CN115565442A

CN115565442A - Land layout display

Info

Publication number: CN115565442A
Application number: CN202211077352.8A
Authority: CN
Inventors: 王子珍; 王艳秀
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-09-05
Filing date: 2022-09-05
Publication date: 2023-01-03

Abstract

The invention provides a land layout displayer, which relates to the field of land resource planning displayers and comprises the following components: the protective box is of a rectangular structure, four first vertical positioning shafts are symmetrically welded on the middle parts of the front side wall and the rear side wall of the protective box, and two U-shaped driving frames are symmetrically and slidably mounted on the four first vertical positioning shafts through spring pushing; the whole clamping and pressing piece is composed of a bottom strip-shaped sliding plate and three short clamping rods welded to the top end of the strip-shaped sliding plate at equal intervals, and a double-rotation-direction pushing bolt is matched with the middle sections of the two clamping and pressing piece bottom strip-shaped sliding plates in a penetrating and rotating mode; the protection box is characterized in that a shielding frame of two rectangular structures is installed between the upper half parts of the front side wall and the rear side wall of the protection box in a left-right opposite rotation mode, two installation slideways are symmetrically welded on the front side wall and the rear side wall of the protection box, a rectangular peripheral frame of the shielding frame at two positions is matched with two impact buffering protection assemblies to be used together, so that double impact protection can be implemented on an idle storage layout model, and the anti-collision protection effect is better.

Description

Land layout display

Technical Field

The invention relates to the technical field of land resource planning displays, in particular to a land layout display.

Background

The homeland space planning is an arrangement made on the homeland of a certain area in space and time, the homeland space planning is not only a guide of the national space development and a space blueprint of sustainable development, but also a basic basis of various development protection construction activities.

Present overall arrangement show ware is in order to implement the collision protection to the overall arrangement model, inside polygamy is disposed there is crashproof subassembly, crashproof subassembly mostly can only implement single power load protection that shelters from to the overall arrangement model, lack necessary supplementary buffering subassembly, it is not good enough to the protection effect of overall arrangement model, in addition crashproof subassembly most all violently blocks in the top of overall arrangement model, when taking out the dress to the implementation of overall arrangement model, need additionally manually exert oneself to operate crashproof subassembly to implement to open and shut or tear the vacancy open and shut for most, the operation is troublesome, and time-consuming, it is inconvenient.

Disclosure of Invention

In view of this, the invention provides a floor layout display, which solves the problems that most anti-collision assemblies transversely block above the top end of a layout model, and when the layout model is taken out and installed, most anti-collision assemblies need to be operated by additional manual force to open and close or remove vacant positions, so that the floor layout display is troublesome, time-consuming and inconvenient to use.

The invention provides a land use layout displayer, which specifically comprises: the protecting box is of a rectangular structure, the top end of the protecting box is oppositely and rotatably provided with two square-structured cover plates, four first vertical positioning shafts are symmetrically welded to the middle parts of the front side wall and the rear side wall of the protecting box, and two U-shaped-structured driving frames are symmetrically and slidably arranged on the four first vertical positioning shafts through spring pushing; two shielding frames with rectangular structures are arranged between the upper half parts of the front and rear side walls of the protective box in a left-right opposite rotation mode, and two mounting slideways are symmetrically welded on the front and rear side walls of the protective box; the two installation slideways are in a double-inverted-V-shaped structure, the whole installation slideway is composed of two vertical rail grooves and three horizontal stop levers welded at the top ends of the two vertical rail grooves, and one layout model positioning frame is slidably installed on the two installation slideways; the overall layout model positioning frame is composed of a peripheral frame with a rectangular structure and four transverse blocking shafts symmetrically welded in the peripheral frame, wherein the middle position of the peripheral frame is provided with a double-rotation-direction propelling bolt in a penetrating and rotating mode, and the four transverse blocking shafts are provided with two clamping parts symmetrically arranged in a sliding mode in a front-back mode; the whole clamping and pressing piece is composed of a bottom strip-shaped sliding plate and three short clamping rods welded to the top end of the strip-shaped sliding plate at equal intervals, a double-rotation-direction pushing bolt is matched with the middle sections of the strip-shaped sliding plates at the bottom of the two clamping and pressing pieces in a penetrating and rotating mode, and the two clamping and pressing pieces are used for clamping and fixing the layout model; the convex sections at the front end and the rear end of the rotating shaft of the two blocking frames are respectively sleeved with a driven gear, the inner sides of the left vertical support rod section and the right vertical support rod section of the two driving frames are respectively provided with a row of tooth sheets, and the four rows of tooth sheets are in meshing transmission with the four driven gears; the bottoms of the middle sections of the horizontal parts of the two driving frames are respectively and rotatably connected with a connecting rod, the tail ends of the two connecting rods are respectively and rotatably connected with a second inserting frame, and the two second inserting frames are in insertion fit with the front side wall and the rear side wall of the protective box in a penetrating mode.

