Stainless steel protective fence welding equipment with turnover mechanism
By designing a stainless steel guardrail welding equipment with a flipping mechanism, the problem of manual flipping and adjustment required by existing equipment has been solved, realizing automated flipping and position adjustment, improving the flexibility and stability of the equipment, and facilitating remote monitoring.
Patent Information
- Application Number
- CN202520079519.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-14
- Publication Date
- 2025-12-19
- Estimated Expiration
- 2035-01-14
AI Technical Summary
Existing stainless steel guardrail welding equipment requires manual turning, which is time-consuming and labor-intensive, and the height and lateral position of the equipment cannot be adjusted according to specifications, resulting in low flexibility of use.
A welding device for stainless steel guardrails with a flipping mechanism was designed, comprising components such as a support base plate, mounting frame, drive motor, electric telescopic rod, and positioning bolts. The device can automatically flip and adjust its position through the electric telescopic rod and positioning bolts, and the auxiliary positioning mechanism can improve the flexibility and stability of the device.
It enables automatic flipping and position adjustment of stainless steel guardrails, improves the flexibility and stability of welding equipment, reduces manual operation, and facilitates remote supervision.
Smart Images

Figure CN223684739U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to stainless steel guardrail processing equipment technical field especially relates to a kind of welding equipment with turnover mechanism for stainless steel guardrail. BACKGROUND
[0002] Stainless steel guardrail is a kind of common safety protection facilities, widely used in residential, commercial, industrial, public facilities and other places, mainly for preventing falling, isolation, enclosure and preventing entering some dangerous areas. It is usually made of stainless steel material, because stainless steel has corrosion resistance, high strength, appearance beautiful, maintenance simple and other advantages, thus become the ideal choice of guardrail.
[0003] In actual work, the existing technology needs to be turned over when welding stainless steel guardrail, mostly needs manual auxiliary turnover, resulting in time-consuming and laborious, and welding equipment height adjustment, transverse position adjustment cannot be carried out according to the specification of guardrail when welding, the use flexibility of overall equipment is lower, affect normal use.
[0004] Therefore, the utility model provides a kind of welding equipment with turnover mechanism for stainless steel guardrail. UTILITY MODEL CONTENT
[0005] The utility model aims at solving the shortcomings in the prior art, and provides a kind of welding equipment with turnover mechanism for stainless steel guardrail.
[0006] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme: a kind of welding equipment with turnover mechanism for stainless steel guardrail, including support base plate,
[0007] The top of the support base plate is provided with a first support seat, the top of the first support seat is provided with a first mounting bracket, a driving motor is installed in the first mounting bracket, the output end of the driving motor is connected with a connecting shaft, and a first mounting plate is sleeved on the outer side of the connecting shaft on one side of the first mounting bracket;
[0008] The top of the support base plate is provided with a second support seat, the second support seat is located on the side away from the first support seat, the top of the second support seat is provided with a second mounting bracket, a second mounting plate is installed on one side of the second mounting bracket, and installation grooves are formed in the interiors of the second mounting bracket and the second mounting plate;
[0009] The top of the second mounting plate and the first mounting plate is provided with a processing table, the processing table is provided with a mounting top plate above, the bottom of the mounting top plate is provided with an auxiliary positioning mechanism;
[0010] The auxiliary positioning mechanism comprises a bottom mounting frame, the bottom mounting frame is mounted at the bottom of the mounting top plate, a rotating disc is mounted at the bottom of the bottom mounting frame, two fixed cross bars are mounted at the bottom of the rotating disc, the two fixed cross bars are vertically and staggered, two mounting seats are mounted at the bottom of each of the two fixed cross bars, a bottom mounting sleeve is mounted at the bottom of each of the mounting seats, and a positioning wheel is mounted at the bottom of each of the bottom mounting sleeves.
