is mounted on one side of the handrail, the window frame comprises an upper cross beam, a lower cross beam, a side frame and a transverse mullion, the upper cross beam is fixed on a balcony ceiling, and the lower cross beam is fixed on the balcony ceiling. The lower cross beam is fixed to the ground of a balcony, the side frames are fixed to walls on the two sides of the balcony, and the transverse mullion is arranged between the side frames on the two sides. An upper rail and a lower rail are arranged on the inner side edge of the side frame, the upper end of the side frame of the opening sash slides on the upper rail, the lower end of the side frame of the opening sash slides on the lower rail, the transmission system and the control system are arranged in the upper cross beam, the control system is electrically connected with the transmission system, and the transmission system lifts the opening sash to ascend and descend. According to the electric lifting window with the balcony handrail, the cost for dismantling the original balcony handrail and glass and materials of a fixed part are saved, and a window frame series can be smaller, saves materials and is more attractive under the same balcony size.

The utility model discloses a civil building balcony protection structure which comprises a protection frame, an auxiliary airing mechanism, a clamping sleeve, a supporting rod and an auxiliary escape mechanism, the protection frame is rotationally connected with the auxiliary airing mechanism, and the protection frame is rotationally connected with the auxiliary escape mechanism. A plurality of fastening bolts used for fixing the auxiliary escape mechanism are installed on the protection frame, the auxiliary escape mechanism comprises an escape window, a supporting shaft and steel wire ropes, the supporting shaft is fixed to the lower end of the escape window and rotationally connected with the protection frame, the steel wire ropes are installed on the left side and the right side of the escape window correspondingly, and one ends of the steel wire ropes are fixed to the escape window; the other end of the steel wire rope is fixed to the protective frame. The multifunctional clothes hanger has various functions, can help people to air clothes and shoes, greatly improves the convenience of living, can help people to escape in a fire disaster, and is high in safety.

The utility model belongs to metal door and window technical field, and disclose a kind of protective metal door and window, including metal window frame and two glass windows being symmetrically hinged in the rear side inner wall of metal window frame, the front side inner wall of metal window frame is symmetrically hinged with two metal protective frames, and the inside of metal protective frame is integrally formed with multiple metal poles side by side, the front side of two metal protective frames is symmetrically welded with two fixing pieces, the middle part of fixing piece is equipped with fixed hole, and between corresponding fixed hole, fixed screw is screwed, the middle part of left and right side outer wall of metal protective frame and the corresponding side of metal window frame are equipped with reinforcing hole, and between corresponding reinforcing hole, reinforcing screw is screwed. Through the above scheme, the safety of cleaning glass window can be improved by the existing device, but it cannot effectively prevent external intrusion, and the security protection of residence is not high enough.

The utility model discloses an aluminum alloy door and window anti-theft reinforcing device which comprises a wall body, an alarm is arranged at the top of the front end of the wall body, a plurality of hinges are fixedly connected to the middle of the rear side of the wall body, a driving motor is fixedly connected to the left side of the bottom of the wall body, and the output end of the driving motor penetrates through and is fixedly connected with a double-thread screw. The left side and the right side of the outer diameter of the double-thread screw penetrate through and are connected with sliding blocks in an engaged mode. According to the anti-theft device, when the anti-theft fence frame is disassembled, the spring is driven to deform, then the tension sensor is driven through the spring, the tension sensor can detect abnormal tension change so as to trigger the alarm and start the driving motor, then the double-thread screw is driven to rotate through the driving motor, and the anti-theft fence frame is disassembled. And then the sliding block is driven by the double-thread screw to move and can be matched with the guide rod and the movable block at the top end to drive the left baffle and the right baffle to be attached, and therefore the effect of reinforcing the aluminum alloy door and window can be achieved.