Furthermore, two second vertical positioning shafts are symmetrically welded at the top end of the left side wall of the protective box, and a first U-shaped-structure insertion frame is slidably mounted on the two second vertical positioning shafts through spring pushing.

Furthermore, the left ends of the two cover plate rotating shafts are respectively sleeved with a positioning wheel, two positioning insertion holes are formed in the two positioning wheels at 180-degree intervals, and the front and rear vertical support insertion rods of the first insertion frame are correspondingly matched with the insertion holes in the two positioning wheels in an inserting mode.

Furthermore, both ends all weld a pendulum rod about two the apron pivot, the head end of everywhere pendulum rod all rotates installs a gyro wheel, and the top symmetry welding of vertical braces section has the atress board that the stull supported everywhere about two drive frames, and when two apron turned up and opened, the gyro wheel of everywhere pendulum rod head end followed two apron swings and leans on the contact with everywhere atress board.

Furthermore, three longitudinal supporting rods, one transverse supporting rod and four supporting rods are welded inside the rectangular peripheral frame of the blocking frame, four groups of parallel connecting rods are oppositely and rotatably connected to the front end section and the rear end section of each transverse supporting rod, and the top ends of the four groups of parallel connecting rods are rotatably connected with two stress rods which are oppositely supported.

Furthermore, two connecting plates are oppositely and rotatably connected to the middle parts of two groups of parallel connecting rods close to the middle longitudinal support rod in the blocking frame, the tail ends of the two connecting plates are rotatably connected with sliding sleeves of a prescription structure, and the two sliding sleeves are in sliding fit with the middle part of the transverse support rod in the blocking frame through spring pushing.

Furthermore, when the two blocking frames are turned and closed, the two blocking frames are abutted and contacted with the horizontal stop rods at the top ends of the two mounting slide ways and are shielded and arranged above the top end of the layout model positioning frame, and the two stress rods are abutted and contacted with the two turned and closed cover plates.

Furthermore, the bottoms of the left and right support rods of the peripheral frame of the layout model positioning frame are symmetrically welded with four limiting insertion shafts in a front-back manner, two shaft holes are symmetrically formed in the support rods on one side, far away from the two rotating shafts, of the peripheral frame of the two shielding frames, and when the two shielding frames are turned and opened vertically, the four limiting insertion shafts are in insertion fit with the four shaft holes.

Furthermore, four T-shaped sliding blocks are symmetrically welded at the front end and the rear end of the layout model positioning frame, the head ends of the four T-shaped sliding blocks are provided with insertion holes, the four T-shaped sliding blocks are in sliding fit with four vertical rail grooves on two installation slideways, the second insertion frame is in a U-shaped structure, and the head end sections of the four column shafts on the left and the right of the two second insertion frames are in insertion fit with the four T-shaped sliding blocks.

Advantageous effects

1. According to the invention, the two driving frames can slide downwards through the four driven gears and can be meshed to drive the two blocking frames to overturn, vertically open and empty the top space of the protective box, so that the layout model positioning frame and the model fixed on the frame can be conveniently lifted upwards, when the two blocking frames are vertically opened, the layout model positioning frame can be inserted and supported on the two blocking frames through the four limiting insertion shafts at the bottom of the layout model positioning frame for displaying, and the two blocking frames can be used for shielding and collision prevention and can also be used for supporting and displaying the layout model.

