CN110729678A - Overhead PVC wire casing - Google Patents
Overhead PVC wire casing Download PDFInfo
- Publication number
- CN110729678A CN110729678A CN201910999644.9A CN201910999644A CN110729678A CN 110729678 A CN110729678 A CN 110729678A CN 201910999644 A CN201910999644 A CN 201910999644A CN 110729678 A CN110729678 A CN 110729678A
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- frame
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- rack
- wire
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/04—Protective tubing or conduits, e.g. cable ladders or cable troughs
- H02G3/0437—Channels
- H02G3/045—Channels provided with perforations or slots permitting introduction or exit of wires
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/30—Installations of cables or lines on walls, floors or ceilings
- H02G3/32—Installations of cables or lines on walls, floors or ceilings using mounting clamps
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/30—Installations of cables or lines on walls, floors or ceilings
- H02G3/34—Installations of cables or lines on walls, floors or ceilings using separate protective tubing
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Electric Cable Installation (AREA)
- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The invention relates to an overhead PVC (polyvinyl chloride) wire slot, which comprises an upper cover plate and a lower cover plate, wherein the lower end of the upper cover plate is provided with the lower cover plate in a sliding connection mode, and the overhead PVC wire slot can solve the following problems in the actual use process of the wire slot: the existing wire chase is generally in a wall-hung type and ground type structure, although wires are integrated into the prior wire chase, people still have tripping risks, and certain potential safety hazards exist; b, after the existing wire slot is installed with the electric wire, personnel can pull out cables at two ends, and due to the mobility of the cables, the risk that the electric appliance is powered off and stops running exists.
Description
Technical Field
The invention relates to the field of wire grooves, in particular to an overhead PVC wire groove.
Background
At present, a large number of offices need to use a large number of electrical equipment due to working requirements, and the existing electrical equipment needs to be connected with electricity due to using requirements, so that a plurality of electric wires exist, potential safety hazards do not exist in a mess, and therefore the wire grooves are produced by transportation, but certain defects still exist in the existing wire grooves in the using process.
The existing wire slot has the following problems in the actual use process: the existing wire chase is generally in a wall-hung type and ground type structure, although wires are integrated into the prior wire chase, people still have tripping risks, and certain potential safety hazards exist; b, after the existing wire slot is installed with the electric wire, personnel can pull out cables at two ends, and due to the mobility of the cables, the risk that the electric appliance is powered off and stops running exists.
In order to make up the defects of the prior art, the invention provides an overhead PVC trunking.
Disclosure of Invention
The technical scheme adopted by the invention to solve the technical problem is as follows: the utility model provides an overhead PVC wire casing, includes upper cover plate and lower apron, and the upper cover plate lower extreme is provided with down the apron through sliding connection's mode, wherein:
the upper cover plate comprises a supporting plate, sliding frame strips and sliding clamp hanging rings, the supporting plate is arranged above the lower cover plate in a sliding connection mode, rectangular heat dissipation holes are uniformly formed in the supporting plate along the axial direction of the supporting plate, the sliding frame strips are symmetrically arranged at the left end and the right end of the upper end face of the supporting plate in a welding mode, circular through holes are uniformly formed in the sliding frame strips along the axial direction of the sliding frame strips, sliding grooves A are formed in the upper end face of the sliding frame strips, and the sliding clamp hanging rings are arranged at the upper ends of the sliding frame strips in a sliding connection mode.
The lower cover plate comprises a routing frame, a sliding wire frame, a clamping mechanism, a rotating column, a fixed seat, an adjusting frame, an adjusting mechanism, a rotating door, a locking frame and a locking mechanism, wherein the routing frame is arranged below the top supporting plate in a sliding connection mode, the cross section of the routing frame is in a U-shaped structure, the bottom of the routing frame is provided with a sliding groove B, the end surface of the bottom of the routing frame is provided with a sliding wire frame matched with the sliding groove B in a sliding connection mode, the clamping mechanism is arranged inside the sliding wire frame, the left side and the right side of the front end of the routing frame are symmetrically provided with the rotating column in a sliding connection mode, the lower end of the rotating column is provided with the fixed seat, the left end of the fixed seat is provided with the adjusting frame, the adjusting frame is fixed on the lower end surface of the routing frame in a welding mode, the adjusting mechanism is arranged inside the adjusting frame, the, the right end of the rotating door is provided with a locking frame, the locking frame is fixed on the wiring frame in a welding mode, and a locking mechanism is arranged inside the locking frame.