The window fastening type safety guardrail device according to the present invention is mounted on one side or both sides of a fixed window of a horizontal sliding window, and comprises: a guardrail frame which is connected to form a frame structure, has a length corresponding to the length of a sliding window of the horizontal sliding window, and has both sides fixed between the fixed window and the horizontal sliding window opposite thereto; the corner supports are connected to all corners of the guardrail frame; and a plurality of blades, both ends of which are supported in facing surfaces of the guardrail frame, in which the guardrail frame and the corner bracket coupled to one side of the horizontal sliding window side frame rail are longer in lateral width and higher in height than the guardrail frame and the corner bracket fixed to the other side of the fixed window.

The utility model relates to a low-temperature vacuum dehydration device, in particular to a low-temperature vacuum dehydration device for crisp fruit production, which comprises a case. The first hinge block and the low-temperature vacuum system module are fixedly mounted on the case; moisture frozen into crystals in fresh fruits and vegetables can be directly evaporated into water vapor for drying under a vacuum condition; a processing chamber is fixedly mounted in the case; a sealing door is rotationally mounted on the first hinge block; a storage plate is arranged in the processing chamber; an auxiliary carrying mechanism is arranged on the case; when the sealing door is rotated to open or close the case, the auxiliary carrying mechanism can drive the storage plate to move outwards or inwards in the processing chamber, so that an operator can transfer fruit fragments conveniently, the processing efficiency can be effectively improved, and the situation that after the low-temperature vacuum system module operates, the storage plate cannot move outwards or inwards can be avoided. Operators are frostbitten by the inner wall of the low-temperature processing chamber, and the possibility that external pollutants enter the processing chamber to pollute the fruits can be effectively avoided.

The present application belongs to the technical field of window, disclose a kind of multifunctional security window, including lower frame, upper frame and fixed part;Lower frame is provided with guardrail net and several sliding grooves, the sliding block of guardrail net side edge is slidably arranged in corresponding sliding groove, locking group is set in guardrail net;Upper frame is located above lower frame, and the vertical rod is hingedly connected at the bottom of upper frame, and the bottom end of vertical rod is detachably connected with lower frame, and circular shaft is arranged on both sides of lower frame and upper frame;Fixed part is provided with limit slot and inclined slot, and two groups of inclined slots are arranged at the bottom and top of fixed part respectively, and each circular shaft is arranged in corresponding inclined slot, and limit assembly is arranged in fixed part, for limiting the position of circular shaft in inclined slot at the top of fixed part;Under the action of vertical rod and limit assembly, upper and lower frame are combined into security window whole, and play a protective role;After releasing the locking of vertical rod and limit assembly, upper and lower frame are turned outward, form the security house hung on outer wall, provide safe refuge space.

The utility model discloses an anti-theft window with an escape function, which comprises a frame and an anti-theft rod assembly, the frame is provided with an escape exit, a protective window is connected in the escape exit through a hinge, a support plate is fixed in the escape exit, a group of first fixing blocks are fixed on the support plate, the first fixing blocks are rotatably connected with a connecting rod, and the connecting rod is connected with the anti-theft rod assembly. The connecting rod is rotatably connected with a first connecting sleeve, the first connecting sleeve is fixedly provided with a fixed rod, the fixed rod is fixedly provided with a lifesaving rope ladder, in the first working state, the lifesaving rope ladder is located on the inner surface side of the anti-theft window body, and in the second working state, the lifesaving rope ladder is located on the outer surface side of the anti-theft window body. According to the anti-theft window, a user can escape through the lifesaving rope ladder hung outside the anti-theft window under the condition that electric power cooperation is not needed.

The invention relates to the technical field of protective fences, and discloses a protective fence for classroom safety management, the protective fence comprises a protective fence main body and a protective fence opening part rotatably mounted in the protective fence main body, the outer side of the protective fence opening part is provided with a protective assembly, and the interior of the protective fence opening part is provided with an adjusting assembly; the protection assembly comprises two driving rods which are slidably installed on one side in the guardrail opening part, side plates are slidably installed on the two sides of the outer portion of the guardrail body, and pressing rods, pressing discs and push rods are sequentially and fixedly connected to the outer sides of the side plates from top to bottom. When blown by a wind body on the side face or in the vertical direction, the wind body acts on the side plates or the movable plates, the two side positions and the inner side position of the guardrail opening part are tightly abutted and reinforced, the supporting effect and the supporting strength are further improved, the guardrail opening part is stably unfolded for use, and the emergency escape ladder can be conveniently lapped and used during follow-up fire fighting and disaster relief.

