CN114857434B - A measuring device for urban and rural planning engineering that is convenient for leveling - Google Patents

Abstract

The invention discloses urban and rural planning engineering measurement equipment convenient to level, which relates to the technical field of engineering equipment and comprises a first fixed ring, wherein an annular groove I is formed in the upper surface of the first fixed ring, a universal ball is connected to the inner wall of the first fixed ring in a sliding manner, a second annular groove is formed in the upper end of the universal ball, an annular cover I is arranged above the first fixed ring, the lower end of the first annular cover is fixedly connected with a first annular plate, the upper end of the inner wall of the first annular cover is fixedly connected with a second annular cover, the lower end of the second annular cover is fixedly connected with a second annular plate, the lower end of the first annular plate is connected with the inner wall of the second annular groove in a sliding manner, the lower end of the first annular cover is attached to the upper end of the first fixed ring, and a supporting rod is fixedly connected to the center of the upper end of the universal ball.

Description

A measuring device for urban and rural planning engineering that is convenient for leveling

technical field

The invention relates to the technical field of engineering equipment, in particular to a measuring equipment for urban and rural planning engineering that is convenient for leveling.

Background technique

Urban and rural planning is a general term for urban system planning, urban planning, town planning, township planning and village planning. Before urban and rural planning and construction, it is necessary to measure the site and use high-precision engineering measurement equipment.

However, the engineering measurement equipment in the prior art is usually placed directly on the tripod for measurement, and the tripod itself is cumbersome to operate when leveling. When the measurement position needs to be changed repeatedly, the back and forth debugging is very time-consuming and greatly reduces the efficiency of the measurement.

Contents of the invention

The purpose of the present invention is to provide a measuring device for urban and rural planning projects that is easy to level, which solves the cumbersome operation of leveling the tripod itself, and when it is necessary to change the measurement position repeatedly, it takes a lot of time to debug back and forth and greatly reduces the efficiency of measurement. question.

In order to achieve the above object, the present invention provides the following technical solutions: a measuring device for urban and rural planning engineering that is convenient for leveling, including a fixed ring 1, an annular groove 1 is opened on the upper surface of the fixed ring 1, and the inner wall of the fixed ring 1 A universal ball is slidably connected, the upper end of the universal ball is provided with an annular groove 2, an annular cover 1 is arranged above the fixed ring 1, and an annular plate 1 is fixedly connected to the lower end of the annular cover 1. The upper end of the inner wall of the cover 1 is fixedly connected with the annular cover 2, the lower end of the annular cover 2 is fixedly connected with the annular plate 2, the lower end of the annular plate 1 is slidably connected with the inner wall of the annular groove 1, and the lower end of the annular plate 2 is slidably connected The inner wall of the annular groove 2, the lower end of the annular cover 1 is attached to the upper end of the fixed ring 1, a support rod is fixedly connected to the center of the upper end of the universal ball, and a horizontal plate is fixedly connected to the upper end of the support rod. The upper end of the horizontal plate is provided with a measuring instrument, the center of the lower end of the universal ball is fixedly connected with a spring telescopic rod, the lower part of the spring telescopic rod is provided with a counterweight, and the outer wall of the fixed ring one is fixedly sleeved with a connection ring, the outer wall of the connecting ring is fixedly connected with a fixing plate, and a supporting device is arranged under the fixing plate.

Preferably, a threaded rod is fixedly connected to the center of the upper surface of the horizontal plate, an anti-skid strip is fixedly connected to the upper surface of the horizontal plate, and the upper end of the threaded rod is threaded to the inner wall of the bottom threaded port of the measuring instrument. The lower surface of the instrument fits the upper end of the anti-slip strip.

Preferably, the lower end of the spring telescopic rod is fixedly connected with a connecting plate 1, and the lower end of the connecting plate 1 is fixedly connected with a card compartment, and the left side of the card compartment is provided with a card slot, and the right side of the card slot is The upper end of the inner wall is provided with a through slot 1, and the lower end of the right inner wall of the card slot is provided with a through slot 2, the upper end of the counterweight is fixedly connected with a base, and the upper end of the base is fixedly connected with a vertical plate, and the vertical plate Block 1 is fixedly connected to the top of the right side surface of the riser, block 2 is fixedly connected to the lower end of the right side of the vertical plate, the right end of block 1 is slidably connected to the inner wall of slot 1, and the right end of block 2 The inner wall of the slot 2 is slidably connected, the lower end of the block 2 is fixedly connected to the upper surface of the base, and the central axes of the measuring instrument, the support rod, the universal ball, the spring telescopic rod and the counterweight are on the same straight line.

