CN109921369B - Stable power tube pillow - Google Patents
Stable power tube pillow Download PDFInfo
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- CN109921369B CN109921369B CN201910235596.6A CN201910235596A CN109921369B CN 109921369 B CN109921369 B CN 109921369B CN 201910235596 A CN201910235596 A CN 201910235596A CN 109921369 B CN109921369 B CN 109921369B
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Abstract
The invention discloses a stable power tube pillow which comprises an upper pillow piece and a lower pillow piece, wherein semicircular grooves are formed in the upper pillow piece and the lower pillow piece, an insertion body for pre-fixing is arranged on the upper pillow piece, an insertion groove matched with the insertion body is formed in the lower pillow piece, the insertion body comprises an insertion strip, a magnet block and a threaded rod, the insertion strip and the threaded rod are integrally arranged, the magnet block is located on one side of the insertion strip and fixedly connected with the insertion strip, a threaded hole matched with the threaded rod is formed in the upper pillow piece, the upper pillow piece and the insertion strip are detachably connected through the threaded rod and the threaded hole, a first accommodating groove and a second accommodating groove are formed in the upper pillow piece and the lower pillow piece respectively, and metal connecting pieces matched with the first accommodating groove and the second accommodating groove are arranged on two sides of the upper pillow piece; this stable electric power pipe pillow connection stability is good.
Description
Technical Field
The invention relates to a stable power pipe pillow.
Background
The pipe pillow provides guarantee for burying engineering quality with cable and cable pipe, buries the construction with burying for cable and cable pipe and provides convenience, moreover, has standardized the pipe pillow product, has promoted cable and cable pipe and has buried the engineering technique with burying, has practiced thrift the material of production pipe pillow product and has beaten the manual work in reinforcing bar hole on the pipe pillow.
The existing pipe pillow consists of a pipe pillow corner, a pipe pillow edge, a pipe pillow plate, a pipe pillow rib, an inner joint edge of a single pipe pillow, a pin hole, a cable pipe hole edge and a cable pipe hole, and is divided into an upper joint and a lower joint, and the pin is inserted into the pin hole for splicing.
The prior tube pillow connection stability is general, and the person skilled in the art hopes to develop a tube pillow with better connection stability.
Disclosure of Invention
The invention aims to provide a stable power tube pillow with good connection stability.
In order to solve the problems, the invention adopts the following technical scheme:
a stable power tube pillow comprises an upper pillow piece and a lower pillow piece, wherein semicircular grooves are formed in the upper pillow piece and the lower pillow piece, an insert body for pre-fixing is arranged on the upper pillow piece, an insertion groove matched with the insert body is formed in the lower pillow piece, the insert body comprises an insertion strip, a magnet block and a threaded rod, the insertion strip and the threaded rod are arranged in an integrated mode, the magnet block is located on one side of the insertion strip and fixedly connected with the insertion strip, a threaded hole matched with the threaded rod is formed in the upper pillow piece, the upper pillow piece and the insert strip are detachably connected through the threaded rod and the threaded hole, a first accommodating groove and a second accommodating groove are formed in the upper pillow piece and the lower pillow piece respectively, metal connecting pieces matched with the first accommodating groove and the second accommodating groove are arranged on two sides of the upper pillow piece, and are arranged in a T shape, one end of the metal connecting piece is inserted into the first accommodating groove and is rotationally connected with the upper pillow piece, the upper pillow piece and the lower pillow piece are limited by the metal connecting piece, the first accommodating groove and the second accommodating groove, and the upper pillow piece and the lower pillow piece are respectively composed of 112 parts of phenolic resin 108-, 8-12 parts of Arabic gum and 11-17 parts of sodium bicarbonate.
Preferably, be provided with rubber cushion pad on the cell wall of semicircle form recess, be provided with the mortise on the cell wall of semicircle form recess, be provided with the tenon that the mortise matches on the rubber cushion pad, rubber cushion pad and tenon formula set up as an organic whole, through be provided with rubber cushion pad on the cell wall of semicircle form recess, can effectual reduction lead to the burden of the connection structure between pillow and the lower pillow because of receiving the vibration.
As preferred, it is provided with horizontal perforation to go up on the pillow, horizontal perforation is gone into to insert has transversely reinforced the strip, go up and all be provided with vertical perforation on pillow and the lower pillow, vertical perforation is gone into to insert has vertically reinforced the strip, through being provided with horizontal reinforced the strip and vertically reinforced the strip for can so that connect more stably when a plurality of pipe pillows merge the use, reduce the burden of wedge, horizontal reinforced the strip and vertically reinforced the strip can play good reinforcing effect simultaneously, promote holistic structural strength.
