CN211783188U - A scale for people's air defense detects - Google Patents
A scale for people's air defense detects Download PDFInfo
- Publication number
- CN211783188U CN211783188U CN202020620291.5U CN202020620291U CN211783188U CN 211783188 U CN211783188 U CN 211783188U CN 202020620291 U CN202020620291 U CN 202020620291U CN 211783188 U CN211783188 U CN 211783188U
- Authority
- CN
- China
- Prior art keywords
- groove
- scale
- air defense
- square
- square frame
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000007123 defense Effects 0.000 title claims abstract description 20
- 238000001514 detection method Methods 0.000 claims abstract description 7
- 238000005096 rolling process Methods 0.000 claims description 14
- 238000005259 measurement Methods 0.000 abstract description 6
- 230000001681 protective effect Effects 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Images
Landscapes
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses a scale for people's air defense detection, including outer square frame, the one end of outer square frame is equipped with the spiral spring, the spiral spring passes through branch and outer square frame inner wall fixed connection, the spiral spring is connected with the one end fixed connection of chi area, the last lateral wall of outer square frame is equipped with the square groove, be equipped with the roll stop gear in the square groove, the outer square frame is equipped with the one end swivelling joint steering shaft pole of spiral spring, sliding connection inner square post in the outer square frame, the up end of inner square post is equipped with the recess, the recess corresponds with the roll stop gear, the outer tip fixed connection chi area's of recess the other end; the utility model discloses a spiral spring twines the chi area and collects to carry out the level through the steering spindle pole and turn to the chi area, the recess and the roll stop gear of square post carry out the level to the chi area in utilizing and prescribe a limit to, keep the level measurement of chi area, and the error is low, and measurement accuracy is high, and can one-man operate, use manpower sparingly.
Description
Technical Field
The utility model relates to a people's air defense door detects technical field, in particular to scale for people's air defense detects.
Background
The civil air defense door is civil air defense equipment at the entrance and exit of the civil air defense project, has more types of analogy, and comprises various civil air defense equipment such as a fixed doorsill single-leaf protective airtight door, a double-leaf protective airtight door and an airtight door, a movable doorsill single-leaf protective airtight door, a double-leaf protective airtight door, an airtight door and the like. The civil air defense door mainly comprises door frame and door leaf, and the door frame is pour through concrete and building and is become an organic whole, and its door leaf comprises steel casing and the reinforced concrete who fills in inside, therefore its door leaf is heavier.
The width of door frame and door leaf needs to be detected after people's air defense door installation is accomplished, and the instrument that detects at present and use is mostly the tape measure, and when measuring, the tape measure slopes easily, and the error appears easily, and measurement accuracy is low to the door frame that the width is too big needs two people to cooperate to detect extravagant manpower.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at provides a scale for people's air defense detects, can effectively solve the current people's air defense door frame width among the background art and detect the instrument error big, the precision is low, the problem of extravagant manpower.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the scale comprises an outer rectangular frame, wherein a worm spring is arranged at one end of the outer rectangular frame and fixedly connected with the inner wall of the outer rectangular frame through a support rod, the worm spring is fixedly connected with one end of a scale belt, a rectangular groove is formed in the upper side wall of the outer rectangular frame, a rolling limiting mechanism is arranged in the rectangular groove, one end portion of the outer rectangular frame, provided with the worm spring, is rotatably connected with a steering shaft rod, an inner rectangular column is slidably connected in the outer rectangular frame, a groove is formed in the upper end face of the inner rectangular column and corresponds to the rolling limiting mechanism, and the outer end portion of the groove is fixedly connected with the other end of the scale belt.
Preferably, the rolling limiting mechanism comprises symmetrically arranged vertical plates, support blocks are fixedly connected between two ends of each vertical plate, the upper end faces of the support blocks are fixedly connected with lead screws, the lead screws are in threaded connection with locking nuts, the lead screws are in sliding connection with the rectangular grooves, and the vertical plates are located between the two support blocks and are movably connected with a plurality of groups of rolling shafts.
Preferably, the roller is tangent to the bottom surface of the groove, and the lowest end of the roller and the topmost end of the steering shaft rod are positioned on the same straight line.
Preferably, the side surface of the outer rectangular frame is in threaded connection with a locking screw, and the locking screw corresponds to the inner rectangular column.
Preferably, the side wall of the inner rectangular column is provided with a limiting groove, and the end part of the locking screw rod is positioned in the limiting groove.
