CN213301569U - Colliery self-rescuer gas tightness verifying attachment - Google Patents
Colliery self-rescuer gas tightness verifying attachment Download PDFInfo
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- CN213301569U CN213301569U CN202021807288.0U CN202021807288U CN213301569U CN 213301569 U CN213301569 U CN 213301569U CN 202021807288 U CN202021807288 U CN 202021807288U CN 213301569 U CN213301569 U CN 213301569U
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- rescuer
- self
- handle
- casing
- verifying attachment
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Abstract
The utility model discloses a colliery self-rescuer gas tightness verifying attachment relates to check out test set technical field, including the verifying attachment body, the upper surface of verifying attachment body is provided with the casing, the top left side fixedly connected with connecting seat of casing, one side that the casing was kept away from to the connecting seat articulates there is the handle, the middle part of handle is provided with the ejector pin, the bottom fixedly connected with stopper of ejector pin, the external surface fixedly connected with external screw thread of ejector pin, there is the nut upper end of ejector pin through external screw thread threaded connection, the lower extreme of nut passes through the bearing and is connected with the middle part upper surface rotation of handle, the handle is kept away from to the handle on the one end of connecting seat and is connected with the pressure handle. The utility model discloses a cooperation of stopper, ejector pin and nut can be fixed the self-rescuer on the verifying attachment body, the utility model discloses convenient to use, the verifying attachment body is convenient for fix the self-rescuer in colliery, and the processing ease more helps people's use.
Description
Technical Field
The utility model relates to an inspection equipment technical field specifically is a colliery self-rescuer gas tightness verifying attachment.
Background
The self-rescuer is a portable breathing protection device for preventing harmful gas poisoning or oxygen deficiency asphyxiation when a person entering a well has fire, gas, coal dust explosion and coal and gas outburst in the well, and is equipment for protecting personal respiratory organs, which has small volume and light weight and is convenient to carry. At present, the air tightness testing device of the existing coal mine self-rescuer is inconvenient to fix when the self-rescuer is tested, is troublesome to operate, is not beneficial to people, and along with the progress of scientific technology and the development of society, people put forward higher requirements on the air tightness testing device, so that the air tightness testing device of the coal mine self-rescuer is provided for solving the problems.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a colliery self-rescuer gas tightness verifying attachment has solved the current colliery self-rescuer gas tightness verifying attachment that proposes in the above-mentioned background art and is not convenient for fix when examining the self-rescuer, and troublesome poeration is unfavorable for people's the problem of use.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:
a gas tightness testing device for a coal mine self-rescuer comprises a testing device body, wherein a shell is arranged on the upper surface of the testing device body, a connecting seat is fixedly connected to the left side of the top end of the shell, a lifting beam is hinged to one side, away from the shell, of the connecting seat, a lifting beam is hinged to the middle portion of the lifting beam, a lifting rod is arranged in the middle of the lifting beam, a limiting block is fixedly connected to the bottom end of the lifting rod, external threads are fixedly connected to the outer surface of the lifting rod, a nut is connected to the upper end of the lifting rod through external threads, the lower end of the nut is rotatably connected with the upper surface of the middle portion of the lifting beam through a bearing, a pressing handle is fixedly connected to the upper surface of one end, away from the connecting seat, of the lifting beam, away from the connecting seat, a first closing buckle is fixedly connected to the lower surface of, a self-rescuer is arranged in the shell.
Further, the lower surface of casing and verifying attachment body upper surface fixed connection, logical groove has all been seted up to the top and the bottom of casing, and the back of casing sets up the opening that is greater than the self-rescuer.
Further, the size of the inner cavity of the shell is larger than that of the self-rescuer.
Furthermore, the limiting block is located below the lifting beam, and the lower surface of the limiting block is in contact with the upper surface of the self-rescuer.
Furthermore, the middle part of the lifting beam is provided with a through hole with the diameter larger than that of the ejector rod, and the ejector rod is connected to the middle part of the lifting beam in a sliding mode through the through hole.