Preferably, the top end of the longitudinal reinforcing strip is provided with a bent ring, the bent ring and the longitudinal reinforcing strip are arranged in an integrated mode, external threads are arranged at two ends of the transverse reinforcing strip, nuts matched with the external threads are screwed at two ends of the transverse reinforcing strip, the bent ring is arranged, the longitudinal reinforcing strip can be prevented from falling off under the action of weight when being inserted into the longitudinal through hole, and meanwhile, the transverse reinforcing strip is locked in the transverse through hole through the nuts, so that the overall stability is greatly improved.
As preferred, all be provided with on last pillow spare and the lower pillow spare and accomodate hole and spread groove, it has the wedge that is used for being connected with other pipe pillows to pair with the spread groove to insert in the accomodate hole, through being provided with the wedge, when needs adopt a plurality of pipe pillows to jointly use, can make things convenient for the staff to fix in advance, makes things convenient for subsequent horizontal reinforcement strip and the installation of vertical reinforcement strip.
As preferred, metal connecting piece and the first groove clearance fit of accomodating, metal connecting piece and the second groove interference fit of accomodating, because metal connecting piece and the first groove clearance fit of accomodating, can not influence metal connecting piece's activity, simultaneously, because metal connecting piece and the second groove interference fit of accomodating, after metal connecting piece inserted the second and accomodate the groove, the adsorption of cooperation magnet piece can play good stability.
Preferably, the magnet piece is glued with the inserted bar, the magnet piece is neodymium iron boron magnet piece, and magnet piece and inserted bar connection stability is good.
The manufacturing method of the upper pillow piece and the lower pillow piece comprises the following steps:
1) pouring 108-112 parts of phenolic resin and 55-68 parts of nitrile rubber into a crusher for crushing treatment, wherein the crushing mesh number is 200-270 meshes, and preparing a powder body for later use;
2) 3-5 parts of sodium persulfate, 28-34 parts of tetrapod-like zinc oxide whisker, 1-4 parts of lead stearate, 2-5 parts of calcium stearate, 19-25 parts of nano calcium carbonate, 2-6 parts of sodium benzene sulfinate, 2-4 parts of tetraisopropyl titanate, 10-15 parts of polybutadiene, 2-4 parts of stannous chloride, 3-5 parts of 1, 3-dimethyl-2-imidazolidinone, 2-5 parts of triaryl phosphate, 7-10 parts of magnesium nitride, 3-5 parts of alum, 8-12 parts of Arabic gum and 11-17 parts of sodium bicarbonate are poured into an injection molding machine together, and the pillow piece is obtained by pressurizing, injecting, cooling and demolding the molten raw materials. In the molding process, the temperature of the rear part of the cylinder is generally 150 ℃ to 170 ℃, and the temperature of the middle part is generally 170 ℃ to 180 ℃: front 180-. The temperature of the nozzle is generally 170-180 ℃; the injection pressure is 30-50 MPa.
The characteristics or the functions of the raw materials of the pillow piece are as follows:
phenolic resin: has good acid resistance, mechanical property and heat resistance, and the most important characteristic is high temperature resistance, and the structural integrity and the dimensional stability of the composite material can be maintained even at very high temperature.
Nitrile rubber: the oil resistance is excellent, the wear resistance is high, the heat resistance is good, and the bonding force is strong. The phenolic resin is used as an accelerator of a phenolic-butyronitrile adhesive to promote the vulcanization of the nitrile rubber by the phenolic resin. In the curing process, rubber molecules penetrate through the network of the phenolic resin to form a typical interpenetrating network structure, so that good toughness is obtained.
Sodium persulfate: the appearance was white crystalline powder, odorless. A polymerization accelerator.
Tetrapod-like zinc oxide whiskers: the three-dimensional crystal structure is dispersed in the matrix to play a role of a framework, the unique three-dimensional space structure enables the gripping force of the matrix to be larger, the reinforcing effect to be more obvious, the tensile strength to be obviously increased, the transverse tensile strength and the longitudinal tensile strength are basically the same in numerical value, the mechanical property of the matrix material is isotropically reinforced, and the matrix strength and the processing property are obviously improved.
Lead stearate: the heat stabilizer and the lubricant have good lubricating property and photo-thermal stability. The stannous chloride has good synergistic effect when being used together with stannous chloride, can endow the product with excellent electrical property, and is beneficial to discharging static electricity.
Calcium stearate: heat stabilizers, lubricants, and mold release agents.
