CN113580091B - Environment comprehensive detection device for safety evaluation - Google Patents
Environment comprehensive detection device for safety evaluation Download PDFInfo
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- CN113580091B CN113580091B CN202110868793.9A CN202110868793A CN113580091B CN 113580091 B CN113580091 B CN 113580091B CN 202110868793 A CN202110868793 A CN 202110868793A CN 113580091 B CN113580091 B CN 113580091B
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- 238000001514 detection method Methods 0.000 title claims abstract description 55
- 238000011156 evaluation Methods 0.000 title claims abstract description 27
- 210000001503 joint Anatomy 0.000 claims description 3
- 238000013461 design Methods 0.000 abstract description 4
- 230000010354 integration Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 7
- 230000007613 environmental effect Effects 0.000 description 4
- 239000000428 dust Substances 0.000 description 3
- 239000002341 toxic gas Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H3/00—Storage means or arrangements for workshops facilitating access to, or handling of, work tools or instruments
- B25H3/02—Boxes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
- F16M11/12—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting in more than one direction
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/20—Undercarriages with or without wheels
- F16M11/24—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other
- F16M11/38—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other by folding, e.g. pivoting or scissors tong mechanisms
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Invalid Beds And Related Equipment (AREA)
- Details Of Measuring And Other Instruments (AREA)
Abstract
The invention relates to an environment comprehensive detection device for safety evaluation. The multifunctional tool box comprises a tool box body, wherein a folding bracket, a mounting bracket and a plurality of functional instruments are arranged in the tool box body, and a back frame is arranged on the back of each functional instrument; the folding support comprises a front folding support plate and a rear folding support plate, wherein the front folding support plate comprises a front left plate body, a front middle plate body and a front right plate body, the rear folding support plate comprises a rear left plate body, a rear middle plate body and a rear right plate body, a plurality of connecting bases are respectively arranged at the top edges of the front middle plate body and the rear middle plate body, a left folding support plate and a right folding support plate are arranged between the left edges of the front middle plate body and the rear middle plate body, a left folding support arm is arranged between the left folding support plate and the front left plate body and between the right folding support plate and the rear left plate body, and a right folding support arm is arranged between the right folding support plate and the front right plate body and between the right folding support plate and the rear right plate body. The invention has the advantages of structural design integration, reduced carrying and operation burden and ensured accuracy of detection results.
Description
Technical Field
The invention belongs to the technical field of safety evaluation facilities, and particularly relates to an environment comprehensive detection device for safety evaluation.
Background
Safety evaluation, also called "risk evaluation" and "risk evaluation", refers to a method and technology for ascertaining the risk of a system and seeking safety measures, and is an important component of safety system engineering. The safety evaluation aims at grasping the possible dangerous types, dangerous degrees and dangerous consequences in the system before the necessary safety measures are established and quantitatively and qualitatively analyzing the dangerous types, the dangerous degrees and the dangerous consequences, thereby providing effective dangerous control measures. The method can be used for evaluating accident rate, and can also be used for evaluating by an ergonomic method, such as business analysis, an experimental method, a simulation method, reliability measurement, action time research and the like.
In the existing safety evaluation technical means, various detection means are generally adopted to detect elements influencing environmental safety, such as noise element detection by a noise meter, air quality detection by an air quality detector, toxic gas concentration detection by a toxic gas concentration meter, detection of pipeline gas leakage and the like, dust concentration detection by a dust concentration meter and the like, and on-site detection data are recorded by on-site multi-element detection, so that a safety evaluation report is finally generated.
Because the elements of detection and evaluation are more, in single detection and evaluation work, a worker who performs detection and practical operation on site needs to carry a plurality of instruments and equipment, arranges a plurality of detection instruments and equipment on site according to the detection requirement after arriving at the site, and tracks the detection readings of the instruments and equipment for a certain time and records the detection readings. Therefore, the workload of the staff is relatively large, the workload is increased, the accuracy of detecting the environmental elements is reduced due to mishandling in the field operation stage, and finally the conclusion of the safety evaluation is influenced. Therefore, it is necessary to develop and design an integrated comprehensive detection device, so as to reduce the carrying and operation burden of workers and ensure the effectiveness of the detection result of the environmental elements.
Disclosure of Invention
The invention provides the environment comprehensive detection device for safety evaluation, which is integrated in structural design, reduces carrying and operation burden and ensures the accuracy of detection results, so as to solve the technical problems in the prior art.
