CN210639347U - Industrial viewfinder - Google Patents
Industrial viewfinder Download PDFInfo
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- CN210639347U CN210639347U CN201921969487.9U CN201921969487U CN210639347U CN 210639347 U CN210639347 U CN 210639347U CN 201921969487 U CN201921969487 U CN 201921969487U CN 210639347 U CN210639347 U CN 210639347U
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- operating handle
- supporting rod
- steering
- driving motor
- viewfinder
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Abstract
The utility model discloses an industrial viewfinder, the display screen is fixedly connected with an operating handle, the viewfinder is connected with the display screen through a lead, a support rod is fixedly connected with the viewfinder, a first steering driving motor is fixedly connected with the support rod and is electrically connected with the operating handle, a first universal wheel is connected with the first steering driving motor through a rotating shaft, the operating handle controls the mobile device to work to drive the support rod and the lead to enter the interior of the machine, the viewfinder images the condition of the interior of the machine on the display screen, when the obstacle is close to, the operating handle controls the first steering driving motor at the front end of the support rod to drive the first universal wheel to rotate to drive the support rod to steer, so that the viewfinder can go deeper into the interior of the machine, therefore, the internal exploration of the machine is more complete, and the exploration effect is better.
Description
Technical Field
The utility model relates to an industry is visited equipment field, especially relates to an industry is visited sight glass.
Background
At present, in the field of industrial machinery, the condition of a pipeline or a narrow part cannot be observed well, especially in a small pipeline or a small gap, the light inside the pipeline is poor, and the condition inside the pipeline cannot be observed by naked eyes.
So need use the inside narrow department that visit mirror got into machinery to observe, but mechanical inner structure is complicated, and adapting unit is various, and the visit mirror can only follow the entry straight line and get into, can't visit the machinery inside completely, and operating personnel can't accurately obtain the inside figure of machinery like this, influences and visits the effect.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an industry visits the mirror, and it is complicated to aim at solving the mechanical inner structure among the prior art, and adapting unit is various, visits the mirror and can only follow the entry straight line and get into, can't visit mechanical inside completely, so operating personnel can't accurately obtain mechanical inside figure, influences the technical problem who visits the effect.
In order to achieve the purpose, the utility model discloses an industrial viewfinder, which comprises an operating handle, a display screen, a viewfinder, a support rod, a mobile device and a steering device; the display screen is fixedly connected with the operating handle and positioned on one side of the operating handle, the observation mirror is connected with the display screen through a lead and positioned on one side of the operating handle far away from the display screen, the operating handle extends out of one end of the operating handle far away from the display screen, the supporting rod is fixedly connected with the observation mirror and positioned on one side of the observation mirror close to the operating handle through a lead, the moving device is rotatably connected with the supporting rod to drive the observation mirror to walk, and the steering device is rotatably connected with the supporting rod to drive the supporting rod to steer; turn to the device and include first steering drive motor and a universal wheel, first steering drive motor with bracing piece fixed connection, and with the operating handle electricity is connected, and is located the bracing piece is kept away from the one end of visiting the sight glass, first steering drive motor with the mobile device is towards the same direction, a universal wheel with first steering drive motor is connected through the pivot, and is located first steering drive motor keeps away from one side of bracing piece.
The moving device comprises a walking wheel and a servo motor, the walking wheel is rotatably connected with the supporting rod through a support, is positioned on the periphery of the supporting rod, faces the same direction as the first steering driving motor, and is positioned between the first steering driving motor and the observation mirror; the servo motor is connected with the travelling wheels in a rotating mode, is fixedly connected with the supporting rod, and is located on one side, close to the travelling wheels, of the supporting rod.
The steering device comprises a second steering driving motor and a second universal wheel, the second steering driving motor is fixedly connected with the supporting rod, is electrically connected with the operating handle and is positioned at one end of the supporting rod, which is far away from the first steering driving motor, and the second steering driving motor and the first steering driving motor face the same direction; the second universal wheel is connected with the second steering driving motor through a rotating shaft and is positioned on one side, far away from the supporting rod, of the second steering driving motor.
The mobile device further comprises a first anti-skid pad, and the first anti-skid pad is fixedly connected with the travelling wheel and sleeved on the periphery of the travelling wheel; the steering device comprises a second anti-skid pad and a third anti-skid pad, the second anti-skid pad is fixedly connected with the first universal wheel and sleeved on the periphery of the first universal wheel, and the third anti-skid pad is fixedly connected with the second universal wheel and sleeved on the periphery of the second universal wheel.
The mobile device further comprises a visiting radar, wherein the visiting radar is fixedly connected with the supporting rod, is electrically connected with the display screen and is positioned at one end, close to the visiting mirror, of the supporting rod.
The industrial viewfinder further comprises a rotary bearing, wherein the rotary bearing is fixedly connected with the supporting rod, is rotatably connected with the viewfinder and is positioned between the supporting rod and the viewfinder.
The industrial viewfinder further comprises a bearing driving motor, the bearing driving motor is fixedly connected with the supporting rod and is connected with the rotating bearing in a rotating mode, the operating handle is electrically connected with the bearing driving motor, and the bearing driving motor is located at one end, close to the rotating bearing, of the supporting rod.
The industrial viewfinder further comprises a connecting shaft and a winder, wherein the connecting shaft is rotatably connected with the operating handle, is positioned on one side of the operating handle, which is far away from the display screen, and is positioned inside the operating handle; the winder is fixedly connected with the connecting shaft, is positioned at the periphery of the connecting shaft and is used for accommodating and connecting wires between the display screen and the observation mirror.
The industrial viewfinder further comprises a rotating handle, wherein the rotating handle is fixedly connected with the connecting shaft, is abutted against the operating handle and is positioned on the outer side of the operating handle and close to the connecting shaft.
The industrial viewfinder further comprises an expansion spring, wherein the expansion spring is fixedly connected with the operating handle, is abutted against the supporting rod and is positioned at one side of the supporting rod, which is close to the operating handle.
The utility model discloses an industry viewfinder, the display screen with operating handle fixed connection, the viewfinder passes through the wire with the display screen is connected, the bracing piece with viewfinder fixed connection, first steering drive motor with bracing piece fixed connection, and with operating handle electricity is connected, first universal wheel with first steering drive motor is connected through the pivot, operating handle control the mobile device work, drive bracing piece and wire entering machinery inside, the viewfinder forms images the condition of machinery inside on the display screen, when being close to the obstacle, operating handle control is located the first steering drive motor drive of bracing piece front end first universal wheel rotates, drives the bracing piece turns to, makes the viewfinder can go deeper into the inside of machinery, so to the visit of machinery inside more complete, the visiting effect is better.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is an external structural schematic diagram of the operating handle of the present invention.
Fig. 2 is a schematic view of the internal structure of the operating handle of the present invention.
Fig. 3 is a schematic view of the connection structure of the support rod and the observation mirror of the present invention.
In the figure: 1-an operating handle, 2-a display screen, 3-a viewing mirror, 4-a supporting rod, 5-a moving device, 6-a steering device, 7-a rotating bearing, 8-a bearing driving motor, 9-a connecting shaft, 10-a winder, 11-a rotating handle, 12-a telescopic spring, 51-a traveling wheel, 52-a servo motor, 53-a first anti-skid pad, 54-a viewing radar, 61-a first steering driving motor, 62-a first universal wheel, 63-a second steering driving motor, 64-a second universal wheel, 65-a second anti-skid pad, 66-a third anti-skid pad and 100-an industrial viewing mirror.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In a first example of the present embodiment:
referring to fig. 1 to 3, the present invention provides an industrial viewfinder 100, which includes an operating handle 1, a display screen 2, a viewfinder 3, a support rod 4, a moving device 5 and a steering device 6; the display screen 2 is fixedly connected with the operating handle 1 and is positioned on one side of the operating handle 1, the viewfinder 3 is connected with the display screen 2 through a lead, is positioned on one side of the operating handle 1 far away from the display screen 2, and extends out of the operating handle 1 from one end of the operating handle 1 far away from the display screen 2, the support rod 4 is fixedly connected with the viewfinder 3, is connected with the operating handle 1 through a lead, is positioned on one side of the viewfinder 3 close to the operating handle 1, the moving device 5 is rotatably connected with the support rod 4 to drive the viewfinder 3 to walk, and the steering device 6 is rotatably connected with the support rod 4 to drive the support rod 4 to steer; turn to device 6 and include first steering drive motor 61 and a universal wheel 62, first steering drive motor 61 with bracing piece 4 fixed connection, and with operating handle 1 electricity is connected, and is located bracing piece 4 is kept away from the one end of spy-seeing mirror 3, first steering drive motor 61 with mobile device 5 is towards the same direction, a universal wheel 62 with first steering drive motor 61 is connected through the pivot, and is located first steering drive motor 61 is kept away from one side of bracing piece 4.
Further, the moving device 5 comprises a walking wheel 51 and a servo motor 52, wherein the walking wheel 51 is rotatably connected with the support rod 4 through a bracket, is positioned on the periphery of the support rod 4, faces the same direction as the first steering driving motor 61, and is positioned between the first steering driving motor 61 and the observation mirror 3; the servo motor 52 is rotatably connected with the traveling wheel 51, fixedly connected with the supporting rod 4 and positioned at one side of the supporting rod 4 close to the traveling wheel 51.
Further, the steering device 6 includes a second steering driving motor 63 and a second universal wheel 64, the second steering driving motor 63 is fixedly connected to the support rod 4, and is electrically connected to the operating handle 1, and is located at one end of the support rod 4 far away from the first steering driving motor 61, and the second steering driving motor 63 and the first steering driving motor 61 face the same direction; the second universal wheel 64 is connected with the second steering driving motor 63 through a rotating shaft and is positioned on one side of the second steering driving motor 63 far away from the supporting rod 4.
Further, the moving device 5 further comprises a first anti-skid pad 53, wherein the first anti-skid pad 53 is fixedly connected with the traveling wheel 51 and sleeved on the periphery of the traveling wheel 51; the steering device 6 comprises a second anti-skid pad 65 and a third anti-skid pad 66, the second anti-skid pad 65 is fixedly connected with the first universal wheel 62 and sleeved on the periphery of the first universal wheel 62, and the third anti-skid pad 66 is fixedly connected with the second universal wheel 64 and sleeved on the periphery of the second universal wheel 64.
Further, the mobile device 5 further includes a view radar 54, and the view radar 54 is fixedly connected to the support rod 4, electrically connected to the display screen 2, and located at one end of the support rod 4 close to the view mirror 3.
In this embodiment, the operating handle 1 is T-shaped and hollow inside, and accommodates a wire connecting the display screen 2 and the view mirror 3, the bottom of the operating handle 1 is a grip, the display screen 2 is screwed on the top end of the operating handle 1 and has a control button, the front end of the operating handle 1 has a through hole and extends into the operating handle 1, so that the wire can extend into the operating handle 1, the view mirror 3 and the wire enter and exit from the through hole at the front end of the operating handle 1, the view mirror 3 is fixed by the support rod 4 and the wire, the support rod 4 surrounds the periphery of the wire, fixes the connection between the wire and the view mirror 3, the support rod 4 is rectangular and hollow inside, accommodates various driving devices, and the walking wheel 51 rotates with the support rod 4 through a bracket, the first anti-skid pad 53 made of PC rubber is wrapped on the periphery of the walking wheel 51, friction between the first anti-skid pad and the mechanical surface is increased, the servo motor 52 is fixed at the bottom of the supporting rod 4 and close to the walking wheel 51, an output shaft of the servo motor 52 is connected with the center of the walking wheel 51 and is connected with a control button of the operating handle 1 through a wire, a control signal is sent out through the control button, the servo motor 52 drives the walking wheel 51 to rotate so as to drive the supporting rod 4 to slide, the first steering driving motor 61 and the second steering driving motor are respectively connected with the control button of the operating handle 1 through a wire and are respectively located at the front end and the rear end of the supporting rod 4, an output shaft of the first steering driving motor 61 faces the lower part of the supporting rod 4, the first universal wheel 62 is connected with the rotating shaft, the first universal wheel 62 is positioned at one end of the supporting rod 4 close to the observation mirror 3, the second anti-skid pad 65 is sleeved on the periphery of the first universal wheel 62, and the first steering driving motor 61 drives the first universal wheel 62 to change the direction; the output shaft of the second steering motor also faces the lower part of the support rod 4 and is connected with the second universal wheel 64 through a rotating shaft, the second universal wheel 64 is positioned at one end of the support rod 4 far away from the observation mirror 3, the periphery of the second universal wheel is sleeved with the third anti-skidding pad 66, the second steering motor drives the second universal wheel 64 to change the direction, so that the support rod 4 is steered by taking the traveling wheel 51 as the center, and the traveling direction of the support rod 4 is changed; the position of the supporting rod 4 close to the observation mirror 3 is provided with the observation radar 54, the observation radar 54 detects the obstacle in front of the observation mirror 3 and transmits the obstacle to the display screen 2 through a wire, the display screen 2 generates distance data to avoid the collision between the walking of the observation mirror 3 and an object when the image is not clear, so that the observation mirror 3 is arranged at the front end of the supporting rod 4, the operating handle 1 controls the servo motor 52 to work, the servo motor 52 drives the walking wheel 51 to rotate, the supporting rod 4 and the wire are driven to extend out of the operating handle 1 and enter the inside of the machine, the observation mirror 3 and the observation radar 54 image the condition inside the machine on the display screen 2, when the obstacle is close to, the operating handle 1 controls the first steering driving motor 61 at the front end of the supporting rod 4 to drive the first universal wheel 62 to rotate, meanwhile, the second steering motor drives the first universal wheel 62 positioned at the rear end of the supporting rod 4 to rotate, so that the supporting rod 4 is driven to rotate by taking the traveling wheel 51 as a center, the observation mirror 3 can be inserted into the machine, the observation of the interior of the machine is more complete, and the observation effect is better.
In a second example of the present embodiment:
referring to fig. 1 and 3, the present invention provides an industrial viewfinder 100, which includes an operating handle 1, a display screen 2, a viewfinder 3, a support rod 4, a moving device 5 and a steering device 6; the display screen 2 is fixedly connected with the operating handle 1 and is positioned on one side of the operating handle 1, the viewfinder 3 is connected with the display screen 2 through a lead, is positioned on one side of the operating handle 1 far away from the display screen 2, and extends out of the operating handle 1 from one end of the operating handle 1 far away from the display screen 2, the support rod 4 is fixedly connected with the viewfinder 3, is connected with the operating handle 1 through a lead, is positioned on one side of the viewfinder 3 close to the operating handle 1, the moving device 5 is rotatably connected with the support rod 4 to drive the viewfinder 3 to walk, and the steering device 6 is rotatably connected with the support rod 4 to drive the support rod 4 to steer; turn to device 6 and include first steering drive motor 61 and a universal wheel 62, first steering drive motor 61 with bracing piece 4 fixed connection, and with operating handle 1 electricity is connected, and is located bracing piece 4 is kept away from the one end of spy-seeing mirror 3, first steering drive motor 61 with mobile device 5 is towards the same direction, a universal wheel 62 with first steering drive motor 61 is connected through the pivot, and is located first steering drive motor 61 is kept away from one side of bracing piece 4.
Further, the industrial viewfinder 100 further comprises a rotary bearing 7, wherein the rotary bearing 7 is fixedly connected with the support rod 4, is rotatably connected with the viewfinder 3, and is located between the support rod 4 and the viewfinder 3.
Further, the industrial viewfinder 100 further comprises a bearing driving motor 8, the bearing driving motor 8 is fixedly connected with the support rod 4, rotatably connected with the rotating bearing 7 and electrically connected with the operating handle 1, and the bearing driving motor 8 is located at one end of the support rod 4 close to the rotating bearing 7.
In this embodiment, the rotating bearing 7 includes a fixing member and a rotating member, the fixing member is in a circular ring shape, a side end of the fixing member is connected to an end of the supporting rod 4, the rotating member is located inside the fixing member, is connected to the fixing member in a sliding manner, and is limited inside the fixing member to perform axial rotation, the bearing driving motor 8 is fixed to a front end of the supporting rod 4 in a threaded manner, and is located inside the fixing member of the rotating bearing 7, an output shaft is connected to the rotating member to drive the rotating member to rotate on the fixing member, the observing mirror 3 is connected to the rotating member of the rotating bearing 7, and is located at one end of the rotating member extending out of the fixing member, the observing mirror 3 forms an included angle of 90 degrees with a surface of the fixing member, and drives the rotating member to rotate through the bearing driving motor 8 to drive an axis of the observing mirror 3 to rotate, so, thereby the imaging range is larger and the visiting effect is better.
In a third example of the present embodiment:
referring to fig. 1 and 2, the present invention provides an industrial viewfinder 100, which includes an operating handle 1, a display screen 2, a viewfinder 3, a support rod 4, a moving device 5 and a steering device 6; the display screen 2 is fixedly connected with the operating handle 1 and is positioned on one side of the operating handle 1, the viewfinder 3 is connected with the display screen 2 through a lead, is positioned on one side of the operating handle 1 far away from the display screen 2, and extends out of the operating handle 1 from one end of the operating handle 1 far away from the display screen 2, the support rod 4 is fixedly connected with the viewfinder 3, is connected with the operating handle 1 through a lead, is positioned on one side of the viewfinder 3 close to the operating handle 1, the moving device 5 is rotatably connected with the support rod 4 to drive the viewfinder 3 to walk, and the steering device 6 is rotatably connected with the support rod 4 to drive the support rod 4 to steer; turn to device 6 and include first steering drive motor 61 and a universal wheel 62, first steering drive motor 61 with bracing piece 4 fixed connection, and with operating handle 1 electricity is connected, and is located bracing piece 4 is kept away from the one end of spy-seeing mirror 3, first steering drive motor 61 with mobile device 5 is towards the same direction, a universal wheel 62 with first steering drive motor 61 is connected through the pivot, and is located first steering drive motor 61 is kept away from one side of bracing piece 4.
Further, the industrial viewfinder 100 further comprises a connecting shaft 9 and a winder 10, wherein the connecting shaft 9 is rotatably connected with the operating handle 1, is positioned on one side of the operating handle 1 far away from the display screen 2, and is positioned inside the operating handle 1; the winder 10 is fixedly connected with the connecting shaft 9, is positioned on the periphery of the connecting shaft 9 and is used for accommodating and connecting wires between the display screen 2 and the observation mirror 3.
Further, the industrial viewfinder 100 further comprises a rotating handle 11, wherein the rotating handle 11 is fixedly connected with the connecting shaft 9, is abutted against the operating handle 1, is located on the outer side of the operating handle 1, and is close to the connecting shaft 9.
Further, the industrial viewfinder 100 further comprises a telescopic spring 12, wherein the telescopic spring 12 is fixedly connected with the operating handle 1, is abutted against the supporting rod 4, and is located on one side of the operating handle 1 close to the supporting rod 4.
In this embodiment, the bobbin winder 10 is a container for storing a wire, the bobbin winder 10 has baffles on both sides and a support rod 4 in the middle, the connecting shaft 9 is located inside the operating handle 1 and penetrates both sides of the operating handle 1 to connect with an external rotating handle 11, the rotating handle 11 is "Z" shaped, the rotating handle 11 is rotated to drive the connecting shaft 9 to rotate, so that the bobbin winder 10 axially rotates to pay out and take up a wire, the extension spring 12 is fixed at the front end of the operating handle 1 and abuts against the tail end of the support rod 4, when the support rod 4 retracts to the front end of the operating handle 1, the extension spring 12 abuts against the support rod 4 to prevent the support rod 4 from colliding with the operating handle 1 and damaging the sight glass 3 at the front end of the support rod 4, so as to ensure that the wire and the sight glass 3 can be safely stored during the take-up process, avoid accomodating improper influence and visit the effect.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention.
Claims (10)
1. An industrial viewfinder is characterized by comprising an operating handle, a display screen, the viewfinder, a supporting rod, a moving device and a steering device;
the display screen is fixedly connected with the operating handle and positioned on one side of the operating handle, the observation mirror is connected with the display screen through a lead and positioned on one side of the operating handle far away from the display screen, the operating handle extends out of one end of the operating handle far away from the display screen, the supporting rod is fixedly connected with the observation mirror and positioned on one side of the observation mirror close to the operating handle through a lead, the moving device is rotatably connected with the supporting rod to drive the observation mirror to walk, and the steering device is rotatably connected with the supporting rod to drive the supporting rod to steer;
turn to the device and include first steering drive motor and a universal wheel, first steering drive motor with bracing piece fixed connection, and with the operating handle electricity is connected, and is located the bracing piece is kept away from the one end of visiting the sight glass, first steering drive motor with the mobile device is towards the same direction, a universal wheel with first steering drive motor is connected through the pivot, and is located first steering drive motor keeps away from one side of bracing piece.
2. The industrial scope of claim 1,
the moving device comprises a walking wheel and a servo motor, the walking wheel is rotatably connected with the supporting rod through a support, is positioned on the periphery of the supporting rod, faces the same direction as the first steering driving motor, and is positioned between the first steering driving motor and the observation mirror; the servo motor is connected with the travelling wheels in a rotating mode, is fixedly connected with the supporting rod, and is located on one side, close to the travelling wheels, of the supporting rod.
3. The industrial scope of claim 2,
the steering device comprises a second steering driving motor and a second universal wheel, the second steering driving motor is fixedly connected with the supporting rod, is electrically connected with the operating handle and is positioned at one end of the supporting rod, which is far away from the first steering driving motor, and the second steering driving motor and the first steering driving motor face the same direction; the second universal wheel is connected with the second steering driving motor through a rotating shaft and is positioned on one side, far away from the supporting rod, of the second steering driving motor.
4. The industrial scope of claim 3,
the mobile device further comprises a first anti-skid pad, and the first anti-skid pad is fixedly connected with the travelling wheel and sleeved on the periphery of the travelling wheel; the steering device comprises a second anti-skid pad and a third anti-skid pad, the second anti-skid pad is fixedly connected with the first universal wheel and sleeved on the periphery of the first universal wheel, and the third anti-skid pad is fixedly connected with the second universal wheel and sleeved on the periphery of the second universal wheel.
5. The industrial scope of claim 4,
the mobile device further comprises a visiting radar, wherein the visiting radar is fixedly connected with the supporting rod, is electrically connected with the display screen and is positioned at one end, close to the visiting mirror, of the supporting rod.
6. The industrial scope of claim 1,
the industrial viewfinder further comprises a rotary bearing, wherein the rotary bearing is fixedly connected with the supporting rod, is rotatably connected with the viewfinder and is positioned between the supporting rod and the viewfinder.
7. The industrial scope of claim 6,
the industrial viewfinder further comprises a bearing driving motor, the bearing driving motor is fixedly connected with the supporting rod and is connected with the rotating bearing in a rotating mode, the operating handle is electrically connected with the bearing driving motor, and the bearing driving motor is located at one end, close to the rotating bearing, of the supporting rod.
8. The industrial scope of claim 1,
the industrial viewfinder further comprises a connecting shaft and a winder, wherein the connecting shaft is rotatably connected with the operating handle, is positioned on one side of the operating handle, which is far away from the display screen, and is positioned inside the operating handle; the winder is fixedly connected with the connecting shaft, is positioned at the periphery of the connecting shaft and is used for accommodating and connecting wires between the display screen and the observation mirror.
9. The industrial scope of claim 8,
the industrial viewfinder further comprises a rotating handle, wherein the rotating handle is fixedly connected with the connecting shaft, is abutted against the operating handle and is positioned on the outer side of the operating handle and close to the connecting shaft.
10. The industrial scope of claim 9,
the industrial viewfinder further comprises an expansion spring, wherein the expansion spring is fixedly connected with the operating handle, is abutted against the supporting rod and is positioned at one side of the supporting rod, which is close to the operating handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921969487.9U CN210639347U (en) | 2019-11-14 | 2019-11-14 | Industrial viewfinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921969487.9U CN210639347U (en) | 2019-11-14 | 2019-11-14 | Industrial viewfinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210639347U true CN210639347U (en) | 2020-05-29 |
Family
ID=70797566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921969487.9U Expired - Fee Related CN210639347U (en) | 2019-11-14 | 2019-11-14 | Industrial viewfinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210639347U (en) |
-
2019
- 2019-11-14 CN CN201921969487.9U patent/CN210639347U/en not_active Expired - Fee Related
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Granted publication date: 20200529 |