Positioning device for hydraulic engineering measurement

Abstract

The utility model discloses a positioning device for hydraulic engineering measurement, which comprises a supporting rod and a machine body, the machine body is arranged at the upper end of the supporting rod and is movably connected with the supporting rod, an annular box body is arranged on the supporting rod, and a quick connecting device is arranged in the annular box body. According to the GNSS receiver, the supporting rod, the receiver body, the annular box body, the quick connecting device, the self-locking assembly, a sliding rod, a lock head, a push spring, a pressing rod, a linkage piece, a rotating disc, a stroke groove, a control piece, a butt joint piece and an elastic rubber pad are arranged and used in cooperation, and the problems that in an existing GNSS receiver, the receiver body is usually connected and fixed with the supporting rod in a threaded mode, and the working efficiency is low are solved to a certain degree. The problems that in the prior art, in the prior art, when installation and follow-up disassembly are conducted, repeated rotation is needed for disassembly and fixation, time and labor are consumed, disassembly and assembly work efficiency is affected, the device is prone to being damaged due to the fact that the device is twisted for a long time or accidentally skewed during twisting, and thread slipping is prone to being caused are solved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to water conservancy project surveying technical field especially relates to a positioning device for water conservancy project surveying. BACKGROUND

[0002] In water conservancy project surveying, positioning device plays a key role, wherein GNSS receiver as an important component can receive signals from multiple satellite systems, it calculates its three-dimensional coordinates accurately by measuring the time difference of satellite signal propagation to the receiver, and realizes high-precision positioning, for example, in dam safety monitoring, GNSS receiver continuously tracks dam point, records displacement and deformation in real time, uploads data to cloud platform through 4G network, and facilitates remote online monitoring, in underwater engineering surveying, combined with specific underwater positioning device, GNSS receiver can assist in determining the position of underwater target, and provide accurate position information for water conservancy construction, maintenance and the like, and ensure smooth progress of the project.

[0003] The existing problem of the prior art is that the existing GNSS receiver, its body is usually connected and fixed with the support rod through the threaded mode, so that during installation and subsequent disassembly, it needs to be rotated repeatedly for disassembly and fixation, which not only consumes time and effort and affects the disassembly work efficiency, but also causes the problem of damage to the equipment due to long-term rotation or accidental tilting during rotation. UTILITY MODEL CONTENTS

[0004] In view of the problems in the prior art, the utility model provides a positioning device for water conservancy project surveying, which has the advantages of facilitating quick disassembly and assembly of the body and the support rod, improving the disassembly and assembly work efficiency during installation and storage, and improving or solving the problem of the existing GNSS receiver, its body is usually connected and fixed with the support rod through the threaded mode, so that during installation and subsequent disassembly, it needs to be rotated repeatedly for disassembly and fixation, which not only consumes time and effort and affects the disassembly work efficiency, but also causes the problem of damage to the equipment due to long-term rotation or accidental tilting during rotation.

[0005] The utility model is implemented in the following way, a positioning device for water conservancy project surveying, including support rod and body, the body is arranged on the upper end of the support rod, and is movably connected with the support rod, the support rod is provided with annular box body, the inside of the annular box body is provided with quick -wired device, quick -wired device with The annular box body is fixedly connected, the lower end of the body is fixedly connected with the docking piece, the position of the docking piece and the quick -wired device is mutually corresponding and is adapted.

[0006] As the utility model discloses preferably, the quick connecting device comprises four self-locking assemblies, a linkage and a control member, the four self-locking assemblies are evenly arranged around the inside of the annular box body, the linkage is arranged at the lower ends of the four self-locking assemblies, and the control member is sleeved at the lower end of the annular box body.