[0011] As a preferred embodiment, the top of the first supporting seat is fixedly connected with a second electric telescopic rod, the output end of the second electric telescopic rod is fixedly connected with a first fixed plate, the top of the first fixed plate is connected with the mounting top plate, the first fixed plate is in L-shaped structure, the inside of the first fixed plate is fixedly connected with a first electric telescopic rod, the output end of the first electric telescopic rod is fixedly connected with a first push rod, one side of the first push rod is fixedly connected with a push plate, one side of the push plate is fixedly connected with two second push rods, one end of each of the two second push rods is fixedly connected with a sliding plate, the bottom of the sliding plate is connected with the bottom mounting frame, the inside of the processing table is provided with a collecting groove, the bottom of the rotating disc is provided with a welding gun, the specification of the welding gun is adjusted according to the needs of work, and the welding residues are collected and treated through the collecting groove, so that manual cleaning is facilitated, when working normally, the stainless steel guardrail to be welded is placed on the surface of the processing table, the welding equipment is mounted with the auxiliary positioning mechanism, the stainless steel guardrail is positioned through the multiple bottom mounting sleeves and the positioning wheels, the stainless steel guardrail is conveniently moved on the surface of the stainless steel guardrail, the mounting height of the auxiliary positioning mechanism is adjusted through the synchronous operation of the second electric telescopic rod and the third electric telescopic rod, the mounting top plate is driven to move upward as a whole, the first electric telescopic rod is operated to drive the first push rod to move to one side, and the auxiliary positioning mechanism is driven to gradually move to one side at the bottom of the mounting top plate through the connection of the push plate, the second push rod and the sliding plate, so that the horizontal position is adjusted during welding, and the flexibility of the equipment during overall welding is improved.
[0012] The technical effect of the above further scheme is that the first push rod is driven to move to one side, the auxiliary positioning mechanism is driven to gradually move to one side at the bottom of the mounting top plate through the connection of the push plate, the second push rod and the sliding plate, so that the horizontal position is adjusted during welding, and the flexibility of the equipment during overall welding is improved.
[0013] As a preferred implementation, the bottom of the rotating disc is threadedly connected with third positioning bolts equidistantly distributed and extending to the inside of the bottom mounting frame, the bottom of the bottom mounting sleeve is threadedly connected with second positioning bolts equidistantly distributed and extending to the inside of the mounting seat, the mounting seat and the bottom mounting sleeve are reinforced and connected through the second positioning bolts, and the bottom mounting frame and the rotating disc are reinforced and connected through the third positioning bolts, thereby improving the stability of the equipment during welding.
[0014] The technical effect of the further scheme is that the mounting seat and the bottom mounting sleeve are reinforced and connected through the second positioning bolts, and the bottom mounting frame and the rotating disc are reinforced and connected through the third positioning bolts, thereby improving the stability of the equipment during welding.
[0015] As a preferred implementation, the top of the second support seat is fixedly connected with a third electric telescopic rod, the output end of the third electric telescopic rod is fixedly connected with a second fixed plate, the top of the second fixed plate is connected with the mounting top plate, and the third electric telescopic rod has an L-shaped structure, which is better connected with the mounting top plate and supports the mounting top plate.
[0016] The technical effect of the further scheme is that the mounting top plate is better connected and supported.
[0017] As a preferred implementation, the top of the mounting top plate is fixedly connected with a wireless signal transceiver, the inside of the wireless signal transceiver is fixedly connected with a main control board, the outside of the main control board is fixedly connected with a control chip, and the driving motor, the first electric telescopic rod, the second electric telescopic rod, the wireless signal transceiver, and the third electric telescopic rod are electrically connected with the training, and the control chip is used to control the driving motor, the first electric telescopic rod, the second electric telescopic rod, the wireless signal transceiver, and the third electric telescopic rod to run, thereby realizing unified management of the power equipment and facilitating remote supervision by the staff.
[0018] The technical effect of the further scheme is that the control chip is used for controlling the driving motor, the first electric telescopic rod, the second electric telescopic rod, the wireless signal transceiver and the third electric telescopic rod to operate, and unified management of the power equipment is realized, and remote monitoring by the staff is facilitated.