(III) advantageous effects
The utility model provides a colliery self-rescuer gas tightness verifying attachment possesses following beneficial effect:
(1) this colliery self-rescuer gas tightness verifying attachment can make stopper, ejector pin and nut be located the self-rescuer directly over through rotating the handle, closes through first knot and second and detains can fix the position of handle, through rotating the nut, can make the ejector pin drive the stopper and remove to make the stopper closely offset with the upper surface of self-rescuer, through the cooperation of stopper, ejector pin and nut, can fix the self-rescuer on the verifying attachment body, the utility model discloses convenient to use, the verifying attachment body is convenient for fix the colliery self-rescuer, and easy operation more helps people's use.
Drawings
FIG. 1 is a schematic front view of the structure of the gas tightness testing device of the coal mine self-rescuer of the present invention;
fig. 2 is the utility model relates to a rear view schematic diagram of colliery self-rescuer gas tightness verifying attachment structure.
In the figure: 1. a testing device body; 2. a housing; 3. a connecting seat; 4. a mounting seat; 5. a second snap fastener; 6. a limiting block; 7. a top rod; 8. a nut; 9. lifting the beam; 10. pressing the handle; 11. a self-rescuer.
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.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on 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.
In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature
Referring to fig. 1-2, the present invention provides a technical solution:
a gas tightness testing device for a coal mine self-rescuer comprises a testing device body 1, a shell 2 is arranged on the upper surface of the testing device body 1, the lower surface of the shell 2 is fixedly connected with the upper surface of the testing device body 1, through grooves are formed in the top end and the bottom end of the shell 2, an opening larger than a self-rescuer 11 is formed in the back surface of the shell 2, the size of an inner cavity of the shell 2 is larger than that of the self-rescuer 11, a connecting seat 3 is fixedly connected to the left side of the top end of the shell 2, a lifting beam 9 is hinged to one side, away from the shell 2, of the connecting seat 3, a top rod 7 is arranged in the middle of the lifting beam 9, a through hole with a diameter larger than that of the top rod 7 is formed in the middle of the lifting beam 9, a limiting block 6 is fixedly connected to the bottom end of the top rod 7, the limiting block 6, the outer surface of the ejector rod 7 is fixedly connected with external threads, the upper end of the ejector rod 7 is connected with a nut 8 through external threads, the lower end of the nut 8 is rotatably connected with the upper surface of the middle part of a lifting beam 9 through a bearing, the upper surface of one end, far away from the connecting seat 3, of the lifting beam 9 is fixedly connected with a pressing handle 10, the lower surface of one end, far away from the connecting seat 3, of the lifting beam 9 is fixedly connected with a first closing buckle, the right side of the top end of the shell 2 is fixedly connected with a mounting seat 4, the upper surface of the mounting seat 4 is fixedly connected with a second closing buckle 5, the second closing buckle 5 is clamped with the first closing buckle, a self-rescuer 11 is arranged in the shell 2, when the self-rescuer 11 is examined, the self-rescuer 11 is firstly arranged in the shell 2, so that the lower surface of the self-rescuer 11 is arranged on the upper surface of the, make handle 9 keep away from one end and the contact of mount pad 4 of connecting seat 3, close 5 and the first joint of detaining through the second, can be with the rigidity of handle 9, and simultaneously, the lower surface of stopper 6 is located self-rescuer 11 directly over, through corotation nut 8, ejector pin 7 moves down under the external screw thread effect, ejector pin 7 can drive stopper 6 and remove at the downstream in-process, the lower surface until stopper 6 closely offsets with the upper surface of self-rescuer 11, stall nut 8, at this moment, can prevent that ejector pin 7 from removing in the through-hole under the effect of nut 8 and external screw thread, play limiting displacement to ejector pin 7, and then play limiting displacement to stopper 6, consequently, at stopper 6, under the cooperation of ejector pin 7 and nut 8, can fix self-rescuer 11 on verifying attachment body 1.