2. According to the invention, through the power transmission of the four swing rods, when the two cover plates are turned upwards and opened, the four stress plates and the two driving frames can be pushed to slide downwards to provide a turning opening and closing driving force for the two blocking frames, so that the trouble of additionally manually turning the blocking frames to open and close when the protection box is opened and the layout model is taken and loaded is eliminated, the taking and loading steps of the layout model are simplified, the use is convenient and labor-saving, and when the two cover plates are in a horizontal closed state, the two cover plates can be opened and closed.

3. According to the invention, two connecting rods, two second inserting frames and two driving frames are connected together to form two crank slide rod mechanisms, and through the two mechanisms, the two driving frames can be linked to drive the two second inserting frames to slide back and forth in a sliding manner and pull and insert when being overturned, pushed and slid up and down by the cover plate, so that the positioning frame of the layout model is loosened and loosened, the trouble of additionally manually loosening and tightening the two second inserting frames when the layout model is taken and installed in the protective box is eliminated, the taking and installing steps of the layout model are further simplified, the taking and installing operation of the layout model is efficient and time-saving.

4. According to the invention, two springs, two crank block mechanisms and two parallelogram swinging and stress mechanisms on the transverse support rods in the shielding frames jointly form two impact buffering protection assemblies, and the rectangular peripheral frames of the shielding frames are matched with the two impact buffering protection assemblies for use, so that double impact protection can be implemented on the layout model stored in an idle mode, and the anti-collision protection effect is good.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings of the embodiments will be briefly described below.

The drawings in the following description relate to some embodiments of the invention only and are not intended to limit the invention.

In the drawings:

FIG. 1 is an overall front side structural schematic of an embodiment of the present invention.

Fig. 2 is an overall rear side structural schematic diagram of an embodiment of the present invention.

Fig. 3 is a diagram of a two-position lid flip open state of an embodiment of the present invention.

Fig. 4 is a schematic view of the internal structure of the protective box according to the embodiment of the present invention.

FIG. 5 is a schematic diagram of a half-section internal structure of the protective box according to the embodiment of the present invention.

FIG. 6 is a schematic view of a half-section bottom structure of a protective box according to an embodiment of the present invention.

FIG. 7 is a diagram illustrating a layout model spacer according to an embodiment of the present invention.

Fig. 8 is a schematic structural view of a barrier frame according to an embodiment of the present invention.

Fig. 9 is a schematic view of a mounting skid configuration of an embodiment of the present invention.

List of reference numerals

1. A protective box; 101. a first vertical positioning shaft; 102. a second vertical positioning shaft; 103. a first insertion frame; 2. a cover plate; 201. a swing rod; 202. positioning wheels; 3. a drive frame; 301. a connecting rod; 302. a second insert frame; 303. a stress plate; 4. installing a slideway; 5. a barrier frame; 501. parallel connecting rods; 502. a stress beam; 503. a connecting plate; 504. a sliding sleeve; 505. a driven gear; 6. arranging a model positioning frame; 601. a T-shaped slider; 602. a crimping piece; 603. and limiting the inserted shaft.

Detailed Description

In order to make the objects, aspects and advantages of the embodiments of the present invention more apparent, the embodiments of the present invention will be described in detail with reference to the accompanying drawings. Unless otherwise indicated, terms used herein have the ordinary meaning in the art. Like reference symbols in the various drawings indicate like elements.

Example (b): please refer to fig. 1 to fig. 9:

the invention provides a floor layout displayer which comprises a protective box 1, wherein the protective box 1 is of a rectangular structure, the top end of the protective box 1 is oppositely and rotatably provided with cover plates 2 of two square structures, four first vertical positioning shafts 101 are symmetrically welded on the middle parts of the front side wall and the rear side wall of the protective box 1, and two U-shaped driving frames 3 are symmetrically and slidably arranged on the four first vertical positioning shafts 101 through spring pushing; two rectangular-structure barrier frames 5 are arranged between the upper half parts of the front and rear side walls of the protective box 1 in a left-right opposite rotation mode, and two installation slideways 4 are symmetrically welded on the front and rear side walls of the protective box 1; the two installation slideways 4 are in a double-inverted-V-shaped structure, the installation slideways 4 integrally comprise two vertical track grooves and three horizontal stop levers welded at the top ends of the two vertical track grooves, and the two installation slideways 4 are slidably provided with a layout model positioning frame 6; the overall layout model positioning frame 6 consists of a peripheral frame with a rectangular structure and four transverse blocking shafts symmetrically welded in the peripheral frame, wherein a double-rotation-direction pushing bolt is rotatably arranged in the middle of the peripheral frame in a penetrating manner, and two clamping and pressing pieces 602 are symmetrically arranged on the four transverse blocking shafts in a sliding manner in a front-back manner; the whole clamping and pressing piece 602 is composed of a bottom strip-shaped sliding plate and three short clamping rods welded to the top end of the strip-shaped sliding plate at equal intervals, a double-rotation-direction pushing bolt penetrates through and is in screwed fit with the middle sections of the bottom strip-shaped sliding plates of the two clamping and pressing pieces 602, and the two clamping and pressing pieces 602 are used for clamping and fixing the layout model; the convex sections at the front end and the rear end of the rotating shaft of the two blocking frames 5 are respectively sleeved with a driven gear 505, the inner sides of the left vertical strut section and the right vertical strut section of the two driving frames 3 are respectively provided with a row of toothed sheets, four rows of toothed sheets are in meshing transmission with the four driven gears 505, the two driving frames 3 slide downwards and can be meshed to drive the two blocking frames 5 to turn over and vertically open (refer to fig. 3) to empty the top space of the protective box 1 through the four driven gears 505, the upward sliding extraction of the layout model positioning frame 6 and the model fixed on the layout model positioning frame 6 is facilitated, and springs on the four first vertical positioning shafts 101 can push the two driving frames 3 to upwards reset and control the two blocking frames 5 to turn inwards and close; the bottoms of the middle sections of the horizontal parts of the two driving frames 3 are respectively and rotatably connected with a connecting rod 301, the tail ends of the two connecting rods 301 are respectively and rotatably connected with a second inserting frame 302, the two second inserting frames 302 are matched with the front and rear side walls of the protective box 1 in a penetrating and inserting manner, the two connecting rods 301, the two second inserting frames 302 and the two driving frames 3 are jointly connected to form a two-position crank sliding rod mechanism, through the two-position mechanism, the two driving frames 3 can be linked to drive the two second inserting frames 302 to slide and be inserted back and forth in a sliding manner when being overturned, pushed and pushed up and down by the cover plate 2, and the layout model positioning frame 6 is loosened and loosened, so that the trouble of additionally manually loosening and tightening the two second inserting frames 302 when the layout model is taken and installed in the protective box 1 is eliminated, the taking and installing steps of the layout model are further simplified, the taking and installing operation of the layout model is efficient and time-saving; two second vertical positioning shafts 102 are symmetrically welded at the top end of the left side wall of the protective box 1, and a U-shaped first insertion frame 103 is slidably mounted on the two second vertical positioning shafts 102 through spring pushing; when the two shielding frames 5 are turned and closed, the two shielding frames are abutted against and contacted with the horizontal stop rods at the top ends of the two installation slideways 4 and are shielded and arranged above the top end of the layout model positioning frame 6, and the two stress rods 502 are abutted against and contacted with the two turning and closed cover plates 2; the bottom of a left stay bar and a right stay bar of an outer peripheral frame of the layout model positioning frame 6 are symmetrically welded with four limiting insertion shafts 603 in a front-back manner, two shaft holes are symmetrically formed in the stay bars on one side, far away from two rotating shafts, of the outer peripheral frame of the two shielding frames 5, and when the two shielding frames 5 are turned and opened vertically, the four limiting insertion shafts 603 are in insertion fit with the four shaft holes.

Wherein, the left end of 2 pivots on two apron all overlaps and is equipped with a locating wheel 202, all be 180 degrees intervals on two locating wheels 202 and be equipped with two location jacks, and the front and back vertical support inserted bar of first frame 103 corresponds with the jack grafting cooperation on two locating wheels 202, and first frame 103 can be pegged graft and fix a position two locating wheels 202, makes two apron 2 and two block frame 5 keep the closed and the use condition who expandes of level, makes two second insert frame 302 keep taking out the use condition of inserting the elasticity.