Preferably, the supporting device includes a hinge, the upper and lower ends of the hinge are fixedly connected with connecting blocks, the upper surface of the connecting block at the upper end of the hinge is fixedly connected with the lower surface of the fixing plate, and the lower surface of the connecting block at the lower end of the hinge is A sleeve rod is fixedly connected, the lower end of the inner wall of the sleeve rod is slidably connected with a slide bar, the surface of the slide bar is provided with a socket, and the lower end of the outer surface of the sleeve rod is fixedly connected with a fixed shell, and the fixed shell is far away from the sleeve. The side of the rod is slidably connected with a spring plunger, the end of the spring plunger is slidably connected to the lower end of the outer wall of the sleeve rod and the inner wall of the jack, and a spring is arranged between the side cover of the spring plunger and the fixed shell.

Preferably, the lower end of the sliding rod is fixedly connected with the second connecting plate, the lower end of the second connecting plate is fixedly connected with the third connecting plate, and the lower end of the third connecting plate is fixedly connected with the round rod leg.

Preferably, the lower end of the round rod leg is fixedly sleeved with an anti-slip sleeve.

Preferably, the upper end of the outer wall of the sleeve rod is fixedly connected with a push rod, and the upper end of the push rod is attached to the outside of the lower surface of the fixing plate.

Compared with related technologies, the invention provides a convenient leveling urban and rural planning engineering measurement equipment has the following beneficial effects:

The invention provides a measuring device for urban and rural planning projects that is convenient for leveling. By setting a universal ball and a spring telescopic rod, the ring cover is pulled up, so that the ring plate one slips off from the inner wall of the ring groove, and the ring plate two slips from the ring groove. The second inner wall slips off. At this time, the universal ball loses the restriction of the ring plate two and can slide and rotate freely on the inner wall of the fixed ring one. The spring telescopic rod acts as a plumb line. If the device is placed unevenly, the spring telescopic rod will be moved by The oblique sliding is in a completely vertical state, the support rod is located directly above the spring telescopic rod and the central axis is also on the same straight line so that the support rod and the measuring instrument also remain in a completely vertical state, so that when the ring cover one is lifted , The measuring instrument can be automatically calibrated to a horizontal state by using the gravity of the counterweight, without manual adjustment, which is convenient and quick.

The invention provides a measuring device for urban and rural planning engineering that is convenient for leveling. By setting a spring telescopic rod, when the spring telescopic rod is elongated to act as a plumb line, the moment arm of the spring telescopic rod is much larger than that of the support rod, so that The influence of the inclination of the measuring instrument itself on the universal ball is far less than that of the counterweight, so that the spring telescopic rod can maintain a completely vertical state, avoiding the inclination of the measuring instrument, thereby avoiding measurement errors, improving accuracy, and counterweight After the spring telescopic rod is elongated by the block, the center of gravity of the whole device can be lowered, the stability of the device can be improved, rollover can be avoided, and the measuring instrument can be protected.

The invention provides a measuring device for urban and rural planning engineering that is convenient for leveling. By setting the ejector rod, when the device is supported and adjusted, the sleeve rod is turned outward until the upper end of the ejector rod is pressed against the lower surface of the fixed plate, so that the three The opening angles of the two sets of rods are consistent, and the supporting surfaces in each direction are consistent, which improves stability.

Description of drawings

Fig. 1 is a schematic diagram of the overall structure of the present invention;

Fig. 2 is the dismantling schematic diagram of superstructure of the present invention;

Fig. 3 is the disassembly schematic diagram of the lower structure of the present invention;

Fig. 4 is the partially enlarged schematic diagram of place A in Fig. 1 of the present invention;

Fig. 5 is a partially enlarged schematic diagram of part B in Fig. 1 of the present invention.