The working principle of the device for testing the air tightness of the coal mine self-rescuer is that when the self-rescuer 11 is tested, the self-rescuer 11 is firstly installed in the shell 2, the lower surface of the self-rescuer 11 is arranged on the upper surface of the testing device body 1, the middle part of the upper surface of the self-rescuer 11 is positioned under the limiting block 6, then the lifting beam 9 is rotated through the pressing handle 10, one end, far away from the connecting seat 3, of the lifting beam 9 is contacted with the mounting seat 4, the lifting beam 9 can be fixed in position through the second engaging buckle 5 and the first engaging buckle, meanwhile, the lower surface of the limiting block 6 is positioned over the self-rescuer 11, the ejector rod 7 moves downwards under the action of external threads through the forward rotation nut 8, the ejector rod 7 can drive the limiting block 6 to move in the downward moving process until the lower surface of the limiting block 6 is tightly abutted against the upper surface of the self-rescuer 11, the nut 8 stops rotating, and at the moment, the ejector rod 7 can be prevented from moving, the ejector rod 7 is limited, and the limiting block 6 is limited, so that the self-rescuer 11 can be fixed on the inspection device body 1 under the cooperation of the limiting block 6, the ejector rod 7 and the nut 8.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. The utility model provides a colliery self-rescuer gas tightness verifying attachment, includes verifying attachment body (1), its characterized in that, the upper surface of verifying attachment body (1) is provided with casing (2), top left side fixedly connected with connecting seat (3) of casing (2), one side that casing (2) were kept away from in connecting seat (3) articulates there is handle (9), the middle part of handle (9) is provided with ejector pin (7), the bottom fixedly connected with stopper (6) of ejector pin (7), the external surface fixedly connected with external screw thread of ejector pin (7), the upper end of ejector pin (7) has nut (8) through external screw thread threaded connection, the lower extreme of nut (8) is connected through the middle part upper surface rotation of bearing and handle (9), the one end upper surface fixedly connected with pressure handle (10) that connecting seat (3) were kept away from to handle (9), the utility model discloses a portable electronic device, including handle (9), connecting seat (3), top right side fixedly connected with mount pad (4) of casing (2), the last fixed surface of mount pad (4) is connected with the second and closes knot (5), the second closes knot (5) and first knot looks joint, be provided with self-rescuer (11) in casing (2).
2. The coal mine self-rescuer airtightness testing device according to claim 1,
the lower surface of casing (2) and verifying attachment body (1) upper surface fixed connection, logical groove has all been seted up to the top and the bottom of casing (2), and the back of casing (2) is seted up and is greater than the opening of self-rescuer (11).
3. The coal mine self-rescuer airtightness testing device according to claim 1,
the size of the inner cavity of the shell (2) is larger than that of the self-rescuer (11).
4. The coal mine self-rescuer airtightness testing device according to claim 1,
the limiting block (6) is located below the lifting beam (9), and the lower surface of the limiting block (6) is in contact with the upper surface of the self-rescuer (11).
5. The coal mine self-rescuer airtightness testing device according to claim 1,
the middle part of the lifting beam (9) is provided with a through hole with the diameter larger than that of the ejector rod (7), and the ejector rod (7) is connected to the middle part of the lifting beam (9) in a sliding mode through the through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021807288.0U CN213301569U (en) | 2020-08-26 | 2020-08-26 | Colliery self-rescuer gas tightness verifying attachment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021807288.0U CN213301569U (en) | 2020-08-26 | 2020-08-26 | Colliery self-rescuer gas tightness verifying attachment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213301569U true CN213301569U (en) | 2021-05-28 |
Family
ID=76026790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021807288.0U Expired - Fee Related CN213301569U (en) | 2020-08-26 | 2020-08-26 | Colliery self-rescuer gas tightness verifying attachment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213301569U (en) |
-
2020
- 2020-08-26 CN CN202021807288.0U patent/CN213301569U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210528 Termination date: 20210826 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |