46results about How to "Solve the problem that the height cannot be adjusted" patented technology

The invention discloses an infusion support with the adjustable height. The infusion support comprises a hollow rod, an inner cavity of the hollow rod is provided with a supporting rod, the top of thesupporting rod penetrates through the top of the hollow rod and is fixedly connected with a fixing plate, hooks are welded to the two sides of the bottom of the fixing plate, the two sides of the inner cavity of the hollow rod are each provided with a clamping groove, and hollow blocks are fixedly connected to the bottom of the supporting rod. By arranging the hollow rod, the supporting rod, thefixing plate, the hooks, the clamping grooves, the hollow block, a baffle, a stretchable rod, a sliding rail, a first sliding block, a spring, a clamping block, a bearing plate, a sliding groove, a second sliding block, a push plate and a push rod for cooperation, the problem that the height of an existing infusion support is not adjustable is solved, when the infusion support is in use, the height of the infusion support can be lowered, then, the infusion support is heightened after an infusion bottle is suspended, and therefore the phenomenon that due to the fact that some nurses are not tall enough, the infusion bottle needs to be suspended by means of other objects is avoided.

The invention discloses a computer display capable of manually lifting. The computer display capable of manually lifting comprises a computer display, a support column used for supporting the computer display, and a support plate connected with the bottom of the support column, wherein the support column comprises an inner tube and an outer tube installed on the inner tube in a sleeving manner, a bottom cover sleeves the outer tube, a vertical column is fixed on the bottom cover, and a bevel gear I sleeves the top of the vertical column; and a screw rod is connected to the bottom of the inner tube, and the bottom of the screw rod is connected with the bevel gear I. The computer display capable of manually lifting further comprises a hand-cranking device, wherein the hand-cranking device comprises a bevel gear II and a handle cross rod connected with a gear shaft II of the bevel gear II, the bevel gear II is engaged with the bevel gear I, a side hole is formed in the lower end of the outer tube, the handle cross rod penetrates out from the side hole, and a handle is connected to the penetrating end of the handle cross rod. According to the computer display capable of manually lifting, which is disclosed by the invention, transmission connection between the handle cross rod and the screw rod is realized through the engaged bevel gears, rotation of the handle cross rod drives the vertical screw rod to rotate, and the rotation of the screw rod drives the inner tube to carry out linear reciprocating motion, thus the height of the support column is variable, and the problem that the height of the computer display cannot be adjusted is solved.

The invention relates to the technical field of logistics transfer devices, and discloses a transfer device suitable for community logistics carrying. The transfer device suitable for the community logistics carrying comprises a supporting plate, wherein moving wheels are arranged on one side of the bottom of the supporting plate, and a limiting sleeve is arranged on one side of the bottom of thesupporting plate; a fixed block is arranged at the bottom of the supporting plate, and a threaded sleeve is arranged at the bottom of the fixed block; a friction block is arranged at the bottom of thethreaded sleeve, and the top of the threaded sleeve is connected with the bottom of the supporting plate in a transmission mode through a spring located on the fixed block; a fixed plate is arrangedon the other side of the top of the supporting plate, and a baffle is arranged at the top of the fixed plate; and a telescopic plate is arranged at the top of the baffle. According to the transfer device suitable for the community logistics carrying, through the mutual coordination among a clamping mechanism, a rotating rod and a stopping block, the front face of the transfer device can be bettersealed conveniently, thus the problem that goods can fall from the transfer device caused by bumps encountered in the process of goods carrying is solved, and the protective properties of the inner part of the transfer device is improved.