The two cover plates 2 are turned upwards, the four stressed plates 303 and the two driving frames 3 can be pushed to slide downwards to provide driving force for turning and opening the two blocking frames 5, the trouble that the blocking frames 5 are additionally manually turned to open and close when the protection box 1 is opened to take the cloth model is eliminated, the taking and installing steps of the layout model are simplified, the use is convenient and labor-saving, when the two cover plates 2 are in a horizontal closed state, the angles between the four rocker rods 201 and the four stressed plates 303 are 90 degrees, 90 degrees can be guaranteed to be formed between the four stressed plates 201 and the four stressed plates 303, the two cover plates 2 can be guaranteed to be in the two contact positions of the four stressed plates 2 after the two cover plates 2 are turned to open and close, the problem that the two stressed plates 201 and the two stressed plates 303 are opened and closed after the two cover plates 2 are turned to open and close is avoided, the two contact positions of the four stressed plates 303 and the two stressed plates 2 are completely opened and closed after the two cover plates 2 are turned to open and close is avoided.

The three longitudinal and one transverse four-position support rods are welded inside a rectangular peripheral frame of the barrier frame 5, four groups of parallel connecting rods 501 are oppositely and rotatably connected to the front end section and the rear end section of each transverse support rod, two stress rods 502 which are oppositely supported are rotatably connected to the top ends of the four groups of parallel connecting rods 501, the four groups of parallel connecting rods 501 and the two stress rods 502 form a two-position parallelogram swinging and rotating stress mechanism, when the two barrier frames 5 are vertically opened, the layout model positioning frame 6 can be inserted and supported on the two barrier frames 5 for display (refer to fig. 3) through four limiting insertion shafts 603 at the bottom of the layout model positioning frame 6, the two barrier frames 5 can be used for shielding and collision prevention, the layout model can also be used for supporting and displaying a layout model, the use effect of one device is achieved, and an additionally vertical support assembly for the layout positioning frame 6 can be omitted.

Two connecting plates 503 are connected to the middle portions of two sets of parallel connecting rods 501 close to the middle longitudinal support rod inside the blocking frame 5 in an opposite rotating manner, the tail ends of the two connecting plates 503 are both connected with sliding sleeves 504 in a prescription structure in a rotating manner, the two sliding sleeves 504 are in sliding fit with the middle portion of the transverse support rod inside the blocking frame 5 through spring pushing, the two sets of parallel connecting rods 501, the two connecting plates 503 and the two sliding sleeves 504 at the middle positions are connected together to form a two-position crank block mechanism, two springs, two crank block mechanisms and two parallelogram swing and stress mechanisms on the transverse support rod inside the blocking frame 5 form two impact buffer protection assemblies, firstly, the rectangular peripheral frames of the two blocking frames 5 are covered above the top end of the layout model positioning frame 6 to implement basic anti-collision protection on the layout model which is not stored, when the two cover plates 2 at the next time are impacted by the top in a closed state, the rectangular peripheral frames 502 are bent and pushed to drive the two force-bearing rods 502 to move downwards, when the two force-bearing rods 502 move downwards, the two parallel pushing connecting rods 501 and the two sets of parallel connecting rods 501 and the two impact buffer protection assemblies can be used for implementing double impact protection on the two impact buffer protection assemblies at the sliding sleeves 5, and the two impact protection assemblies at the two impact protection peripheral protection assemblies at the top portions of the two impact protection structures can be used for absorbing the two impact protection modules.

The four T-shaped sliding blocks 601 are symmetrically welded to the front end and the rear end of the layout model positioning frame 6, the head ends of the four T-shaped sliding blocks 601 are provided with one insertion hole, the four T-shaped sliding blocks 601 are in sliding fit with the four vertical rail grooves on the two installation slideways 4, the second insertion frame 302 is of a U-shaped structure, the head end sections of the left and right four column shafts of the two second insertion frames 302 are in insertion fit with the four T-shaped sliding blocks 601, the two second insertion frames 302 can be inserted and fixed with the four T-shaped sliding blocks 601, so that the layout model positioning frame 6 and a layout model on the same are stably kept in the inner space of the protection box 1, and the problem that the layout model is damaged due to sliding collision in the inner part of the protection box 1 when the protection box 1 is transferred by hand is avoided.

