CN217565385U - Gas spring lifting movable writing board - Google Patents

Abstract

The utility model discloses a portable board of air spring lift, it is equipped with air spring lifting unit to remove base subassembly up end, the inner tube passes through slip subassembly and outer tube sliding connection, the outer tube lower extreme is equipped with the lower flange, be equipped with the air spring in the outer tube, the inner tube upper end is equipped with the upper flange, air spring upper end and upper flange center threaded hole locking connection, the thimble of air spring passes the upper flange, the upper flange up end articulates there is the depression bar, the upper flange up end is equipped with the stay tube connecting piece, the stay tube connecting piece passes through screw and upper flange joint, sliding connection has release button on the stay tube connecting piece lateral wall, stay tube connecting piece top is equipped with the stay tube subassembly, stay tube subassembly lower extreme and stay tube connecting piece sliding connection. The utility model has the advantages that: stepless regulation is performed within the stroke range, the descending process is stable and has low noise, the ascending process is stable and does not need power assistance, no shaking exists between the lifting pipes, the force value is stable, the rigid locking force is large, and the service life is long.

Description

Gas spring lifting movable writing board

Technical Field

The utility model relates to a board technical field specifically indicates an air spring portable board that goes up and down.

Background

The portable board of lift on the existing market adopts mechanical type spring, and the power value is unstable, has rocked between the fall way, experiences and feels poor, and the too big mistake that has of process elasticity that rises is hindered possibly, and the process that descends is felt poor than great feeling, and locking force is little, can't lock the stand sometimes.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is, to above-mentioned problem, provide one kind at stroke within range infinitely variable control, decline process steady and small in noise, the process of rising is steady and need not to rock between helping hand, the fall way, the force value is stable, rigidity locking force is big, long service life's portable board of air spring lift.

In order to solve the technical problem, the utility model provides a technical scheme does: the utility model provides a portable board of air spring lift, is including removing base subassembly, air spring lifting unit and board subassembly, the terminal surface is equipped with the truckle subassembly under the removal base subassembly, it is equipped with air spring lifting unit to remove the base subassembly up end, air spring lifting unit includes outer tube and inner tube, the outer tube lower extreme is connected with removing the base subassembly, the inner tube passes through slip subassembly and outer tube sliding connection, the outer tube lower extreme is equipped with the lower flange, be equipped with the air spring in the outer tube, the air spring lower extreme is equipped with air spring bottom thread, air spring bottom thread and lower flange central screw thread hole locking connection, the inner tube upper end is equipped with the upper flange, air spring upper end and upper flange central screw thread hole locking connection, the thimble of upper flange passes the upper flange, exposes at the upper flange up end, upper flange up end articulates there is the depression bar, the depression bar corresponds with the thimble position of air spring, the upper flange up end is equipped with the stay tube connecting piece, the stay tube connecting piece passes through screw and upper flange connection, sliding connection has release button on the stay tube connecting piece lateral wall, release button corresponds with the depression bar position, the connecting piece top is equipped with the support tube connecting piece, the stay tube fastening subassembly to through stay tube connecting piece, stay tube connecting piece and stay tube subassembly joint on the board subassembly.

Compared with the prior art, the utility model the advantage lie in: when the gas spring is the bottommost point in the lifting process, the release button moves inwards under the action of external force and triggers the pressure rod, the pressure rod changes the direction of force to press the thimble downwards under the action of the force arm, the thimble moves downwards and opens the internal pressure of the gas spring, and reverse acting force is generated to jack the upper flange; in the descending process, the release button moves inwards under the action of external force and triggers the pressure rod, the ejector pin moves downwards and opens the internal pressure of the gas spring, and when the external force is greater than the initial force of the gas spring, the inner pipe moves downwards; make this air spring portable board that goes up and down, at stroke within range infinitely variable control, the steady and small in noise of decline process, the process of rising is steady and need not the helping hand, under the effect of slip subassembly, does not have between inner tube and the outer tube to rock, promotes holistic safe life.

As an improvement, a decorative pipe is arranged on the outer side of the outer pipe, and the upper end of the decorative pipe is connected with the upper flange through a pin. The decorative pipe covers the appearance of the inner pipe, and the integral appearance is ensured to be attractive.

As an improvement, the lower flange is connected with the outer pipe through screws, the lower flange is connected with the movable base through screws, and the upper flange is connected with the inner pipe through screws. The disassembly and assembly are convenient.

As an improvement, the sliding assembly is connected with the inner wall of the outer pipe in a sliding mode through a bearing, an upper end cover is arranged at the upper end of the outer pipe, and the inner pipe is connected with the upper end cover in a sliding mode. The stability of sliding in the inner pipe and the outer pipe of the inner pipe is improved.

Drawings

FIG. 1 is a perspective view of a highest point drawing of the present invention;

FIG. 2 is a perspective view of the bottommost drawing of the present invention;

FIG. 3 is an exploded view of the present invention;

FIG. 4 is an exploded view of the gas spring lifting assembly of the present invention;

fig. 5 is an explanatory view of the release switch of the present invention.