The invention belongs to the technical field of application of teaching apparatuses, and specifically discloses an optical experiment demonstration structure applied to physics teaching. The structureis formed by a bottom elevation adjustment assembly and a refraction demonstration assembly used in cooperation with the bottom elevation adjustment assembly. The beneficial effects of the optical experiment demonstration structure applied to physics teaching are that the design structure is reasonable, certain height adjustment can be performed through an inner spiral adjusting sleeve, an auxiliary outside thread adjusting column and a positioning screw rod during demonstration, if a requirement is not met, height adjustment is performed again through a first thread adjusting hole, a secondthread adjusting hole, a first elevation adjusting screw rod and a second elevation adjusting screw rod, stable limitation of the incident angle for a small electric torch of a light-emitting source can be performed through additionally provided components including an arc groove, first auxiliary internal thread positioning holes, a second auxiliary internal thread positioning hole and an auxiliary positioning screw rod, the unity of the demonstration incident angle is improved, high-efficiency teaching demonstration effect can be guaranteed, and the teaching quality is improved.

The invention discloses a height-adjustable nursing bed for medical care. The height-adjustable nursing bed comprises a bed board, vertical rods are fixedly connected to both sides of the bottom of the bed board, sleeves are arranged at the bottoms of the vertical rods, the bottoms of the vertical rods penetrate through the sleeves and extend into the sleeves, clamping grooves are formed in the inner sides of the vertical rods, a box body is fixedly connected to the tops of the inner sides of the sleeves, a motor is fixedly connected to the back of the inner wall of the box body, and a circular disc is fixedly connected to the output end of the motor. By means of the height-adjustable nursing bed, through the cooperative use of the bed board, the vertical rods, the sleeves, the clamping grooves, the box body, the motor, the circular disc, eccentric grooves, a polish rod, slide rings, clapboards, guide blocks, guide grooves, transverse plates, transmission rods and clamping rods, the problem that the height of an existing nursing bed for medical care cannot be adjusted is solved; the height-adjustable nursing bed for medical care has the advantages of being adjustable in height andconvenient to use by a user, and the practicability of the nursing bed for medical care is improved.

A height-adjustable displayer supporting column comprises an inner pipe and an outer pipe arranged in the inner pipe in a sleeved mode, wherein a first connecting cross rod is fixedly connected to the inner pipe, two mutually corresponding inner pipe side holes are formed in the lower end of the inner pipe, the first connecting cross rod penetrates through the inner pipe through the two inner pipe side holes, the outer pipe is fixedly connected with a second connecting cross rod, two mutually corresponding outer pipe side holes are formed in the lower end of the outer pipe, and the second connecting cross rod penetrates through the outer pipe through the two outer pipe side holes. A screw and a shaking wheel fixed to the top of the screw are further arranged in the inner pipe, the first connecting cross rod is provided with a first through hole, the second connecting cross rod is provided with a second through hole mutually corresponding to the first through hole, the screw penetrates through the first through hole to be connected with the first connecting cross rod, and the screw penetrates through the second through hole to be fixedly connected with the second connecting cross rod. The inner pipe connected with the first connecting cross rod can vertically move by manually controlling the rotation of the screw, accordingly the purpose of variable height of the supporting column is achieved, and the problem that the height of a displayer cannot be adjusted is solved.

The invention discloses a deep geothermal energy acquisition device and auxiliary supporting structure. The deep geothermal energy acquisition device and auxiliary supporting structure comprises a collecting device and supporting structure main body, the collecting device and supporting structure main body comprises a motor, a channel pipe and a bolt, an adjusting mechanism is arranged on the lower side of the motor, a first connecting plate is fixedly connected to the lower side of the motor, a second connecting plate is fixedly connected to the side, away from the motor, of the first connecting plate, the end, away from the first connecting plate, of the second connecting plate is inserted into a second open groove, the outer side of the second open groove is formed in a third connectingplate, first meshing teeth are arranged on the outer side of the second connecting plate, the sides, away from the second connecting plate, of the first meshing teeth are meshed with second meshing teeth, the sides, away from the first meshing teeth, of the second meshing teeth are fixedly connected to the third connecting plate, when the motor needs to be adjusted according to the actual mounting height, the motor is adjusted to a certain height through the adjusting mechanism, and the mounting convenience of the motor is improved.

