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43 results about "Horizontal diameter" patented technology

The mechanical dimensions of the horizontal bar apparatus are specified in FIG's Apparatus Norms brochure: Height: 278 cm (109 in) (including about 30 cm (12 in) landing mats) Length: 240 cm (94 in) Diameter of the bar: 2.8 cm (1.1 in)

Inclined slope reinforcing structure

The utility model provides an inclined slope reinforcing structure which comprises a cushion layer, a bonding layer and a surface layer which are laid on the surface of a slope in sequence, the surface layer comprises a plurality of first building blocks and a plurality of second building blocks, the first building blocks and the second building blocks are arranged in a vertically-spaced transverse strip mode, each first building block or each second building block comprises a plurality of first building blocks or a plurality of second building blocks, and the first building blocks and the second building blocks are arranged in a staggered mode. Wherein the distance between the side, deviating from the slope surface, of the first building block and the slope surface is larger than that between the side, deviating from the slope surface, of the second building block and the slope surface; a barrier strip is further fixedly arranged on the lower side of the side slope and obliquely below the side slope, and the cushion layer, the bonding layer and the surface layer abut against the barrier strip. The utility model solves the problem that in the prior art, the reinforcing effect is not good due to the fact that the building blocks are possibly subjected to landslide in the maintenance process when a slope with a larger gradient is reinforced.
Owner:ZIGUI CHURUI WATER CONSERVANCY & HYDROPOWER DESIGN CO LTD

Positioning horse stool structure for upper reinforcing steel bars

The utility model discloses a positioning horse stool structure for upper reinforcing steel bars, and mainly relates to the field of concrete construction. Comprising a cross rod, sliding sleeves are symmetrically and slidably connected to the two sides of the cross rod, supporting legs are arranged at the bottoms of the sliding sleeves, grooves are formed in one ends of the sliding sleeves, clamping grooves are formed in the other ends of the sliding sleeves, sliding bases are slidably connected to one side walls of the clamping grooves in the vertical direction, pressing rods for driving the sliding bases to slide are arranged on the clamping grooves, and rotating grooves are formed in the bottoms of the sliding bases; the tops of the rotating grooves are rotationally connected with pressing plates used in cooperation with the tops of the transverse steel bars, torsional springs are arranged between the pressing plates and the rotating grooves, fixing sleeves are arranged at the bottoms of the sliding sleeves, and the supporting legs are in threaded connection with the interiors of the fixing sleeves. The split head rib has the advantages that the technical problem that an existing split head rib is difficult to be used for reinforcing steel bars with different heights and intervals can be solved, the reinforcing steel bars with different intervals and heights can be positioned and supported, the effect of being matched with concrete buildings with different sizes is improved, and the convenience of actual use is greatly improved.
Owner:SHANDONG SANJIAN CONSTR ENG +1

Fabrication and Usage Method of Stirrups for Cap Beams

This invention relates to a device for manufacturing stirrups for cap beams and its method of use, comprising: a horizontal bar for abutting the top surface of the cap beam frame; a telescopic bar vertically connected to the end of the horizontal bar and adjustable in length, the side of the telescopic bar having a first slot for fixing reinforcing bars, the length of the telescopic bar being adjusted so that the end of the telescopic bar away from the horizontal bar is flush with the bottom surface of the cap beam frame; and a rotating rod rotatably mounted on the end of the telescopic bar away from the horizontal bar, the side of the rotating rod away from the horizontal bar having a clamping plate fixed thereon, the reinforcing bars being clamped in the first slot, and the rotating rod being rotated to drive the clamping plate to push against the reinforcing bars, thereby bending the reinforcing bars. This invention effectively solves the problem of low precision in stirrup cutting, and by manufacturing stirrups using this device, the stirrup dimensions can be matched to the corresponding positions of the cap beam, improving the stirrup qualification rate, increasing construction efficiency, and ensuring construction quality.
Owner:ZHONG GUO JIAN ZHU TU MU JIAN SHE YOU XIAN GONG SI +1