Nano calcium carbonate: the nano calcium carbonate has the functions of toughening and reinforcing, improves the bending strength and bending elastic modulus of plastics, the thermal deformation temperature and the dimensional stability, and can play a good role of reinforcing when being matched with nano calcium carbonate.
Sodium benzene sulfinate: polymeric adhesion enhancer, plasticizer, used for phenolic resin plasticization and modification.
Tetraisopropyl titanate: the catalyst is used as a Ziegler catalyst in the polymerization reaction of the phenolic plastics and the polybutadiene, and has higher stereoselectivity and benefit.
Polybutadiene: has high tensile strength and wear resistance, and can effectively improve the integral wear resistance.
Stannous chloride: the phenolic resin is used as an accelerator of a phenolic-butyronitrile adhesive to promote the vulcanization of the nitrile rubber by the phenolic resin. In the curing process, rubber molecules penetrate through the network of the phenolic resin to form a typical interpenetrating network structure, so that good toughness is obtained. The function of the tetrapod-like zinc oxide whisker is matched, so that the overall toughness can be effectively improved.
1, 3-dimethyl-2-imidazolidinone: can promote the mixing of the raw material and the catalyst and improve the chemical property, the thermal property and the mechanical property of the polymer.
Triaryl phosphate ester: is a phosphate series phosphorus flame retardant.
Magnesium nitride: as a filler, ammonia is generated by reaction with water, so that water generated by decomposition of sodium bicarbonate can be consumed, and the foaming effect is improved.
Alum: as a foaming reinforcing agent, the sodium bicarbonate is matched with the sodium bicarbonate to play a role of uniform pore formation.
Gum arabic: as a foaming enhancer, with the synergistic effect of sodium bicarbonate, gum arabic encounters carbonate-containing ingredients to make the surface tension of water molecules more easily broken through, releasing more carbon dioxide at a surprising rate.
Sodium bicarbonate: as a blowing agent.
The pillow member has high strength and is light in weight.
The invention has the beneficial effects that: through having adopted the bayonet connection with traditional structure, will go up pillow spare and pillow spare pre-connection down, then press into the second with metal connecting piece and accomodate the inslot, thereby can play the effect of dual connection, make overall structure stability obtain great promotion, it is not obvious to use complexity to promote simultaneously, the effect of cooperation magnet piece, metal connecting piece is difficult not hard up and the shake, furthermore, be provided with rubber buffer pad on the cell wall of semicircle form recess, be provided with the mortise on the cell wall of semicircle form recess, be provided with the tenon that the mortise pairs on the rubber buffer pad, rubber buffer pad and tenon formula as an organic whole set up, through be provided with rubber buffer pad on the cell wall of semicircle form recess, can effectual reduction lead to the burden of the connection structure between pillow spare and the lower pillow spare because of receiving the vibration. Go up and to rest head on and be provided with horizontal perforation, horizontal perforation is downthehole to insert has transversely reinforced the strip, go up and rest head on and all be provided with vertical perforation down, vertical perforation is downthehole to insert has vertically reinforced the strip, through being provided with horizontal reinforced the strip and vertically reinforced the strip, can make when a plurality of pipe pillows merge the use connect more stably, reduce the burden of wedge, horizontal reinforced the strip simultaneously and vertically reinforced the strip can play good reinforcing effect, promote holistic structural strength. Vertical reinforcement strip top is provided with the curved circle, and curved circle sets up with vertical reinforcement strip formula as an organic whole, and horizontal reinforcement strip both ends all are provided with the external screw thread, and horizontal reinforcement strip both ends are all twisted have with the external screw thread match to the nut, through being provided with the curved circle, can prevent to vertically reinforce the strip and insert and drop because of the effect that receives weight when vertically perforating, and horizontal reinforcement strip passes through the nut locking simultaneously and perforates transversely for holistic stability obtains promotion by a wide margin. Go up and all be provided with on pillow spare and the lower pillow spare and accomodate hole and spread groove, the wedge that is used for being connected with other pipe pillows that the accepting hole is paired with the spread groove inserts, through being provided with the wedge, when needs adopt a plurality of pipe pillows jointly to use, can make things convenient for the staff to fix in advance, makes things convenient for subsequent horizontal reinforcement strip and the vertical installation that reinforces the strip. The metal connecting piece and the first groove clearance fit of accomodating, metal connecting piece and the second groove interference fit of accomodating, because metal connecting piece and the first groove clearance fit of accomodating, can not influence metal connecting piece's activity, simultaneously, because metal connecting piece and the second groove interference fit of accomodating, after metal connecting piece inserted the second and accomodate the groove, the adsorption of cooperation magnet piece can play good stability. The magnet piece is with inserting the strip bonding, the magnet piece is neodymium iron boron magnet piece, and magnet piece and inserting the strip connection stability good.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a cross-sectional view of a stabilized power tube pillow of the present invention.