[0019] Compared with the prior art, the utility model has the advantages and positive effects that,
[0020] Through setting up the support base plate, the first support seat, the processing table and the installation top plate, when using, the inside of the processing table is provided with the collecting groove, the bottom of the rotary disc is provided with the welding gun, the specification of the welding gun is adjusted according to the operation requirement, the welding residue is recycled through the collecting groove, manual cleaning is facilitated, when normally operating, the stainless steel guardrail needing welding treatment is placed on the surface of the processing table, the connecting shaft is connected with the stainless steel guardrail, it is ensured that the stainless steel guardrail can be turned over on the surface under the operation of the driving motor, the connecting shaft of the same structure is installed in the installation groove and used for assisting the positioning of the two sides of the stainless steel guardrail, the welding equipment and the auxiliary positioning mechanism are installed, the stainless steel guardrail is positioned through the plurality of bottom installation sleeves and the positioning wheels, the stainless steel guardrail is moved on the surface, the installation top plate is driven to move upwardly through the synchronous operation of the second electric telescopic rod and the third electric telescopic rod, the installation height of the auxiliary positioning mechanism is adjusted, the first electric telescopic rod is operated, the first push rod is moved to one side, the auxiliary positioning mechanism is driven to move gradually to one side at the bottom of the installation top plate through the connection of the push plate, the second push rod and the sliding plate, the horizontal position is adjusted when welding, the flexibility of the equipment when welding is improved, the installation seat and the bottom installation sleeve are reinforced and connected through the second positioning bolt, the first support seat and the support base plate are positioned through the first positioning bolt and the positioning base plate, the second support seat and the support base plate are positioned and installed, and the overall stability of the equipment when operating is improved. BRIEF DESCRIPTION OF DRAWINGS
[0021] Figure 1 The utility model provides a whole structure schematic diagram of stainless steel guardrail welding equipment with turnover mechanism;
[0022] Figure 2 The utility model provides a whole structure side view of stainless steel guardrail welding equipment with turnover mechanism;
[0023] Figure 3 The utility model provides a whole structure bottom view of stainless steel guardrail welding equipment with turnover mechanism;
[0024] Figure 4The auxiliary positioning mechanism amplification schematic view of the welding equipment for stainless steel guardrails with a turnover mechanism is provided.
[0025] Figure 5 The auxiliary positioning mechanism amplification schematic view of the welding equipment for stainless steel guardrails with a turnover mechanism is provided. Figure 3 The auxiliary positioning mechanism amplification schematic view of the welding equipment for stainless steel guardrails with a turnover mechanism is provided.
[0026] Legend:
[0027] 1, support bottom plate;
[0028] 2, first support seat; 21, first mounting bracket; 22, drive motor; 23, first mounting plate; 24, connecting shaft; 25, first positioning bolt; 26, positioning bottom plate;
[0029] 3, processing table;
[0030] 4, installation top plate; 41, first fixed plate; 42, first electric telescopic rod; 43, limiting guide rail; 44, first push rod; 45, second electric telescopic rod; 46, wireless signal transceiver; 47, push plate; 48, second push rod; 49, sliding plate;
[0031] 5, auxiliary positioning mechanism; 51, bottom mounting bracket; 52, rotating disc; 53, fixed cross bar; 54, mounting seat; 55, bottom mounting sleeve; 56, positioning wheel; 57, second positioning bolt; 58, third positioning bolt;
[0032] 6, second support seat; 61, second mounting bracket; 62, second mounting plate; 63, mounting groove; 64, third electric telescopic rod; 65, second fixed plate. DETAILED DESCRIPTION
[0033] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.
[0034] As shown in Figures 1-5 The embodiment provides a technical scheme: a welding equipment for stainless steel guardrails with a turnover mechanism, which comprises a support bottom plate 1, a first support seat 2 is installed on the top of the support bottom plate 1, a first mounting bracket 21 is installed on the top of the first support seat 2, a drive motor 22 is installed in the first mounting bracket 21, a connecting shaft 24 is connected to the output end of the drive motor 22, and a first mounting plate 23 is sleeved with the outer side of the connecting shaft 24 on one side of the first mounting bracket 21.
[0035] A second support base 6 is installed on the top of the support base plate 1. The second support base 6 is located on the side away from the first support base 2. A second mounting bracket 61 is installed on the top of the second support base 6. A second mounting plate 62 is installed on one side of the second mounting bracket 61. Both the second mounting bracket 61 and the second mounting plate 62 have mounting grooves 63 inside.