The invention adopts the technical proposal for solving the technical problems in the prior art that: the comprehensive environment detection device for safety evaluation comprises a tool box, wherein a folding bracket, a mounting bracket and a plurality of functional instruments are arranged in the tool box, and a back frame is arranged on the back of each functional instrument; the folding bracket comprises a front folding support plate and a rear folding support plate, wherein the front folding support plate comprises a front left plate body, a front middle plate body and a front right plate body, the rear folding support plate comprises a rear left plate body, a rear middle plate body and a rear right plate body, a plurality of connecting bases are respectively arranged at the top edges of the front middle plate body and the rear middle plate body, a left folding support plate is arranged between the left side edges of the front middle plate body and the rear middle plate body, a right folding support plate is arranged between the right side edges of the front middle plate body and the rear middle plate body, a left folding support arm is arranged between the left folding support plate and the front left plate body and the rear left plate body, and a right folding support arm is arranged between the right folding support plate and the front right plate body and the rear right plate body; the mounting support comprises a connecting block detachably connected with the connecting base, a supporting rod is arranged on the connecting block, a plurality of short supports and a plurality of long supports are arranged on the supporting rod, folding support arms are arranged on the long supports, and a back frame at the rear part of each functional instrument is detachably arranged at the outer ends of the short supports and/or the folding support arms.
The invention has the advantages and positive effects that:
the invention provides an environment comprehensive detection device for safety evaluation, which has reasonable structural design, and realizes an integrated detection tool facility by arranging a tool box and arranging a folding bracket, a mounting bracket, a plurality of functional instruments and back frames thereof in the tool box, namely, a plurality of functional instruments are arranged in a set of tool facility, and the integrated detection tool facility is integrally carried and taken as required after reaching a detection site, so that the carrying burden of operators is reduced. Through setting up folding support and mount support and be telescopic structure, make both can warp, be convenient for accomodate in to the toolbox, guaranteed this detection device's lightweight. Through setting up folding support and mount support, make the back have the function instrument of backplate very conveniently to mount on the mount support and by folding support steady support, consequently promoted operating personnel's operation convenience, reduced the operation burden of detection operation. The comprehensive detection device does not need to participate in an operator in the detection process, the operator can put energy on aspects of recording detection data and the like, and moreover, as each detection instrument is loaded on the mounting bracket in a standard posture, the accuracy of a detection result can be ensured.
Preferably: the left folding support plate comprises two left support plates which are connected in a hinged manner, wherein the outer side edge of one left support plate is connected with the left side edge of the front middle plate body in a hinged manner, and the outer side edge of the other left support plate is connected with the left side edge of the rear middle plate body in a hinged manner; the right folding support plate comprises two right support plates which are connected in a hinged manner, wherein the outer side edge of one right support plate is connected with the right side edge of the front middle plate body in a hinged manner, and the outer side edge of the other right support plate is connected with the right side edge of the rear middle plate body in a hinged manner.
Preferably: the left folding supporting arm comprises two left supporting arms which are hinged with the left folding supporting plate, wherein the outer end of one left supporting arm is fixed with the front left plate body in a pin joint manner, and the outer end of the other left supporting arm is fixed with the rear left plate body in a pin joint manner; the right folding supporting arm comprises two right supporting arms which are hinged with the right folding supporting plate, wherein the outer end of one right supporting arm is fixed with the front right plate body in a pin joint manner, and the outer end of the other right supporting arm is fixed with the right left plate body in a pin joint manner.
Preferably: the front left plate body, the rear left plate body, the front right plate body and the rear right plate body are triangular, and locking pad feet are arranged at the bottoms of the outer ends of the plate bodies; the locking foot pad comprises a foot pad body fixed with the outer tip of the plate body, and a locking piece is arranged on the foot pad body.
Preferably: the folding support arm comprises three support arm sections, two adjacent support arm sections are hinged, the inner end of the inner support arm section is hinged with the long support, and the outer end of the outer support arm section is provided with a jack; the short support is provided with a jack.
Preferably: the back frame comprises an inserted link with an upper base at the top and a mounting plate with a back base at the back, and the upper base and the back base are hinged through a hinge shaft; the lower end of the inserted link is inserted and connected in the jack on the short support and/or the folding support arm.