[0007] As the utility model discloses preferably, the self-locking assembly comprises two slide rods, a lock head, two push springs and a pressing rod, the two slide rods are arranged at the front and back of the right end of the inside of the annular box body, the left and right ends of the two slide rods are fixedly connected with the left and right inner walls of the left end of the inside of the annular box body, the lock head is sleeved on the left end surfaces of the two slide rods and is in sliding connection with the slide rods, the left end of the lock head extends out of the inside of the annular box body and is in sliding connection with the annular box body, the two push springs are sleeved on the surfaces of the two slide rods, the left and right ends of the two push springs are fixedly connected with the left side of the lock head and the right side surface of the inside of the annular box body, and the pressing rod is fixedly connected with the right side of the lower surface of the lock head.

[0008] As the utility model discloses preferably, the linkage comprises a rotating disc and four stroke grooves, the rotating disc is arranged below the four lock heads, is sleeved on the inner wall of the annular box body and is in rotary connection with the annular box body, the four stroke grooves are evenly formed around the rotating disc, the lower ends of the four pressing rods extend into the four stroke grooves and are in movable connection with the stroke grooves, and the linkage is arranged to drive the lock heads.

[0009] As the utility model discloses preferably, the control member comprises a knob ring and two connecting blocks, the knob ring is sleeved on the lower end surface of the annular box body and is in rotary connection with the annular box body, the two connecting blocks are fixedly connected with the left and right side surfaces of the rotating disc, the ends, away from each other, of the two connecting blocks extend out of the annular box body and are in movable connection with the annular box body, and the left and right side surfaces in the knob ring are fixedly connected with the two connecting blocks, respectively.

[0010] The preferred docking component of this utility model includes a fixed shaft and slots. The fixed shaft is fixedly connected to the lower surface of the machine body. There are four slots, which are evenly distributed around the lower end of the fixed shaft. The four slots correspond to and are adapted to the positions of the four lock heads. By setting the docking component, the four self-locking components are engaged and locked together, thereby achieving quick connection and fixation during installation.

[0011] As a preferred embodiment of this invention, an elastic rubber pad is fitted onto the upper end of the fixed shaft. The elastic rubber pad is fixedly connected to the fixed shaft. By fitting the elastic rubber pad onto the upper end of the fixed shaft, it is used to press against the upper surface of the annular box during installation and docking. The rebound force of the elastic rubber pad when it is pressed can effectively buffer the impact force during installation, while enhancing the tightness of the fit between the fixed shaft and the annular box, reducing loosening caused by vibration, and improving the stability and durability of the overall structure.

[0012] Compared with the prior art, the beneficial effects of this utility model are as follows:

[0013] 1. This utility model improves or solves the problem to a certain extent by using a support rod, body, annular box, quick-connect device, self-locking component, slide rod, lock head, push spring, pressure rod, linkage component, turntable, stroke groove, control component, button ring, connecting block, docking component, fixed shaft, slot and elastic rubber pad in combination. The body of the existing GNSS receiver is usually connected and fixed to the support rod by threads. This requires repeated rotation for installation and subsequent disassembly, which is not only time-consuming and labor-intensive, affecting the efficiency of disassembly and assembly, but also prone to stripping and damaging the equipment due to long-term twisting or accidental misalignment during twisting. Attached Figure Description

[0014] Figure 1 This is a three-dimensional structural diagram of a GNSS receiver provided in an embodiment of the present invention;

[0015] Figure 2 This is an exploded three-dimensional structural diagram of a GNSS receiver provided in an embodiment of the present invention;

[0016] Figure 3 This is a three-dimensional structural diagram of the quick-connect device in a GNSS receiver provided in this embodiment of the utility model;

[0017] Figure 4 This is an exploded three-dimensional structural diagram of the quick-connect device in a GNSS receiver provided by an embodiment of the present invention;

[0018] Figure 5 This is a three-dimensional structural diagram of the docking component in a GNSS receiver provided by an embodiment of the present invention.