The invention belonging to the technical field of safety ladder cages provides a height-adjustable safety ladder cage composite device for engineering. The height-adjustable safety ladder cage composite device comprises a safety ladder cage and a height adjusting assembly that are fixed connected. The safety ladder cage includes a ladder cage frame encircled by a plurality of standing columns anda cross beam based on fixed connection and a plurality of safety ladders arranged in the ladder cage frame. Besides, the height adjusting assembly includes a vertically arranged adjusting lead screw,a fixed base sleeving the lower part of the adjusting lead screw, a locking nut in threaded connection with the middle part of the adjusting lead screw, a moving top base having a T-shaped vertical cross section; the adjusting lead screw is connected with the fixed base by a bearing; a threaded hole is formed in the T-shaped middle part of the moving top base and the moving top base is connected to the bottom of the ladder cage frame fixedly and upwardly; the moving top base is in threaded connection with the upper part of the adjusting lead screw through the threaded hole; and when the adjusting lead screw rotates around the own axis, the moving top base moves up and down along the adjusting lead screw. Therefore, the height adjustment of the safety ladder cage is realized on the premisethat the verticality and the levelness of the safety ladder cage are ensured.

The invention relates to the technical field of machinery, in particular to a palm fixing bracket for arteriopuncture. The palm fixing bracket comprises a bottom plate, wherein the upper surface of the bottom plate is tightly welded with two symmetrically and vertically distributed supporting rods, the top end of one of the supporting rods is provided with a horizontally distributed first supporting frame, the upper surface of one end of the first supporting frame is provided with an arc-shaped cushion block, the top end of the other supporting rod is provided with a horizontally distributed second supporting frame, the first supporting frame and the second supporting frame are provided with elastic bands respectively, the back faces of the elastic bands are provided with loop fasteners, and the back faces of the elastic bands are also provided with hook fasteners. The palm fixing bracket for the arteriopuncture has the advantages that the operation is simple, the use is convenient, the arms of a patient are lifted and fixed, and the occurrence of needle pricking incidents is reduced.

The invention provides a rain simulation device. The device comprises a rain rack, rain simulation spray nozzles and a rain simulation water supply device. The rain rack is fixedly connected with therain simulation spray nozzles through screws, and one side of the rain rack is welded to one side of the rain simulation water supply device. The rain simulation device finely adjusts the simulation rainfall of the spray nozzles so as to improve the approximation accuracy. By automatically controlling the rainfall in real time, the actual rainfall can precisely accord with the required rainfall, and accordingly it is guaranteed that the test carried out on rainy days is more stable and the flexibility of the test is greatly improved.

The invention discloses an adjustable double-arm showing frame which comprises a base, a support and hanging rods. The support is arranged on the base. The adjustable double-arm showing frame is characterized in that the support is of a double-vertical-tube structure, the bottoms of double vertical tubes are fixed to the base, connecting crsspieces are arranged at the upper portions of the double vertical tubes, adjusting holes are formed in the two sides of the double vertical tubes, the number of the hanging rods is two, hollow tube feet are arranged at the lower portions of the hung tubes, clamping springs are arranged in the tube feet, a clamping hole is formed in one side of each tube foot, a clamping head is arranged on one side of each clamping spring, the clamping heads of the clamping springs in the hung rods penetrate through the clamping holes and then penetrate into the adjusting holes so as to position and fix the hung rods.

The invention discloses a novel displayer, and relates to the technical field of computers. The novel displayer comprises a displayer body, a fixing frame, a bottom seat, a rail and LED (light emitting diode) lamps, wherein the fixing frame is connected with the bottom seat, the rail is arranged on the back of the displayer body, the displayer body is connected with the fixing frame through the rail, a plurality of the LED lamps are evenly arranged on the periphery of the displayer body, a baffle block is arranged at the bottom of the rail, and a support frame is arranged between the displayer body and the fixing support. The novel displayer solves the problem that the height of a displayer can not be regulated in the prior art, and can effectively relieve fatigue on eyes.