The utility model provides a burglar mesh installation structure, which relates to the technical field of burglar mesh installation and comprises an installation mechanism, one side of the installation mechanism is provided with an anti-touch mechanism, the installation mechanism comprises a window body, an inner pipe is arranged in the window body, a locking block is arranged in the inner pipe, and a connecting rod is arranged at the bottom of the locking block. According to the anti-theft net, the hollow pipe on the anti-theft net body is connected with the exposed end of the window body in a sleeved mode, then the extrusion rod is pushed through external force, so that the connecting rod is affected by pressure and vertically moves upwards, the locking block on the connecting rod enters the hollow pipe and is in structural clamping connection with the hollow pipe, and therefore the anti-theft net body is fixed; the installation process is simple, complex tools are not needed, installation can be completed only by pushing the extrusion rod through external force, the installation speed is high, and the efficiency is high.

The utility model relates to a technical field of handrail, and concretely is a detachable window handrail, including main handrail and plug stick, the rod wall department of main handrail is equipped with adjusting mechanism, adjusting mechanism is by vertical pipe shell, vice handrail, adjusting rod and adjusting bolt combination constitutes, the rod wall department of main handrail and the rod wall department of vice handrail all are welded with a plurality of groups of symmetrical adjusting rod, a group adjusting rod is insertedly connected with the pipe inner wall department of vertical pipe shell, the pipe wall department of vertical pipe shell is screw -threaded connection with a group of symmetrical adjusting bolt, the other end of adjusting bolt is located adjusting rod side, the vertical pipe shell is connected through the connecting rod welding, personnel turns the adjusting bolt, makes adjusting bolt extrude adjusting rod, thereby will fix vice handrail, and the window of different size is protected conveniently.

Juliet balcony mounting systems are known for providing a Juliet balcony. However, known systems require cumbersome installation techniques or multiple installers. A Juliet balcony mounting system is provided and methods of mounting the same. The Juliet balcony mounting system comprising: a support member for supporting a lowermost face of a panel, in use, on a support face of the support member; and a wall-mountable bracket comprising: a first mounting plane arranged to engage with a first vertical face of the panel to limit movement of the panel therethrough; a second mounting plane arranged to engage with a second vertical face of the panel different to the first vertical face; a slot for removably-receiving the support member therein, the slot arranged to orientate the support face substantially perpendicular to the first and second mounting planes; and wherein, in use, the first plane and the second plane are orientated substantially vertically, and the support member is orientated substantially horizontally.

The invention discloses a civil building balcony protection structure which comprises a protection frame, an auxiliary airing mechanism, a clamping sleeve, a supporting rod and an auxiliary escape mechanism, the auxiliary airing mechanism is rotationally connected to the protection frame, the auxiliary escape mechanism is rotationally connected to the protection frame, and a plurality of fastening bolts used for fixing the auxiliary escape mechanism are installed on the protection frame. The auxiliary escape mechanism comprises an escape window, a supporting shaft and steel wire ropes, the supporting shaft is fixed to the lower end of the escape window and rotationally connected with the protection frame, the steel wire ropes are installed on the left side and the right side of the escape window respectively, one end of each steel wire rope is fixed to the escape window, and the other end of each steel wire rope is fixed to the protection frame. The multifunctional clothes hanger is diversified in function, can help people to air clothes and shoes, greatly improves the convenience of living, can help people to escape in a fire disaster, and is high in safety.