[0019] In the diagram: 1. Support rod; 2. Body; 3. Annular box; 4. Quick-connect device; 41. Self-locking assembly; 411. Slide rod; 412. Lock head; 413. Push spring; 414. Pressure rod; 42. Linkage component; 421. Turntable; 422. Stroke groove; 43. Control component; 431. Button ring; 432. Connecting block; 5. Connecting component; 51. Fixed shaft; 52. Slot; 6. Elastic rubber pad. Detailed Implementation

[0020] To further understand the invention content, features and effects of this utility model, the following embodiments are provided, and detailed descriptions are given in conjunction with the accompanying drawings.

[0021] The structure of this utility model will now be described in detail with reference to the accompanying drawings.

[0022] like Figures 1 to 5 As shown in the figure, the positioning device for water conservancy engineering measurement provided by this utility model includes a support rod 1 and a body 2. The body 2 is set on the upper end of the support rod 1 and is movably connected to the support rod 1. An annular box 3 is set on the support rod 1. A quick-connect device 4 is set inside the annular box 3. The quick-connect device 4 is fixedly connected to the annular box 3. A docking part 5 is fixedly connected to the lower end of the body 2. The positions of the docking part 5 and the quick-connect device 4 correspond to and are compatible with each other.

[0023] refer to Figure 1 , Figure 2 and Figure 3 The quick-connect device 4 includes a self-locking component 41, a linkage component 42, and a control component 43. There are four self-locking components 41, which are evenly arranged around the inside of the annular box 3. The linkage component 42 is located at the lower end of the four self-locking components 41, and the control component 43 is sleeved on the lower end of the annular box 3.

[0024] The above solution is adopted: by setting up a quick-connect device 4, the body 2 is fixed, and the body 2 and the support rod 1 are quickly connected and fixed, which also facilitates the disassembly work when storing it later.

[0025] refer to Figure 3 and Figure 4The self-locking assembly 41 comprises two slide rods 411, a lock head 412, two push springs 413 and a pressing rod 414. The two slide rods 411 are arranged at the front and back of the right end inside the annular box body 3, and the left and right ends of the two slide rods 411 are fixedly connected with the left and right inner walls of the left end inside the annular box body 3. The lock head 412 is sleeved on the left end surface of the two slide rods 411 and is in sliding connection with the slide rods 411. The left end of the lock head 412 extends out of the inside of the annular box body 3 and is in sliding connection with the annular box body 3. The two push springs 413 are sleeved on the surfaces of the two slide rods 411, and the left and right ends of the two push springs 413 are fixedly connected with the left side of the lock head 412 and the right side surface inside the annular box body 3. The pressing rod 414 is fixedly connected to the right side of the lower surface of the lock head 412.

[0026] The above scheme is adopted: four self-locking assemblies 41 are arranged to cooperate with the four clamping grooves 52 for quick connection and fixation during installation.

[0027] Referring to Figure 3 and Figure 4 , the linkage 42 comprises a rotating disc 421 and four stroke grooves 422. The rotating disc 421 is arranged below the four lock heads 412 and is sleeved on the inner wall of the annular box body 3 and is in rotating connection with the annular box body 3. The four stroke grooves 422 are evenly arranged around the rotating disc 421, and the lower ends of the four pressing rods 414 extend into the four stroke grooves 422 and are in movable connection with the stroke grooves 422.

[0028] The above scheme is adopted: the linkage 42 is arranged to drive the lock head 412, which is in cooperation with the control member 43 to simultaneously drive the four lock heads 412 to move.

[0029] Referring to Figure 2 , Figure 3 and Figure 4 , the control member 43 comprises a knob ring 431 and two connecting blocks 432. The knob ring 431 is sleeved on the lower end surface of the annular box body 3 and is in rotating connection with the annular box body 3. The two connecting blocks 432 are fixedly connected to the left and right side surfaces of the rotating disc 421. The mutually distant ends of the two connecting blocks 432 extend out of the annular box body 3 and are in movable connection with the annular box body 3, and are fixedly connected with the left and right side surfaces inside the knob ring 431.

