Insulator supports door frame
Technical field
The utility model relates to a kind of door frame that supports, and especially relates to a kind of insulator and supports door frame, belongs to power system.
Background technology
Electric power is the energy using electric energy as power.Invented in the 70's of 19th century, the invention of electric power and application have started industrialization climax for the second time.Since becoming 18th century of human history, one of three scientific and technological revolutions that the world occurs, from then on science and technology has changed people's life.The large-scale electrical power system that 20th century occurred is one of most important achievement in the human engineering history of science, the electrical production and the consume system that are made up of links such as generating, transmission of electricity, power transformation, distribution and electricity consumptions.It changes into electric power by natural primary energy by generation power device, then supplies power to each user through transmission of electricity, power transformation and distribution.Near the cable of transformer station is intensive, insulation column supports the circuit stretching out in transformer station, too many cable need to reasonably distribute, only relying on insulation column is it reasonably cannot be distributed, therefore, people have found out between two insulation columns and have set up support frame, utilize the length of support frame to increase the area that cable distributes, just carry out the reasonable layout to circuit, support frame is the top that is placed on pillar, need to bear the impact of wind and rain, tradition support frame and pillar fixed structure are insecure, after cable laying due to the effect of gravity or pulling force, and the impact of wind and rain, cause support frame and pillar easily to come off.
Utility model content
The purpose of this utility model be to overcome above-mentioned existing support frame and pillar fixed structure insecure, the problem that causes support frame and pillar easily to come off, design a kind of insulator and supported door frame, this insulator supports door frame and utilizes support frame to be fixed on pillar, adopt hook to increase the degree of being connected firmly of support frame and pillar simultaneously, make support frame and pillar form stable structure, solve existing support frame and pillar fixed structure is insecure, the problem that causes support frame and pillar easily to come off.
The purpose of this utility model is achieved through the following technical solutions: insulator supports door frame, comprise two pillars that are arranged in parallel, on the top end face of pillar, be all fixed with installing plate, between pillar, be provided with support frame, support frame is fixed on the top end face of two installing plates simultaneously, the outer wall of pillar is sheathed with anchor ear, anchor ear is arranged on the below of support frame, on the outer wall of anchor ear, be connected with hook, the outer wall of hook one end and anchor ear is fixed, and the other end passes support frame and fixes with support frame.Support frame is fixed on installing plate, form overall structure with pillar, this structure, under the impact of wind and rain, is easily rocked, and increases after hook, hook utilizes bending hook to hold support frame, make support frame and pillar tension form overall structure, increase the degree of being connected firmly of support frame and pillar, make support frame and pillar form stable structure, solve existing support frame and pillar fixed structure is insecure, the problem that causes support frame and pillar easily to come off.
Support frame comprise rectangular frame and be arranged on rectangular frame directly over mounting bar, the axis direction of mounting bar is consistent with the length direction of rectangular frame, and the length of mounting bar is less than the length of rectangular frame, the two ends of mounting bar equate with the distance of corresponding rectangular frame termination respectively, between mounting bar and rectangular frame, be provided with some groups of positioners, the two ends of positioner are connected with mounting bar and rectangular frame respectively, distance between adjacent positioned device equates, is connected with the knuckle place of rectangular frame near the positioner of rectangular frame termination.The reasonable layout that utilizes triangle body structure and positioned internal device, makes center of gravity in the latter half, has increased the structural stability of support frame.
Rectangular frame comprises the support bar that two-strip structure is identical and be parallel to each other, between support bar, be provided with two connection straps, the two ends of connection strap respectively with vertical connection of end face of a support bar wherein, support bar is the long limit of rectangular frame, on support bar, be provided with through hole, hook is fixed through through hole and support bar, and hook is arranged between two support bars.The end of support bar and connection strap are all arranged on installing plate and with installing plate and contact, and are provided with connecting hole on installing plate, are provided with connecting bolt in connecting hole, and one end of connecting bolt is simultaneously through connecting hole and support bar.Rectangular frame utilizes two support bars and connection strap to form, and this is more existing parts, is the bottom surface as support frame, comes to fix with insulation column and cable.
Positioner comprises four positioning strips, article four, positioning strip termination is all intersected and is connected with mounting bar, another termination is all connected with support bar, and wherein positioning strip divides into groups to be connected with a support bar wherein between two, is connected with the knuckle place of rectangular frame near the positioning strip of rectangular frame termination.Positioning strip is as the parts that connect rectangular frame and mounting bar, limit the distance between rectangular frame and mounting bar, make rectangular frame and mounting bar be connected to entirety, installing after cable, due to the weight of cable and the pulling force being subject to, the structure of support frame entirety is impacted, and the setting of positioner can be eliminated these impacts, improve the stability of support frame, guarantee to use safety.
In rectangular frame, be provided with several rib groups, distance between adjacent rib groups equates, the two ends of rib groups are connected with a support bar wherein respectively, and each rib groups is made up of rib one and rib two, and the two ends of rib one and rib two are connected with a support bar wherein respectively.Utilize rib to increase the structural stability of rectangular frame, utilize rib and support bar pulling force and pressure each other, shape and structure can remain unchanged in use to make rectangular frame.