In the figure: 1, fixed ring 1, 2, annular groove 1, 3, universal ball, 4, annular groove 2, 5, annular cover 1, 6, annular plate 1, 7, annular cover 2, 8, annular plate 2 , 9, support rod, 10, horizontal plate, 11, threaded rod, 12, anti-slip strip, 13, measuring instrument, 14, spring telescopic rod, 15, connecting plate one, 16, card compartment, 17, card slot, 18, Through slot one, 19, through slot two, 20, counterweight block, 21, base, 22, vertical plate, 23, block one, 24, block two, 25, connecting ring, 26, fixed plate, 27, hinge , 28, connecting block, 29, sleeve rod, 30, ejector rod, 31, sliding rod, 32, jack, 33, fixed shell, 34, spring insert rod, 35, connecting plate two, 36, connecting plate three, 37 , round bar support foot, 38, anti-skid cover.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, not all of them; based on The embodiments of the present invention and all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Embodiment one:

Please refer to Fig. 1-Fig. 4, the present invention provides a kind of technical scheme, comprises fixed ring-1, and the upper surface of fixed ring-1 is provided with annular groove-2, and the inner wall of fixed ring-1 is slidingly connected with universal ball 3, The upper end of universal ball 3 is provided with annular groove 2 4, and the top of fixed ring 1 1 is provided with annular cover 1 5, and the lower end of annular cover 1 5 is fixedly connected with annular plate 1 6, and the inner wall upper end of annular cover 1 5 is fixedly connected with Annular cover two 7, the lower end of annular cover two 7 is fixedly connected with annular plate two 8, and the lower end of annular plate one 6 slides and connects the inner wall of annular groove one 2, and the lower end of annular plate two 8 slides and connects the inner wall of annular groove two 4, and the annular The lower end of the cover-5 fits the upper end of the fixed ring-1, the center of the upper end of the universal ball 3 is fixedly connected with a support rod 9, the upper end of the support rod 9 is fixedly connected with a horizontal plate 10, and the upper end of the horizontal plate 10 is provided with a measuring instrument 13. A spring telescopic rod 14 is fixedly connected to the center of the lower end of the universal ball 3. A counterweight 20 is arranged below the spring telescopic rod 14. The outer wall of the fixed ring 1 is fixedly sleeved with a connecting ring 25. The outer wall of the connecting ring 25 A fixed plate 26 is fixedly connected, and a supporting device is arranged below the fixed plate 26. A threaded rod 11 is fixedly connected to the center of the upper surface of the horizontal plate 10, and an anti-slip strip 12 is fixedly connected to the upper surface of the horizontal plate 10. The upper end of the threaded rod 11 The bottom surface of the measuring instrument 13 is screwed to the inner wall of the threaded opening, the lower surface of the measuring instrument 13 fits the upper end of the anti-skid strip 12, the lower end of the spring telescopic rod 14 is fixedly connected with the connecting plate one 15, and the lower end of the connecting plate one 15 is fixedly connected with the card compartment 16, the left side of the card bin 16 is provided with a card slot 17, the upper end of the right side inner wall of the card slot 17 is provided with a through slot one 18, the lower end of the right side inner wall of the card slot 17 is provided with a through slot two 19, and the counterweight 20 The upper end is fixedly connected with a base 21, the upper end of the base 21 is fixedly connected with a riser 22, the upper end of the right side of the riser 22 is fixedly connected with a block one 23, and the lower end of the right side of the riser 22 is fixedly connected with a block two 24, The right end of block one 23 is slidably connected to the inner wall of through groove one 18, the right end of block two 24 is slidably connected to the inwall of through groove two 19, the lower end of block two 24 is fixedly connected to the upper surface of base 21, measuring instrument 13, support bar 9. The central axes of the universal ball 3, the spring telescopic rod 14 and the counterweight 20 are located on the same straight line.