[0030] The above scheme is adopted: the control member 43 is arranged to drive and control the quick connection device 4, which is in cooperation with the linkage 42 to drive the four lock heads 412 to release the fixation of the body 2, thereby facilitating the subsequent quick disassembly.

[0031] Referring to Figure 1 , Figure 2 and Figure 5The docking piece 5 includes a fixing shaft 51 and four clamping grooves 52, the fixing shaft 51 is fixedly connected to the lower surface of the machine body 2, the four clamping grooves 52 are evenly arranged on the circumferential surface of the lower end of the fixing shaft 51, and the four clamping grooves 52 correspond to the positions of the four lock heads 412.

[0032] The above scheme has the following advantages: the docking piece 5 is arranged to clamp and connect the four self-locking assemblies 41, thereby achieving quick connection and fixing during installation.

[0033] Referring to Figure 2 and Figure 5 , the upper end of the fixing shaft 51 is sleeved with an elastic rubber pad 6, and the elastic rubber pad 6 is fixedly connected to the fixing shaft 51.

[0034] The above scheme has the following advantages: the elastic rubber pad 6 is sleeved on the upper end of the fixing shaft 51 to be pressed against the upper surface of the annular box body 3 during installation, and the elastic rubber pad 6 has a rebound force when being pressed, which can effectively buffer the impact force during installation, enhance the close fit between the fixing shaft 51 and the annular box body 3, reduce the loosening phenomenon caused by vibration, and improve the stability and durability of the overall structure.

[0035] The working principle of the utility model is as follows:

[0036] During connection and fixing, the fixing shaft 51 fixed to the lower surface of the machine body 2 is aligned with the annular box body 3 and is inserted downward while being pressed to press the elastic rubber pad 6, and as the fixing shaft 51 is inserted downward, the fixing shaft 51 presses the end of the four lock heads 412 extending out of the annular box body 3, so that the lock heads 412 are pressed to move inward of the annular box body 3 along the surface of the slide rod 411, and at the same time, the lock heads 412 are pressed to move the push spring 413, and when the fixing shaft 51 is inserted downward to the position where the clamping groove 52 corresponds to the lock head 412, the lock head 412 is no longer pressed, at this time, the push spring 413 rebounds to push the four lock heads 412 together, so that the lock heads 412 are inserted into the corresponding clamping grooves 52, and the connection and fixing are completed.

[0037] During subsequent disassembly, the knob ring 431 is rotated, and at the same time, the two connecting blocks 432 drive the rotating disc 421 to rotate inside the annular box body 3, and at the same time, the rotating disc 421 drives the four stroke grooves 422 to rotate, and at the same time, the four stroke grooves 422 press the four pressure rods 414 inside to move, so that the pressure rods 414 are pressed to move inward of the annular box body 3 along the surface of the slide rod 411, so that the pressure rods 414 move out of the clamping grooves 52 to release the clamping of the fixing shaft 51 and the fixing of the machine body 2, and then the machine body 2 is pulled upward and removed.

[0038] In conclusion: the positioning device for water conservancy measurement, through the cooperation of the supporting rod 1, the machine body 2, the annular box body 3, the quick connecting device 4, the self-locking assembly 41, the sliding rod 411, the lock head 412, the push spring 413, the pressing rod 414, the linkage 42, the rotating disc 421, the stroke groove 422, the control element 43, the knob ring 431, the connecting block 432, the butt joint 5, the fixed shaft 51, the clamping groove 52 and the elastic rubber pad 6, to a certain extent, improve or solve the existing GNSS receiver, its machine body is usually connected and fixed with the supporting rod through the threaded mode, so when installing and subsequent disassembling, it also needs to be turned repeatedly for disassembly and fixing, which not only consumes time and effort and affects the disassembly efficiency, but also causes the problem of thread damage and equipment damage due to long-term twisting or twisting.

[0039] It should be noted that in this document, relationship terms such as first and second are used only to differentiate one entity or action from another, and do not necessarily require or imply these entities or actions have any such actual relationship or order. In addition, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment.