[0036] A processing table 3 is installed on the top of the second mounting plate 62 and the first mounting plate 23. A mounting top plate 4 is installed above the processing table 3. An auxiliary positioning mechanism 5 is installed at the bottom of the mounting top plate 4.
[0037] The auxiliary positioning mechanism 5 includes a bottom mounting bracket 51. The bottom mounting bracket 51 is installed on the bottom of the mounting top plate 4. A rotating disk 52 is installed on the bottom of the bottom mounting bracket 51. Two fixed crossbars 53 are installed on the bottom of the rotating disk 52. The two fixed crossbars 53 are vertically and staggered. Two mounting seats 54 are installed on the bottom of each of the two fixed crossbars 53. A bottom mounting sleeve 55 is installed on the bottom of each mounting seat 54. A positioning wheel 56 is installed on the bottom of each bottom mounting sleeve 55.
[0038] Going further, such as Figures 1-4 As shown: A second electric telescopic rod 45 is fixedly connected to the top of the first support base 2. A first fixed plate 41 is fixedly connected to the output end of the second electric telescopic rod 45. The top of the first fixed plate 41 is connected to the mounting top plate 4. The first fixed plate 41 has an L-shaped structure. A first electric telescopic rod 42 is fixedly connected inside the first fixed plate 41. A first push rod 44 is fixedly connected to the output end of the first electric telescopic rod 42. A push plate 47 is fixedly connected to one side of the first push rod 44. Two second push rods 48 are fixedly connected to one side of the push plate 47. A sliding plate 49 is fixedly connected to one end of each of the two second push rods 48. The bottom of the sliding plate 49 is connected to the bottom mounting bracket 51. A collection groove is provided inside the processing table 3. A welding gun is installed at the bottom of the rotary disk 52. The specifications of the welding gun are adjusted according to the needs of the operation. Welding is performed through the collection groove. The welding process involves recycling and disposing of residual slag, facilitating manual cleaning. During normal operation, the stainless steel guardrail to be welded is placed on the surface of the processing table 3. The welding equipment and auxiliary positioning mechanism 5 are then installed. Multiple bottom mounting sleeves 55 and positioning wheels 56 assist in positioning the stainless steel guardrail and facilitate movement on its surface. The second electric telescopic rod 45 and the third electric telescopic rod 64 operate synchronously, driving the mounting top plate 4 upward to adjust the installation height of the auxiliary positioning mechanism 5. The first electric telescopic rod 42 operates, driving the first push rod 44 to move to one side. Through the connection of the push plate 47, the second push rod 48, and the sliding plate 49, the auxiliary positioning mechanism 5 is driven to gradually move to one side from the bottom of the mounting top plate 4 for lateral position adjustment during welding, improving the overall equipment flexibility during welding.
[0039] Going further, such as Figure 4 As shown: In this scheme, the bottom of the rotary disk 52 is threaded with third positioning bolts 58 that are evenly distributed and extend into the bottom mounting bracket 51. The bottom of the bottom mounting sleeve 55 is threaded with second positioning bolts 57 that are evenly distributed and extend into the mounting base 54. The mounting base 54 and the bottom mounting sleeve 55 are reinforced by the second positioning bolts 57, and the bottom mounting bracket 51 and the rotary disk 52 are reinforced by the third positioning bolts 58, which improves the stability of the equipment during welding.
[0040] The bottom of the mounting plate 4 is provided with a limit guide rail 43. The inside of the limit guide rail 43 is connected to a limit slider. The bottom of the limit slider is connected to the sliding plate 49. The sliding trajectory of the sliding plate 49 is limited by the design of the limit slider and the limit guide rail 43, so as to cooperate with the subsequent normal reset.
[0041] Going further, such as Figures 1-5 As shown, in this scheme, the top of the second support base 6 is fixedly connected to the third electric telescopic rod 64, the output end of the third electric telescopic rod 64 is fixedly connected to the second fixing plate 65, the top of the second fixing plate 65 is connected to the mounting top plate 4, and the structure of the third electric telescopic rod 64 is an L-shaped structure, which better connects with the mounting top plate 4 and provides support for the mounting top plate 4.