Foldable horizontal bars

The present disclosure provides a foldable horizontal bar. The foldable horizontal bar may include a horizontal bar; a pair of supports configured to support the horizontal bar; and a pair of bases. Each base may include a first movable part, a second movable part, and a fixed part. The fixed part may be mechanically connected with the first movable part and the second movable part. The first movable part may be rotatable around a first connection point between the fixed part and the first movable part within a preset angle. The second movable part may be rotatable around a second connection point between the fixed part and the second movable part within the preset angle. The preset angle being larger than 90 degrees.
Owner:HAN YINGLIN

single bar head

1. Name of the product in this design: Single bar head. 2. Purpose of this design: This design is used for fixing the two ends of an indoor horizontal bar. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.
Owner:JINHUA GORDON SPORTS CO LTD

Waist lining feeding device of fusible interlining machine

The utility model provides a waist lining feeding device of a fusible interlining machine. The waist lining feeding device of the fusible interlining machine comprises a support, a feeding assembly and a guiding assembly, the feeding assembly is provided with a plurality of transverse rods arranged at intervals in the vertical direction, the transverse rods are used for being sleeved with rolled waist linings, one end of each transverse rod can be connected with the support in a hinged mode, the other end of each transverse rod can be temporarily locked on the support, the feeding assembly further comprises a first guide channel allowing the waist linings on the transverse rods to penetrate through, and the first guide channel is used for guiding the waist linings on the transverse rods to penetrate through. The waist lining is limited at the same height to be pulled out; and the guide assembly is provided with a second guide channel, the second guide channel can allow the waist lining pulled out of the first guide channel to penetrate through, and the second guide channel can limit the circumferential direction of the waist lining so as to guide the waist lining into the lining fusing machine. The waist lining feeding device of the fusible interlining machine is simple in structure, can limit deflection of the waist lining and guide the waist lining to enter the fusible interlining machine, and is beneficial to improving the bonding quality of the waist lining.
Owner:FUJIAN SEVEN FASHION TECH CO LTD

A detachable pile foundation reinforcement cage assembling frame suitable for steep slope region construction

This utility model relates to a detachable pile foundation rebar cage assembly frame suitable for construction in steep slope areas. It includes a base, characterized by: a lower column and an upper column above the base; a lower horizontal bar and a middle horizontal bar between the lower columns; an upper horizontal bar at the top of the upper column; a lower diagonal bar between the lower column and the middle horizontal bar; an upper diagonal bar between the upper column and the upper horizontal bar; a lower hanging beam at the top of the middle horizontal bar; an upper hanging beam at the top of the upper horizontal bar; and chucks on the inner sides of the lower and middle horizontal bars. Compared with existing technologies, the core value of this utility model lies in achieving on-site assembly of the rebar cage without large-scale earthwork and large platforms / equipment, thereby reducing costs, protecting slope stability, ensuring construction safety, and significantly improving the feasibility of construction under such complex terrain conditions. It provides a practical, safe, and economical solution for pile foundation rebar cage construction in steep slope areas where traditional methods are difficult to implement or are too costly / risky.
Owner:SICHUAN ROAD & BRIDGE CONSTRUCTION GROUP CO LTD

An escape device that can be hidden under a window

This invention discloses an escape device that can be hidden under a window, including an escape basket, a receiving cavity, and a window. The escape basket includes a folded form for storage within the receiving cavity and an unfolded form for escape. The escape basket includes a first frame, a second frame, a folding vertical bar, and a horizontal bar. It also includes a suspension line for suspending the escape basket, a storage mechanism for storing the suspension line within the first frame, a line-releasing mechanism within the first frame, and a balancing support mechanism on the suspension line for smooth descent of the escape basket. The balancing support mechanism includes a lifting component that can pull the horizontal bar upward. In this way, the window appears aesthetically pleasing under normal conditions; when the escape basket is extended, the folding vertical bar unfolds, and the lifting component pulls the horizontal bar upward, thus providing comprehensive protection for personnel entering the escape basket. The suspension line is only located on one side of the first frame, simplifying the structure, and the balancing support component ensures smooth descent of the escape basket.
Owner:XIAOXUAN TECHNOLOGY (GUANGDONG) CO LTD