The utility model discloses an anti-drop bridge-cutoff casement window with a double-pressing-line glass fastening structure, which relates to the technical field of bridge-cutoff casement windows and comprises an outer frame, a mullion is fixedly connected to the upper end of the inner side of the outer frame, and a glass sash is arranged at the bottom of the mullion and fixedly connected with the outer frame. An inner buckle pressing line used for fixing glass is arranged on the inner side of the top of the outer frame, and the inner buckle pressing line is attached to the glass on the inner side; an inner hidden pressing line is arranged on the inner side of the inner buckle pressing line, and one side of the inner hidden pressing line is attached to the glass on the inner side. The inner hidden pressing line is fixedly connected with the top of the outer frame through a hidden pressing line reinforcing screw; on the basis of an original single-layer pressing line of the bridge-cutoff casement window, the inner buckle pressing line and the inner hidden pressing line are added, by adding double-pressing-line protection, the stability of the glass in the outer frame is further improved, the wind resistance of the glass is improved, the glass is effectively prevented from falling off in strong wind weather, and the property safety of people is guaranteed; and the personal safety of people is also protected.

The application provides a door and window with a guard grid, comprising: a door and window body; a connecting frame is fixedly installed on the top and bottom of the door and window body; a trapezoidal groove is formed on the top and bottom of the rear side of the door and window body; a plurality of guard grid bodies are slidably connected to the inner cavity of the door and window body; a trapezoidal block is fixedly installed on the top and bottom of the front side of the guard grid body; the trapezoidal block is slidably connected to the door and window body through the guard grid body; and a protective shell is fixedly installed on the front side of the door and window body. Through the design of the assembly, the worm and the worm gear are driven by rotating the rotating disc, the toothed plate moves the limiting rod, the single set of guard grid bodies can be quickly clamped or loosened, the efficiency is improved compared with the traditional mode, the trapezoidal block and the trapezoidal groove are slidably matched, the guard grid body can be quickly plugged in and pulled out along the door and window body, one person can operate, the guard grid body can be freely increased or decreased along the vertical direction of the door and window body, and different protection requirements, such as child protection and theft prevention, can be met.

To obtain a horizontal grating louver that, in addition to its original purpose of providing good ventilation and blocking direct sunlight, can also look good from the outside and create a beautiful facade.SOLUTION: A horizontal lattice louver 1, including mounting frames 9 fixed vertically along two opposite wall surfaces of a building 1, grating fixing frames 10 fixed along the mounting frames 9, and a plurality of horizontal gratings 11 fixed at their both ends to the grating fixing frame 10 at intervals in a vertical direction, in which the grating fixing frame 10 has a grating mounting strip 10c extending out from a support plate 10b in the inclined direction to fix the end of a horizontal grating 11 at an angle to the inclined direction of the horizontal grating 11.SELECTED DRAWING: Figure 7

The utility model belongs to the technical field of anti-theft windows, and particularly relates to an anti-theft lattice of a combined rod piece, the combined rod piece comprises a rod piece main body and a buckling piece, one side face of the rod piece main body is provided with an opening, and the buckling piece is detachably connected to the opening of the rod piece main body. The anti-theft lattice comprises combined rod pieces, and round crank arm pieces are connected between the combined rod pieces. The connecting structure is simple in structure, reasonable in design and high in practicability, the crank arm pieces can be sequentially connected and assembled, the rod piece bodies are arranged, the assembled crank arm pieces are directly arranged on the rod piece bodies, and then the buckling pieces are buckled. Quick and simple assembly can be carried out, the efficiency is high, and the labor cost is greatly reduced. And meanwhile, the circular metal crank arm piece is adopted, secondary machining is less, and cost can be further reduced.

The utility model relates to a protective fence, in particular to an intelligent fire-fighting protective fence for a window. The utility model aims to keep the daily safety protection function of a residence and provide an effective escape path in an emergency. The window guardrail can be used by current residents and residents on upper and lower floors, plug-ins and ropes, similar to safety pins, in the window guardrail can also be used in cooperation with a supporting structure, the window guardrail is flexible and intelligent in use, can serve as a protection measure to enable a user to further escape downwards, and the direction is opposite to the spreading direction of fire and smoke; the structure of each supporting object can be made of profile steel and is safe and durable.