The invention relates to the technical field of massage beds, in particular to a massage bed for treating lumbar disc protrusions based on thermotherapy. The massage bed includes a bed plate, a heightadjustment device is provided on a bottom plate, the height adjustment device includes a hydraulic cylinder provided on the bottom plate, and two support frames with inverted U-shaped sections are tightly welded on a first fixing plate; the two support frames are provided with a driving device, and the driving device includes two driving motors which are symmetrical to each other and arranged ona horizontal section plate body of the same support frame; the two first sliders are provided with a pushing reset device, and a connecting rod is provided with a mechanical massage arm. The massage bed saves time and labor, is simple and quick to operate, has better treatment effect on patients with lumbar disc herniation, and reduces patient suffering.

The invention discloses a height-conveniently-adjusted bed post. The bed post comprises a bed leg, wherein a rotary drum is fixed at the upper end of the bed leg, a supporting column is fixed at the upper end of the rotary drum, a bed post body is arranged at the upper side of the supporting column, a telescopic plate is fixed between the bed post body and the supporting column, a screw rod penetrates through the bed post body and the bed leg, a ratchet wheel is arranged inside the rotary drum, sleeves the outer side of the screw rod and is in threaded connection with the screw rod, a handle is arranged at one side of the rotary drum, a first stop pin and a second stop pin are symmetrically arranged in the handle, the first stop pin is engaged with the ratchet wheel, a first spring is arranged at one end, far away from the ratchet wheel, of the first stop pin, a first push block is fixed to the upper end of the first stop pin, a first convex button is arranged at one side of the firstpush block, the second stop pin is engaged with the ratchet wheel, and a second spring is arranged at one end, far away from the ratchet wheel, of the second stop pin. The bed post is novel in structure, and the problem that the height of a bed body is inconvenient to adjust is solved.

The invention provides a multifunctional household hook, and relates to the technical field of hooks. The household hook comprises a first hook main body, a second hook main body and a mounting plate, the first hook body is S-shaped, a mounting seat is arranged on the end face of the upper portion of the S-shaped first hook body, a grounding hole is formed in the mounting seat, and a screw penetrates through the grounding hole. An arc-shaped hanging part is arranged at the upper end of each second hook body and used for being connected to the arc-shaped part at the lower end of the first hook body in a hanging mode, the arc-shaped hanging parts are detachably connected with the arc-shaped part of the first hook body, and the lower ends of the second hook bodies are used for hanging articles; the plurality of second hook main bodies are sequentially hooked and matched; the mounting plate comprises a bearing plate, a connecting plate is arranged on the front side of the bearing plate, and mounting holes are formed in the connecting plate. On one hand, the problem that an existing hook cannot be fixed to a tubular object is solved, and on the other hand, the problem that the hanging height of the existing hook cannot be adjusted is solved.

In order to solve the problems that the height of a horse stool cannot be adjusted, the on-site construction work is affected, and the repetition rate and the service life of the horse stool are reduced, the invention provides an adjustable horse stool system and a use method thereof. According to the technical scheme, the adjustable horse stool system comprises a horse stool frame body with a plurality of supporting vertical columns arranged at the bottom and adjusting devices. The adjusting devices are correspondingly arranged at the bottom ends of the supporting vertical columns. The adjustable horse stool system is suitable for supporting elements to-be-disassembled which has different heights to the ground. By adjusting the adjusting devices on the bottom ends of the supporting vertical columns, the horse stool frame body can be raised or reduced according to needs, so that the problem that the height of the existing horse stool cannot be adjusted is solved, the lengthening or truncating of a corner column of the horse stool during the on-site welding is avoided, the repetition rate of the horse stool is improved, and the service life of the horse stool is prolonged.