A type of mooring post

This application discloses a mooring post, comprising: a horizontally placed horizontal plate, with a vertical post fixed to the top of the horizontal plate; a horizontal bar is inserted through the vertical post, the horizontal bar being perpendicular to the vertical post, and both ends of the horizontal bar extending beyond the vertical post. Vertical plates are fixed at intervals at the bottom of the horizontal plate, and ribs are fixed between the vertical plates, the ribs being located at the bottom of the vertical plates and perpendicular to the vertical plates. The mooring posts are welded and fixed to the top surface of the suction cylinder by the vertical plates at their bottom perpendicular to each other, so that multiple mooring posts are located on the top surface of the suction cylinder to form a mooring position, solving the problem that the top surface of the suction cylinder cannot be connected to the mounting holes of the fixing plate by corresponding through holes for bolt screwing and fixing.
Owner:中国电建集团贵州工程有限公司

A type of beam and column stirrup classification hoisting cage to prevent scattering

ActiveCN224429950UClassical mechanicsStirrup
This utility model relates to the technical field of stirrup lifting tools, and in particular to a beam and column stirrup sorting and lifting cage to prevent scattering. It includes: a base comprising several bottom horizontal bars, each bottom horizontal bar having a bottom longitudinal bar connected to its end; side bars, the side bars being inclined and their bottom ends connected to the ends of the bottom longitudinal bars; a top bar connected to the top ends of two symmetrically arranged side bars on the same side, the top bar having a lifting lug; and a connecting seat detachably connected to two adjacent bottom horizontal bars, the connecting seat having a vertical bar fixedly connected to it; the top end of the vertical bar has a through hole for penetrating the top horizontal bar. The detachable connecting seat structure allows the vertical bars used for stacking beam and column stirrups to be selectively installed in different positions, enabling adjustment of the vertical bar position. This adjustability allows the lifting cage to better sort and stack stirrups, improving space utilization and avoiding space waste or limitations.
Owner:CHINA RAILWAY CONSTRUCTION ENGINEERING GROUP +1

Indoor horizontal bar

The utility model belongs to the single pole technical field especially relates to an indoor single pole. An indoor single pole, including single pole lever body and being located the support seat of single pole lever body both ends, the support seat includes: the mounting seat, its fixed connection in the end of single pole lever body, the center of the axial outer end of mounting seat is equipped with the complete convex conical surface or convex spherical surface that protrudes outward, the non -skid pad, its be equipped with the axial outside of mounting seat and be used for with wall contact, the connecting seat, its be equipped with between non -skid pad and mounting seat, the axial one end of non -skid pad and the connecting seat between the connecting structure that realizes both fixed, the axial other end of connecting seat is equipped with and the recessed conical surface or recessed spherical surface of convex conical surface or convex spherical surface adaptation and mutual abutment, the mounting seat and the connecting seat between the elastic piece or magnetic attraction piece are equipped with. The utility model has the advantage that the stress is more stable, makes the better advantage of security.
Owner:YONGKANG LEIHUI IND & TRADE CO LTD

Crawling ladder splicing device

The utility model discloses a crawling ladder splicing device, which relates to the technical field of crawling ladder processing and comprises a strip-shaped groove in the top of a first platform and a sliding groove in the top of a second platform, a plurality of supporting seats are arranged between the first platform and the second platform in an array mode, a plurality of bases are arranged at the tops of the corresponding supporting seats in an array mode, baffles are arranged at the tops of the bases, right angles formed by the bases and the baffles are used for being matched with outer right angles of transverse ribs, and two protruding plates are arranged on one sides of the bases. The limiting mechanism comprises a first telescopic rod, a guide rod and a plurality of L-shaped limiting plates, the guide rod horizontally penetrates through all the supporting seats, the longitudinal sections of the L-shaped limiting plates are fixedly connected to the guide rod and are in sliding fit between the two protruding plates, the transverse sections of the L-shaped limiting plates are used for limiting the inner right angles of the transverse ribs, and the first telescopic rod is arranged on the second platform. The movable end is connected with the guide rod through a support and used for moving the position of the guide rod. According to the scheme, splicing of the transverse bars and the longitudinal bars can be rapidly and accurately completed.
Owner:SICHUAN JIANYANG AIR COOLER MFG CO LTD

single bar head

1. Name of the designed product: head of horizontal bar. 2. Use of the designed product: used for fixing the two ends of indoor horizontal bar. 3. Design points of the designed product: in shape. 4. Picture or photo showing the design points: perspective view 1.
Owner:YONGKANG XUZHI E-COMMERCE CO LTD

