CN214793254U

CN214793254U - Bidirectional symmetrical type house property element measuring instrument

Info

Publication number: CN214793254U
Application number: CN202120274958.5U
Authority: CN
Inventors: 王品福; 赵剑伟; 俞炯伟; 任江航
Original assignee: Hangzhou Yutong Surveying And Mapping Co ltd
Current assignee: Hangzhou Yutong Surveying And Mapping Co ltd
Priority date: 2021-01-30
Filing date: 2021-01-30
Publication date: 2021-11-19
Anticipated expiration: 2031-01-30

Abstract

The utility model discloses a two-way symmetry formula house property key element measuring apparatu, including detecting the body, the bottom of detecting the body is provided with the operation box, the turn trough has been seted up to the up end of operation box, the inside rotation of turn trough is provided with the commentaries on classics board, the inside rotation of operation box is provided with the worm wheel, be provided with the bull stick between worm wheel and the commentaries on classics board, the both ends of bull stick respectively with worm wheel and commentaries on classics board fixed connection, one side of worm wheel is provided with the worm, worm and worm wheel intermeshing, the fixed runner assembly that is provided with of one end of worm, the input of runner assembly passes the operation box, operation box bottom is provided with heightening device, heightening device and operation box between be provided with levelling device, levelling device's both ends respectively with operation box and heightening device joint, heightening device's bottom is provided with the removal subassembly, the utility model discloses rational in infrastructure, quick adjustment angle and levelness have, high use convenience, advantage that the availability factor is high.

Description

Bidirectional symmetrical type house property element measuring instrument

Technical Field

The utility model relates to a house property element measures technical field, in particular to two-way symmetry formula house property element measuring apparatu.

Background

The real estate survey is mainly used for measuring and surveying the house and the land conditions thereof, provides measurement data and data for real estate property rights, house cadastre management, real estate development and utilization, tax collection and town planning and construction, and is measurement work combining a conventional surveying and mapping technology and real estate management business. The method is an application technology for researching the theory, instrument and method of house property mapping of industrial and mining enterprises, public institutions and adjacent residential points outside built-up areas of cities and towns. The house property measurement has the same place as the urban topographic survey and cadastral survey, but the contents and requirements are different due to different service objects.

Chinese patent application No. CN201821165581.4 provides a bidirectional symmetrical type house property element measuring instrument, which comprises a rotary lifting support and a bidirectional symmetrical type measuring mechanism, wherein the bidirectional symmetrical type measuring mechanism comprises a printed circuit board, a first measuring unit and a second measuring unit which are symmetrically arranged at two ends of the printed circuit board, the printed circuit board is integrated with a microcontroller, a data storage module and a data transmission module, the measuring units comprise a laser ranging module, an inertia measuring module and a camera, the rotary lifting support is a GigaPan panoramic holder, the two sets of measuring units are arranged and combined in a bidirectional symmetrical manner, the rotary lifting support is used for rotary lifting measurement, a measuring mode of any position in a room can be realized, the defect that the prior method needs to measure along the wall surface in sequence is avoided, the efficiency is improved, the data precision and reliability are ensured, and meanwhile, abundant texture and structural information of a house can be obtained, and providing a data base for acquiring the three-dimensional model of the real estate.

Above-mentioned scheme is when implementing, can't carry out quick adjustment to two-way symmetry formula measuring mechanism's angle and levelness, leads to can very influence efficiency when using, provides a solution to following the above problem

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a two-way symmetry formula house property element measuring apparatu has quick adjustment angle and levelness, convenient to use, advantage that the availability factor is high.

The above technical purpose of the present invention can be achieved by the following technical solutions:

two-way symmetry formula house property key element measuring apparatu, including detecting the body, the bottom of detecting the body is provided with the operation box, the turn trough has been seted up to the up end of operation box, the inside rotation of turn trough is provided with the commentaries on classics board, the inside rotation of operation box is provided with the worm wheel, be provided with the bull stick between worm wheel and the commentaries on classics board, the both ends of bull stick respectively with worm wheel and commentaries on classics board fixed connection, one side of worm wheel is provided with the worm, worm and worm wheel intermeshing, the fixed rotating component that is provided with in one end of worm, rotating component's input passes the operation box, operation box bottom is provided with heightening device, heightening device and operation box between be provided with levelling device, levelling device's both ends respectively with operation box and heightening device joint, heightening device's bottom is provided with the removal subassembly.

By adopting the technical scheme, a user moves the equipment to a required position through the moving assembly, the heightening device is started, the heightening device drives the leveling device to move, the leveling device drives the operation box to move, the operation box drives the rotating plate to move, the rotating plate drives the detection body to move, so that the detection body is at a required height, the leveling device is started, the leveling device adjusts the operation box to enable the operation box to be in a horizontal state, namely, the detection body is in a horizontal state, so that the detection body is adjusted to the outside through the detection body, when the angle of the detection body needs to be changed, the rotating assembly is started, the rotating assembly is removed from self-locking, so that the rotating assembly and the operation box can rotate, the rotating assembly drives the fixedly connected worm to rotate, the worm rotates the mutually meshed worm wheel, the rotating rod is driven to rotate when the worm wheel rotates, the rotating rod rotates to drive the rotating plate to rotate, the runner rotates in the runner inside, and the runner plays the restriction effect to the runner for the runner rotates more stably, drives the detection body when the runner rotates and rotates, thereby adjusts the angle that detects the body, adjusts the completion back, loosens the runner assembly, and the runner assembly can automatic re-setting, and when the runner assembly resets, the runner assembly plays the locking to the worm, avoids the worm to rotate, detects the unable rotation of body promptly, guarantees the accuracy that detects.

Preferably, the rotating assembly comprises a first crown gear, a second crown gear, a third crown gear, a fourth crown gear, a guide block, a spring, a connecting rod and a hand wheel, the first crown gear and the second crown gear are fixedly connected, the first crown gear is fixed at one end of the connecting rod, the other end of the connecting rod is fixedly connected with one end of the worm, the third crown gear is slidably sleeved on the connecting rod, the third crown gear and the first crown gear are meshed with each other, a guide groove is formed in the operating box, the guide block is slidably arranged in the guide groove, the guide block is fixedly connected with the side face of the third crown gear, one end of the hand wheel penetrates through the operating box, the fourth crown gear is fixed at one end of the hand wheel in the operating box, the fourth crown gear is matched with the second crown gear, the spring is sleeved at one end of the hand wheel in the operating box, one end of the spring is fixedly connected with the side face of the fourth crown gear, the crown gear four is rotatably provided with a rotating ring, the side surfaces of the rotating ring are symmetrically and fixedly provided with guide rods, and one end of each guide rod is fixedly connected with the crown gear three.

By adopting the technical scheme, when the angle of the detection body needs to be adjusted, the hand wheel is pushed, the hand wheel drives the crown gear four to move, so that the crown gear four is meshed with the crown gear two, meanwhile, when the crown gear four moves, the crown gear four drives the swivel to move, the swivel drives the guide rod to move, the guide rod moves to drive the crown gear three to move, so that the crown gear three and the crown gear one are separated from each other, the hand wheel is rotated, the hand wheel rotates to drive the crown gear four to rotate, the crown gear four drives the crown gear two to rotate, the crown gear two drives the crown gear one to rotate, the crown gear one rotates to drive the connecting rod to rotate, the connecting rod moves to drive the worm to rotate, the spring is stretched when the crown gear four moves, so that the spring generates elastic force, when the rotating handle is loosened, the elastic force of the spring drives the crown gear four to move, the crown gear four drives the swivel to move, the rotating ring drives the guide rod to move, the guide rod drives the third crown gear to move, the third crown gear and the first crown gear are meshed with each other, and due to the limiting effect of the guide groove on the guide blocks, the guide blocks are fixedly connected with the third crown gear, the third crown gear cannot rotate, the first crown gear cannot rotate, namely the rotating rod cannot rotate, the worm cannot rotate, and self-locking is achieved.

Preferably, the height adjusting device comprises a top plate, a limiting rod, an inner rod, an outer rod, a first bevel gear, a second bevel gear, an upright rod and a rotating handle, the limiting rod is fixed on the upper end face of the moving assembly, the inner rod is in inserting fit with the limiting rod, the top plate is fixed at one end of the inner rod, the outer rod is sleeved outside the inner rod, the outer rod is in threaded fit with the inner rod, the outer rod is in rotating fit with the moving assembly, the second bevel gear is sleeved on the outer arc face of the outer rod, the upright rod is located on one side of the outer rod, one end of the rotating handle penetrates through the upright rod, the first bevel gear is fixed at one end of the rotating handle, and the first bevel gear and the second bevel gear are meshed with each other.