[0042] A wireless transceiver 46 is fixedly connected to the top of the mounting plate 4. A main control board is fixedly connected inside the wireless transceiver 46, and a control chip is fixedly connected to the outside of the main control board. The drive motor 22, the first electric telescopic pole 42, the second electric telescopic pole 45, the wireless transceiver 46, and the third electric telescopic pole 64 are all electrically connected to the training equipment. The control chip is used to control the operation of the drive motor 22, the first electric telescopic pole 42, the second electric telescopic pole 45, the wireless transceiver 46, and the third electric telescopic pole 64, realizing unified management of power equipment and facilitating remote supervision by staff.
[0043] Going further, such as Figures 1-5 As shown, in this scheme, the bottom of the first support base 2 and the second support base 6 are both fixedly connected to the positioning base plate 26. The top of the positioning base plate 26 is threaded with the first positioning bolt 25 extending into the support base plate 1. The first positioning bolt 25, in conjunction with the positioning base plate 26, positions the first support base 2 and the support base plate 1 respectively, and positions and installs the second support base 6 and the support base plate 1, thereby improving the overall stability of the equipment during operation.
[0044] Working principle:
[0045] like Figures 1-5 As shown:
[0046] By setting up the support bottom plate 1, the first support seat 2, the machining table 3 and the mounting top plate 4, when in use, the inside of the machining table 3 is provided with a collection groove, the bottom of the rotating disc 52 is provided with a welding gun, the specification of the welding gun is adjusted according to the needs of the work, the residues are recycled and treated when welding through the collection groove, the manual cleaning is facilitated, and when normally working, the stainless steel guardrail to be welded is placed on the surface of the machining table 3, the connecting shaft 24 is connected with the stainless steel guardrail, so that the stainless steel guardrail can be turned over on the surface of the machining table 3 under the operation of the driving motor 22, and the connecting shaft 24 of the same structure can be installed in the mounting groove 63 for assisting in positioning the two sides of the stainless steel guardrail.
[0047] The welding equipment is installed with the auxiliary positioning mechanism 5, the stainless steel guardrail is positioned with the aid of the plurality of bottom mounting sleeves 55 and the positioning wheels 56, and meanwhile the stainless steel guardrail is facilitated to move on the surface, the mounting top plate 4 is driven to move upward as a whole by the synchronous operation of the second electric telescopic rod 45 and the third electric telescopic rod 64, and the installation height of the auxiliary positioning mechanism 5 is adjusted.
[0048] The first electric telescopic rod 42 is operated to drive the first push rod 44 to move to one side, the auxiliary positioning mechanism 5 is driven to gradually move to one side at the bottom of the mounting top plate 4 through the connection of the push plate 47, the second push rod 48 and the sliding plate 49, the horizontal position is adjusted when welding, the flexibility of the equipment when welding as a whole is improved, the mounting seat 54 and the bottom mounting sleeve 55 are reinforced and connected through the second positioning bolt 57, the bottom mounting frame 51 and the rotating disc 52 are reinforced and connected through the third positioning bolt 58, and the stability of the equipment when welding is improved, the sliding track of the sliding plate 49 is limited through the design of the limiting sliding block and the limiting guide rail 43, and the subsequent normal reset is matched, the structure of the third electric telescopic rod 64 is L-shaped, which is matched with the mounting top plate 4 to be connected, and the supporting effect of the mounting top plate 4 is achieved.
[0049] The control chip is used for controlling the operation of the driving motor 22, the first electric telescopic rod 42, the second electric telescopic rod 45, the wireless signal transceiver 46 and the third electric telescopic rod 64, realizing the unified management of the power equipment, facilitating the remote supervision of the staff, and positioning the first support seat 2 and the support bottom plate 1 through the first positioning bolt 25 matched with the positioning bottom plate 26, positioning and installing the second support seat 6 and the support bottom plate 1, improving the overall stability of the equipment when working.
[0050] The above merely describes preferred embodiments of the present application, and is not intended to limit the present application in other forms, and any skilled person in the art can modify or change the above disclosed technical content to equivalent embodiments applied to other fields with equivalent changes, but any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present application without departing from the technical scheme of the present application still falls within the protection scope of the present application.