Improved multi-purpose machine for body building

Multi-purpose machine (200) for body-building, installed in correspondence of a wall (218), said machine (200) comprising: - a rigid supporting structure, consisting of two pairs of vertical bars (219,220) that rest on the ground on their respective feet (206, 207), and a pair of horizontal bars (212, 213) attached laterally Io the same vertical bars (219, 220) respectively in their upper part and in their lower part; a series of supports are hooked to the rear part of the above said vertical bars (219, 220), and are slably fixed Io the wall (218) using wall plugs; - a pair of movable arms (201, 202), each of them interposed in correspondence with one of the respective pairs of vertical bars (219, 220), fixed and hinged at the top with respective pivots (214, 215), with respect to which the same movable bars (201, 202) are free to rotate in a clockwise or anti-clockwise direction with respect to a horizontal axis passing through the pivots (214, 215) and parallel to the wall (218), said machine (200) being characterized in that further comprising: - at least two pairs of perforated half-rings (203a, 203b) and (203c, 203d), each of which is incorporated into the respective right and left lateral profile of each of the above said vertical elements (219, 220); said half-rings being placed in the upper part immediately forward and under the respective pivots (214, 215); inside the holes of said perforated half-rings (203a, 203b) and (203c, 203d) are installed transversely and stably some respective end-of-run brackets (217a, 217c) and some additional optional safety brackets, all the brackets being represented by respective horizontal rigid bars, in such a way that, the above said end-of-run brackets (217a, 217c) define a rigid support which keeps the above said movable arms (201, 202) having their free end at a fixed and predetermined height from the ground; or in such a way that the above said end-of-run brackets (217a, 217c) define a limit angle with respect to which the above said movable arms (201, 202) can rotate, until they reach with their free end a fixed and predefined maximum height or a fixed and predefined minimum height from the ground.
Owner:MANCINI NADIA +1

An adjustable anti-unhooking horse

The utility model relates to the technical field of puller, concretely is a kind of adjustable anti-unhooking puller, including horizontal bar;The first threaded hole is set in the top of horizontal bar, first threaded rod is threadedly connected in the first threaded hole, and driving head is fixed in the top of first threaded rod;Two movable grooves are set in the top of horizontal bar, and movable block is movably connected in two movable grooves, and connecting piece is connected in the bottom of two movable blocks, the utility model can adjust the spacing between two connecting pieces, the overall length of connecting piece can also be adjusted, so that it can satisfy a large number of workpieces (bearing, gear) use, higher applicability, and second threaded rod will drive connecting piece and workpiece outer wall close contact, avoid the unhooking phenomenon of connecting piece, improve the overall work efficiency.
Owner:ZHANGJIAGANG ZHONGTIANDA TOOLS CO LTD

Anti-rollover device

This disclosure relates to an anti-rollover device (1) for a wheeled container (RC) configured to immobilize a laterally projecting handle (PG) of the container to a vertical support (VS) such as a wall (M) or furniture extending vertically from a floor, said anti-rollover device comprising: - a first cage (Ca1) and a second cage (Ca2) spaced apart from each other by a free clearance (DG), each comprising an upper wall (10), a lower wall (11), a bottom wall (12) defining a groove forming a longitudinal housing (LG) for a horizontal bar of the handle, the groove having a lateral opening (OL) to allow insertion of the horizontal bar of the handle into the groove, - a first closing means (131) and a second closing means (132) synchronized by a mechanical link (LI),The closing means configured to transition from an open state (EO) to a closed state (EF) of the lateral opening, ensuring immobilization of the handle. Figure from the abstract: Figure 4,
Owner:BAIL MICHEL

Universal rectangular sealing ring gasket cutting tool

This utility model discloses a universal rectangular sealing ring gasket cutting tool, including a horizontal bar, a positioning component vertically disposed at one end of the horizontal bar and positioning the cutting center, and a cutting component slidably disposed on the horizontal bar. After the cutting component slides to a preset position on the horizontal bar, it is fixed to the horizontal bar by fasteners and can be driven to make circumferential motion around the positioning component to cut the gasket. The universal rectangular sealing ring gasket cutting tool of this utility model, through the design of adjustable cutting component and horizontal adjustment component, realizes the function of accurately cutting sealing rings of different sizes, while ensuring the stability of the cutting process. It has the advantages of improving cutting accuracy, being easy to carry and operate, and adapting to the cutting needs of sealing rings of different sizes.
Owner:STATE POWER INVESTMENT CORP CHONGQING BAIHE POWER CO

