CN212370256U - Chemical engineering automation instrument experiment table convenient to adjust - Google Patents

Abstract

The utility model discloses a convenient chemical industry automation instrument laboratory bench of adjusting relates to the automatic technical field of chemical industry. The utility model provides a convenient automatic instrument laboratory bench of chemical industry of adjusting, includes chassis and laboratory bench, equipartition fixed mounting has the guide post all around at the chassis top the laboratory bench is equipped with the round hole all around, and round hole and guide post slidable mounting, chassis top center department has the bearing frame through the bolt fastening, and bearing frame internally mounted has thrust bearing, the lead screw is equipped with to the thrust bearing inner circle, and the lead screw is close to bottom department and is equipped with the shaft shoulder boss, shaft shoulder boss top is fixed with second bevel gear through the spline, and second bevel gear meshing has first bevel gear. The utility model discloses a setting of motor, pivot, first bevel gear, second bevel gear, bearing frame, thrust bearing, lead screw, nut pair, cavity connecting piece, guide post and laboratory bench for elevating movement can be done between stopper and back timber to the laboratory bench with automizing.

Description

Chemical engineering automation instrument experiment table convenient to adjust

Technical Field

The utility model relates to an automatic technical field of chemical industry specifically is a chemical industry automation instrument laboratory bench of convenient regulation.

Background

The chemical experiment table provides chemical experiment conditions and important places for scientific exploration, and a large number of instruments are arranged on the chemical experiment table: an iron stand, an asbestos net, an alcohol lamp and other experimental tools. Chemicals are usually provided, commonly used chemicals such as: copper sulfate pentahydrate (CuSO 4 & 5H2O, chalcanthite), sodium hydroxide solution, limestone, hydrochloric acid, etc.; the experimental bench was used to explore the mystery of the substance and its changes. When people do experiments, the operation must be strictly carried out according to rules, because many chemicals have great harmfulness to human bodies.

According to the chemical engineering automatic instrument experiment table provided by the patent CN201721180189.2, the effect of conveniently adjusting the chemical engineering automatic instrument experiment table is achieved by arranging a pipe body, a vertical rod, a shell, a transverse plate, a spring, a moving plate, a limiting plate, a sleeve, a screw rod, a nut, a limiting groove, a supporting rod, a limiting block, a through groove, a supporting block, a reset spring and a tension spring, so that the use of a user is facilitated, different heights are adapted, the working efficiency of the chemical engineering automatic instrument experiment table is improved, but the efficiency of a mode of driving the moving plate to move up and down through a hand-cranking screw rod is low, the requirement of the current industrial automation is not met, the device does not mention what parts are used as the experiment table, if the moving plate is interfered with a hand wheel on the screw rod as the experiment table, the expression here is vague, and the device as the chemical engineering experiment table lacks a basic protection device for the user, the personal safety of the operator cannot be guaranteed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a chemical industry automation instrument laboratory bench of convenient regulation to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a chemical engineering automatic instrument experiment table convenient to adjust comprises a chassis and an experiment table, wherein guide posts are uniformly and fixedly arranged on the periphery of the top of the chassis, round holes are formed in the periphery of the experiment table and are slidably mounted with the guide posts, a bearing seat is fixed at the center of the top of the chassis through bolts, a thrust bearing is mounted inside the bearing seat, a screw rod is mounted on an inner ring of the thrust bearing, a shaft shoulder boss is arranged at the position, close to the bottom end, of the screw rod, a second bevel gear is fixed at the top of the shaft shoulder boss through splines, a first bevel gear is meshed with the second bevel gear, a rotating shaft is fixed through the splines of the first bevel gear, a motor is mounted on the rotating shaft through a coupler, a sliding groove is formed in the experiment table, a protection plate is slidably mounted in the sliding groove, a handle is arranged, the utility model discloses a lead screw, including the spout, the spout is equipped with the fixture block, and the fixture block is equipped with the fixture block in the spout, and the fixture block includes ka tai, screens contact surface, bearing platform and the binding face that slides, ka tai bottom surface and the laminating of laboratory bench top surface, the binding face that slides and the laminating of spout both sides face, its bearing platform of fixture block during operation and the bottom surface laminating of guard plate, and the side laminating of screens contact surface and guard plate, the screw thread department cooperation of lead screw is installed the nut pair, and nut pair top fixed mounting has the cavity connecting piece, cavity connecting piece top is in the bottom of laboratory bench, the laboratory bench outside is equipped with corotation and is stopped the key and the reversal and open and stop the key and open.

