12results about How to "Adjust the support angle" patented technology

The utility model relates to the technical field of surveying instruments, in particular to a surveying instrument stabilizer for engineering surveying, which comprises a support frame, a leveling structure and a surveying instrument body, the outer wall of a support plate is rotatably connected with a support rod, the bottom of the support rod is fixedly connected with a support pad, and the top of the support pad is fixedly connected with a fixed seat. The fixing base is in threaded connection with a first threaded rod, the bottom of the first threaded rod is fixedly connected with a drill rod, the top of the supporting plate is fixedly connected with a first fixing plate, the top of the first fixing plate is movably connected with three first spherical joints, the tops of the first spherical joints are fixedly connected with threaded rods, and the threaded rods are in threaded connection with fixing rods. The top of the fixing rod is rotatably connected with a second spherical joint, the second spherical joint is movably connected with a second fixing plate, and the top of the second fixing plate is fixedly connected with the surveying instrument body. The surveying and mapping instrument is provided with the supporting frame, so that the surveying and mapping instrument body can be stably fixed on the ground, the surveying and mapping instrument is convenient to store, and the portability is improved.

The utility model relates to the technical field of measuring equipment, in particular to a measuring device for power construction. Comprising a tripod and a measuring instrument, the tripod comprises a base for loading the measuring instrument and three foot tubes rotatably installed on the periphery of the base through a damping rotating shaft, at least one foot tube is divided into a supporting tube and a connecting tube embedded in the supporting tube, a positioning bolt is arranged between the connecting tube and the supporting tube, and two sets of telescopic rods are installed at the end of the connecting tube in a spaced, radial and sliding mode. Elastic pieces are arranged between the telescopic rods and the connecting pipes, and connecting holes in one-to-one correspondence with the telescopic rods are formed in the upper ends of the supporting pipes. By adjusting the connecting state of the connecting pipes and the supporting pipes, truss supporting can be formed in the stretching state, the supporting angle of the lower side foot pipes is adjusted, the supporting range is widened, and therefore the tripod can be supported on the inclined face more stably.

The utility model discloses a multifunctional orchard ladder, which relates to the technical field of orchard ladders, and comprises a left support leg, a right support leg and pedal frames, and the pedal frames are uniformly connected between the left support leg and the right support leg; top frames are connected to the top ends of the left supporting leg and the right supporting leg, two fixing rods are fixed between the top frames, and dismounting assemblies are arranged on the outer sides of the top frames. According to the orchard ladder, the mounting grooves are reserved in the left supporting leg, the right supporting leg and the telescopic sleeve, the bases are correspondingly welded in the mounting grooves, then the ground inserting screws, the butt joint screws and the connecting screws can be correspondingly mounted in the bases, and when the orchard ladder is used in a muddy ground, the ground inserting screws can be inserted into the ground to improve the placement stability of the orchard ladder; and the end part of the butt joint screw rod is matched with a universal rotating ball to be matched with a universal foot cup, so that the left supporting leg and the right supporting leg can deal with complex terrain support, namely, the left supporting leg and the right supporting leg can be stably used in potholes, bulges or uneven grounds.

The utility model relates to the technical field of packing belts, in particular to a packing belt fixing trolley which comprises a movable supporting frame, a groove is formed in the surface of the movable supporting frame, a limiting cylinder is installed on the inner wall of the groove of the movable supporting frame in a penetrating mode, and a lateral baffle is fixedly connected to the outer surface of the limiting cylinder. An adjusting screw rod is installed on the rear surface of the limiting cylinder in a penetrating mode, and an adjusting sliding block is arranged on the outer surface of the adjusting screw rod. According to the packing belt fixing vehicle, by arranging the pressing roller and the clamping roller, double limiting is conducted on a packing belt, the pressing roller exerts certain pressure on the packing belt under the action of the locking sliding block and the spring to prevent the packing belt from loosening, and the clamping roller can be adjusted along with adjustment of the positioning sliding plate under the action of the linkage limiting mechanism; the packing belts with different widths are precisely limited, the situation that the packing belts are loosened in the using process is avoided, and the risks that due to the fact that the packing belts are loosened, people cannot be found, and people are stumbled and cut are reduced.

The utility model relates to the technical field of building construction devices, and discloses a building supporting device which comprises a base, a supporting frame, a connecting base and a connecting plate, the supporting frame is fixedly connected to the side wall of the top end of the base, and the end, away from the base, of the supporting frame is rotationally connected with a connecting shaft; the two ends of the connecting shaft are fixedly connected to the inner wall of a connecting base, the side wall of the connecting base is fixedly connected with a connecting plate, the inner wall of the top end of the connecting base is fixedly connected with a threaded ring, and the interior of the threaded ring is in threaded connection with a threaded rotating rod. A threaded rotating rod is rotated to drive a limiting rod to move out of a limiting inserting groove, meanwhile, the limiting rod ascends to pull a limiting pressing block to ascend through a guide ring and a lantern ring, a check block is moved out of a limiting tooth groove, and a connecting base and a connecting plate can rotate in a supporting frame through a connecting shaft; the supporting angle of the connecting plate and the connecting base can be adjusted, and the adaptability of the supporting device can be improved.