Single bar fixed seat

1. Name of the product in this design: Single bar fixing base. 2. Purpose of this design: To be used as a fixed base for a horizontal bar. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.
Owner:YONGKANG JIAXIN IND PROD DESIGN CO LTD

Single bar fixed seat

1. Name of the product in this design: Single bar fixed stop. 2. Purpose of this design: For fixing a horizontal bar. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.
Owner:YONGKANG JIAXIANG FITNESS EQUIPMENT CO LTD

Guiding device

The invention relates to a guide device comprising a side grid (1, 1 ') having a horizontal bar (2) and at least two upright posts (3), the horizontal bar being fastened to the posts (3) at each opposite side by means of an end, and a pull-out guide (4) having at least two tracks that can be moved relative to each other, the pull-out guide (4) being arranged on the horizontal bar (2) and the at least two upright posts (3). According to the invention, the fixed rail of the pull-out guide (4) is fixed to the at least one horizontal bar (2) of the side grille (1, 1 ') by means of a fastening device, and the fastening device comprises at least one clamp (10, 20) fixed to the at least one horizontal bar (2) at or adjacent to a first end, where the at least one clamp (10, 20) has several openings spaced apart from each other, and the at least one clamp (10, 20) is fixed to the at least one horizontal bar (2) at or adjacent to the first end. And the end part of at least one horizontal rod can penetrate through the through hole. Therefore, the pull-out guide can be easily fixed to different side grilles.
Owner:PAUL HETTICH GMBH & CO KG

Guide device

The invention relates to a guide device (1, 1 ') comprising a side grid (2) and a pull-out guide (10). The side grillwork (2) has at least two spaced-apart vertical struts (3) and at least one horizontal bar (4) connecting the two struts (3) and comprising anti-tilt means. According to the invention, at least one end section of the anti-tilt device is fixed to a horizontal rod (4), and the anti-tilt device has, when viewed in the longitudinal direction of the rod (4), a C-shaped section onto which the guide section (6) extends above and substantially parallel to the rod (4), the pull-out guide (10) comprises at least two rails (11, 12, 13) which can be moved relative to each other. According to the invention, the fixed rail (11) is held on the side grillwork (2) by means of a front retainer (20) and a rear retainer (30, 40), the webs (33, 45) of which engage the lower leg (7) and / or the upper leg (9) of the C-shaped section below in order to prevent the pull-out guide (10) from being lifted in the rear region.
Owner:PAUL HETTICH GMBH & CO KG

Prefabricated shelf rack structure

With respect to the objective, the present invention comprises: pillars that stand vertically and are provided on the ground, and that each have a plurality of hooking holes formed at the side surfaces thereof; joint members hooked in and connected to the hooking holes of the pillars, and arranged in the x-axis direction or the y-axis direction; a plurality of horizontal supports coupled to the joint members so as to horizontally connect the pillars, and arranged in multiple stages; and horizontal bars for connecting the horizontal supports on both sides, wherein the joint member can include: a pillar holder joint which comes into close contact with the outer surface of the pillar, and which has, at one side surface, a hook to be inserted into the hooking hole so as to be coupled thereto; a horizontal reinforcement joint mounted on the horizontal support such that one end portion of the horizontal bar is coupled thereto and is supported; and a shelf holder joint to which each of two end portions of the horizontal bar for connecting the horizontal supports on both sides is coupled and supported, and which allows a flat plate-shaped shelf to be held thereon and be prevented from being separated to the outside.
Owner:HAN EUN JU +1

Shaped formwork erecting tool

The utility model discloses a shaped formwork erecting tool which comprises a cross rod, two main edges and two main edge inclined struts, and the two main edges are both vertically fixed on the cross rod. One end of each main ridge inclined strut is fixedly connected with one end, far away from the cross rod, of the main ridge on the corresponding side, and the other end of each main ridge inclined strut is mounted on the cross rod on one side far away from the main ridge, so that the two main ridges and the cross rod form a U-shaped space, and the main ridge inclined struts, the main ridges and the cross rod jointly form a right triangle. According to the formwork erecting tool, the distance between the two main edges is adjusted according to the size of a beam enlarged section formwork, so that the size of a U-shaped space is changed; based on the U-shaped space and the right triangles on the two sides, the column beam side formwork and the bottom formwork can be firmly fixed, an opposite-pull screw rod does not need to be arranged in the whole formwork reinforcing process, and materials are effectively saved.
Owner:SHANGHAI CONSTRUCTION FIRST CONSTRUCTION (GROUP) CO LTD

supporting plate (horizontal bar)

1. The name of the design product: support plate (horizontal bar). 2. The use of the design product: used for supporting and fixing horizontal bar. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view 1.