Preferably, a motor base is fixed to the top of the side face of the chassis, and the motor is fixedly installed on the side face of the motor base.

Preferably, a supporting seat is fixed on one side, close to the first bevel gear, of the top of the chassis, and the rotating shaft is installed in a circular hole of the supporting seat through a bearing.

Preferably, the guide post is close to top one end and is equipped with the stopper, and the guide post top is fixed with the back timber, the back timber is trilateral structure, the laboratory bench is in between stopper and the back timber.

Preferably, universal joints are uniformly arranged on four feet of the bottom of the chassis, and wheels are arranged at the bottoms of the universal joints.

Preferably, the protection plate is made of transparent materials.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model provides a convenient chemical industry automation instrument laboratory bench of adjusting, through the setting of motor, pivot, first bevel gear, second bevel gear, motor cabinet, supporting seat, bearing frame, thrust bearing, lead screw, nut pair, cavity connecting piece, guide post and laboratory bench for the elevating movement can be done between stopper and back timber to the laboratory bench with automizing, corotation opens to stop to open and stops the key and the reversal opens and stops the key and be convenient for operator direct operation, has improved work efficiency.

(2) The utility model provides a convenient automatic instrument laboratory bench of chemical industry of adjusting, through fixture block, spout, guard plate, handle setting for the operator can pull up the guard plate when using, blocks the position with the fixture block, passes the handle hole with both hands and operates, protects operator's face effectively, when not operating the experiment, slides the fixture block to the spout both sides, puts down the guard plate and carries out other operations, the lift simple operation of whole guard plate, simple structure.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic front structural view of the present invention;

fig. 3 is a schematic diagram of the structure of the clamping block of the present invention.

In the figure: the universal joint comprises a wheel 1, a universal joint 2, a chassis 3, a guide column 4, a limiting block 5, a test bench 6, a top beam 7, a protective plate 8, a handle 9, an operation hole 10, a sliding chute 11, a clamping block 12, a clamping table 1201, a clamping contact surface 1202, a 1203 bearing table, a 1204 sliding joint surface, a cavity connecting piece 13, a motor 14, a motor seat 15, a rotating shaft 16, a supporting seat 17, a first bevel gear 18, a second bevel gear 19, a screw rod 20, a bearing seat 21, a forward rotation start-stop key 22, a reverse rotation start-stop key 23, a nut pair 24, a shaft shoulder boss 25 and a thrust bearing 26.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a chemical engineering automatic instrument experiment table convenient to adjust comprises a chassis 3 and an experiment table 6, round holes are uniformly and fixedly arranged on the periphery of the top of the chassis 3, guide columns 4 are fixedly arranged on the periphery of the experiment table 6, the round holes and the guide columns 4 are slidably mounted, a bearing seat 21 is fixed at the center of the top of the chassis 3 through bolts, a thrust bearing 26 is mounted inside the bearing seat 21, a lead screw 20 is mounted on an inner ring of the thrust bearing 26, a shaft shoulder boss 25 is arranged at the position, close to the bottom end, of the lead screw 20, a second bevel gear 19 is fixed at the top of the shaft shoulder boss 25 through splines, the second bevel gear 19 is meshed with a first bevel gear 18, a rotating shaft 16 is fixed through splines on the first bevel gear 18, a motor 14 is mounted on the rotating shaft 16 through a coupler, a chute 11 is arranged close to an operation end of the experiment table 6, a protection plate 8 is slidably mounted, a fixture block 12 is assembled at two ends in the sliding chute 11 in a sliding manner, the fixture block 12 comprises a fixture table 1201, a clamping contact surface 1202, a bearing table 1203 and a sliding fit surface 1204, the bottom surface of the fixture table 1201 is fit with the top surface of the experiment table 6, the sliding fit surface 1204 is fit with two side surfaces of the sliding chute 11, the bearing table 1203 of the fixture block 12 is fit with the bottom surface of the protection plate 8 when in work, the clamping contact surface 1202 is fit with the side surface of the protection plate 8, a nut pair 24 is fittingly installed at the thread of the lead screw 20, a cavity connecting piece 13 is fixedly installed at the top of the nut pair 24, the top of the cavity connecting piece 13 is arranged at the bottom of the experiment table 6, a forward rotation start-stop key 22 and a reverse rotation start-stop key 23 are installed at the outer side of the experiment table 6, the forward rotation start-stop key 22 and the reverse rotation start-stop key 23 are electrically connected with a motor 14, and pivot 16 passes through the bearing and installs in the round hole of supporting seat 17, and guide post 4 is close to top one end and is equipped with stopper 5, and the 4 tops of guide post are fixed with back timber 7, and back timber 7 is trilateral structure, and laboratory bench 6 is in between stopper 5 and the back timber 7, and universal joint 2 is installed to the four foot equipartitions in chassis 3 bottom, and the bottom of universal joint 2 installs wheel 1, and guard plate 8 is transparent material.