Preferably, the lower side wall of the outer rectangular frame is provided with a limiting sliding groove, the bottom surface of the inner rectangular column is fixedly connected with a limiting sliding rail, and the limiting sliding rail is connected with the limiting sliding groove in a sliding manner.
Compared with the prior art, the utility model discloses the beneficial effect who produces is: the utility model discloses a spiral spring twines the chi area and collects to carry out the level through the steering spindle pole and turn to the chi area, the recess and the roll stop gear of square post carry out the level to the chi area in utilizing and prescribe a limit to, keep the level measurement of chi area, and the error is low, and measurement accuracy is high, and can one-man operate, use manpower sparingly.
Drawings
FIG. 1 is a schematic sectional view of the overall structure of the present invention;
fig. 2 is a perspective view of the overall structure of the present invention;
FIG. 3 is a schematic perspective view of the overall structure of the present invention;
fig. 4 is a schematic perspective view of the rolling limiting mechanism of the present invention.
In the figure: 1. an outer rectangular frame; 2. a volute spring; 3. a strut; 4. a tape; 5. a rectangular groove; 6. a rolling limit mechanism; 61. a vertical plate; 62. supporting a block; 63. a screw rod; 64. locking the nut; 65. a roller; 7. a steering shaft lever; 8. an inner rectangular column; 9. a groove; 10. locking the screw rod; 11. a limiting groove; 12. a limiting chute; 13. and limiting sliding rails.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
As shown in fig. 1 to 4, a scale for civil air defense detection comprises an outer rectangular frame 1, wherein one end of the outer rectangular frame 1 is provided with a spiral spring 2, the spiral spring 2 is fixedly connected with the inner wall of the outer rectangular frame 1 through a support rod 3, the spiral spring 2 is fixedly connected with one end of a scale belt 4, the upper side wall of the outer rectangular frame 1 is provided with a rectangular groove 5, a rolling limiting mechanism 6 is arranged in the rectangular groove 5, one end part of the outer rectangular frame 1 provided with the spiral spring 2 is rotatably connected with a steering shaft rod 7, an inner rectangular column 8 is slidably connected in the outer rectangular frame 1, the upper end face of the inner rectangular column 8 is provided with a groove 9, the groove 9 corresponds to the rolling limiting mechanism 6, and the outer end part of the groove 9 is fixedly connected with the other end of the scale belt 4.
The working principle is as follows: the width of the door frame is obtained by adding the length of the inner rectangular column 8 to the length of the outer frame 1, wherein the steering shaft 7 is chosen to have a small diameter, the measurement of which at the end steering position is estimated from the radius of the steering shaft 7.
In this embodiment, the rolling limiting mechanism 6 includes vertical plates 61 symmetrically arranged, a support block 62 is fixedly connected between two ends of each vertical plate 61, a lead screw 63 is fixedly connected to the upper end surface of each support block 62, a locking nut 64 is connected to each lead screw 63 in a threaded manner, each lead screw 63 is slidably connected to the rectangular groove 5, the vertical plates 61 are located between the two support blocks 62, a plurality of groups of rollers 65 are movably connected to each support block 62, the tape 4 is limited through the rollers 65, and the rolling limiting mechanism 6 is fixed through the matching of the lead screws 63 and the locking nuts 64.
In this embodiment, the roller 65 is tangent to the bottom of the groove 9, and the lowest end of the roller 65 is aligned with the topmost end of the steering shaft 7, so that the tape 4 is in a horizontal position.
In this embodiment, the side surface of the outer rectangular frame 1 is in threaded connection with a locking screw 10, and the locking screw 10 corresponds to the inner rectangular column 8 and is used for fixing the inner rectangular column 8.
In this embodiment, the side wall of the inner rectangular column 8 is provided with a limiting groove 11, and the end of the locking screw 10 is located in the limiting groove 11 to limit the inner rectangular column 8 in a sliding manner, so as to prevent the inner rectangular column 8 from being pulled out of the outer rectangular frame 1 or from being embedded in the outer rectangular frame 1.
In this embodiment, the lower side wall of the outer rectangular frame 1 is provided with a limiting sliding groove 12, the bottom surface of the inner rectangular column 8 is fixedly connected with a limiting sliding rail 13, and the limiting sliding rail 13 is slidably connected with the limiting sliding groove 12, so that the inner rectangular column 8 can slide conveniently.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (6)
1. The utility model provides a scale for people's air defense detects, includes outer square frame, its characterized in that: the outer square frame is provided with a square groove, a rolling limiting mechanism is arranged in the square groove, one end part of the outer square frame provided with the spiral spring is rotatably connected with a steering shaft rod, an inner square column is slidably connected in the outer square frame, a groove is formed in the upper end face of the inner square column, the groove corresponds to the rolling limiting mechanism, and the outer end part of the groove is fixedly connected with the other end of the square belt.