Reference numerals: 1. the writing board assembly comprises a writing board assembly, 2, a supporting pipe assembly, 3, a gas spring lifting assembly, 4, a movable base assembly, 5, a caster assembly, 201, a supporting pipe connecting screw, 301, a decoration pipe, 302, a supporting pipe connecting piece, 303, an upper flange, 304, a release button, 305, an inner pipe, 306, a sliding assembly, 307, a gas spring, 308, an upper end cover, 309, an outer pipe, 310, a lower flange, 311, a pressure rod, 312, a thimble, 313 and a gas spring bottom thread.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 3, the writing board assembly 1 is inserted into the supporting tube assembly 2, the supporting tube assembly 2 is inserted into the gas spring lifting assembly 3, the supporting tube connecting screw 201 is used for fixing and locking, the gas spring lifting assembly 3 is inserted into the movable base assembly 4 and is fixed and locked with the lower flange 310 by three screws, and the movable base assembly 4 is connected with the caster wheel assembly 5.

Referring to fig. 4, the gas spring lifting assembly 3 is fixed and locked by three screws by the support tube connecting piece 302 and the upper flange 303; the upper flange 303 and the inner pipe 305 are fixed and locked by three screws; the gas spring 307 is connected and locked with a central threaded hole of the upper flange 303; the inner tube 305 and the sliding component 306 are inserted into the outer tube 309, and the bearing on the sliding component 306 is tightly matched with the inner wall of the outer tube 309 without clearance and can freely lift; the air spring bottom thread 313 is connected and locked with the central threaded hole of the lower flange 310; the outer tube 309 and the lower flange 310 are fixed and locked by three screws; the upper end cover 308 and the upper end of the outer tube 309 are fixed and locked by three screws to prevent the sliding component 306 from falling off; the decorative tube 301 is pinned with the upper flange 303 to conceal the exterior of the inner tube.

With reference to fig. 3, 4 and 5, in the raising process, when the gas spring 307 is at the bottom point, the release button 304 moves inward under the action of an external force and triggers the pressing rod 311, the pressing rod 311 changes the direction of the force to press the thimble 312 downward under the action of the force arm, the thimble 312 moves downward and opens the internal pressure of the gas spring 307, and a force in the opposite direction is generated to jack up the upper flange 303. During the descending process, the release button 304 moves inwards under the action of external force and triggers the pressure rod 311, the thimble 312 moves downwards and opens the internal pressure of the gas spring 307, and when the external force is larger than the initial force of the gas spring, the thimble moves downwards.

The present invention and its embodiments have been described without limitation, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims (4)

1. The utility model provides a portable board of gas spring lift, includes removal base subassembly (4), gas spring lifting unit (3) and board subassembly (1), its characterized in that: the lower end face of the movable base component (4) is provided with a caster component (5), the upper end face of the movable base component (4) is provided with a gas spring lifting component (3), the gas spring lifting component (3) comprises an outer tube (309) and an inner tube (305), the lower end of the outer tube (309) is connected with the movable base component (4), the inner tube (305) is in sliding connection with the outer tube (309) through a sliding component (306), the lower end of the outer tube (309) is provided with a lower flange (310), the outer tube (309) is internally provided with a gas spring (307), the lower end of the gas spring (307) is provided with a gas spring bottom thread (313), the gas spring bottom thread (313) is in locking connection with a central thread hole of a lower flange (310), the upper end face of the inner tube (305) is provided with an upper flange (303), the upper end face of the gas spring (307) is in locking connection with the central thread hole of the upper flange (303), a thimble (312) of the gas spring bottom thread (313) penetrates through the upper flange (303), the upper flange (303) is exposed out, the upper end face of the upper flange (311) is hinged with a pressure rod (303), and the thimble (312) is connected with the thimble connecting piece (302) corresponding to the upper flange (302), support tube connecting piece (302) lateral wall go up sliding connection and have release button (304), release button (304) correspond with depression bar (311) position, support tube connecting piece (302) top is equipped with support tube assembly (2), support tube assembly (2) lower extreme and support tube connecting piece (302) sliding connection to fasten through support tube connecting screw (201), support tube assembly (2) upper end and board subassembly (1) back joint.

2. A gas spring lifting movable tablet according to claim 1, characterized in that: the outer tube (309) outside is equipped with decorates pipe (301), decorate pipe (301) upper end and last flange (303) pin joint.

3. A gas spring lifting movable tablet according to claim 1, characterized in that: the lower flange (310) is connected with the outer pipe (309) through screws, the lower flange (310) is connected with the movable base assembly (4) through screws, and the upper flange (303) is connected with the inner pipe (305) through screws.

4. The gas spring lifting movable writing board according to claim 1, wherein: the sliding assembly (306) is connected with the inner wall of the outer pipe (309) in a sliding mode through a bearing, an upper end cover (308) is arranged at the upper end of the outer pipe (309), and the inner pipe (305) is connected with the upper end cover (308) in a sliding mode.

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