The working principle is as follows: through the arrangement of the motor 14, the rotating shaft 16, the first bevel gear 18, the second bevel gear 19, the motor base 15, the supporting seat 17, the bearing seat 21, the thrust bearing 26, the screw rod 20, the nut pair 24, the cavity connecting piece 13, the guide post 4 and the experiment table 6, the experiment table 6 can automatically do lifting motion between the limiting block 5 and the top beam 7, the forward rotation start-stop key 22 and the reverse rotation start-stop key 23 are convenient for an operator to directly operate, the working efficiency is improved, through the arrangement of the clamping block 12, the sliding groove 11, the protection plate 8, the operation hole 10 and the handle 9, the operator can pull up the protection plate 8 when in use, clamp the position by the clamping block 12, pass through the operation hole 10 to operate two hands, the face of the operator is effectively protected, when the experiment is not operated, the clamping block 12 slides to the two sides of the sliding groove 11, the protection plate 8 is put down to, the structure is simple.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a convenient chemical industry automation instrument laboratory bench of adjusting, includes chassis (3) and laboratory bench (6), its characterized in that: the guide columns (4) are uniformly and fixedly arranged on the periphery of the top of the chassis (3), round holes are arranged on the periphery of the experiment table (6) and are slidably mounted with the guide columns (4), a bearing seat (21) is fixed at the center of the top of the chassis (3) through bolts, a thrust bearing (26) is arranged inside the bearing seat (21), a lead screw (20) is arranged on the inner ring of the thrust bearing (26), a shaft shoulder boss (25) is arranged at the position, close to the bottom, of the lead screw (20), a second bevel gear (19) is fixed at the top of the shaft shoulder boss (25) through splines, a first bevel gear (18) is meshed with the second bevel gear (19), a rotating shaft (16) is fixed on the first bevel gear (18) through splines, a motor (14) is installed on the rotating shaft (16) through a coupler, a sliding chute (11) is arranged at the position, and a protection plate (8, the outer side of the top of the protection plate (8) is provided with a handle (9), the protection plate (8) is symmetrically provided with operation holes (10) close to the bottom, two ends of the interior of the sliding groove (11) are slidably provided with clamping blocks (12), each clamping block (12) comprises a clamping table (1201), a clamping contact surface (1202), a bearing table (1203) and a sliding fit surface (1204), the bottom surface of each clamping table (1201) is fitted with the top surface of the experiment table (6), the sliding fit surface (1204) is fitted with two side surfaces of the sliding groove (11), the bearing table (1203) of each clamping block (12) is fitted with the bottom surface of the protection plate (8) when the clamping block (12) works, the clamping contact surface (1202) is fitted with the side surface of the protection plate (8), a nut pair (24) is installed at the threaded part of the lead screw (20) in a matched mode, a cavity connecting piece (13) is fixedly installed at the top of the nut pair (24), a forward rotation start-stop key (22) and a reverse rotation start-stop key (23) are installed on the outer side of the experiment table (6), and the forward rotation start-stop key (22) and the reverse rotation start-stop key (23) are electrically connected with the motor (14).

2. The chemical engineering automation instrument experiment table convenient to adjust of claim 1, characterized in that: a motor base (15) is fixed to the top of the side face of the chassis (3), and the motor (14) is fixedly installed on the side face of the motor base (15).

3. The chemical engineering automation instrument experiment table convenient to adjust of claim 1, characterized in that: a supporting seat (17) is fixed on one side, close to the first bevel gear (18), of the top of the chassis (3), and the rotating shaft (16) is installed in a circular hole of the supporting seat (17) through a bearing.

4. The chemical engineering automation instrument experiment table convenient to adjust of claim 1, characterized in that: guide post (4) are close to top one end and are equipped with stopper (5), and guide post (4) top is fixed with back timber (7), back timber (7) are trilateral structure, laboratory bench (6) are in between stopper (5) and back timber (7).

5. The chemical engineering automation instrument experiment table convenient to adjust of claim 1, characterized in that: universal joints (2) are uniformly arranged at four feet of the bottom of the chassis (3), and wheels (1) are arranged at the bottom of the universal joints (2).

6. The chemical engineering automation instrument experiment table convenient to adjust of claim 1, characterized in that: the protection plate (8) is made of transparent materials.

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