Preferably: the connecting base is U-shaped, the connecting block is U-shaped matched with the connecting base, and the connecting base and the connecting block are fixedly connected by adopting a screw after being buckled in a butt joint mode.
Preferably: the tool box comprises an upper box body and a lower box body which are connected in a hinged mode, a box lock is arranged between the upper box body and the lower box body, and a first buckle used for fixing the folding bracket, a second buckle used for fixing the mounting bracket and an instrument groove used for loading functional instruments and a back frame are arranged on the bottom wall of the lower box body.
Preferably: the lower box body is also provided with a telescopic pull rod, and the bottom of the lower box body is also provided with a roller.
Drawings
FIG. 1 is a schematic view of the external structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a schematic view of the structure of the folding stand of FIG. 2;
FIG. 4 is a schematic view of the locking pad of FIG. 3;
FIG. 5 is a schematic view of the bayonet of FIG. 3;
FIG. 6 is a schematic view of the main hinge of FIG. 3;
FIG. 7 is a schematic view of the connection base of FIG. 3;
FIG. 8 is a schematic view of the middle hinge of FIG. 3;
FIG. 9 is a schematic view of the side hinge of FIG. 3;
FIG. 10 is a schematic view of the mounting bracket of FIG. 2;
FIG. 11 is a schematic view of the structure of the back frame of FIG. 2;
fig. 12 is a schematic view of the use state structure of the present invention.
In the figure:
1. a tool box; 1-1, an upper box body; 1-2, lower box body; 1-3, nameplate; 1-4, a box lock; 1-5, idler wheels; 1-6, a first buckle; 1-7, a second buckle; 1-8, an instrument groove; 2. folding the bracket; 2-1, locking foot pads; 2-2, a front left plate body; 2-3, bayonet lock; 2-4, a main hinge; 2-5, side hinges; 2-6, a front middle plate body; 2-7, a front right plate body; 2-8, connecting the base; 2-9, right folding arms; 2-10, a rear right plate body; 2-11, right folding supporting plate; 2-12, a rear middle plate body; 2-13, a rear left plate body; 2-14, left folding arms; 2-15, left folding supporting plate; 2-16, lower middle hinges; 2-17, upper middle part hinge; 3. mounting a bracket; 3-1, connecting blocks; 3-2, folding the support arm; 3-3, short support; 3-4, long support; 3-5, supporting rods; 4. a functional instrument; 5. a back frame; 5-1, inserting a rod; 5-2, an upper base; 5-3, a back base; 5-4, a hinge shaft; 5-5, mounting plate.
Detailed Description
In order to further understand the summary, features and advantages of the present invention, the following examples are set forth in detail.
Referring to fig. 1 and 2, the comprehensive environmental detection device for safety evaluation of the present invention includes a tool box 1, a folding bracket 2, a mounting bracket 3 and a plurality of functional devices 4 are disposed in the tool box 1, and a back frame 5 is mounted on the back of each functional device 4. The tool box 1 is used as a loading body of each component in the tool box, the whole comprehensive detection device can be integrally carried, the carrying convenience is improved, the mounting bracket 3 is used for mounting each functional instrument 4, the back frame 5 at the back of the functional instrument 4 is used for enabling the functional instrument 4 to be convenient to mount on the mounting bracket 3, the folding bracket 2 is used as a supporting frame of the mounting bracket 3, and the whole comprehensive detection device can be stably erected on the ground or a tabletop.
As shown in the figure, the tool box 1 comprises an upper box body 1-1 and a lower box body 1-2 which are connected in a hinged manner, a box lock 1-4 is arranged between the upper box body 1-1 and the lower box body, a first buckle 1-6 for fixing a folding bracket 2, a second buckle 1-7 for fixing a mounting bracket 3 and an instrument groove 1-8 for loading functional instruments 4 and a back frame 5 are arranged on the bottom wall of the lower box body 1-2.
The upper box body 1-1 can be opened upwards, the tool box 1 is locked through the box lock 1-4, the folding support 2 is fixed in the lower box body 1-2 by adopting a plurality of first buckles 1-6 in a clamping manner, the mounting support 3 is fixed in the lower box body 1-2 by adopting a plurality of second buckles 1-7 in a clamping manner, and therefore, the folding support 2 and the mounting support 3 in the non-use state are reliably fixed by the first buckles 1-6 and the second buckles 1-7, and displacement inside the tool box 1 is prevented. The functional instruments 4 and the back frames 5 are placed in the corresponding instrument grooves 1-8, and the instrument grooves 1-8 provide certain clamping effects for the functional instruments 4 and the back frames 5, so that the functional instruments 4 and the back frames 5 are stably loaded, and displacement inside the tool box 1 is prevented when the tool box 1 is moved.
