CN216770657U - Coaxial heat preservation device for turntable - Google Patents
Coaxial heat preservation device for turntable Download PDFInfo
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- CN216770657U CN216770657U CN202123266616.8U CN202123266616U CN216770657U CN 216770657 U CN216770657 U CN 216770657U CN 202123266616 U CN202123266616 U CN 202123266616U CN 216770657 U CN216770657 U CN 216770657U
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- shell
- outer shell
- fixed
- heat preservation
- inner shell
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Abstract
The utility model discloses a coaxial heat preservation device for a turntable, which belongs to the technical field of sensor calibration and comprises a lower outer shell, an upper outer shell, a lower inner shell, an upper inner shell and a handle, wherein the lower outer shell is fixed on a calibration table base through a fixing support, the upper outer shell is arranged on the lower outer shell through an upper end head and a lower end head matched with a shaft sleeve, the lower inner shell and the upper inner shell are positioned in the lower outer shell and the upper outer shell, and the handle is fixed on the upper outer shell.
Description
Technical Field
The utility model relates to the technical field of sensor calibration, in particular to a coaxial heat preservation device for a rotary table.
Background
The process of scaling the sensor with a standard instrument is called calibration. In particular to a piezoelectric pressure sensor, a series of processes of generating a standard force with known magnitude by using a special calibration device such as a piston manometer to act on the sensor, outputting a corresponding charge signal by the sensor, measuring the charge signal by using a standard detection device with known precision to obtain the magnitude of the charge signal, and obtaining a set of input-output relations, are calibration processes of the piezoelectric pressure sensor. The three-axis turntable is widely applied to calibration of various direction sensors, and the stability and repeated positioning precision of the structure of the three-axis turntable have decisive influence on the measurement precision of the sensors.
The sensor calibration rotary table in the prior art does not have a coaxial heat preservation function because the sensor calibration rotary table needs to rotate in the calibration process, so that a coaxial heat preservation device for the sensor calibration rotary table is urgently needed to be provided.
SUMMERY OF THE UTILITY MODEL
The utility model provides a coaxial heat preservation device for a rotary table, and aims to solve the technical defects.
The specific technical scheme provided by the utility model is as follows:
the utility model provides a coaxial heat preservation device for a turntable, which comprises a lower outer shell, an upper outer shell, a lower inner shell, an upper inner shell and a handle, wherein the lower outer shell is fixed on a base of a calibration table through a fixing support, the upper outer shell is mounted on the lower outer shell through an upper end head and a lower end head which are matched with a shaft sleeve, the lower inner shell and the upper inner shell are positioned in the lower outer shell and the upper outer shell, and the handle is fixed on the upper outer shell, one sides of the upper outer shell and the lower outer shell are hinged through hinges, and the upper outer shell and the lower outer shell are fixed through buckles.
Optionally, the shaft sleeve is fixed on the lower shell by adopting a lower end head, the lower end head is fixed on the lower shell by adopting a screw, and the upper end head is fixed on the upper shell by adopting a screw.
Optionally, a through hole for the rotating shaft to pass through is formed in the shaft sleeve, and semicircular holes matched with the upper end heads are formed in the splicing positions of the upper outer shell and the upper inner shell and the lower outer shell and the lower inner shell.
The utility model has the following beneficial technical effects:
the utility model provides a coaxial heat preservation device for a turntable, which comprises a lower outer shell, an upper outer shell, a lower inner shell, an upper inner shell and a handle, wherein the lower outer shell is fixed on a base of a calibration table by a fixing support, the upper outer shell is arranged on the lower outer shell by an upper end head and a lower end head which are matched with a shaft sleeve, the lower inner shell and the upper inner shell are positioned in the lower outer shell and the upper outer shell, and the handle is fixed on the upper outer shell.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is an isometric view of a coaxial thermal insulation device for a turntable according to an embodiment of the present invention;
fig. 2 is a schematic front view of a coaxial thermal insulation device for a turntable according to an embodiment of the present invention;
fig. 3 is a schematic cross-sectional structural view of a coaxial thermal insulation device for a turntable according to an embodiment of the present invention;
fig. 4 is a schematic view of an installation structure of a coaxial heat preservation device for a turntable according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, and it is apparent that the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
A coaxial thermal insulation apparatus for a turntable according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 4.
Referring to fig. 1 to 4, a coaxial insulation device 3 for a turntable according to an embodiment of the present invention includes a lower outer shell 301 fixed on a calibration table base 2 by using a fixing bracket 1, an upper outer shell 305 mounted on the lower outer shell 301 by using an upper end 302 and a lower end 303 to cooperate with a bushing 304, a lower inner shell 306 and an upper inner shell 307 located inside the lower outer shell 301 and the upper outer shell 305, and a handle 308 fixed on the upper outer shell 305, wherein one side of the upper outer shell 305 and one side of the lower outer shell 301 are hinged by using a hinge, the upper outer shell 305 and the lower outer shell 301 are fixed by using a buckle 309, and after the buckle 309 is released, the upper outer shell 305 can rotate relative to the lower outer shell 301 by using the handle 308, so as to open and close the coaxial insulation device 3.
Referring to fig. 1, 2, 3 and 4, a shaft sleeve 304 is fixed to the lower housing 301 by a lower end 303, the lower end 303 is fixed to the lower housing 301 by screws, the upper end 302 is fixed to the upper housing 305 by screws, and the rotating shaft 4 passes through the shaft sleeve 304 and is installed. Adopt the mounting means of upper end, lower extreme head cooperation axle sleeve, both can realize demarcating the heat preservation of subassembly, have simultaneously can not influence the subassembly of demarcation and rotate along with pivot 4, do not influence opening and shutting of coaxial heat preservation device 3 in addition.
In an example, the lower inner shell 306 and the upper inner shell 307 are provided with heat flow holes, and the outer surfaces of the lower inner shell 306 and the upper inner shell 307 are provided with non-metal heating tapes, so that heat generated by the heating tapes of the coaxial heat preservation device 4 can be conducted to a sensor to be calibrated, and the non-metal heating tapes do not generate magnetic field interference to influence the calibration accuracy of the sensor.
Referring to fig. 1, 2, 3 and 4, a through hole for a rotating shaft to pass through is formed in the shaft sleeve 304, the upper end 302 is fixed on the upper outer shell 305, a semicircular hole matched with the upper end 302 is formed at the joint of the upper outer shell 305 and the upper inner shell 307 and the lower outer shell 301 and the lower inner shell 306, and the upper end 302 is in a semicircular structure matched with the shaft sleeve 304.
The utility model provides a coaxial heat preservation device for a turntable, which comprises a lower outer shell, an upper outer shell, a lower inner shell, an upper inner shell and a handle, wherein the lower outer shell is fixed on a base of a calibration table by a fixing support, the upper outer shell is arranged on the lower outer shell by an upper end head and a lower end head which are matched with a shaft sleeve, the lower inner shell and the upper inner shell are positioned in the lower outer shell and the upper outer shell, and the handle is fixed on the upper outer shell.
It will be apparent to those skilled in the art that various modifications and variations can be made in the embodiments of the present invention without departing from the spirit or scope of the embodiments of the utility model. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to encompass such modifications and variations.
Claims (3)
1. The utility model provides a coaxial heat preservation device is used to revolving stage, its characterized in that, coaxial heat preservation device is used to revolving stage is including adopting the fixed bolster to fix the lower shell on demarcating the platform base, adopting upper end and lower end cooperation axle sleeve to install last shell on the shell down, being located the shell down with go up inside lower inner shell and the last inner shell of shell, fix handle on the last shell, wherein, go up the shell with one side of shell adopts the hinge articulated down, go up the shell with adopt the buckle to fix down between the shell.
2. The coaxial insulation device for a turntable according to claim 1, wherein the bushing is fixed to the lower housing by a lower end head, the lower end head is fixed to the lower housing by a screw, and the upper end head is fixed to the upper housing by a screw.
3. The coaxial insulation device for the turntable according to claim 1, wherein a through hole for a rotating shaft to pass through is provided on the shaft sleeve, and a semicircular hole matched with the upper end head is provided at a joint of the upper outer shell and the upper inner shell and the lower outer shell and the lower inner shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123266616.8U CN216770657U (en) | 2021-12-23 | 2021-12-23 | Coaxial heat preservation device for turntable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123266616.8U CN216770657U (en) | 2021-12-23 | 2021-12-23 | Coaxial heat preservation device for turntable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216770657U true CN216770657U (en) | 2022-06-17 |
Family
ID=81968293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123266616.8U Active CN216770657U (en) | 2021-12-23 | 2021-12-23 | Coaxial heat preservation device for turntable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216770657U (en) |
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2021
- 2021-12-23 CN CN202123266616.8U patent/CN216770657U/en active Active
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