In this embodiment: carry the device to the workplace, then place the device stably on the ground through the supporting device, then align the block 1 23 with the slot 1 18 and insert the block 2 24 with the slot 2 19, so that The base 21 is located directly below the card bin 16, so that the central axis of the counterweight 20, the riser 22 and the spring telescopic rod 14 are on the same straight line, and the inner spring of the spring telescopic rod 14 is stretched downward by the tension and becomes longer. Rod 11 is connected to the screw port on the bottom surface of measuring instrument 13, and measuring instrument 13 is fixed on the horizontal plate 10. Cover one 5 is pulled up, and annular plate one 6 is slipped off from the inner wall of annular groove one 2, and annular plate two 8 is slipped off from the inner wall of annular groove two 4. 1. The inner wall slides and rotates arbitrarily, and the spring telescopic rod 14 plays the role of a plumb line. If the device is placed unevenly, the spring telescopic rod 14 will be in a completely vertical state by sliding obliquely, and the support rod 9 is located on the spring telescopic rod. 14 directly above and the central axis is also located on the same straight line so that the support rod 9 and the measuring instrument 13 also maintain a completely vertical state, so that when the ring cover-5 is lifted, the gravity of the counterweight 20 can be used to automatically move the Measuring instrument 13 is calibrated to a horizontal state, without manpower adjustment, convenient and fast, and when spring telescopic rod 14 is elongated to play the role of plumb line, the moment arm of spring telescopic rod 14 is far greater than that of support rod 9, so that the measuring instrument The influence of the inclination of 13 itself on the universal ball 3 is far less than that of the counterweight 20, so that the spring telescopic rod 14 can maintain a completely vertical state, avoiding the inclination of the measuring instrument 13, thereby avoiding measurement errors and improving accuracy. And after the counterweight 20 elongates the spring telescopic rod 14, it can also lower the overall center of gravity of the device, improve the stability of the device, avoid rollover, and protect the measuring instrument 13;

After pulling up the annular cover 1 to make the universal ball 3 movable, release the hand to make the lower end of the annular plate 2 8 freely contact the upper surface of the universal ball 3, and the annular plate 2 8 can only slide down when the device itself is completely vertical to the inner wall of the annular groove 2 4, so that when the device itself is inclined, the annular plate 2 8 will not hinder the movement of the universal ball 3 for automatic leveling. When it is necessary to change the measurement position, directly lift the device and place it in the designated area. After the device is placed on the ground, the universal ball 3 can be automatically leveled without manual adjustment, which greatly improves the efficiency and solves the cumbersome operation of leveling the tripod itself. When the measurement position needs to be changed repeatedly, the back and forth debugging is very time-consuming , the technical problem of greatly reducing the efficiency of measurement, and finally use the measuring instrument 13 to carry out engineering measurement. After using the device, hold the spring telescopic rod 14 and slowly rotate the universal ball 3. When 8 is aligned, the ring plate 2 8 automatically falls and slides into the ring groove 2 4, and the ring plate 1 6 slides into the ring groove 1 2, thereby locking the universal ball 3 and preventing the universal ball 3 and the spring telescopic rod 14 from arbitrarily Activities, at last the measuring instrument 13 and the counterweight 20 can be taken off, which is easy to carry.

Embodiment two:

Please refer to Fig. 1 and Fig. 5, on the basis of embodiment one, the present invention provides a kind of technical proposal: support device comprises hinge 27, and the upper and lower ends of hinge 27 are all fixedly connected with connecting block 28, and the connecting block of hinge 27 upper end 28 upper surfaces are fixedly connected to the lower surface of the fixed plate 26, the lower surface of the connecting block 28 at the lower end of the hinge 27 is fixedly connected with a sleeve rod 29, and the lower end of the inner wall of the sleeve rod 29 is slidably connected with a slide bar 31, and the surface of the slide bar 31 is provided with a socket 32, the lower end of the outer surface of the sleeve rod 29 is fixedly connected with a fixed shell 33, and the side of the fixed shell 33 far away from the sleeve rod 29 is penetrating and slidingly connected with a spring insertion rod 34, and the end of the spring insertion rod 34 is slidably connected to the lower end of the outer wall of the sleeve rod 29 and the insertion The inner wall of the hole 32, the side cover of the spring insert rod 34 and the fixed shell 33 are provided with a spring, the lower end of the slide bar 31 is fixedly connected with the connecting plate two 35, and the lower end of the connecting plate two 35 is fixedly connected with the connecting plate three 36, connecting The lower end of plate three 36 is fixedly connected with a round rod leg 37, and the lower end of the round rod leg 37 is fixedly sleeved with a non-slip sleeve 38, and the upper end of the outer wall of the sleeve rod 29 is fixedly connected with a push rod 30, and the upper end of the push rod 30 fits the fixed plate 26 outside of the lower surface.