Figure 2 is a front view of an insert for a stabilized power tube pillow of the present invention.
Figure 3 is a side view of a stabilized power tube pillow of the present invention.
Fig. 4 is a schematic structural diagram of a transverse reinforcing strip of a stable power tube pillow according to the present invention.
Fig. 5 is a schematic structural view of a longitudinal reinforcing strip of a stable power tube pillow according to the present invention.
In the figure:
1. an upper pillow member; 2. a lower pillow member; 3. inserting the strip; 4. a magnet block; 5. a threaded rod; 6. a first receiving groove; 7. a second receiving groove; 8. a metal connecting member; 9. a cushion rubber pad; 10. a tenon; 11. transversely perforating; 12. transverse reinforcing strips; 13. longitudinal reinforcing strips; 14. bending the ring; 15. a nut; 16. connecting grooves; 17. a wedge is provided.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the embodiments, it should be understood that the terms "middle", "upper", "lower", "top", "right", "left", "above", "back", "middle", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention, and do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the present embodiment, if the connection or fixing manner between the components is not specifically described, the connection or fixing manner may be a conventional manner such as bolt fixing, pin shaft connecting, adhesive fixing, or rivet fixing, which is commonly used in the prior art, and therefore, the detailed description thereof will not be provided in the examples.
Example 1
As shown in fig. 1-5, a stable power tube pillow comprises an upper pillow member 1 and a lower pillow member 2, wherein both the upper pillow member 1 and the lower pillow member 2 are provided with semicircular grooves (not shown), the upper pillow member 1 is provided with an insert for pre-fixing, the lower pillow member 2 is provided with an insertion groove matched with the insert, the insert comprises an insertion strip 3, a magnet block 4 and a threaded rod 5, the insertion strip 3 and the threaded rod 5 are integrally arranged, the magnet block 4 is positioned at one side of the insertion strip 3, the magnet block 4 is fixedly connected with the insertion strip 3, the upper pillow member 1 is provided with a screw hole (not shown) matched with the threaded rod 5, the upper pillow member 1 and the insertion strip 3 are detachably connected with each other through the threaded rod 5 and the screw hole, the upper pillow member 1 and the lower pillow member 2 are respectively provided with a first accommodating groove 6 and a second accommodating groove 7, go up pillow 1 both sides and all be provided with the metal connecting piece 8 of mating with first groove 6 and second groove 7 of accomodating, metal connecting piece 8 is the T font setting, metal connecting piece 8 one end inserts in first groove 6 of accomodating and is connected with last pillow 1 rotation, it is spacing through metal connecting piece 8, first groove 6 and second groove 7 of accomodating to go up pillow 1 and pillow 2 down, it is 3 parts by phenolic resin 108 parts, butadiene nitrile rubber 55 parts, sodium persulfate, needle-like zinc oxide whisker 28 parts, lead stearate 1 parts, calcium stearate 2 parts, nanometer calcium carbonate 19 parts, sodium benzene sulfonate 2 parts, tetraisopropyl titanate 2 parts, polybutadiene 10 parts, stannous chloride 2 parts, 1, 3-dimethyl-2-imidazolidinone 3 parts, triaryl phosphate 2 parts, magnesium nitride 7 parts, magnesium nitride, 3 parts of alum, 8 parts of Arabic gum and 11 parts of sodium bicarbonate.
Be provided with rubber cushion pad 9 on the cell wall of semicircle form recess, be provided with the mortise (not shown in the drawing) on the cell wall of semicircle form recess, rubber cushion pad 9 is last to be provided with mortise assorted tenon 10, rubber cushion pad 9 sets up with tenon 10 formula as an organic whole, through being provided with rubber cushion pad 9 on the cell wall of semicircle form recess, can effectual reduction lead to the burden of the connection structure between pillow 1 and the lower pillow 2 because of receiving the vibration.
Go up and to rest head on 1 and be provided with horizontal perforation 11, horizontal perforation 11 is interior to be inserted and has transversely reinforced strip 12, it all is provided with vertical perforation (not shown) on 1 and the lower pillow 2 to go up to rest head on, vertical perforation is interior to be inserted and has vertically reinforced strip 13, through being provided with horizontal reinforced strip 12 and vertically reinforced strip 13 for can make when a plurality of pipe pillows merge the use connect more stably, reduce the burden of wedge, transversely reinforce strip 12 and vertically reinforced strip 13 simultaneously and can play good reinforcing effect, promote holistic structural strength.