The locking mechanism comprises a contact column, a sliding block, a sliding rod, a rotating shaft connecting rod, a rack A, a locking pin, a rotating shaft, a transmission gear A, a rack B and a control block, the contact column penetrates through a locking frame, the sliding block is arranged on the lower end face of the contact column and is fixed on the inner wall of the locking frame in a sliding connection mode, the sliding rod is abutted against the left end face of the sliding block and is fixed on the inner wall of the locking frame in a sliding connection mode, the rotating shaft connecting rod is arranged at the tail part of the sliding rod, the rack A is arranged at the upper end of the rotating shaft connecting rod and is fixed on the inner wall of the locking frame in a sliding connection mode, the locking pin penetrating through the locking frame is arranged at the right end of the rack A, the locking pin is matched with the through hole A for use, the rotating shaft which is connected and fixed on the inner wall of the locking frame through, the upper end of the transmission gear A is provided with a rack B which is matched with each other for use, the left end of the rack B is provided with a control block, and the control block is fixed on the outer wall of the mounting frame in a sliding connection mode.
As a preferred technical scheme of the invention, the sliding clamp lifting ring comprises a sliding block, a lifting ring seat and fixing pieces, wherein the sliding block is fixed in the sliding groove A in a sliding connection mode, the lifting ring seat is arranged at the upper end of the sliding block in a welding mode, and the fixing pieces are symmetrically arranged at the left end and the right end of the lower end of the lifting ring seat.
As a preferred technical scheme of the invention, the slide wire frame is provided with three slide connecting rods, wherein the slide connecting rods at two ends are Y-shaped.
As a preferred technical scheme of the invention, the clamping mechanism comprises a lower pressure rod, a rack frame, a transmission gear B, a rack C, an air storage bag, a push rod A, a push rod B, a lower pressure ejector rod, a rotating shaft clamping rod A, a rack D and a rotating shaft clamping rod B, wherein the rack frame is arranged at the lower end of the lower pressure rod and is fixed on the inner wall of a slide wire frame through sliding connection, the transmission gear B is arranged at the lower end of the rack bar and is connected and fixed on the inner wall of the slide wire frame through a bearing, the rack C which is mutually matched is arranged at the upper end of the transmission gear B, the air storage bag is arranged at the left end of the rack C, the push rod A is arranged at the right end of the inner wall of the air storage bag and is abutted against the end surface of the rack C, the push rod B is arranged at the left end inside the air storage bag and, the right end of the rack D is provided with a rotating shaft clamping rod B, and the surfaces of the heads of the rotating shaft clamping rod A and the rotating shaft clamping rod B are provided with rectangular teeth.
As a preferred technical scheme of the invention, the rotating column comprises a fixed rod, a pawl frame and a ratchet sleeve, the fixed rod is fixed inside the wiring frame through sliding connection, the pawl frame is arranged on the fixed rod, and the ratchet sleeve is arranged outside the fixed top in a sliding connection mode.
As a preferred technical scheme of the invention, the adjusting mechanism comprises a rotating handle, a pushing rod, a trapezoidal sliding block and an adjusting rod, the rotating handle penetrates through the adjusting frame in a threaded connection mode, the pushing rod is arranged at the upper end of the rotating handle, the trapezoidal sliding block is arranged at the upper end of the pushing rod, the trapezoidal sliding block is fixed inside the adjusting frame in a spring connection mode, the adjusting rods are symmetrically arranged at the left end and the right end of the trapezoidal sliding block, and the adjusting rods penetrate through the adjusting frame and are fixed on the fixed seat.