Adopt above-mentioned technical scheme, rotate and change the handle, change the handle and rotate round the pole setting, change and drive bevel gear when rotating and rotate, bevel gear drives bevel gear two when rotating and rotates, and bevel gear two drives the outer pole when rotating and rotates, because screw-thread fit between outer pole and the interior pole, and the restriction of gag lever post to interior pole for interior pole can only slide along the gag lever post, and outer pole drives interior pole when rotating and removes, and interior pole can remove along the gag lever post, and interior pole removes and can drive the roof and remove.

As preferred, the leveling device includes L shaped plate, threaded rod, slider, card ball and branch, the side at the height-adjusting device is fixed to the L shaped plate, the spout has been seted up on the L shaped plate, slider sliding arrangement is inside the spout, slider and screw-thread fit are passed in the threaded rod, branch is provided with two, and two the one end normal running fit of branch, one of them the one end of branch with height-adjusting device normal running fit, another the one end and the card ball fixed connection of branch, the bottom and the card ball joint of operation box, threaded rod one end and the junction normal running fit of two branches.

Adopt above-mentioned technical scheme, when needs carry out the leveling operation, the threaded rod rotates, threaded rod and slider screw-thread fit for the threaded rod can take place relative displacement with the slider when rotating, promotes the junction of two branches when the threaded rod removes, makes the one end that two branches kept away from each other keep away from each other, and branch can promote the card ball, and the card ball can promote the one end upward movement of operation box, and because the circular motion when branch is done, the slider can be along spout upward movement, and the dead phenomenon of card is avoided in the cooperation between spout and the slider.

Preferably, the moving assembly comprises a base plate, a plurality of pulleys and a push handle, the pulleys are fixed on the bottom surface of the base plate, and the push handle is fixed on the upper end surface of the base plate.

Adopt above-mentioned technical scheme, the bottom plate plays the effect of accepting, pushes away the application of force of person of facilitating the use, when pushing away the atress, pushes away the drive bottom plate, and the bottom plate passes through the pulley and moves, and a plurality of pulleys guarantee the stability when the motion.

Preferably, the level gauge is fixed on the side surface of the operation box.

By adopting the technical scheme, the level gauge is used for leveling operation of the operation box.

Preferably, an angle ruler is fixedly arranged on the upper end face of the operation box.

By adopting the technical scheme, the angle ruler facilitates the observation of the angle of the detection body by a user, and is convenient to use.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment;

FIG. 2 is a sectional view of the embodiment;

fig. 3 is a sectional view showing the inside of the operation box according to the embodiment.

Reference numerals: 1. detecting a body; 2. an operation box; 3. rotating the groove; 4. rotating the plate; 6. a worm gear; 7. a rotating rod; 8. a worm; 9. a rotating assembly; 10. a height adjusting device; 11. a leveling device; 12. a moving assembly; 13. a crown gear I; 14. a crown gear II; 15. a crown gear III; 16. crown gear four; 17. a guide block; 18. a spring; 19. a connecting rod; 20. a hand wheel; 21. a guide groove; 22. rotating the ring; 23. a guide bar; 24. a top plate; 25. a limiting rod; 26. an inner rod; 27. an outer rod; 28. a first bevel gear; 29. a second bevel gear; 30. erecting a rod; 31. turning a handle; 32. an L-shaped plate; 33. a threaded rod; 34. a slider; 35. blocking the ball; 36. a strut; 37. a chute; 38. a base plate; 39. a pulley; 40. a push handle; 41. a level gauge; 42. an angle ruler.

Detailed Description

The following is only the preferred embodiment of the present invention, the protection scope is not limited to this embodiment, and all technical solutions belonging to the idea of the present invention should belong to the protection scope of the present invention. It should also be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and such modifications and decorations should also be regarded as the protection scope of the present invention.

As shown in fig. 1 to 3, the bidirectional symmetrical type house property element measuring instrument includes a detecting body 1, a moving assembly 12 is arranged at the bottom of the detecting body 1, the moving assembly 12 includes a bottom plate 38, a plurality of pulleys 39 and a push handle 40, the pulleys 39 are fixed on the bottom surface of the bottom plate 38, the push handle 40 is fixed on the upper end surface of the bottom plate 38, a user moves the equipment to a desired position through the moving assembly 12, the bottom plate 38 plays a bearing role, the push handle 40 facilitates the application of force of the user, when the push handle 40 is stressed, the push handle 40 drives the bottom plate 38, the bottom plate 38 moves through the pulleys 39, and the plurality of pulleys 39 ensure the stability during the movement.

The height adjusting device 10 is arranged on the upper end face of the moving component 12, the height adjusting device 10 comprises a top plate 24, a limiting rod 25, an inner rod 26, an outer rod 27, a first bevel gear 28, a second bevel gear 29, an upright rod 30 and a rotating handle 31, the limiting rod 25 is fixed on the upper end face of the moving component 12, the inner rod 26 is in penetrating fit with the limiting rod 25, the top plate 24 is fixed at one end of the inner rod 26, the outer rod 27 is sleeved outside the inner rod 26, the outer rod 27 is in threaded fit with the inner rod 26, the outer rod 27 is in rotating fit with the moving component 12, the second bevel gear 29 is sleeved on the outer arc surface of the outer rod 27, the upright rod 30 is located on one side of the outer rod 27, one end of the rotating handle 31 penetrates through the upright rod 30, the first bevel gear 28 is fixed at one end of the rotating handle 31, and the first bevel gear 28 is meshed with the second bevel gear 29.

The rotating handle 31 is rotated, the rotating handle 31 rotates around the vertical rod 30, the rotating handle 31 drives the first bevel gear 28 to rotate when rotating, the first bevel gear 28 drives the second bevel gear 29 to rotate when rotating, the second bevel gear 29 drives the outer rod 27 to rotate when rotating, due to the fact that the outer rod 27 is in threaded fit with the inner rod 26 and the limiting rod 25 limits the inner rod 26, the inner rod 26 can only slide along the limiting rod 25, the outer rod 27 drives the inner rod 26 to move when rotating, the inner rod 26 can move along the limiting rod 25, and the inner rod 26 can drive the top plate 24 to move when moving.

The upper end face of the top plate 24 is provided with a leveling device 11, one side of the leveling device 11 is provided with an operation box 2, the side face of the operation box 2 is fixed with a level meter 41, the level meter 41 is used for leveling operation of the operation box 2, the operation box 2 is clamped with the heightening device 10, the leveling device 11 comprises an L-shaped plate 32, a threaded rod 33, a sliding block 34, a clamping ball 35 and support rods 36, the L-shaped plate 32 is fixed on the side face of the heightening device 10, the L-shaped plate 32 is provided with a sliding groove 37, the sliding block 34 is arranged inside the sliding groove 37 in a sliding manner, the threaded rod 33 rotates through the sliding block 34 and is in threaded fit, the support rods 36 are provided with two, one ends of the two support rods 36 are in rotating fit, one end of one of the supporting rods 36 is matched with the heightening device 10 in a rotating mode, one end of the other supporting rod 36 is fixedly connected with the clamping ball 35, the bottom of the operation box 2 is clamped with the clamping ball 35, and one end of the threaded rod 33 is matched with the joint of the two supporting rods 36 in a rotating mode.

When the leveling operation needs to be carried out, the threaded rod 33 is rotated, the threaded rod 33 is in threaded fit with the sliding block 34, relative displacement can occur between the threaded rod 33 and the sliding block 34 when the threaded rod 33 rotates, the joint of the two supporting rods 36 is pushed when the threaded rod 33 moves, one ends, far away from each other, of the two supporting rods 36 are far away from each other, the supporting rods 36 can push the clamping balls 35, the clamping balls 35 can push one ends of the operation box 2 to move upwards, arc motion is carried out when the supporting rods 36 are moved, the sliding block 34 can move upwards along the sliding groove 37, and the phenomenon of clamping is avoided through the fit between the sliding groove 37 and the sliding block 34.

The upper end surface of the operation box 2 is provided with a rotating groove 3, a rotating plate 4 is rotatably arranged in the rotating groove 3, the rotating plate 4 is fixedly connected with the detection body 1, a worm wheel 6 is rotatably arranged in the operation box 2, a rotating rod 7 is arranged between the worm wheel 6 and the rotating plate 4, two ends of the rotating rod 7 are respectively fixedly connected with the worm wheel 6 and the rotating plate 4, one side of the worm wheel 6 is provided with a worm 8, the worm 8 and the worm wheel 6 are mutually meshed, one end of the worm 8 is fixedly provided with a rotating assembly 9, the rotating assembly 9 comprises a crown gear I13, a crown gear II 14, a crown gear III 15, a crown gear IV 16, a guide block 17, a spring 18, a connecting rod 19 and a hand wheel 20, the crown gear I13 and the crown gear II 14 are fixedly connected, the crown gear I13 is fixed at one end of the connecting rod 19, the other end of the connecting rod 19 is fixedly connected with one end of the worm 8, the crown gear III 15 is slidably sleeved on the connecting rod 19, the third crown gear 15 and the first crown gear 13 are meshed with each other, guide grooves 21 are symmetrically formed in the operation box 2, the guide block 17 is arranged inside the guide grooves 21 in a sliding mode, the side faces of the guide block 17 and the third crown gear 15 are fixedly connected, one end of the hand wheel 20 penetrates through the operation box 2, the fourth crown gear 16 is fixed to one end, located inside the operation box 2, of the hand wheel 20, the fourth crown gear 16 is matched with the second crown gear 14, the spring 18 is sleeved on one end, located inside the operation box 2, of the hand wheel 20, one end of the spring 18 is fixedly connected with the side face of the fourth crown gear 16, a rotating ring 22 is rotatably arranged on the fourth crown gear 16, guide rods 23 are symmetrically and fixedly arranged on the side face of the rotating ring 22, and one end of each guide rod 23 is fixedly connected with the third crown gear 15.

When the angle of the detecting body 1 needs to be changed, the hand wheel 20 is pushed, the hand wheel 20 drives the crown gear four 16 to move, so that the crown gear four 16 is meshed with the crown gear two 14, meanwhile, when the crown gear four 16 moves, the crown gear four 16 drives the rotating ring 22 to move, the rotating ring 22 drives the guide rod 23 to move, the guide rod 23 moves to drive the crown gear three 15 to move, so that the crown gear three 15 and the crown gear one 13 are separated from each other, the hand wheel 20 is rotated, the hand wheel 20 rotates to drive the crown gear four 16 to rotate, the crown gear four 16 drives the crown gear two 14 to rotate, the crown gear two 14 drives the crown gear one 13 to rotate, the crown gear one 13 rotates to drive the connecting rod 19 to rotate, the connecting rod 19 moves to drive the worm 8 to rotate, the worm 8 rotates to drive the mutually meshed worm wheel 6 to rotate, the rotating rod 7 rotates to drive the rotating plate 4 to rotate, the rotating plate 4 rotates in the rotating groove 3, the rotating groove 3 plays a limiting role for the rotating plate 4, the rotating plate 4 rotates more stably, the rotating plate 4 drives the detecting body 1 to rotate when rotating, the angle of the detecting body 1 is adjusted, the angle ruler 42 is fixedly arranged on the upper end face of the operation box 2, and an angle ruler 42 can be used conveniently by a user observing the detecting body 1.

When the crown gear four 16 moves, the spring 18 is stretched, so that the spring 18 generates elastic force, when the rotating handle 31 is loosened, the elastic force of the spring 18 drives the crown gear four 16 to move, the crown gear four 16 drives the rotating ring 22 to move, the rotating ring 22 drives the guide rod 23 to move, and the guide rod 23 drives the crown gear three 15 to move, so that the crown gear three 15 and the crown gear one 13 are meshed with each other, due to the limiting effect of the guide groove 21 on the guide block 17, the guide block 17 is fixedly connected with the crown gear three 15, so that the crown gear three 15 cannot rotate, so that the crown gear one 13 cannot rotate, namely the rotating rod 7 cannot rotate, the worm 8 cannot rotate, namely the detection body 1 cannot rotate, self-locking is formed, and the detection accuracy is ensured.

Claims

1. Bidirectional symmetry type house property element measuring instrument comprises a detection body (1) and is characterized in that an operation box (2) is arranged at the bottom of the detection body (1), a rotary groove (3) is formed in the upper end face of the operation box (2), a rotary plate (4) is arranged in the rotary groove (3) in a rotating mode, a worm wheel (6) is arranged in the operation box (2) in a rotating mode, a rotary rod (7) is arranged between the worm wheel (6) and the rotary plate (4), two ends of the rotary rod (7) are fixedly connected with the worm wheel (6) and the rotary plate (4) respectively, a worm (8) is arranged on one side of the worm wheel (6), the worm (8) and the worm wheel (6) are meshed with each other, a rotating assembly (9) is fixedly arranged at one end of the worm (8), the input end of the rotating assembly (9) penetrates through the operation box (2), a height adjusting device (10) is arranged at the bottom of the operation box (2), the height adjusting device is characterized in that a leveling device (11) is arranged between the height adjusting device (10) and the operation box (2), the two ends of the leveling device (11) are respectively connected with the operation box (2) and the height adjusting device (10) in a clamping mode, and a moving assembly (12) is arranged at the bottom of the height adjusting device (10).

2. The two-way symmetrical type property element measuring instrument according to claim 1, wherein the rotating assembly (9) comprises a first crown gear (13), a second crown gear (14), a third crown gear (15), a fourth crown gear (16), a guide block (17), a spring (18), a connecting rod (19) and a hand wheel (20), the first crown gear (13) and the second crown gear (14) are fixedly connected, the first crown gear (13) is fixed at one end of the connecting rod (19), the other end of the connecting rod (19) is fixedly connected with one end of the worm (8), the third crown gear (15) is slidably sleeved on the connecting rod (19), the third crown gear (15) and the first crown gear (13) are mutually engaged, a guide groove (21) is formed in the operating box (2), and the guide block (17) is slidably arranged in the guide groove (21), the side fixed connection of guide block (17) and third (15) of crown gear, operation box (2) are passed to the one end of hand wheel (20), the one end that is located operation box (2) inside at hand wheel (20) is fixed in fourth (16) of crown gear, fourth (16) of crown gear and second (14) adaptation of crown gear, spring (18) cover is established and is located the one end of operation box (2) inside hand wheel (20), the one end of spring (18) and the side fixed connection of fourth (16) of crown gear, it is provided with swivel (22) to rotate on fourth (16) of crown gear, the side symmetry and the fixed guide arm (23) that are provided with of swivel (22), the one end and the three (15) fixed connection of crown gear of guide arm (23).

3. The bidirectional symmetrical property element measuring instrument according to claim 1, wherein the height adjusting device (10) comprises a top plate (24), a limiting rod (25), an inner rod (26), an outer rod (27), a first bevel gear (28), a second bevel gear (29), an upright rod (30) and a rotating handle (31), the limiting rod (25) is fixed on the upper end surface of the movable component (12), the inner rod (26) is in insertion fit with the limiting rod (25), the top plate (24) is fixed at one end of the inner rod (26), the outer rod (27) is sleeved outside the inner rod (26), the outer rod (27) is in threaded fit with the inner rod (26), the outer rod (27) is in rotating fit with the movable component (12), the second bevel gear (29) is sleeved on the outer arc surface of the outer rod (27), the upright rod (30) is located at one side of the outer rod (27), and one end of the rotating handle (31) passes through the upright rod (30), the bevel gear I (28) is fixed at one end of the rotating handle (31), and the bevel gear I (28) and the bevel gear II (29) are meshed with each other.

4. The bidirectional symmetrical property element measuring instrument according to claim 1, wherein the leveling device (11) comprises an L-shaped plate (32), a threaded rod (33), a sliding block (34), a clamping ball (35) and a supporting rod (36), the L-shaped plate (32) is fixed on the side of the heightening device (10), a sliding groove (37) is formed in the L-shaped plate (32), the sliding block (34) is arranged inside the sliding groove (37) in a sliding manner, the threaded rod (33) rotates through the sliding block (34) and is in threaded fit, the supporting rod (36) is provided with two supporting rods (36), one end of each supporting rod (36) is in rotating fit with the heightening device (10), one end of the other supporting rod (36) is fixedly connected with the clamping ball (35), and the bottom of the operation box (2) is clamped with the clamping ball (35), one end of the threaded rod (33) is in running fit with the joint of the two support rods (36).

5. The two-way symmetrical property element measuring instrument according to claim 1, wherein the moving member (12) comprises a base plate (38), a plurality of pulleys (39) and a push handle (40), the pulleys (39) are provided, the pulleys (39) are fixed on the bottom surface of the base plate (38), and the push handle (40) is fixed on the upper end surface of the base plate (38).

6. The two-way symmetrical property element measuring instrument according to claim 1, wherein a level (41) is fixed to a side of the operation box (2).

7. The two-way symmetrical property element measuring instrument according to claim 1, wherein an angle ruler (42) is fixedly arranged on the upper end surface of the operation box (2).