In this embodiment: when adjusting the support of the device, turn the sleeve rod 29 outward until the upper end of the push rod 30 is pressed against the lower surface of the fixed plate 26, so that the opening angles of the three sleeve rods 29 are consistent, and each direction The support surface is consistent to improve stability. When the support height needs to be adjusted, the spring insertion rod 34 is pulled outwards so that the end of the spring insertion rod 34 slips off from the inner wall of the socket 32, and then the slide rod 31 is pulled down to a suitable length, and then loosened. Open the side cover of the spring plunger 34, the spring on the spring plunger 34 recovers so that the end is inserted into the corresponding jack 32, the adjustment is convenient and fast, and the anti-slip sleeve 38 plays an anti-slip effect, avoiding accidental slipping when the device is in use, improving stability, and During use, the supporting height of the sleeve rod 29 and the slide rod 31 needs to be such that the lower end of the counterweight 20 does not touch the ground.

Working principle: place the device stably on the ground through the support device, then align block 1 23 with slot 1 18 and insert block 2 24 with slot 2 19, so that the base 21 is located directly below the slot 16, Make the central axis of the counterweight 20, the vertical plate 22 and the spring telescopic rod 14 be on the same straight line, the inner spring of the spring telescopic rod 14 is stretched downward by the tension and becomes longer, and then passes through the threaded rod 11 and the threaded opening on the bottom surface of the measuring instrument 13 Connect, fix the measuring instrument 13 on the horizontal plate 10, the anti-slip strip 12 plays the role of anti-skid and buffer, avoid the friction damage between the bottom surface of the measuring instrument 13 and the upper surface of the horizontal plate 10, and then pull the ring cover 15 to make the ring plate 1 6 slips off from the inner wall of annular groove 1 2, so that annular plate 2 8 slips off from the inner wall of annular groove 2 4. At this time, the universal ball 3 loses the restriction of annular plate 2 8 and can slide and rotate arbitrarily on the inner wall of fixed ring 1 1, and the spring stretches The rod 14 acts as a plumb line. If the device is placed unevenly, the spring telescopic rod 14 will be in a completely vertical state by sliding obliquely. On the straight line, the support rod 9 and the measuring instrument 13 are also maintained in a completely vertical state, so that when the annular cover-5 is lifted, the gravity of the counterweight 20 can be used to automatically calibrate the measuring instrument 13 to a horizontal state without manpower Adjustment is convenient and fast, and when the spring telescopic rod 14 is elongated to play the role of plumb line, the moment arm of the spring telescopic rod 14 is much larger than the moment arm of the support rod 9, so that the influence of the tilt of the measuring instrument 13 on the universal ball 3 Far less than the impact of the counterweight 20, the spring telescopic rod 14 can maintain a completely vertical state, avoiding the inclination of the measuring instrument 13, thereby avoiding measurement errors and improving accuracy, and the counterweight 20 will make the spring telescopic rod 14 After being elongated, the overall center of gravity of the device can be lowered, the stability of the device can be improved, and rollover can be avoided. When the measuring instrument 13 needs to be replaced, the device can be directly lifted and placed in a designated area. After the device is placed on the ground, The universal ball 3 can be automatically leveled without manual adjustment, which greatly improves the efficiency and solves the cumbersome operation of leveling the tripod itself. When the measurement position needs to be changed repeatedly, the back and forth debugging is very time-consuming and greatly reduces the efficiency of measurement. When adjusting the support of the device, turn the sleeve rod 29 outward until the upper end of the push rod 30 is pressed against the lower surface of the fixed plate 26, so that the opening angles of the three sleeve rods 29 are consistent, and each direction supports The surface is consistent to improve stability. When it is necessary to adjust the support height, pull the spring insertion rod 34 outward, so that the end of the spring insertion rod 34 slips off from the inner wall of the socket 32, and then pull the slide rod 31 down to a suitable length, and then release it. Spring plunger 34 side covers, spring recovery on the spring plunger 34 makes the end insert in the corresponding jack 32, adjusts conveniently and quickly, anti-slip cover 38 plays anti-slip effect.