In sum, the beneficial effects of the utility model are: this insulator supports door frame and utilizes support frame to be fixed on pillar, adopt hook to increase the degree of being connected firmly of support frame and pillar simultaneously, hook tension support frame and pillar, make support frame and pillar form stable structure, prevent from coming off under the effect of external force.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Mark and corresponding component title in accompanying drawing: 1-pillar; 2-support bar; 3-rib one; 4-positioning strip one; 5-rib two; 6-positioning strip four; 7-positioning strip two; 8-positioning strip three; 9-mounting bar; 10-anchor ear; 11-hook; 12-through hole; 13-connecting hole; 14-connecting bolt; 15-installing plate.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but embodiment of the present utility model is not limited only to this.
Embodiment 1:
As shown in Figure 1, insulator supports door frame, comprise two pillars that are arranged in parallel 1, on the top end face of pillar 1, be all fixed with installing plate 15, between pillar 1, be provided with support frame, support frame is fixed on the top end face of two installing plates 15 simultaneously, the outer wall of pillar 1 is sheathed with anchor ear 10, and anchor ear 10 is arranged on the below of support frame, is connected with hook 11 on the outer wall of anchor ear 10, link up with the outer wall of 11 one end and anchor ear 10 and fix, the other end passes support frame and fixes with support frame.Anchor ear 10 is outer walls that formation circle configurations is waled pillar 1, and be locked with the position of pillar 1, two hooks 11 hook support frame, utilize metal hanger 11 own toughness and elasticity, the position of anchor post 1 and support frame, the stability of increase structure, under the impact of wind and rain, the position of pillar 1 and support frame also can remain unchanged, and provides stabilised platform for the installation of cable.
Support frame comprise rectangular frame and be arranged on rectangular frame directly over mounting bar 9, the axis direction of mounting bar 9 is consistent with the length direction of rectangular frame, and the length of mounting bar 9 is less than the length of rectangular frame, the two ends of mounting bar 9 equate with the distance of corresponding rectangular frame termination respectively, between mounting bar 9 and rectangular frame, be provided with some groups of positioners, the two ends of positioner are connected with mounting bar 9 and rectangular frame respectively, distance between adjacent positioned device equates, is connected with the knuckle place of rectangular frame near the positioner of rectangular frame termination.Be less than the length of rectangular frame by mounting bar length, form two ends as the triangle body tilting, the center of gravity of support frame is in the latter half, center of gravity to move down stability higher, especially support frame is mounted in the top of insulation column, in high altitude environment, after the reduction of center of gravity can make cable install, structure is more stable, and rectangular frame and mounting bar are connected to entirety by positioner, improves overall structural stability.
Rectangular frame comprises the support bar 2 that two-strip structure is identical and be parallel to each other, between support bar 2, be provided with two connection straps, the two ends of connection strap respectively with vertical connection of end face of a support bar 2 wherein, the long limit that support bar 2 is rectangular frame, on support bar 2, be provided with through hole 12, hook 11 is fixing with support bar 2 through through hole 12, hook 11 is arranged between two support bars 2, the end of support bar 2 and connection strap are all arranged on installing plate 15 and with installing plate 15 and contact, on installing plate 15, be provided with connecting hole 13, in connecting hole 13, be provided with connecting bolt 14, one end of connecting bolt 14 is simultaneously through connecting hole 13 and support bar 2.Rectangular frame utilizes two support bars and connection strap to form, and is the bottom surface as support frame, comes to fix with installing plate 1 and cable.Hook 11, by through hooking fixingly with support bar 2 after through hole 12, and links up with 11 between two support bars 2, makes to link up with 11 tightening force larger.
Positioner comprises four positioning strips, article four, positioning strip termination is all intersected and is connected with mounting bar 9, another termination is all connected with support bar 2, and wherein positioning strip divides into groups to be connected with a support bar 2 wherein between two, is connected with the knuckle place of rectangular frame near the positioning strip of rectangular frame termination.For convenience of describing, by four positioning strip called after positioning strips 1, positioning strip 27, positioning strip 38 and positioning strip 46, positioning strip 1 and positioning strip 27 are fixed on same support bar, positioning strip 38 and positioning strip 46 are fixed on same support bar, the positioning strip that divides into groups between two in each group positioner can be regarded as along the center line symmetry of utilizing rectangular frame, utilize positioning strip as the parts that connect rectangular frame and mounting bar, limit the distance between rectangular frame and mounting bar, make rectangular frame and mounting bar be connected to entirety, installing after cable, due to the weight of cable and the pulling force being subject to, structure to support frame entirety impacts, and the setting of positioner can be eliminated these impacts, can the cancel out each other weight of cable and the pulling force being subject to of the angle forming between two positioning strips that same support bar connects impacts the structure of support frame entirety, improve the stability of support frame, guarantee to use safety.
In rectangular frame, be provided with several rib groups, distance between adjacent rib groups equates, the two ends of rib groups are connected with a support bar 2 wherein respectively, and each rib groups is made up of rib 1 and rib 25, and the two ends of rib 1 and rib 25 are connected with a support bar 2 wherein respectively.Utilize rib to increase the structural stability of rectangular frame, utilize rib and support bar 2 pulling force and pressure each other, shape and structure can remain unchanged in use to make rectangular frame.
Take aforesaid way, just can realize preferably the utility model.