The top end of the longitudinal reinforcing strip 13 is provided with a bent ring 14, the bent ring 14 and the longitudinal reinforcing strip 13 are arranged in an integrated mode, external threads (not shown) are arranged at two ends of the transverse reinforcing strip 12, nuts 15 matched with the external threads are screwed at two ends of the transverse reinforcing strip 12, the bent ring 14 is arranged, the longitudinal reinforcing strip 13 can be prevented from falling off under the action of weight when being inserted into the longitudinal through hole, and meanwhile, the transverse reinforcing strip 12 is locked in the transverse through hole 11 through the nuts 15, so that the integral stability is greatly improved.
Go up and all be provided with on pillow 1 and the lower pillow 2 and accomodate hole (not shown) and spread groove 16, it has the wedge 17 that is used for being connected with other pipe pillows that pairs mutually with spread groove 16 to insert in the accomodate hole, through being provided with wedge 17, when needs adopt a plurality of pipe pillows to jointly use, can make things convenient for the staff to fix in advance, makes things convenient for subsequent horizontal reinforcement strip 12 and vertical reinforcement strip 13's installation.
The groove 6 clearance fit is accomodate with the first to metal connecting piece 8, 7 interference fit in groove are accomodate with the second to metal connecting piece 8, because 6 clearance fit in groove are accomodate with the first to metal connecting piece 8, can not influence the activity of metal connecting piece 8, simultaneously, because 7 interference fit in groove are accomodate to metal connecting piece 8 and second, after metal connecting piece 8 inserted the second and accomodate groove 7, the adsorption of cooperation magnet piece 4 can play good stability.
The manufacturing method of the upper pillow piece and the lower pillow piece comprises the following steps:
1) pouring 108 parts of phenolic resin and 55 parts of nitrile rubber into a grinder for grinding treatment, wherein the grinding mesh number is 200 meshes, and preparing powder for later use;
2) 3 parts of sodium persulfate, 28 parts of tetrapod-like zinc oxide whisker, 1 part of lead stearate, 2 parts of calcium stearate, 19 parts of nano calcium carbonate, 2 parts of sodium benzene sulfinate, 2 parts of tetraisopropyl titanate, 10 parts of polybutadiene, 2 parts of stannous chloride, 3 parts of 1, 3-dimethyl-2-imidazolidinone, 2 parts of triaryl phosphate, 7 parts of magnesium nitride, 3 parts of alum, 8 parts of Arabic gum and 11 parts of sodium bicarbonate are poured into an injection molding machine together, and a pillow piece is obtained by pressurizing, injecting, cooling and demolding the molten raw materials. During the molding process, the temperature of the cylinder is generally 150 ℃ at the rear part and 170 ℃ at the middle part: front 180 ℃. The temperature of the nozzle is generally 170 ℃; the injection pressure was 30 MPa.
Example 2
As shown in fig. 1-5, a stable power tube pillow comprises an upper pillow member 1 and a lower pillow member 2, wherein both the upper pillow member 1 and the lower pillow member 2 are provided with semicircular grooves (not shown), the upper pillow member 1 is provided with an insert for pre-fixing, the lower pillow member 2 is provided with an insertion groove matched with the insert, the insert comprises an insertion strip 3, a magnet block 4 and a threaded rod 5, the insertion strip 3 and the threaded rod 5 are integrally arranged, the magnet block 4 is positioned at one side of the insertion strip 3, the magnet block 4 is fixedly connected with the insertion strip 3, the upper pillow member 1 is provided with a screw hole (not shown) matched with the threaded rod 5, the upper pillow member 1 and the insertion strip 3 are detachably connected with each other through the threaded rod 5 and the screw hole, the upper pillow member 1 and the lower pillow member 2 are respectively provided with a first accommodating groove 6 and a second accommodating groove 7, the two sides of the upper pillow member 1 are respectively provided with a metal connecting member 8 matched with the first accommodating groove 6 and the second accommodating groove 7, the metal connecting members 8 are arranged in a T shape, one end of each metal connecting member 8 is inserted into the first accommodating groove 6 and is rotationally connected with the upper pillow member 1, the upper pillow member 1 and the lower pillow member 2 are limited by the metal connecting members 8, the first accommodating groove 6 and the second accommodating groove 7, and the upper pillow member 1 and the lower pillow member 2 are respectively prepared from 112 parts of phenolic resin 108, 55-68 parts of nitrile rubber, 3-5 parts of sodium persulfate, 28-34 parts of tetrapod-like zinc oxide whisker, 1-4 parts of lead stearate, 2-5 parts of calcium stearate, 19-25 parts of nano calcium carbonate, 2-6 parts of sodium benzene sulfinate, 2-4 parts of tetraisopropyl titanate, 10-15 parts of polybutadiene, 2-4 parts of sodium carbonate, sodium hydrogen carbonate, sodium and sodium hydrogen carbonate, sodium and polybutadiene, wherein the sodium hydrogen carbonate, wherein the sodium and sodium hydrogen carbonate are arranged in the sodium hydrogen carbonate, wherein the sodium hydrogen carbonate are arranged in the sodium hydrogen carbonate, the sodium hydrogen carbonate is arranged in the positions of, 2-4 parts of stannous chloride, 3-5 parts of 1, 3-dimethyl-2-imidazolidinone, 2-5 parts of triaryl phosphate, 7-10 parts of magnesium nitride, 3-5 parts of alum, 8-12 parts of Arabic gum and 11-17 parts of sodium bicarbonate.