Friction plate grabbing and placing structure based on production line

The invention discloses a friction plate grabbing and placing structure based on a production line. The friction plate grabbing and placing structure comprises a base, a rotating frame is rotatably installed on the base, a fixing rod arranged in the vertical direction is fixedly connected into the rotating frame, a transverse rod capable of sliding up and down is installed on the fixing rod, and a clamping structure is installed at the lower end of the transverse rod. When the device is implemented, after being machined, the friction plate is conveyed to one side of the device through the conveying device, the clamping structure clamps the friction plate, then the rotating frame rotates, and in the rotating process of the rotating frame, the cross rod is matched with the track, so that the cross rod drives the clamping structure to move upwards till the clamping structure moves to a discharging area, and the friction plate is clamped through the clamping structure. And at the moment, the clamping structure puts down the friction plates, and the rotating frame continuously rotates, so that the function of taking and placing the friction plates is achieved, personnel participation is not needed in the process, it is guaranteed that the friction plates can be tidily placed, the labor cost is saved, the automation function is achieved, and the efficiency of a production line is improved.
Owner:NANTONG LINTEX NEW MATERIAL TECH CO LTD

Push horizontal bar handle for a panic lock and related assembly method

The push horizontal bar handle (1) for a panic lock comprises a right box (3) and a left box (4) for fastening the handle (1) to a frame, a right arm (5) articulated to the right box (3) and a left arm (6) articulated to the left box (4), a lock-actuating mechanism housed in either the right box (3) or the left box (4), wherein the bar (2) comprises a longitudinal body (2'), a right terminal (7), and a left terminal (8), wherein the bar (2) further comprises means for adjusting its length and slotted coupling means (9, 10, 11, 12) between the right arm (5) and the right terminal (7), and between the left arm (6) and the left terminal (8).
Owner:ISEO SERRATURE

A multi-adjustable horizontal bar

This invention relates to a multi-level adjustable horizontal bar, comprising: a support assembly including a base and a set of support square tubes, on which lifting square tubes are respectively mounted in a height-adjustable manner; a height-adjustable single bar body, detachably mounted between the set of lifting square tubes; a limiting support mechanism including multiple sets of support blocks fixed inside the support square tubes, with magnetic metal support members movably mounted on the outer side of each support block; and a support transmission mechanism including a sealing plate fixed to the bottom side of the lifting square tubes, a column rotatably mounted in the middle of the sealing plate, a connecting block fixed to the bottom end of the column, and connecting support members movably mounted on both sides of the connecting block. After a locking screw passes through and locks into the corresponding locking holes of the lifting square tubes, the connecting block and the connecting support member are respectively fixedly abutted against the upper side of the magnetic metal support member and the support block. This invention can effectively and significantly improve the connection stability between the lifting square tube and the support square tube without affecting the normal height adjustment of the lifting square tube.
Owner:ZHEJIANG KANGLAIBAO SPORTS GOODS CO LTD

Multifunctional combined horizontal bar frame

The utility model relates to the technical field of horizontal bar frames, in particular to a multifunctional combined horizontal bar frame which comprises a stand column, a first transverse rod is fixedly connected to the outer portion of the stand column, a swing arm is rotationally connected to the outer portion of the first transverse rod, a second transverse rod is rotationally connected to the outer portion of the swing arm, and a mounting hole is formed in the second transverse rod. A rotating block is rotatably connected into the mounting hole, a handle is fixedly connected to the outer portion of the rotating block, a locking assembly used for locking the swing arm is arranged on the outer portion of the stand column, pull-up detection exercise can be conducted through the arrangement of the first cross rod, the swing arm is rotated to drive the second cross rod to rotate, and the pull-up detection exercise can be conducted through the locking assembly. Therefore, the height of the second cross rod can be adjusted, and the student desk is suitable for students with different heights.
Owner:HEBEI JINTELISI SPORTS EQUIP CO LTD