[0040] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A positioning device for hydraulic engineering surveying, comprising a support rod (1) and a machine body (2), the machine body (2) being arranged at the upper end of the support rod (1) and movably connected with the support rod (1), characterized in that: The support rod (1) is provided with an annular box body (3), the annular box body (3) is internally provided with a quick connecting device (4), the quick connecting device (4) is fixedly connected with the annular box body (3), the machine body (2) is fixedly connected with a butt joint (5) at the lower end, and the butt joint (5) corresponds to the position of the quick connecting device (4) and is adapted.

2. The positioning device for hydraulic engineering surveying according to claim 1, characterized in that: The quick connecting device (4) comprises a self-locking assembly (41), a linkage (42) and a control piece (43), the number of the self-locking assembly (41) is four, and they are uniformly arranged in a circle inside the annular box body (3), the linkage (42) is arranged at the lower end of the four self-locking assemblies (41), and the control piece (43) is sleeved at the lower end of the annular box body (3).

3. The positioning device for hydraulic engineering surveying according to claim 2, characterized in that: The self-locking assembly (41) comprises a sliding rod (411), a lock head (412), a push spring (413) and a pressing rod (414), the number of the sliding rod (411) is two, and they are arranged on the left and right sides of the right end inside the annular box body (3) respectively, the left and right ends of the two sliding rods (411) are fixedly connected with the left and right inner walls of the left end inside the annular box body (3) respectively, the lock head (412) is sleeved on the left end surface of the two sliding rods (411) and is in sliding connection with the sliding rods (411), the left end of the lock head (412) extends out of the inside of the annular box body (3) and is in sliding connection with the annular box body (3), the number of the push spring (413) is two, and they are sleeved on the surfaces of the two sliding rods (411) respectively, the left and right ends of the two push springs (413) are fixedly connected with the left side of the lock head (412) and the right side surface inside the annular box body (3) respectively, and the pressing rod (414) is fixedly connected with the right side of the lower surface of the lock head (412).

4. The positioning device for hydraulic engineering surveying according to claim 3, characterized in that: The linkage (42) comprises a rotating disc (421) and a stroke groove (422), the rotating disc (421) is arranged below the four lock heads (412) and is sleeved on the inner wall of the annular box body (3) and is in rotary connection with the annular box body (3), the number of the stroke groove (422) is four, and they are uniformly arranged in a circle on the rotating disc (421), and the lower ends of the four pressing rods (414) extend into the four stroke grooves (422) respectively and are in movable connection with the stroke grooves (422).

5. The positioning device for hydraulic engineering surveying according to claim 4, characterized in that: The control piece (43) comprises a knob ring (431) and a connecting block (432), the knob ring (431) is sleeved on the lower end surface of the annular box body (3) and is in rotary connection with the annular box body (3), the number of the connecting block (432) is two, and they are fixedly connected with the left and right side surfaces of the rotating disc (421) respectively, the ends of the two connecting blocks (432) away from each other extend out of the annular box body (3) and are in movable connection with the annular box body (3), and are fixedly connected with the left and right side surfaces inside the knob ring (431) respectively.

6. The positioning device for hydraulic engineering surveying according to claim 3, characterized in that: The docking piece (5) comprises a fixing shaft (51) and a clamping groove (52), the fixing shaft (51) is fixedly connected to the lower surface of the machine body (2), the number of the clamping grooves (52) is four, and the clamping grooves (52) are uniformly arranged on the circumferential surface of the lower end of the fixing shaft (51), the four clamping grooves (52) correspond to the positions of the four lock heads (412) and are matched with the lock heads (412).

7. The positioning device for hydraulic engineering surveying according to claim 6, characterized in that: The upper end of the fixing shaft (51) is sleeved with an elastic rubber pad (6), and the elastic rubber pad (6) is fixedly connected with the fixing shaft (51).

Images