Be provided with rubber cushion pad 9 on the cell wall of semicircle form recess, be provided with the mortise (not shown in the drawing) on the cell wall of semicircle form recess, rubber cushion pad 9 is last to be provided with mortise assorted tenon 10, rubber cushion pad 9 sets up with tenon 10 formula as an organic whole, through being provided with rubber cushion pad 9 on the cell wall of semicircle form recess, can effectual reduction lead to the burden of the connection structure between pillow 1 and the lower pillow 2 because of receiving the vibration.
Go up and to rest head on 1 and be provided with horizontal perforation 11, horizontal perforation 11 is interior to be inserted and has transversely reinforced strip 12, it all is provided with vertical perforation (not shown) on 1 and the lower pillow 2 to go up to rest head on, vertical perforation is interior to be inserted and has vertically reinforced strip 13, through being provided with horizontal reinforced strip 12 and vertically reinforced strip 13 for can make when a plurality of pipe pillows merge the use connect more stably, reduce the burden of wedge, transversely reinforce strip 12 and vertically reinforced strip 13 simultaneously and can play good reinforcing effect, promote holistic structural strength.
The top end of the longitudinal reinforcing strip 13 is provided with a bent ring 14, the bent ring 14 and the longitudinal reinforcing strip 13 are arranged in an integrated mode, external threads (not shown) are arranged at two ends of the transverse reinforcing strip 12, nuts 15 matched with the external threads are screwed at two ends of the transverse reinforcing strip 12, the bent ring 14 is arranged, the longitudinal reinforcing strip 13 can be prevented from falling off under the action of weight when being inserted into the longitudinal through hole, and meanwhile, the transverse reinforcing strip 12 is locked in the transverse through hole 11 through the nuts 15, so that the integral stability is greatly improved.
Go up and all be provided with on pillow 1 and the lower pillow 2 and accomodate hole (not shown) and spread groove 16, it has the wedge 17 that is used for being connected with other pipe pillows that pairs mutually with spread groove 16 to insert in the accomodate hole, through being provided with wedge 17, when needs adopt a plurality of pipe pillows to jointly use, can make things convenient for the staff to fix in advance, makes things convenient for subsequent horizontal reinforcement strip 12 and vertical reinforcement strip 13's installation.
The groove 6 clearance fit is accomodate with the first to metal connecting piece 8, 7 interference fit in groove are accomodate with the second to metal connecting piece 8, because 6 clearance fit in groove are accomodate with the first to metal connecting piece 8, can not influence the activity of metal connecting piece 8, simultaneously, because 7 interference fit in groove are accomodate to metal connecting piece 8 and second, after metal connecting piece 8 inserted the second and accomodate groove 7, the adsorption of cooperation magnet piece 4 can play good stability.
The manufacturing method of the upper pillow piece and the lower pillow piece comprises the following steps:
1) pouring 112 parts of phenolic resin and 68 parts of nitrile rubber into a grinder for grinding treatment, wherein the grinding mesh number is 270 meshes, and preparing powder for later use;
2) 5 parts of sodium persulfate, 34 parts of tetrapod-like zinc oxide whisker, 4 parts of lead stearate, 5 parts of calcium stearate, 25 parts of nano calcium carbonate, 6 parts of sodium benzene sulfinate, 4 parts of tetraisopropyl titanate, 15 parts of polybutadiene, 4 parts of stannous chloride, 5 parts of 1, 3-dimethyl-2-imidazolidinone, 5 parts of triaryl phosphate, 10 parts of magnesium nitride, 5 parts of alum, 12 parts of Arabic gum and 17 parts of sodium bicarbonate are poured into an injection molding machine together, and the molten raw materials are pressurized, injected, cooled and demolded by using an injection molding process to obtain the pillow. During the molding process, the temperature of the cylinder is generally 170 ℃ at the rear part and 180 ℃ at the middle part: front 210 ℃. The temperature of the nozzle is generally 180 ℃; the injection pressure was 50 MPa.