Claims (5)

1. Urban and rural planning engineering measuring equipment convenient to leveling, including solid fixed ring one (1), its characterized in that: the upper surface of the first fixed ring (1) is provided with a first annular groove (2), the inner wall of the first fixed ring (1) is slidably connected with a universal ball (3), the upper end of the universal ball (3) is provided with a second annular groove (4), the upper end of the first fixed ring (1) is provided with a first annular cover (5), the lower end of the first annular cover (5) is fixedly connected with a first annular plate (6), the upper end of the inner wall of the first annular cover (5) is fixedly connected with a second annular cover (7), the lower end of the second annular cover (7) is fixedly connected with a second annular plate (8), the lower end of the first annular plate (6) is slidably connected with the inner wall of the first annular groove (2), the lower end of the second annular plate (8) is slidably connected with the inner wall of the second annular groove (4), the lower end of the first annular cover (5) is attached to the upper end of the first fixed ring (1), the center of the upper end of the universal ball (3) is fixedly connected with a supporting rod (9), the upper end of the supporting rod (9) is fixedly connected with a second annular cover (7), the lower end of the second annular cover (10) is fixedly connected with a second annular plate (10), the upper end of the second annular plate (10) is fixedly connected with a spring (20), the lower end of the second annular ring (4) is fixedly connected with the second annular ring (4), the outer wall of the connecting ring (25) is fixedly connected with a fixing plate (26), and a supporting device is arranged below the fixing plate (26);

the center of the upper surface of the transverse plate (10) is fixedly connected with a threaded rod (11), the upper surface of the transverse plate (10) is fixedly connected with an anti-slip strip (12), the upper end of the threaded rod (11) is in threaded connection with the inner wall of a bottom surface threaded opening of a measuring instrument (13), and the lower surface of the measuring instrument (13) is attached to the upper end of the anti-slip strip (12);

the spring telescopic rod comprises a spring telescopic rod body, a connecting plate I (15) fixedly connected with the lower end of the connecting plate I (15), a clamping bin (16) fixedly connected with the lower end of the connecting plate I (15), a clamping groove (17) is formed in the left side face of the clamping bin (16), a through groove I (18) is formed in the upper end of the right side inner wall of the clamping groove (17), a through groove II (19) is formed in the lower end of the right side inner wall of the clamping groove (17), a base (21) is fixedly connected with the upper end of the balancing weight (20), a vertical plate (22) is fixedly connected with the upper end of the base (21), a clamping block I (23) is fixedly connected with the lower end of the right side face of the vertical plate (22), a clamping block II (24) is fixedly connected with the inner wall of the right side face of the clamping block I (23), the right end of the clamping block II (24) is slidingly connected with the inner wall of the through groove II (19), the lower end of the clamping block II (24) is fixedly connected with the upper surface of the base (21), the measuring instrument (13), the balancing weight (9) and the universal ball (20) are located on the same axle wire as the measuring instrument (14).

2. An urban and rural planning engineering measurement device convenient for leveling according to claim 1, wherein: the supporting device comprises a hinge (27), connecting blocks (28) are fixedly connected to the upper end and the lower end of the hinge (27), the upper surface of each connecting block (28) at the upper end of the hinge (27) is fixedly connected with the lower surface of a fixing plate (26), a sleeve rod (29) is fixedly connected to the lower surface of each connecting block (28) at the lower end of the hinge (27), a slide rod (31) is slidably connected to the lower end of the inner wall of each sleeve rod (29), a jack (32) is formed in the surface of each slide rod (31), a fixing shell (33) is fixedly connected to the lower end of the outer side face of each sleeve rod (29), a spring inserting rod (34) is connected to the side face of each fixing shell (33) away from each sleeve rod (29) in a penetrating and sliding mode, and a spring is arranged between the outer wall of each spring inserting rod (34) and the inner wall of each jack (32).

3. An urban and rural planning engineering measurement device convenient for leveling according to claim 2, wherein: the lower extreme fixedly connected with connecting plate two (35) of slide bar (31), the lower extreme fixedly connected with connecting plate three (36) of connecting plate two (35), the lower extreme fixedly connected with round bar stabilizer blade (37) of connecting plate three (36).

4. An urban and rural planning engineering measurement device convenient for leveling according to claim 3, wherein: the lower end of the round rod supporting leg (37) is fixedly sleeved with an anti-slip sleeve (38).

5. An urban and rural planning engineering measurement device convenient for leveling according to claim 2, wherein: the upper end of the outer wall of the loop bar (29) is fixedly connected with a push rod (30), and the upper end of the push rod (30) is attached to the outer side of the lower surface of the fixed plate (26).

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