Claims
1. A welding equipment for stainless steel guardrails with overturning mechanism, comprising a supporting bottom plate (1), characterized in that, a first supporting seat (2) is installed on the top of the supporting bottom plate (1), a first mounting frame (21) is installed on the top of the first supporting seat (2), a driving motor (22) is installed in the first mounting frame (21), a connecting shaft (24) is connected to the output end of the driving motor (22), and a first mounting plate (23) is sleeved on one side of the first mounting frame (21) and outside the connecting shaft (24); a second supporting seat (6) is installed on the top of the supporting bottom plate (1), the second supporting seat (6) is located on the side away from the first supporting seat (2), a second mounting frame (61) is installed on the top of the second supporting seat (6), and a second mounting plate (62) is installed on one side of the second mounting frame (61); a processing table (3) is installed on the top of the second mounting plate (62) and the first mounting plate (23), an installation top plate (4) is installed above the processing table (3), and an auxiliary positioning mechanism (5) is installed on the bottom of the installation top plate (4); the auxiliary positioning mechanism (5) comprises a bottom mounting frame (51), the bottom of the installation top plate (4) is provided with the bottom mounting frame (51), a rotating disc (52) is installed on the bottom of the bottom mounting frame (51), two fixed cross bars (53) are installed on the bottom of the rotating disc (52), two mounting seats (54) are installed on the bottom of each of the two fixed cross bars (53), a bottom mounting sleeve (55) is installed on the bottom of each of the mounting seats (54), and a positioning wheel (56) is installed on the bottom of each of the bottom mounting sleeves (55).
2. The welding apparatus for stainless steel guard rails with a turnover mechanism according to claim 1, characterized in that: a second electric telescopic rod (45) is fixedly connected to the top of the first supporting seat (2), a first fixed plate (41) is fixedly connected to the output end of the second electric telescopic rod (45), the top of the first fixed plate (41) is connected with the installation top plate (4), the first fixed plate (41) is in L-shaped structure, a first electric telescopic rod (42) is fixedly connected to the inside of the first fixed plate (41), a first push rod (44) is fixedly connected to the output end of the first electric telescopic rod (42), a push plate (47) is fixedly connected to one side of the first push rod (44), two second push rods (48) are fixedly connected to one side of the push plate (47), a sliding plate (49) is fixedly connected to one end of each of the two second push rods (48), and the bottom of the sliding plate (49) is connected with the bottom mounting frame (51).
3. The welding apparatus for stainless steel guard rails with a turnover mechanism according to claim 1, characterized in that: third positioning bolts (58) that are equidistantly distributed and extend into the inside of the bottom mounting frame (51) are threadedly connected to the bottom of the rotating disc (52), and second positioning bolts (57) that are equidistantly distributed and extend into the inside of the mounting seat (54) are threadedly connected to the bottom of each of the bottom mounting sleeves (55).
4. The welding apparatus for stainless steel guard rails with a turnover mechanism according to claim 3, characterized in that: a limiting guide rail (43) is formed in the bottom of the installation top plate (4), a limiting sliding block is slidably connected to the inside of the limiting guide rail (43), and the bottom of the limiting sliding block is connected with the sliding plate (49).
5. The welding apparatus for stainless steel guard rails with a turnover mechanism according to claim 2, characterized in that: The top of the second support base (6) is fixedly connected with a third electric telescopic rod (64), and the output end of the third electric telescopic rod (64) is fixedly connected with a second fixed plate (65), and the top of the second fixed plate (65) is connected with the installation top plate (4).
6. The welding apparatus for stainless steel guard rails with a turnover mechanism according to claim 1, characterized in that: The bottom of the first support base (2) and the second support base (6) is fixedly connected with a positioning bottom plate (26), and the top of the positioning bottom plate (26) is threadedly connected with a first positioning bolt (25) extending into the inside of the support bottom plate (1).
7. The welding apparatus for stainless steel guard rails with a turnover mechanism according to claim 5, characterized in that: The top of the installation top plate (4) is fixedly connected with a wireless signal transceiver (46), the inside of the wireless signal transceiver (46) is fixedly connected with a main control board, the outside of the main control board is fixedly connected with a control chip, and the driving motor (22), the first electric telescopic rod (42), the second electric telescopic rod (45), the wireless signal transceiver (46) and the third electric telescopic rod (64) are electrically connected.