The invention has the beneficial effects that: through having adopted the bayonet connection with traditional structure, will go up pillow spare and pillow spare pre-connection down, then press into the second with metal connecting piece and accomodate the inslot, thereby can play the effect of dual connection, make overall structure stability obtain great promotion, it is not obvious to use complexity to promote simultaneously, the effect of cooperation magnet piece, metal connecting piece is difficult not hard up and the shake, furthermore, be provided with rubber buffer pad on the cell wall of semicircle form recess, be provided with the mortise on the cell wall of semicircle form recess, be provided with the tenon that the mortise pairs on the rubber buffer pad, rubber buffer pad and tenon formula as an organic whole set up, through be provided with rubber buffer pad on the cell wall of semicircle form recess, can effectual reduction lead to the burden of the connection structure between pillow spare and the lower pillow spare because of receiving the vibration. Go up and to rest head on and be provided with horizontal perforation, horizontal perforation is downthehole to insert has transversely reinforced the strip, go up and rest head on and all be provided with vertical perforation down, vertical perforation is downthehole to insert has vertically reinforced the strip, through being provided with horizontal reinforced the strip and vertically reinforced the strip, can make when a plurality of pipe pillows merge the use connect more stably, reduce the burden of wedge, horizontal reinforced the strip simultaneously and vertically reinforced the strip can play good reinforcing effect, promote holistic structural strength. Vertical reinforcement strip top is provided with the curved circle, and curved circle sets up with vertical reinforcement strip formula as an organic whole, and horizontal reinforcement strip both ends all are provided with the external screw thread, and horizontal reinforcement strip both ends are all twisted have with the external screw thread match to the nut, through being provided with the curved circle, can prevent to vertically reinforce the strip and insert and drop because of the effect that receives weight when vertically perforating, and horizontal reinforcement strip passes through the nut locking simultaneously and perforates transversely for holistic stability obtains promotion by a wide margin. Go up and all be provided with on pillow spare and the lower pillow spare and accomodate hole and spread groove, the wedge that is used for being connected with other pipe pillows that the accepting hole is paired with the spread groove inserts, through being provided with the wedge, when needs adopt a plurality of pipe pillows jointly to use, can make things convenient for the staff to fix in advance, makes things convenient for subsequent horizontal reinforcement strip and the vertical installation that reinforces the strip. The metal connecting piece and the first groove clearance fit of accomodating, metal connecting piece and the second groove interference fit of accomodating, because metal connecting piece and the first groove clearance fit of accomodating, can not influence metal connecting piece's activity, simultaneously, because metal connecting piece and the second groove interference fit of accomodating, after metal connecting piece inserted the second and accomodate the groove, the adsorption of cooperation magnet piece can play good stability. The magnet piece is with inserting the strip bonding, the magnet piece is neodymium iron boron magnet piece, and magnet piece and inserting the strip connection stability good.
The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the present invention.
Claims (1)
1. The utility model provides a stable electric power pipe pillow which characterized in that: the upper pillow piece and the lower pillow piece are respectively provided with a semicircular groove, the upper pillow piece and the lower pillow piece are respectively provided with an insertion body for pre-fixing, the lower pillow piece is provided with an insertion groove matched with the insertion body, the insertion body comprises an insertion strip, a magnet block and a threaded rod, the insertion strip and the threaded rod are arranged in an integrated manner, the magnet block is positioned on one side of the insertion strip and fixedly connected with the insertion strip, the upper pillow piece is provided with a threaded hole matched with the threaded rod, the upper pillow piece and the insertion strip are detachably connected through the threaded rod and the threaded hole, the upper pillow piece and the lower pillow piece are respectively provided with a first accommodating groove and a second accommodating groove, two sides of the upper pillow piece are respectively provided with a metal connecting piece matched with the first accommodating groove and the second accommodating groove, the metal connecting pieces are arranged in a T shape, one end of each metal connecting piece is inserted into the