The specific use mode and function of the embodiment are as follows: according to the invention, the two clamping and pressing pieces 602 can be driven to oppositely slide to tighten and loosen the layout model by forward and reverse rotation of the double-rotation-direction pushing bolt, the layout model is stored in the bottom space of the protective box 1 in a sliding manner through the layout model positioning frame 6 when the protective box is idle, and the two second inserting frames 302 can be inserted and fixed with the four T-shaped sliding blocks 601 so that the layout model positioning frame 6 and the layout model thereon are stably kept in the internal space of the protective box 1, and the layout model is prevented from moving, colliding and damaging in the protective box 1 when the protective box 1 is transferred by hand;

through the four driven gears 505, the two driving frames 3 can slide downwards and can be meshed to drive the two blocking frames 5 to turn over and vertically open (refer to fig. 3), so that the top space of the protective box 1 is vacated, the upward sliding extraction of the layout model positioning frame 6 and the model fixed on the layout model positioning frame 6 is convenient, the springs on the four first vertical positioning shafts 101 can push and drive the two driving frames 3 to reset upwards and control the two blocking frames 5 to turn inwards and close, and when the two blocking frames 5 are vertically opened, the layout model positioning frame 6 can be inserted and supported on the two blocking frames 5 through the four limiting insertion shafts 603 at the bottom of the layout model positioning frame 6 to be displayed (refer to fig. 3);

four groups of parallel connecting rods 501 and two stress rods 502 form two parallelogram swing stress mechanisms, two groups of parallel connecting rods 501, two connecting plates 503 and two sliding sleeves 504 at the middle position are connected together to form two crank-slider mechanisms, two springs on transverse supporting rods in the shielding frame 5, two crank-slider mechanisms and two parallelogram swing stress mechanisms form two impact buffer protection assemblies, firstly, a rectangular peripheral frame of the shielding frame 5 is shielded above the top end of the layout model positioning frame 6, the layout model stored in an idle state can be subjected to basic anti-collision protection, when the two cover plates 2 are closed and are impacted at the top, the rectangular peripheral frame bends and pushes the two stress rods 502 to move downwards, when the two stress rods 502 are stressed and move downwards, the middle two groups of parallel connecting rods 501 and the two connecting plates 503 push the two sliding sleeves 504 to compress the two springs on the transverse supporting rods in the shielding frame 5 to slide oppositely, the impact force at the top is absorbed and buffered, and the layout model is subjected to auxiliary impact protection.

The above are exemplary embodiments of the invention only, and are not intended to limit the scope of the invention, which is defined by the appended claims.

Claims

1. Land layout display, its characterized in that includes: the protective box comprises a protective box (1), wherein the protective box (1) is of a rectangular structure, cover plates (2) of two square structures are oppositely and rotatably mounted at the top end of the protective box (1), four first vertical positioning shafts (101) are symmetrically welded on the middle parts of the front side wall and the rear side wall of the protective box (1), and two U-shaped driving frames (3) are symmetrically and slidably mounted on the four first vertical positioning shafts (101) through spring pushing; two shielding frames (5) with rectangular structures are arranged between the upper half parts of the front and rear side walls of the protective box (1) in a left-right opposite rotating mode, and two mounting slideways (4) are symmetrically welded on the front and rear side walls of the protective box (1); the two installation slideways (4) are of double-inverted-V-shaped structures, the installation slideway (4) is integrally composed of two vertical rail grooves and three horizontal stop levers welded at the top ends of the two vertical rail grooves, and a layout model positioning frame (6) is slidably installed on the two installation slideways (4); the overall layout model positioning frame (6) is composed of a peripheral frame with a rectangular structure and four transverse blocking shafts symmetrically welded inside the peripheral frame, wherein the middle position of the peripheral frame is provided with a double-rotation-direction pushing bolt in a penetrating and rotating mode, and the four transverse blocking shafts are provided with two clamping and pressing pieces (602) in a front-back symmetrical sliding mode; the whole clamping and pressing piece (602) is composed of a bottom strip-shaped sliding plate and three short clamping rods welded to the top end of the strip-shaped sliding plate at equal intervals, a double-rotation-direction pushing bolt is matched with the middle sections of the bottom strip-shaped sliding plates of the two clamping and pressing pieces (602) in a penetrating and screwing mode, and the two clamping and pressing pieces (602) are used for clamping and fixing the layout model; the protruding sections at the front end and the rear end of the rotating shaft of the two blocking frames (5) are sleeved with a driven gear (505), the inner sides of the left and right vertical support rod sections of the two driving frames (3) are provided with a row of tooth sheets, and the four rows of tooth sheets are in meshing transmission with the four driven gears (505); the bottoms of the middle sections of the horizontal parts of the two driving frames (3) are respectively and rotatably connected with a connecting rod (301), the tail ends of the two connecting rods (301) are respectively and rotatably connected with a second inserting frame (302), and the two second inserting frames (302) are in insertion fit with the front side wall and the rear side wall of the protective box (1) in a penetrating mode.