In this embodiment, a telescopic pull rod (not shown in the figure) is further disposed on the lower case 1-2, and a roller 1-5 is further mounted on the bottom of the lower case 1-2. The tool box 1 forms a draw-bar box type structure, so that the whole comprehensive detection device is convenient to drag and move, and the operation burden during carrying and moving is reduced.
In this embodiment, a nameplate 1-3 is disposed on the upper case 1-1, and the detection function, the operation mode and the gist of the comprehensive detection device are marked on the nameplate 1-3.
Referring to fig. 3, it can be seen that:
the folding bracket 2 comprises a front folding support plate and a rear folding support plate, wherein the front folding support plate comprises a front left plate body 2-2, a front middle plate body 2-6 and a front right plate body 2-7, and the rear folding support plate comprises a rear left plate body 2-13, a rear middle plate body 2-12 and a rear right plate body 2-10. Specifically, the front left plate body 2-2 is hinged with the front middle plate body 2-6, the front middle plate body 2-6 is hinged with the front right plate body 2-7, the rear left plate body 2-13 is hinged with the rear middle plate body 2-12, and the rear middle plate body 2-12 is hinged with the rear right plate body 2-10 through a main hinge 2-4. Therefore, the front folding support plate and the rear folding support plate are three-section support plates, and can be folded and contracted.
The top edges of the front middle plate body 2-6 and the rear middle plate body 2-12 are respectively provided with a plurality of connecting bases 2-8, and the connecting bases 2-8 are used for installing the mounting bracket 3.
A left folding supporting plate 2-15 is arranged between the left side edges of the front middle plate body 2-6 and the rear middle plate body 2-12, a right folding supporting plate 2-11 is arranged between the right side edges, a left folding supporting arm 2-14 is arranged between the left folding supporting plate 2-15 and the front left plate body 2-2 and the rear left plate body 2-13, and a right folding supporting arm 2-9 is arranged between the right folding supporting plate 2-11 and the front right plate body 2-7 and the rear right plate body 2-10. Wherein, the left folding supporting plate 2-15 and the right folding supporting plate 2-11 are used for supporting the front middle plate body 2-6 and the rear middle plate body 2-12 at the front side and the rear side, the left folding supporting arm 2-14 is used for supporting the front left plate body 2-2 and the rear left plate body 2-13, and the right folding supporting plate 2-11 is used for supporting the front right plate body 2-7 and the rear right plate body 2-10.
In this embodiment, the left folding stay plates 2-15 include two left stay plates that are hinged, wherein the outer side edge of one left stay plate is hinged with the left side edge of the front middle plate body 2-6, and the outer side edge of the other left stay plate is hinged with the left side edge of the rear middle plate body 2-12; the right folding stay plates 2-11 comprise two right stay plates which are connected in a hinged manner, wherein the outer side edge of one right stay plate is connected in a hinged manner with the right side edge of the front middle plate body 2-6, and the outer side edge of the other right stay plate is connected in a hinged manner with the right side edge of the rear middle plate body 2-12.
Specifically, the two left support plates of the left folding support plate 2-15 are hinged at the middle by adopting an upper middle hinge 2-17, the two right support plates of the right folding support plate 2-11 are hinged at the middle by adopting an upper middle hinge 2-17, the two left support plates of the left folding support plate 2-15 are respectively hinged at the outer side edges with the left side edge of the front middle plate body 2-6 and the left side edge of the rear middle plate body 2-12 by adopting a side hinge 2-5, and the two right support plates of the right folding support plate 2-11 are respectively hinged at the outer side edges with the right side edge of the front middle plate body 2-6 and the right side edge of the rear middle plate body 2-12 by adopting a side hinge 2-5.
In the embodiment, the left folding supporting arm 2-14 comprises two left supporting arms which are hinged with the left folding supporting plate 2-15, wherein the outer end of one left supporting arm is fixed with the front left plate body 2-2 in a pin joint manner, and the outer end of the other left supporting arm is fixed with the rear left plate body 2-13 in a pin joint manner; the right folding supporting arm 2-9 comprises two right supporting arms which are hinged with the right folding supporting plate 2-11, wherein the outer end of one right supporting arm is fixed with the front right plate body 2-7 in a pin joint manner, and the outer end of the other right supporting arm is fixed with the right left plate body 2-10 in a pin joint manner.
Specifically, the inner ends of two left supporting arms of the left folding supporting arm 2-14 are hinged with the inner ends of two left supporting plates of the left folding supporting plate 2-15 by adopting a lower middle hinge 2-16, the inner ends of two right supporting arms of the right folding supporting arm 2-9 are hinged with the inner ends of two right supporting plates of the right folding supporting plate 2-11 by adopting a lower middle hinge 2-16, windows are respectively arranged at corresponding positions on the front left plate body 2-2 and the rear left plate body 2-13, the outer ends of the two left supporting arms with pin holes penetrate out of the corresponding windows and are fixed by adopting a bayonet lock 2-3, windows are respectively arranged at corresponding positions on the front right plate body 2-7 and the rear right plate body 2-10, and the outer ends of the two right supporting arms with pin holes penetrate out of the corresponding windows and are fixed by adopting the bayonet lock 2-3.
As shown in the figure, the front left plate body 2-2, the rear left plate body 2-13, the front right plate body 2-7 and the rear right plate body 2-10 are all triangular in shape, and locking pad feet 2-1 are all installed at the bottoms of the outer ends of the plate bodies. The locking foot pad 2-1 mainly plays a role of foot pad, so that the whole folding bracket 2 realizes four-point support, and the problem of unstable support caused by uneven ground or tabletop and the like is avoided. The other function of the locking foot pad 2-1 is to lock and fix the folding bracket 2, and at this time, a fixed block or a fixed rail matched with the locking foot pad 2-1 is generally required to be arranged on the ground or a table top, and the locking foot pad 2-1 is fixedly connected with the fixed block or the fixed rail.
Referring to fig. 4, it can be seen that:
the locking foot pad 2-1 comprises a foot pad body fixed with the outer tip of the plate body, and a locking piece is arranged on the foot pad body. The pad script body adopts the outside pointed end fixed connection of screw and place plate body, the locking piece includes that the lower extreme has the locking piece, the upper end has the threaded rod of handle, be equipped with the screw hole at the middle part of pad script body, be equipped with the recess in the bottom of pad script body, the threaded rod is located threaded hole, the locking piece is located the recess, when rotating the threaded rod through the handle like this, the threaded rod descends, the locking piece deviate from in the recess, later rethread handle gyration rotates the threaded rod, then the threaded rod drives the locking piece and goes upward, realize the rigid coupling with fixed block on ground or the desktop, fixed track isotructure.
Referring to fig. 5, it can be seen that:
the bayonet lock 2-3 is including being located the pin board and being located inboard splint in the outside, and the pin board adopts screw fixed connection with splint both, and bayonet lock 2-3 is located the bar window (i.e. the window that the outer end of left arm/right arm was worn out from corresponding plate body) that sets up on preceding left plate body 2-2, back left plate body 2-13, preceding right plate body 2-7, back right plate body 2-10 in, pin board and splint both with corresponding plate body centre gripping in the middle part. Thus, when the screw is loosened, the pin plate and the clamping plate are loosened, so that the pin plate and the clamping plate can move left and right along the strip-shaped window, and when the outer ends of the left supporting arm or the right supporting arm penetrate out of the corresponding strip-shaped window, the clamping pin 2-3 is moved and the screw is locked, so that the outer ends of the left supporting arm/the right supporting arm are fixed.
Referring to fig. 6, it can be seen that:
the main hinge 2-4 comprises two hinge parts which are connected in a hinged manner, the two hinge parts are respectively provided with a notch, the edges of corresponding plate bodies can be embedded into the notches and are fixedly connected by adopting screws, and the outer side of each hinge part is provided with a baffle plate, so that when the main hinge 2-4 is completely unfolded, the baffles of the two hinge parts are abutted against the corresponding plate bodies, the limiting effect is achieved, and the adjacent two hinge-connected plate bodies cannot be folded further after a complete plane is formed.
Referring to fig. 7, it can be seen that:
the connecting base 2-8 comprises a U-shaped base body, the base body is fixedly connected with the front middle plate body 2-6 or the rear middle plate body 2-12 by adopting a plurality of screws, and a threaded connecting hole is formed in the middle of the base body.
Referring to fig. 8, it can be seen that:
the upper middle part hinge 2-17 comprises two hinge parts which are connected in a hinged manner, and the two hinge parts are provided with notches, so that the edges of the corresponding plate bodies can be embedded into the notches and are fixedly connected by adopting screws. As shown in the figure, the two hinge parts are abutted against the back when the left and right folding stay plates 2-15, 2-11 are fully unfolded, and thus cannot further act, i.e., have a limiting effect.
The lower middle hinges 2-16 are identical in construction to the upper middle hinges 2-17 and therefore are not shown. The inner ends of the two left supporting arms of the left folding supporting arm 2-14 and the inner ends of the two right supporting arms of the right folding supporting arm 2-9 are respectively coaxial with the lower middle hinge 2-16 of the left folding supporting plate 2-15 and the lower middle hinge 2-16 of the right folding supporting plate 2-11.
Referring to fig. 9, it can be seen that:
the side hinges 2-5 comprise two hinge parts which are connected in a hinged manner, wherein the two hinge parts are provided with notches, and thus the edges of the corresponding plate bodies can be embedded into the notches and are fixedly connected by adopting screws.
The operation from the unfolded state in fig. 3 to the folded state in fig. 2 is as follows: releasing the clamping pins 2-3 on the front left plate body 2-2, the rear left plate body 2-13, the front right plate body 2-7 and the rear right plate body 2-10, and releasing the connection between the two left support arms of the left folding support arm 2-14 and the plate body and the connection between the two right support arms of the right folding support arm 2-9 and the plate body; then, the front left plate body 2-2 and the front right plate body 2-7 are folded outwards and inwards again until the front left plate body 2-2 and the front right plate body 2-7 are attached to the front middle plate body 2-6, and then, the rear left plate body 2-13 and the rear right plate body 2-10 are folded outwards and inwards again until the rear left plate body 2-13 and the rear right plate body 2-10 are attached to the rear middle plate body 2-12; then, the left folding supporting plate 2-15 and the right folding supporting plate 2-11 are folded inwards in the middle until the two left supporting plates of the left folding supporting plate 2-15 are attached together and the two right supporting plates of the right folding supporting plate 2-11 are attached together; the change from unfolded to folded state is completed, and the change operation process from folded state to unfolded state is reversed.
Referring to fig. 10, it can be seen that:
the mounting bracket 3 comprises a connecting block 3-1 detachably connected with a connecting base 2-8, a supporting rod 3-5 is arranged on the connecting block 3-1, and the lower end of the supporting rod 3-5 is welded and fixed with the top of the connecting block 3-1. As shown in the figure, the connecting block 3-1 is in a U-shaped shape matched with the connecting base 2-8, and the connecting block and the connecting base are fixedly connected by adopting a screw after being in butt joint and buckling. The supporting rod 3-5 is clamped on a second buckle 1-7 arranged in the lower box body 1-2.
A plurality of short supports 3-3 and a plurality of long supports 3-4 are arranged on the supporting rods 3-5, folding support arms 3-2 are arranged on the long supports 3-4, and a back frame 5 at the rear part of each functional instrument 4 is detachably arranged at the outer ends of the short supports 3-3 and/or the folding support arms 3-2.
Both the short support 3-3 and the long support 3-4 are structurally: the short supports 3-3 are shorter and smaller than the long supports 3-4, so that a functional instrument 4 and a back frame 5 thereof are arranged on each short support 3-3, and a folding support arm 3-2 is arranged at the left end and the right end of each long support 3-4, so that two functional instruments 4 and back frames 5 thereof are arranged on each long support 3-4.
As shown in the figure, the folding support arm 3-2 comprises three support arm sections, two adjacent support arm sections are hinged, the inner end of the inner support arm section is hinged with the long support 3-2, and the outer end of the outer support arm section is provided with a jack; the short support 3-3 is provided with a jack.
In this embodiment, the short support 3-3 is provided with an upper part and a lower part, and the long support 3-4 is provided with an upper part and a lower part, so that six groups of functional instruments 4 and back frames 5 thereof can be mounted and installed on the whole mounting bracket 3 at the same time.