The utility model discloses a lily seedling cultivation basket matched with a bracket, which relates to the technical field of flower seedling cultivation and comprises a fixed bracket, an upper support plate and a lower support plate, fixed plates are mounted and connected on two sides of the fixed bracket, the upper support plate is mounted on the fixed bracket, and the lower support plate is mounted below the fixed bracket. A supporting rod is arranged between the upper supporting plate and the lower supporting plate, a plurality of holes are formed in the supporting rod, a plurality of clamping plates are installed on the supporting rod, a cultivation basket is installed between the clamping plates, and the cultivation basket comprises a fixing head, a bottom plate and a breast board. If not matched, air circulation may be unsmooth, the risk of plant diseases and insect pests and mould growth is increased, and the health of the nursery stocks is affected. By installing the supporting rods and adopting a detachable structure, the height and the supporting angle of the cultivation basket can be adjusted according to different requirements. When the nursery stocks grow to different stages, different spaces and heights are needed.

The utility model discloses a kind of lumbar support assembly and chair, including pedestal, lumbar support and adjusting shaft, lumbar support is pivoted in pedestal, lumbar support rotates around first rotation axis, adjusting shaft adjusting shaft can be rotatably connected in pedestal around second rotation axis, the axis of adjusting shaft coincides with second rotation axis, and second rotation axis is parallel with first rotation axis, eccentric shaft is equipped on adjusting shaft, wherein, lumbar support has matching groove, eccentric shaft is located in matching groove, and with the side wall of matching groove abuts, when rotating adjusting shaft, eccentric shaft can be transmission cooperation with matching groove, to drive lumbar support rotates to predetermined angle positioning around first rotation axis. When rotating adjusting shaft, eccentric shaft rotates, can deflect drive matching groove moves, and drive lumbar support rotates around first rotation axis, after adjusting shaft adjustment is completed, lumbar support can be positioned in current inclination, to be able to adjust lumbar support inclination according to requirement, to further conform to user waist, use more comfortable.

This utility model discloses a T-shaped bracket for automotive hydraulic cylinders, including a bracket housing. A movable connecting plate is slidably connected inside the bracket housing. A hydraulic cylinder is fixedly connected to the upper part of the movable connecting plate. Adjustable sliding grooves are fixedly connected to both sides of the bracket housing. A second mounting hole is provided at the upper part of the adjusting sliding groove. A movable plate is slidably connected inside the adjusting sliding groove. A second fixing pin is threaded to one side of the movable plate. A connecting plate is rotatably connected to the upper part of the movable plate. A reinforcing rib is fixedly connected to the connecting plate. A reinforcing shell is fixedly connected to the outside of the reinforcing rib. In this utility model, the hydraulic cylinder generates vibration during its extension and retraction movement. This vibration can be transmitted to the bracket housing through the hydraulic cylinder. The reinforcing ribs and the reinforcing shell on both sides of the bracket housing can support the bracket housing, thereby avoiding local overload. The vibration generated by the hydraulic cylinder drives the reinforcing ribs to move inside the reinforcing shell, thereby rubbing against the concrete filling inside the reinforcing shell, thus achieving energy dissipation.

The utility model provides a kind of suction cup lifting appliance for building glass curtain wall installation, it is related to building glass curtain wall installation technical field, including lifting appliance body, four corners of lifting appliance body are hinged with suction cup support, the inner wall sliding connection of suction cup support has extension rod.The suction cup lifting appliance for building glass curtain wall installation, by pressing press bar, sliding plate moves along the inner wall of through groove, the movement of sliding plate can drive the tooth from the extension rod in the slot, release the extension rod from the limit, at this moment, pull the extension rod outwards, and the movement of sliding plate can move spring, so that it produces elastic force, when extension rod drives suction cup body to move to suitable position and release press bar, at this moment, sliding plate will drive the tooth to be clamped into the slot in extension rod under the elastic force of spring, the position of extension rod is limited and fixed, so the length of suction cup support can be adjusted quickly and conveniently according to the size of glass curtain wall, improve its convenience when using.

The utility model relates to the technical field of concrete pouring vertical rod supporting, in particular to a support vertical rod cushion block for concrete pouring, which comprises a supporting part, a supporting part and a supporting part, the supporting part is composed of a pair of supporting cushion blocks, the supporting cushion blocks are circular truncated cone-shaped, and the upper supporting cushion block is reversely placed on the lower supporting cushion block; one end of the T-shaped column penetrates through and extends into the supporting part and is in threaded connection with the pair of supporting cushion blocks, and the pair of supporting cushion blocks are connected through the T-shaped column; the protruding platform is arranged on the T-shaped column, the bottom end of the support steel pipe is arranged on the outer side of the protruding platform in a sleeved mode, the support vertical rod is usually of a steel pipe structure, the steel pipe falls on the outer side of the protruding platform, slippage of the support steel pipe can be effectively prevented, and stability of the support is guaranteed. The upper supporting cushion block is reversely placed on the lower supporting cushion block and then connected with the lower supporting cushion block through the T-shaped column, due to the fact that the upper contact face and the lower contact face of the supporting part are large and the middle contact face of the supporting part is small, the stability of the supporting part embedded in a structure can be fully guaranteed, and the influence on the structure is small.