2. The right-of-way layout presenter as claimed in claim 1, wherein: two second vertical positioning shafts (102) are symmetrically welded at the top end of the left side wall of the protective box (1), and a first U-shaped-structure insertion frame (103) is slidably mounted on the two second vertical positioning shafts (102) through spring pushing.

3. The right-of-way layout presenter as claimed in claim 1, wherein: the left ends of the rotating shafts of the two cover plates (2) are sleeved with positioning wheels (202), the two positioning wheels (202) are provided with two positioning insertion holes at 180-degree intervals, and the front and rear vertical support insertion rods of the first insertion frame (103) are correspondingly matched with the insertion holes on the two positioning wheels (202) in an insertion manner.

4. The right-of-way layout presenter as claimed in claim 1, wherein: both ends all weld one department pendulum rod (201) about two apron (2) pivot, and the head end of everywhere pendulum rod (201) all rotates and installs a department gyro wheel, and about two drive frame (3) the top symmetrical welding of erectting the vaulting pole section have stress plate (303) that everywhere stull supported, when two apron (2) turn over on open, the gyro wheel of everywhere pendulum rod (201) head end follows two apron (2) and swings and lean on the contact with four stress plate (303).

5. The right-of-way layout presenter as claimed in claim 1, wherein: three longitudinal and one transverse four-position support rods are welded inside the rectangular peripheral frame of the barrier frame (5), four groups of parallel connecting rods (501) are oppositely and rotatably connected to the front end section and the rear end section of each transverse support rod, and two stress rods (502) which are oppositely supported are rotatably connected to the top ends of the four groups of parallel connecting rods (501).

6. The right-of-way layout presenter as claimed in claim 5, wherein: two connecting plates (503) are connected to the middle parts of two groups of parallel connecting rods (501) close to the middle longitudinal support rod in the blocking frame (5) in an opposite rotating mode, the tail ends of the two connecting plates (503) are connected with sliding sleeves (504) in a formula structure in a rotating mode, and the two sliding sleeves (504) are in sliding fit with the middle part of the transverse support rod in the blocking frame (5) through spring pushing.

7. The right-of-way layout presenter as claimed in claim 5, wherein: when the two blocking frames (5) are turned and closed, the blocking frames are abutted and contacted with the horizontal stop rods at the top ends of the two installation slide ways (4) and are shielded and arranged above the top ends of the layout model positioning frames (6), and the two stress rods (502) are abutted and contacted with the two turning and closing cover plates (2).

8. The right-of-way layout presenter as claimed in claim 1, wherein: the bottom of a left stay bar and a right stay bar of an outer peripheral frame of the layout model positioning frame (6) are symmetrically welded with four limiting insertion shafts (603) in a front-back manner, two shaft holes are symmetrically formed in the stay bars on the side, far away from two rotating shafts, of the outer peripheral frame of the two shielding frames (5), and when the two shielding frames (5) are turned and opened vertically, the four limiting insertion shafts (603) are in insertion fit with the four shaft holes.

9. The right-of-way layout presenter as claimed in claim 1, wherein: both ends symmetrical welding has four T shape slider (601) around overall arrangement model locating rack (6), and a jack has all been seted up to the head end of four T shape slider (601), and four T shape slider (601) and the vertical track groove sliding fit in four places on two installation slides (4), and the second is inserted frame (302) and is the U column structure, and two second are inserted the first end section of frame (302) left and right sides four column shafts and are pegged graft the cooperation with four T shape slider (601).