first accommodating groove and is rotatably connected with the upper pillow piece, the upper pillow piece and the lower pillow piece are limited by the metal connecting piece, the first containing groove and the second containing groove, the upper pillow piece and the lower pillow piece are respectively composed of 112 parts of phenolic resin 108-butyronitrile rubber, 55-68 parts of nitrile rubber, 3-5 parts of sodium persulfate, 28-34 parts of tetrapod-shaped zinc oxide whisker, 1-4 parts of lead stearate, 2-5 parts of calcium stearate, 19-25 parts of nano calcium carbonate, 2-6 parts of sodium benzene sulfinate, 2-4 parts of tetraisopropyl titanate, 10-15 parts of polybutadiene, 2-4 parts of stannous chloride, 3-5 parts of 1, 3-dimethyl-2-imidazolidinone, 2-5 parts of triaryl phosphate, 7-10 parts of magnesium nitride, 3-5 parts of alum, 8-12 parts of Arabic gum and 11-17 parts of sodium bicarbonate according to the weight part ratio;
a buffer rubber pad is arranged on the groove wall of the semicircular groove, a mortise is arranged on the groove wall of the semicircular groove, a tenon matched with the mortise is arranged on the buffer rubber pad, and the buffer rubber pad and the tenon are arranged integrally;
the upper pillow piece is provided with a transverse through hole, a transverse reinforcing strip is inserted into the transverse through hole, the upper pillow piece and the lower pillow piece are both provided with longitudinal through holes, and a longitudinal reinforcing strip is inserted into the longitudinal through holes;
the top end of the longitudinal reinforcing strip is provided with a bent ring, the bent ring and the longitudinal reinforcing strip are arranged in an integrated manner, external threads are arranged at two ends of the transverse reinforcing strip, and nuts matched with the external threads are screwed at two ends of the transverse reinforcing strip;
the upper pillow piece and the lower pillow piece are both provided with a containing hole and a connecting groove, and a wedge which is matched with the connecting groove and is used for connecting other tube pillows is inserted into the containing hole;
the metal connecting piece is in clearance fit with the first accommodating groove and is in interference fit with the second accommodating groove;
the magnet piece is bonded with the insertion strip, and the magnet piece is a neodymium iron boron magnet piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910235596.6A CN109921369B (en) | 2019-03-27 | 2019-03-27 | Stable power tube pillow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910235596.6A CN109921369B (en) | 2019-03-27 | 2019-03-27 | Stable power tube pillow |
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| Publication Number | Publication Date |
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| CN109921369A CN109921369A (en) | 2019-06-21 |
| CN109921369B true CN109921369B (en) | 2021-09-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910235596.6A Active CN109921369B (en) | 2019-03-27 | 2019-03-27 | Stable power tube pillow |
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Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100893084B1 (en) * | 2008-10-29 | 2009-04-14 | (주)대진방재 | A power cable trech of apartment buildings |
| FR2979759A1 (en) * | 2011-09-01 | 2013-03-08 | Stephane Raphael Teboul | Device for ensuring stability of long range cable subjected to actions of e.g. wind for gaseous medium, has wing system provided on ball bearing, and set of magnets surrounding around cable and of reels on level of interface fin |
| CN206602348U (en) * | 2017-02-24 | 2017-10-31 | 李战国 | A kind of municipal cable is sunken cord protective conduit |
| CN207459679U (en) * | 2017-11-16 | 2018-06-05 | 天津城建道桥工程有限公司 | A kind of cable tube pillow |
| CN207746232U (en) * | 2017-12-27 | 2018-08-21 | 天津市必拓制钢有限公司 | A kind of steel tube surface recess correction reparation clip |
| CN108173182B (en) * | 2018-03-27 | 2024-05-24 | 国网冀北电力有限公司承德供电公司 | Pipe pillow of power tube |
| CN208062704U (en) * | 2018-03-27 | 2018-11-06 | 国网冀北电力有限公司承德供电公司 | The pipe of power pipe is rested the head on |
| CN108534767A (en) * | 2018-04-23 | 2018-09-14 | 芜湖乐知智能科技有限公司 | A kind of supporting rack of instrument of surveying and mapping |
| CN208519323U (en) * | 2018-07-21 | 2019-02-19 | 杭州人通管业有限公司 | A kind of Contiuum type pipe pillow |
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| CB03 | Change of inventor or designer information |
Inventor after: Li Xiyun Inventor after: Song Yi Inventor after: Guo Jiadong Inventor after: Lv Zaijun Inventor after: Wan Aiping Inventor before: Request for anonymity |
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Effective date of registration: 20210819 Address after: 530000 No. 43 Xingguang Avenue, Nanning, Guangxi Zhuang Autonomous Region Applicant after: NANNING POWER SUPPLY BUREAU OF GUANGXI POWER GRID Co.,Ltd. Address before: Room 1501, Block B, Huijin Plaza, Jinghu District, Wuhu City, Anhui Province Applicant before: WUHU YUYOU MACHINERY TECHNOLOGY Co.,Ltd. |
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