Referring to fig. 11, it can be seen that:
the back frame 5 comprises a inserted link 5-1 with an upper base 5-2 at the top and a mounting plate 5-5 with a back base 5-3 at the back, wherein the upper base 5-2 and the back base 5-3 are hinged through a hinge shaft 5-4; the lower end of the inserted link 5-1 is inserted into a socket on the short support 3-3 and/or the folding arm 3-2. The instrument shell of the functional instrument 4 is fixedly connected with the mounting plate 5-5 by adopting a screw, and due to the plug-in connection between the plug-in rod 5-1 and the short support 3-3 as well as the folding support arm 3-2, the functional instrument 4 and the back frame 5 thereof are convenient to mount and dismount on the mounting bracket 3, and meanwhile, the mounting plate 5-5 can deflect left and right and deflect every single move, so that the posture of the functional instrument 4 can be adjusted and set.
The using method comprises the following steps:
referring to fig. 12, it can be seen that: taking out the folding bracket 2 from the tool box 1, and stably placing the folding bracket on the ground after unfolding; taking the mounting bracket 3 out of the tool box 1, fixedly connecting the connecting block 3-1 at the bottom with the connecting base 2-8 at a certain position, taking out the required functional instrument 4 and the back frame 5 thereof from the instrument groove 1-8, and mounting the functional instrument on the mounting bracket 3; the posture of the functional instrument 4 is adjusted, specifically, the functional instrument 4 on the short support 3-3 can perform left-right deflection and pitching deflection adjustment, the functional instrument 4 on the long support 3-4 can perform the left-right deflection and pitching deflection adjustment, and the position adjustment of the functional instrument 4 can be realized by telescopic adjustment of each folding support arm 3-2, so that the adjustment is more practical especially for scenes needing to be detected in a narrow space;
it should be noted that the comprehensive detection device can also be used without depending on the folding bracket 2, and at this time, the mounting bracket 3 can be held by a detection operator, and the mounting bracket 3 is equivalent to an expansion arm between the operator and the functional instrument 4;
after the detection operation is finished, the comprehensive detection device is disassembled, each functional instrument 4 and the back frame 5 thereof are put back into the corresponding instrument groove 1-8, the mounting bracket 3 is folded and put into the tool box 1 and is clamped and fixed by adopting the second buckle 1-7, and the folding bracket 2 is folded and put into the tool box 1 and is fixed by adopting the first buckle 1-6;
the functional instrument 4 in the present invention includes, but is not limited to, an existing air quality detector, a noise detector, a toxic gas detector, a hygrothermograph, a dust concentration detector, and the like.
Claims (9)
1. An environment comprehensive detection device for safety evaluation is characterized in that: comprises a tool box (1), wherein a folding bracket (2), a mounting bracket (3) and a plurality of functional instruments (4) are arranged in the tool box (1), and a back frame (5) is arranged at the back of each functional instrument (4); the folding bracket (2) comprises a front folding support plate and a rear folding support plate, wherein the front folding support plate comprises a front left plate body (2-2), a front middle plate body (2-6) and a front right plate body (2-7), the rear folding support plate comprises a rear left plate body (2-13), a rear middle plate body (2-12) and a rear right plate body (2-10), a plurality of connecting bases (2-8) are respectively arranged at the top edges of the front middle plate body (2-6) and the rear middle plate body (2-12), a left folding support plate (2-15) is arranged between the left side edges of the front middle plate body (2-6) and the rear middle plate body (2-12), a right folding support plate (2-11) is arranged between the left folding support plate (2-15) and the front left plate body (2-2) and the rear left plate body (2-13), and a left folding support arm (2-14) is arranged between the right folding support plate (2-11) and the front right plate body (2-7) and the rear left plate body (2-10); the mounting bracket (3) comprises a connecting block (3-1) detachably connected with the connecting base (2-8), a supporting rod (3-5) is arranged on the connecting block (3-1), a plurality of short supports (3-3) and a plurality of long supports (3-4) are arranged on the supporting rod (3-5), folding support arms (3-2) are arranged on the long supports (3-4), and a back frame (5) at the rear part of each functional instrument (4) is detachably arranged at the outer ends of the short supports (3-3) and/or the folding support arms (3-2).
2. The environment comprehensive detection device for safety evaluation according to claim 1, wherein: the left folding supporting plates (2-15) comprise two left supporting plates which are connected in a hinged manner, wherein the outer side edge of one left supporting plate is connected with the left side edge of the front middle plate body (2-6) in a hinged manner, and the outer side edge of the other left supporting plate is connected with the left side edge of the rear middle plate body (2-12) in a hinged manner; the right folding support plates (2-11) comprise two right support plates which are connected in a hinged manner, wherein the outer side edge of one right support plate is connected with the right side edge of the front middle plate body (2-6) in a hinged manner, and the outer side edge of the other right support plate is connected with the right side edge of the rear middle plate body (2-12) in a hinged manner.
3. The environment comprehensive detection device for safety evaluation according to claim 2, wherein: the left folding supporting arms (2-14) comprise two left supporting arms which are hinged with the left folding supporting plates (2-15), wherein the outer end of one left supporting arm is fixed with the front left plate body (2-2) in a pin joint manner, and the outer end of the other left supporting arm is fixed with the rear left plate body (2-13) in a pin joint manner; the right folding supporting arms (2-9) comprise two right supporting arms which are hinged with the right folding supporting plates (2-11), wherein the outer end of one right supporting arm is fixed with the front right plate body (2-7) in a pin joint manner, and the outer end of the other right supporting arm is fixed with the right left plate body (2-10) in a pin joint manner.
4. The environment-integrated detection device for safety evaluation according to claim 3, wherein: the front left plate body (2-2), the rear left plate body (2-13), the front right plate body (2-7) and the rear right plate body (2-10) are triangular, and locking pad feet (2-1) are arranged at the bottoms of the outer ends of the plate bodies; the locking foot pad (2-1) comprises a foot pad body fixed with the tip of the outer side of the plate body, and a locking piece is arranged on the foot pad body.
5. The environment-integrated detection device for safety evaluation according to claim 4, wherein: the folding support arm (3-2) comprises three support arm sections, two adjacent support arm sections are hinged, the inner end of the support arm section on the inner side is hinged with the long support (3-4), and the outer end of the support arm section on the outer side is provided with a jack; the short support (3-3) is provided with a jack.
6. The environment comprehensive detection device for safety evaluation according to claim 5, wherein: the back frame (5) comprises a plug rod (5-1) with an upper base (5-2) at the top and a mounting plate (5-5) with a back base (5-3) at the back, and the upper base (5-2) and the back base (5-3) are hinged through a hinge shaft (5-4); the lower end of the inserted link (5-1) is connected in a plug hole on the short support (3-3) and/or the folding support arm (3-2).
7. The environment-integrated detection device for safety evaluation according to claim 6, wherein: the connecting base (2-8) is U-shaped, the connecting block (3-1) is U-shaped matched with the connecting base (2-8), and the connecting base and the connecting block are fixedly connected by adopting a screw after being buckled in a butt joint way.
8. The environment comprehensive detection device for safety evaluation according to claim 7, wherein: the tool box (1) comprises an upper box body (1-1) and a lower box body (1-2) which are connected in a hinged mode, a box lock (1-4) is arranged between the upper box body and the lower box body, a first buckle (1-6) for fixing the folding bracket (2), a second buckle (1-7) for fixing the mounting bracket (3) and an instrument groove (1-8) for loading functional instruments (4) and a back frame (5) are arranged on the bottom wall of the lower box body (1-2).
9. The environment comprehensive detection device for safety evaluation according to claim 8, wherein: a telescopic pull rod is further arranged on the lower box body (1-2), and a roller (1-5) is further arranged at the bottom of the lower box body (1-2).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110868793.9A CN113580091B (en) | 2021-07-30 | 2021-07-30 | Environment comprehensive detection device for safety evaluation |
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| CN202110868793.9A CN113580091B (en) | 2021-07-30 | 2021-07-30 | Environment comprehensive detection device for safety evaluation |
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| CN1672880A (en) * | 2004-03-12 | 2005-09-28 | 罗伯特·博世有限公司 | Collapsible rolling support stand |
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| US8678227B2 (en) * | 2007-09-26 | 2014-03-25 | Hardigg Industries, Inc. | Leg assembly |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1672880A (en) * | 2004-03-12 | 2005-09-28 | 罗伯特·博世有限公司 | Collapsible rolling support stand |
| CN200995404Y (en) * | 2007-01-17 | 2007-12-26 | 林雅 | Tool kit |
| CN203471753U (en) * | 2013-08-05 | 2014-03-12 | 宁波华磊工具有限公司 | Foldable tool kit |
| CN111225582A (en) * | 2017-10-16 | 2020-06-02 | 凯斯X凯斯有限责任公司 | Rotationally restrained connecting system |
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| CN113580091A (en) | 2021-11-02 |
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