2. A scale for civil air defense detection according to claim 1, wherein: the rolling limiting mechanism comprises vertical plates which are symmetrically arranged, supporting blocks are fixedly connected between two ends of each vertical plate, the upper end faces of the supporting blocks are fixedly connected with lead screws, the lead screws are in threaded connection with locking nuts and are in sliding connection with the rectangular grooves, and the vertical plates are located between the two supporting blocks and are movably connected with a plurality of groups of rolling shafts.
3. A scale for civil air defense detection according to claim 2, wherein: the roller is tangent to the bottom surface of the groove, and the lowest end of the roller and the topmost end of the steering shaft rod are positioned on the same straight line.
4. A scale for civil air defense detection according to claim 1, wherein: the side surface of the outer rectangular frame is in threaded connection with a locking screw rod, and the locking screw rod corresponds to the inner rectangular column.
5. A scale for civil air defense detection according to claim 4, wherein: the lateral wall of interior square post is equipped with the spacing groove, locking screw's tip is located the spacing inslot.
6. A scale for civil air defense detection according to claim 1, wherein: the lower side wall of the outer rectangular frame is provided with a limiting sliding groove, the bottom surface of the inner rectangular column is fixedly connected with a limiting sliding rail, and the limiting sliding rail is connected with the limiting sliding groove in a sliding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020620291.5U CN211783188U (en) | 2020-04-23 | 2020-04-23 | A scale for people's air defense detects |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020620291.5U CN211783188U (en) | 2020-04-23 | 2020-04-23 | A scale for people's air defense detects |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211783188U true CN211783188U (en) | 2020-10-27 |
Family
ID=72960214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020620291.5U Expired - Fee Related CN211783188U (en) | 2020-04-23 | 2020-04-23 | A scale for people's air defense detects |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211783188U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114791015A (en) * | 2021-01-25 | 2022-07-26 | 汉达精密电子(昆山)有限公司 | Manual accurate slip table |
-
2020
- 2020-04-23 CN CN202020620291.5U patent/CN211783188U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114791015A (en) * | 2021-01-25 | 2022-07-26 | 汉达精密电子(昆山)有限公司 | Manual accurate slip table |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211783188U (en) | A scale for people's air defense detects | |
| CN112146635A (en) | Building engineering straightness detection device that hangs down | |
| CN213842869U (en) | Testing device for detecting bearing capacity of reinforced concrete | |
| CN214893246U (en) | Horizontal guiding rule with high measurement precision for building construction | |
| CN206469868U (en) | A kind of cage guide top surface distance meter | |
| CN101839680A (en) | Multifunctional lift inspection ruler | |
| CN208458651U (en) | A kind of architectural engineering testing apparatus for verticality | |
| CN116080704A (en) | Subway track subsides detection device | |
| CN216012954U (en) | Municipal works building material detection device | |
| CN216954537U (en) | Building is supervised with straightness detection instrument that hangs down | |
| CN112050798B (en) | Building engineering verticality detection device and detection method | |
| CN212540008U (en) | High-accuracy hardness detection device for building safety detection | |
| CN214502945U (en) | Thickness detection equipment for engineering supervision | |
| CN113280723A (en) | Track roughness detects auxiliary platform | |
| CN218543807U (en) | Anti-toppling limit measurement support | |
| CN215725607U (en) | Steel bar diameter detection device for engineering detection | |
| CN208012586U (en) | A kind of settlement detecting device | |
| CN111578824A (en) | Multifunctional size measuring platform | |
| CN218847053U (en) | Industrial and civil construction detection ruler capable of being automatically stored | |
| CN215248749U (en) | Steel ball detection and pipe coiling machine linkage device | |
| CN211256599U (en) | Highway engineering supervises with protective layer thickness detection device | |
| CN220649295U (en) | Efficient engineering quality detects with detecting chi | |
| CN217032272U (en) | Multifunctional inspection ruler for elevator detection | |
| CN219200546U (en) | Water level measuring device for hydraulic engineering detection | |
| CN216385625U (en) | Building engineering straightness detection device that hangs down convenient to remove |
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: 20201027 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |