CN210893393U

CN210893393U - Novel electronic analytical balance's level control device

Info

Publication number: CN210893393U
Application number: CN201922266431.3U
Authority: CN
Inventors: 傅玲
Original assignee: Tianjin Hailong Ink Co ltd
Current assignee: Tianjin Hailong Ink Co ltd
Priority date: 2019-12-17
Filing date: 2019-12-17
Publication date: 2020-06-30
Anticipated expiration: 2029-12-17

Abstract

The utility model discloses a novel electronic analytical balance's horizontal adjustment device, including base, contact pad, lockhole, stabilizer blade, fixation nut, blotter, fixing device, screw rod and built-in nut, the utility model discloses a mid-mounting has fixing device in the base, rotates the knob by the user in the fixing device and controls, and the bottom sucking disc is released to the sleeve of bottom when the knob can drive inside bevel gear transmission, and the sucking disc then stabilizes under the effect of power and releases, can adsorb it when sucking disc contact bottom use plane for the analytical balance at whole adjusting device and top is fixed, makes it stable at the during operation, is difficult to receive the external force influence to lead to the skew.

Description

Novel electronic analytical balance's level control device

Technical Field

The utility model relates to an analytical balance field of being correlated with specifically is a novel electronic analytical balance's level control device.

Background

The analytical balance is the most important instrument for accurate weighing in experiments, and can be divided into mechanical type and electronic type, the mechanical type analytical balance can be subdivided into common analytical balance, air damping balance, semi-automatic photoelectric balance, full-automatic photoelectric balance and single-tray balance, and the like, the balances all use the lever principle, but are different in structure and using method, the mechanical balance can meet the accuracy requirement of common quantitative analysis, the sensitivity is 0.1 mg, and a horizontal adjusting device is required to be installed at the bottom of the analytical balance to adjust the horizontal angle of the balance.

When the horizontal adjusting device is used, the device is placed on a using plane after adjustment, the device is deviated by an external force device to cause horizontal change, and the measuring precision of the analytical balance is easily influenced when the device moves on a using desktop.

SUMMERY OF THE UTILITY MODEL

Therefore, in order to solve the above-mentioned insufficiency, the utility model provides a novel electronic analytical balance's level adjustment device here.

The utility model is realized by constructing a horizontal adjusting device of a novel electronic analytical balance, which comprises a base, wherein the middle part of the top end of the base is bonded with a contact pad, the four ends of the inner part of the base are provided with lock holes, the four ends of the bottom of the base are provided with support legs, the middle parts of the top ends of the support legs are fixed with fixing nuts, the bottoms of the support legs are attached with cushion pads, the inner upper ends of the fixing nuts are fixed with screws, the tops of the screws penetrate through the base and are screwed into built-in nuts, the middle part of the inner part of the base is provided with a fixing device, the fixing device comprises a transmission case, a rotating rod, a knob, a threaded rod, a sleeve, a sucking disc, a driving bevel gear, a driven bevel gear and a main shaft, the transmission case is fixed at the middle part of the inner part, the bottom of the threaded rod is screwed into the sleeve, the bottom of the sleeve is in butt joint with the sucker, a driving bevel gear is arranged in the middle of the transmission box, the middle of the front end face of the driving bevel gear is welded and fixed with the rotating rod, the bottom of the driving bevel gear is meshed with a driven bevel gear, and the bottom of the driven bevel gear penetrates through the transmission box through the main shaft and is fixed with the threaded rod.

Preferably, the sucking disc comprises a base plate, a contact layer, a fixing ring, a fixing column and an inserting rod, the contact layer is bonded to the bottom of the base plate, the middle of the top end of the base plate is fixed to the fixing ring, the fixing column is fixed to the middle of the inside of the fixing ring, the inserting rod is inserted into the upper end of the inside of the fixing column, and the top of the inserting rod is fixed to the sleeve.

Preferably, a sealing cover is arranged on the back of the transmission case, and the sealing cover is fixed with the transmission case through a bolt.

Preferably, a rubber layer is adhered to the back surface of the knob, and the back surface of the rubber layer is in contact with the base.

Preferably, the sleeve is internally threaded and the sleeve inner diameter surface engages the threaded rod.

Preferably, the bottom of the contact layer is smooth, and the thickness of the contact layer is 2 mm.

Preferably, the fixing ring is embedded into the inner upper end of the chassis, and the outer diameter surface of the fixing ring is in hot-melt connection with the inner upper end of the chassis.

Preferably, a silica gel layer is fixed at the bottom in the fixing column, and the top of the silica gel layer is fixed with the bottom of the insertion rod.

Preferably, the transmission case is made of stainless steel.

Preferably, the fixing ring is made of PP plastic.

The utility model has the advantages of as follows: the utility model discloses an improve and provide a novel electronic analytical balance's level control device here, compare with equipment of the same type, have following improvement:

a novel electronic analytical balance's level (l) ing device, through mid-mounting has fixing device in the base, rotate the knob by the user in the fixing device and control, the bottom sucking disc is released to the sleeve of bottom when the knob can drive inside bevel gear transmission, the sucking disc then stabilizes under the effect of power and releases, can adsorb it when sucking disc contact bottom use plane for the analytical balance at whole adjusting device and top is fixed, makes it stable at the during operation, is difficult to receive the influence of external force to lead to the skew.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the base of the present invention;

FIG. 3 is a schematic view of the fixing device of the present invention;

FIG. 4 is a schematic view of the internal structure of the transmission case of the present invention;

fig. 5 is a schematic view of the structure of the suction cup of the present invention.

Wherein: the device comprises a base-1, a contact pad-2, a lock hole-3, a support leg-4, a fixing nut-5, a cushion pad-6, a fixing device-7, a screw-8, a built-in nut-9, a transmission case-71, a rotating rod-72, a knob-73, a threaded rod-74, a sleeve-75, a sucker-76, a driving bevel gear-77, a driven bevel gear-78, a main shaft-79, a chassis-761, a contact layer-762, a fixing ring-763, a fixing column-764 and an inserting rod-765.

Detailed Description

The present invention will be described in detail with reference to the accompanying fig. 1-5, and the technical solutions in the embodiments of the present invention will be clearly and completely described, 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.

The utility model provides a novel horizontal adjusting device of an electronic analytical balance, which comprises a base 1, wherein the middle part of the top end of the base 1 is bonded with a contact pad 2, the upper end of the four ends in the base 1 is provided with a lock hole 3, the four ends of the bottom of the base 1 are provided with support legs 4, the middle part of the top end of each support leg 4 is fixed with a fixing nut 5, the bottom of each support leg 4 is jointed with a cushion pad 6, the upper end in each fixing nut 5 is fixed with a screw 8, the top of each screw 8 penetrates through the base 1 and is screwed into a built-in nut 9, the middle part in the base 1 is provided with a fixing device 7, the fixing device 7 comprises a transmission box 71, a rotating rod 72, a knob 73, a threaded rod 74, a sleeve 75, a suction disc 76, a driving bevel gear 77, a driven bevel gear 78 and a main shaft 79, the transmission, the knob 73 is used for main transmission, a threaded rod 74 is arranged at the bottom of the transmission box 71, the bottom of the threaded rod 74 is screwed into the sleeve 75, the threaded rod 74 rotates to push out the bottom sleeve 75, the bottom of the sleeve 75 is in butt joint with the sucker 76, a driving bevel gear 77 is arranged in the middle of the transmission box 71, the middle of the front end face of the driving bevel gear 77 is welded and fixed with the rotating rod 72, the bottom of the driving bevel gear 77 is meshed with a driven bevel gear 78, and the bottom of the driven bevel gear 78 penetrates through the transmission box 71 through the main shaft 79 and is.

Further, the sucking disc 76 includes a chassis 761, a contact layer 762, a fixing ring 763, a fixing column 764, and an inserting rod 765, the contact layer 762 is bonded to the bottom of the chassis 761, so as to stably adsorb a use plane of the bottom, the middle of the top end of the chassis 761 is fixed to the fixing ring 763, the fixing column 764 is fixed to the middle of the fixing ring 763, the inserting rod 765 is inserted into the upper end of the fixing column 764, the top of the inserting rod 765 is fixed to the sleeve 75, and the sucking disc can be matched with an internally disposed silica gel layer for buffering.

Further, a sealing cover is arranged on the back face of the transmission case 71 and fixed with the transmission case 71 through bolts, and therefore the inside of the transmission case is convenient to overhaul and maintain.

Furthermore, a rubber layer is adhered to the back of the knob 73, and the back of the rubber layer is in contact with the base 1, so that friction is increased, and rotation is prevented.

Further, an internal thread is arranged in the sleeve 75, and the inner diameter surface of the sleeve 75 is meshed with the threaded rod 74, so that the sleeve 75 is conveniently pushed out, and the effect is good.

Further, the bottom of the contact layer 762 is smooth, the thickness of the contact layer 762 is 2mm, the adsorption effect is good, and the fixation performance is strong.

Furthermore, the fixing ring 763 is embedded into the inner upper end of the chassis 761, and the outer diameter surface of the fixing ring 763 is in hot melt connection with the inner upper end of the chassis 761, so that the strength is high and the durability is strong.

Furthermore, a silica gel layer is fixed at the bottom of the fixing column 764, and the top of the silica gel layer is fixed with the bottom of the inserting rod 765, so that the fixing is convenient and the stability is strong.

Furthermore, the transmission case 71 is made of stainless steel, so that rusting caused by long-term use is prevented.

Furthermore, the fixing ring 763 is made of PP plastic, so that the strength is high and the stability is high.

The utility model provides a novel level adjusting device of an electronic analytical balance through improvement, and the working principle is as follows;

firstly, when the horizontal adjusting device needs to be used, firstly, a lock hole 3 at the top of a base 1 is connected with an analytical balance through an external connecting piece, and the bottom of the analytical balance is contacted with a contact pad 2 at the top of the base 1 to achieve a buffering effect;

secondly, when the horizontal angle needs to be adjusted, the screw rods 8 on the support legs 4 can rotate in the built-in nuts 9 by rotating the support legs 4 at the bottom to adjust the height, and the four groups of support legs 4 are adjusted to finish horizontal adjustment;

thirdly, when need using analytical balance after the regulation, at first fix it, through rotating knob 73, knob 73 drives inside dwang 72 and rotates, dwang 72 can drive the inside drive bevel gear 77 of transmission case 71 and rotate, then drive bevel gear 77 can drive driven bevel gear 78 and rotate, then the main shaft 79 of bottom can rotate the threaded rod 74 that makes the bottom and rotate, then threaded rod 74 can be released the sleeve 75 of bottom, then sleeve 75 pushes down under the effort, make the sucking disc 76 of bottom push down, then sucking disc 76 atress pushes down the contact layer 762 of bottom and can tightly adsorb on using smooth plane, then can accomplish fixedly, begin to work.

The utility model discloses an improve and provide a novel electronic analytical balance's horizontal adjusting device, through mid-mounting there is fixing device 7 in base 1, rotate knob 73 by the user in fixing device 7 and control, sleeve 75 of bottom releases bottom sucking disc 76 when knob 73 can drive inside bevel gear transmission, sucking disc 76 then stabilizes under the effect of power and releases, can adsorb it when sucking disc 76 contact bottom uses the plane, make the analytical balance at whole adjusting device and top fix, make it stable at the during operation, be difficult to receive the external force influence to lead to the skew.

The basic principle and the main characteristics of the utility model and the advantages of the utility model have been shown and described above, and the utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the record of the description with the drawing, and the concrete connection mode of each part all adopts conventional means such as ripe bolt rivet among the prior art, welding, and machinery, part and equipment all adopt prior art, conventional model, and conventional connection mode in the prior art is adopted in addition to circuit connection, and the details are not repeated here.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A horizontal adjusting device of a novel electronic analytical balance comprises a base (1), wherein a contact pad (2) is bonded in the middle of the top end of the base (1), locking holes (3) are formed in the upper ends of four ends in the base (1), supporting legs (4) are arranged at four ends of the bottom of the base (1), fixing nuts (5) are fixed in the middle of the top ends of the supporting legs (4), the bottoms of the supporting legs (4) are attached to a cushion pad (6), screw rods (8) are fixed at the upper ends in the fixing nuts (5), and the tops of the screw rods (8) penetrate through the base (1) and are screwed into built-in nuts (9);

the method is characterized in that: the automatic transmission device is characterized by further comprising a fixing device (7), wherein the fixing device (7) is arranged in the middle of the base (1), the fixing device (7) comprises a transmission case (71), a rotating rod (72), a knob (73), a threaded rod (74), a sleeve (75), a sucker (76), a driving bevel gear (77), a driven bevel gear (78) and a spindle (79), the transmission case (71) is fixed in the middle of the base (1), the middle of the front end face of the transmission case (71) penetrates through the front end of the base (1) through the rotating rod (72) and is inserted into the middle of the knob (73), the threaded rod (74) is arranged at the bottom of the transmission case (71), the bottom of the threaded rod (74) is screwed into the sleeve (75), the bottom of the sleeve (75) is butted with the sucker (76), the driving bevel gear (77) is arranged in the middle of the transmission case (71), the middle of the front end face of the, the bottom of the driving bevel gear (77) is meshed with a driven bevel gear (78), and the bottom of the driven bevel gear (78) penetrates through the transmission case (71) through a main shaft (79) and is fixed with the threaded rod (74).

2. The novel electronic analytical balance leveling device of claim 1, wherein: the sucker (76) comprises a base plate (761), a contact layer (762), a fixing ring (763), a fixing column (764) and an inserting rod (765), wherein the contact layer (762) is bonded to the bottom of the base plate (761), the middle of the top end of the base plate (761) is fixed to the fixing ring (763), the fixing column (764) is fixed to the middle of the inner portion of the fixing ring (763), the inserting rod (765) is inserted into the upper end of the fixing column (764), and the top of the inserting rod (765) is fixed to the sleeve (75).

3. The novel electronic analytical balance leveling device of claim 1, wherein: the back of the transmission case (71) is provided with a sealing cover, and the sealing cover is fixed with the transmission case (71) through a bolt.

4. The novel electronic analytical balance leveling device of claim 1, wherein: the back of the knob (73) is bonded with a rubber layer, and the back of the rubber layer is in contact with the base (1).

5. The novel electronic analytical balance leveling device of claim 1, wherein: an internal thread is provided in the sleeve (75), and an inner diameter surface of the sleeve (75) engages with the threaded rod (74).

6. The novel electronic analytical balance leveling device of claim 2, wherein: the bottom of the contact layer (762) is smooth, and the thickness of the contact layer (762) is 2 mm.

7. The novel electronic analytical balance leveling device of claim 2, wherein: the fixing ring (763) is embedded into the inner upper end of the chassis (761), and the outer diameter surface of the fixing ring (763) is connected with the inner upper end of the chassis (761) in a hot melting mode.

8. The novel electronic analytical balance leveling device of claim 2, wherein: a silica gel layer is fixed at the bottom in the fixed column (764), and the top of the silica gel layer is fixed with the bottom of the inserting rod (765).