Compared with the prior art, the invention has the following advantages:
1. the invention can solve the following problems in the actual use process of the conventional wire casing: the existing wire chase is generally in a wall-hung type and ground type structure, although wires are integrated into the prior wire chase, people still have tripping risks, and certain potential safety hazards exist; b, after the existing wire slot is installed with the electric wire, personnel can pull out cables at two ends, and due to the mobility of the cables, the risk that the electric appliance is powered off and stops running exists.
2. The invention designs a sliding clamp hanging ring, after a sliding block moves to a corresponding position, the sliding block is fixed by a bolt and a fixing piece, and a wire groove is hooked up by a lifting hook and is arranged on a ceiling, so that the aim of suspending is achieved.
3. According to the invention, the rotating column is designed, when threading operation is carried out during operation, the electric wire extends towards the inside of the wire slot to drive the outer ring of the rotating column to rotate, the electric wire normally advances, and when the electric wire is pulled back, the pawl frame inside the rotating column clamps the outer wheel, so that the electric wire is clamped, and the aim of preventing the electric wire from moving is achieved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the upper cover plate of the present invention;
FIG. 3 is a schematic view of the construction of the lower cover plate of the present invention;
FIG. 4 is a schematic structural view of the locking mechanism of the present invention;
FIG. 5 is a schematic structural view of the clamping mechanism of the present invention;
FIG. 6 is a schematic view of the construction of the rotating column of the present invention;
FIG. 7 is a cross-sectional view of section A-A of the present invention;
FIG. 8 is a schematic structural view of the adjustment mechanism of the present invention;
FIG. 9 is a schematic view of the configuration of the slide link of the wire carriage of the present invention;
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the effects of the invention easy to understand, the invention is further explained with reference to fig. 1 to 9.
The utility model provides an overhead PVC wire casing, includes upper cover plate 1 and apron 2 down, its characterized in that: the 1 lower extreme of upper cover plate is provided with down apron 2 through sliding connection's mode, wherein:
the upper cover plate 1 comprises a top supporting plate 11, a sliding frame strip 12 and sliding clamp hanging rings 13, the top supporting plate 11 is arranged above the lower cover plate 2 in a sliding connection mode, rectangular heat dissipation holes are uniformly formed in the top supporting plate 11 in the axial direction, sliding frame strips 12 are symmetrically arranged at the left end and the right end of the upper end face of the top supporting plate 11 in a welding mode, circular through holes are uniformly formed in the sliding frame strips 12 in the axial direction, sliding grooves A are formed in the upper end face of the sliding frame strips 12, the upper ends of the sliding frame strips 12 are provided with the sliding clamp hanging rings 13 in a sliding connection mode, during specific work, the positions of the sliding clamp hanging rings 13 on the sliding clamp strips 12 are adjusted manually, after the working positions are reached, bolts are used for locking, and the hanging hooks are used for falling, and the purpose that a.
The sliding clamp hanging ring 13 comprises a sliding block 131, a hanging ring seat 132 and fixing pieces 133, the sliding block 131 is fixed in the sliding groove A in a sliding connection mode, the hanging ring seat 132 is arranged at the upper end of the sliding block 131 in a welding mode, and the fixing pieces 133 are symmetrically arranged at the left end and the right end of the lower end of the hanging ring seat 132.
The lower cover plate 2 comprises a wire moving frame 21, a sliding wire frame 22, a clamping mechanism 23, a rotating column 24, a fixed seat 25, an adjusting frame 26, an adjusting mechanism 27, a rotating door 28, a locking frame 29 and a locking mechanism 210, wherein the wire moving frame 21 is arranged below the supporting top plate 11 in a sliding connection mode, the cross section of the wire moving frame 21 is in a U-shaped structure, a sliding groove B is arranged at the bottom of the wire moving frame, the sliding wire frame 22 matched with the sliding groove B for use is arranged on the end surface of the bottom of the wire moving frame 21 in a sliding connection mode, the clamping mechanism 23 is arranged inside the sliding wire frame 22, the rotating columns 24 are symmetrically arranged on the left side and the right side of the front end of the wire moving frame in a sliding connection mode, the fixed seat 25 is arranged at the lower end of the rotating column 24, the adjusting frame 26 is arranged at the left end of the fixed seat 25, the adjusting frame 26 is fixed on the lower end surface of the wire moving frame 21 in a welding mode, the, the through hole A is formed in the right end face of the rotating door 28, the locking frame 29 is arranged at the right end of the rotating door 28, the locking frame 29 is fixed on the wiring frame 21 in a welding mode, and the locking mechanism 210 is arranged inside the locking frame 29.
The locking mechanism 210 comprises a contact post 2101, a sliding position block 2102, a sliding rod 2103, a rotating shaft connecting rod 2104, a rack A2105, a locking pin 2106, a rotating shaft 2107, a transmission gear A2108, a rack B2109 and a control block 21010, the contact post 2101 passes through a locking frame 29, the sliding position block 2102 is arranged on the lower end face of the contact post 2101, the sliding position block 2102 is fixed on the inner wall of the locking frame 29 in a sliding connection mode, the sliding rod 2103 abuts against the left end face of the sliding position block 2102, the sliding rod 2103 is fixed on the inner wall of the locking frame 29 in a sliding connection mode, the rotating shaft connecting rod 2104 is arranged at the tail part of the sliding rod 2103, the rack A2105 is arranged at the upper end of the rotating shaft connecting rod 2104, the rack A2105 is fixed on the inner wall of the locking frame 29 in a sliding connection mode, the locking pin 2106 passing through the locking frame 29 is arranged at the right end of the rack A2105, the locking pin 2106 is matched with a, a transmission gear A2108 matched with the rack A2105 is arranged at the upper end of the rotating shaft 2107, a rack B2109 matched with the rack A2105 is arranged at the upper end of the transmission gear A2108, a control block 21010 is arranged at the left end of the rack B2109, the control block 21010 is fixed on the outer wall of the mounting rack in a sliding connection mode, when the device works, the rotating door 28 is pressed on the locking frame, the contact post 2101 is forced to drive the slide block 2102 to move downwards, thereby pushing the sliding rod 2103 to move leftwards and driving the rotating shaft connecting rod 2104 to rotate, thereby driving the rack A2105 to move rightwards, inserting the locking pin 2106 into the through hole A on the surface of the rotating door 28 to achieve the locking purpose, meanwhile, the rack A2105 moves rightwards to drive the transmission gear A2108 to rotate, and then the rack B2109 is driven to move leftwards to push out the control block 21010, when the operator presses the control block 21010, the locking mechanism 210 operates in reverse according to the above-described flow, and then opens the revolving door 28, thereby achieving the purpose of locking and opening.
The slide wire frame 22 has three slide connecting rods, wherein the slide connecting rods at two ends are Y-shaped.
The clamping mechanism 23 comprises a lower pressing rod 231, a rack frame 232, a transmission gear B233, a rack C234, an air storage bag 235, a push rod A236, a push rod B237, a lower pressing push rod 238, a rotating shaft clamping rod A239, a rack D2310 and a rotating shaft clamping rod B2311, wherein the rack frame 232 is arranged at the lower end of the lower pressing rod 231, the rack frame 232 is fixed on the inner wall of the slide frame 22 through sliding connection, the transmission gear B233 is arranged at the lower end of the rack pattern, the transmission gear B233 is fixedly connected on the inner wall of the slide frame 22 through a bearing, the rack C234 which is mutually matched is arranged at the upper end of the transmission gear B233, the air storage bag 235 is arranged at the left end of the rack C234, the push rod A236 is arranged at the right end of the inner wall of the air storage bag 235, the push rod B237 is arranged at the left end inside the air storage bag 235, the push rod B237 is abutted against the lower pressing push rod 238, when the wire clamping device works, the lower pressing rod 231 is stressed to drive the rack frame 232 to move downwards so as to drive the transmission gear B233 to rotate, the transmission gear B233 drives the rack C234 to move leftwards, the push rod A236 is pushed to move leftwards so as to drive the push rod B237 to move leftwards, the lower pressing ejector rod 238 to move downwards, the lower pressing ejector rod 238 to rotate clockwise is pushed to rotate clockwise, and meanwhile, the transmission gear B233 rotates to drive the rack D to move rightwards so as to push the lower pressing ejector rod B2311 to rotate anticlockwise, so that the purpose of clamping an electric wire is achieved.
The rotating column 24 comprises a fixing rod 241, a pawl frame 242 and a ratchet sleeve 243, the fixing rod 241 is fixed inside the wiring frame 21 through sliding connection, the pawl frame 242 is arranged on the fixing rod 241, and the ratchet sleeve 243 is arranged outside the fixing top through sliding connection.
The adjusting mechanism 27 comprises a rotating handle 271, a push rod 272, a ladder-shaped sliding block 273 and an adjusting rod 274, wherein the rotating handle 271 penetrates through the adjusting frame 26 in a threaded connection mode, the push rod 272 is arranged at the upper end of the rotating handle 271, the ladder-shaped sliding block 273 is arranged at the upper end of the push rod 272, the ladder-shaped sliding block 273) is fixed inside the adjusting frame 26 in a spring connection mode, the adjusting rod 274 is symmetrically arranged at the left end and the right end of the ladder-shaped sliding block 273, the adjusting rod 274 penetrates through the adjusting frame 26 and is fixed on the fixed base 25, in specific work, the rotating handle 271 is manually rotated, the push rod 272 and the ladder-shaped sliding block 273 are pushed to move backwards, so that the adjusting rod 274 is driven to move.
When in work:
s1, adjusting a lifting ring: through the mode of artifical material loading, adjust 13 slide clamp rings to the design position after, lock slide clamp rings 13 with the bolt to reach the purpose of adjusting rings.
S2, hanging wire grooves: the wire casing of the adjusted hanging ring is hung at the upper end of the house through a hanging hook, so that the purpose of hanging the wire casing is achieved.
S3, adjusting the width of the wire inlet: the rotating handle 271 is manually rotated to push the pushing rod 272 and the trapezoidal sliding block 273 to move backward, so as to drive the adjusting rod 274 to move towards two sides, thereby achieving the purpose of controlling the width of the thread inlet.
S4, fixing the electric wire: after the wire inlet is adjusted to a proper width, a wire is manually threaded, when the wire is pressed on the lower pressing rod 231, the lower pressing rod 231 is stressed to drive the rack frame 232 to move downwards, so that the transmission gear B233 is driven to rotate, the transmission gear B233 drives the rack C234 to move leftwards, the push rod A236 is pushed to move leftwards, the push rod B237 is driven to move leftwards, the lower pressing ejector rod 238 is driven to move downwards, the lower pressing ejector rod 238 is pushed to rotate clockwise, and meanwhile, the transmission gear B233 rotates to drive the rack D to move rightwards, so that the lower pressing ejector rod B2311 is pushed to rotate anticlockwise, and the purpose of clamping the wire is achieved.
S5, conveying electric wires: after the wires are clamped, the wires are manually pushed, and the wires slide in the routing frame along with the wire sliding frame 22, so that the purpose of conveying the wires is achieved.
S6. steps S1 to S5 are repeated, and the electric wire mounting process is continuously performed.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides an overhead PVC wire casing, includes upper cover plate (1) and apron (2) down, its characterized in that: upper cover plate (1) lower extreme is provided with down apron (2) through sliding connection's mode, wherein:
the upper cover plate (1) comprises a top supporting plate (11), sliding frame strips (12) and sliding clamp hanging rings (13), the top supporting plate (11) is arranged above the lower cover plate (2) in a sliding connection mode, rectangular heat dissipation holes are uniformly formed in the top supporting plate (11) along the axial direction of the top supporting plate, the sliding frame strips (12) are symmetrically arranged at the left end and the right end of the upper end surface of the top supporting plate (11) in a welding mode, circular through holes are uniformly formed in the sliding frame strips (12) along the axial direction of the sliding frame strips, sliding chutes A are formed in the upper end surface of the sliding frame strips (12), and the sliding clamp hanging rings (13) are arranged at the upper ends of the sliding frame strips (12) in a;
the lower cover plate (2) comprises a wire walking frame (21), a wire sliding frame (22), a clamping mechanism (23), a rotating column (24), a fixed seat (25), an adjusting frame (26), an adjusting mechanism (27), a rotating door (28), a locking frame (29) and a locking mechanism (210), wherein the wire walking frame (21) is arranged below the supporting plate (11) in a sliding connection mode, the cross section of the wire walking frame (21) is of a U-shaped structure, a sliding groove B is arranged at the bottom of the wire walking frame, the wire sliding frame (22) matched with the sliding groove B for use is arranged on the end surface of the bottom of the wire walking frame (21) in a sliding connection mode, the clamping mechanism (23) is arranged inside the wire sliding frame (22), the rotating columns (24) are symmetrically arranged on the left side and the right side of the front end of the wire walking frame in a sliding connection mode, the fixed seat (25) is arranged at the lower end of the rotating column, the adjusting frame (26) is fixed on the lower end face of the wiring frame (21) in a welding mode, an adjusting mechanism (27) is arranged inside the adjusting frame (26), the rear end of the wiring frame (21) is provided with a rotating door (28) in a rotating connection mode, the right end face of the rotating door (28) is provided with a through hole A, the right end of the rotating door (28) is provided with a locking frame (29), the locking frame (29) is fixed on the wiring frame (21) in a welding mode, and a locking mechanism (210) is arranged inside the locking frame (29);
the locking mechanism (210) comprises a contact column (2101), a sliding block (2102), a sliding rod (2103), a rotating shaft connecting rod (2104), a rack A (2105), a locking pin (2106), a rotating shaft (2107), a transmission gear A (2108), a rack B (2109) and a control block (21010), the contact column (2101) penetrates through the locking frame (29), the sliding block (2102) is arranged on the lower end face of the contact column (2101), the sliding block (2102) is fixed on the inner wall of the locking frame (29) in a sliding connection mode, the sliding rod (2103) abuts against the left end face of the sliding block (2102), the sliding rod (2103) is fixed on the inner wall of the locking frame (29) in a sliding connection mode, the rotating shaft connecting rod (2104) is arranged at the tail part of the sliding rod (2103), the rack A (2105) is arranged at the upper end of the rotating shaft connecting rod (2104), and the rack A (2105) is fixed on the inner wall of the locking frame, the right end of the rack A (2105) is provided with a locking pin (2106) penetrating through the locking frame (29), the locking pin (2106) is matched with the through hole A for use, the upper end of the rack A (2105) is provided with a rotating shaft (2107) which is connected and fixed on the inner wall of the locking frame (29) through a bearing, the upper end of the rotating shaft (2107) is provided with a transmission gear A (2108) matched with the rack A (2105) for use, the upper end of the transmission gear A (2108) is provided with a rack B (2109) matched with the rack A for use, the left end of the rack B (2109) is provided with a control block (21010), and the control block (21010).
2. An overhead PVC trunking according to claim 1 wherein: the sliding clamp lifting ring (13) comprises a sliding block (131), a lifting ring seat (132) and fixing pieces (133), the sliding block (131) is fixed in the sliding groove A in a sliding connection mode, the lifting ring seat (132) is arranged at the upper end of the sliding block (131) in a welding mode, and the fixing pieces (133) are symmetrically arranged at the left end and the right end of the lower end of the lifting ring seat (132).
3. An overhead PVC trunking according to claim 1 wherein: the slide wire frame (22) is provided with three slide connecting rods, wherein the slide connecting rods at two ends are Y-shaped.
4. An overhead PVC trunking according to claim 1 wherein: the clamping mechanism (23) comprises a lower pressing rod (231), a rack frame (232), a transmission gear B (233), a rack C (234), an air storage bag (235), a push rod A (236), a push rod B (237), a lower pressing ejector rod (238), a rotating shaft clamping rod A (239), a rack D (2310) and a rotating shaft clamping rod B (2311), the rack frame (232) is arranged at the lower end of the lower pressing rod (231), the rack frame (232) is fixed on the inner wall of the slide frame (22) through sliding connection, the transmission gear B (233) is arranged at the lower end of the rack pattern, the transmission gear B (233) is fixedly connected on the inner wall of the slide frame (22) through a bearing, the rack C (234) which is mutually matched is arranged at the upper end of the transmission gear B (233), the air storage bag (235) is arranged at the left end of the rack C (234), the push rod A (236) is arranged at the right end of the inner, a push rod B (237) is arranged at the left end inside the air storage bag (235), the push rod B (237) abuts against a downward pressing ejector rod (238), a rotating shaft clamping rod A (239) is arranged at the lower end of the downward pressing ejector rod (238), a rack D (2310) matched with the lower end of the transmission gear B (233) for use is arranged at the lower end of the transmission gear B, a rotating shaft clamping rod B (2311) is arranged at the right end of the rack D (2310), and rectangular teeth are arranged on the surfaces of the heads of the rotating shaft clamping rod A (239) and the rotating shaft clamping rod.
5. An overhead PVC trunking according to claim 1 wherein: the rotating column (24) comprises a fixing rod (241), a pawl frame (242) and a ratchet sleeve (243), the fixing rod (241) is fixed inside the wiring frame (21) through sliding connection, the pawl frame (242) is arranged on the fixing rod (241), and the ratchet sleeve (243) is arranged outside the fixing top in a sliding connection mode.
6. An overhead PVC trunking according to claim 1 wherein: the adjusting mechanism (27) comprises a rotating handle (271), a push rod (272), a trapezoidal sliding block (273) and an adjusting rod (274), the rotating handle (271) penetrates through the adjusting frame (26) in a threaded connection mode, the push rod (272) is arranged at the upper end of the rotating handle (271), the trapezoidal sliding block (273) is arranged at the upper end of the push rod (272), the trapezoidal sliding block (273) is fixed inside the adjusting frame (26) in a spring connection mode, the adjusting rods (274) are symmetrically arranged at the left end and the right end of the trapezoidal sliding block (273), and the adjusting rod (274) penetrates through the adjusting frame (26) and is fixed on the fixed base (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910999644.9A CN110729678B (en) | 2019-10-21 | 2019-10-21 | Overhead PVC wire casing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910999644.9A CN110729678B (en) | 2019-10-21 | 2019-10-21 | Overhead PVC wire casing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110729678A true CN110729678A (en) | 2020-01-24 |
| CN110729678B CN110729678B (en) | 2021-01-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910999644.9A Expired - Fee Related CN110729678B (en) | 2019-10-21 | 2019-10-21 | Overhead PVC wire casing |
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| Country | Link |
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| CN (1) | CN110729678B (en) |
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| EP1933434A1 (en) * | 2006-12-14 | 2008-06-18 | BTICINO S.p.A. | Suspended electrical ducting and corresponding accessories |
| EP2367250A2 (en) * | 2010-03-19 | 2011-09-21 | Tehalit GmbH | Device mounting plate for cable guidance channels or installation channels |
| CN104573799A (en) * | 2015-02-01 | 2015-04-29 | 励志辉 | Automatic counting unit of steel pipes |
| CN104573801A (en) * | 2015-02-01 | 2015-04-29 | 励志辉 | Steel pipe counting equipment |
| CN208299372U (en) * | 2018-06-29 | 2018-12-28 | 湖南广播电视大学 | A kind of metope comprehensive wiring cabling channel |
| CN209016634U (en) * | 2018-11-09 | 2019-06-21 | 深圳市文丰装饰设计工程有限公司 | A kind of equipment room |
| CN209046195U (en) * | 2018-12-17 | 2019-06-28 | 郑州铁路职业技术学院 | Communication distributing cabinet |
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| CN110729678B (en) | 2021-01-15 |
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