CN214531494U

CN214531494U - Assembled U-shaped steel truss for greenhouse

Info

Publication number: CN214531494U
Application number: CN202120372063.5U
Authority: CN
Inventors: 陆向虎; 杨宗新; 杨铭钧
Original assignee: Tianjin Xinrun Metal Products Co ltd
Current assignee: Tianjin Xinrun Metal Products Co ltd
Priority date: 2021-02-06
Filing date: 2021-02-06
Publication date: 2021-10-29
Anticipated expiration: 2031-02-06

Abstract

The utility model provides an assembled steel truss shaped like Chinese character 'ji' for a greenhouse, which comprises an assembled truss, a truss casing, a truss fixing plate and a casing fixing plate; the truss casing is internally provided with a channel for the assembled truss to slide, the truss casing is sleeved on the outer side of the assembled truss, the bottom wall of the truss casing is provided with a plurality of fixing through holes, the bottom wall of the steel with the shape of a Chinese character 'ji' is provided with a plurality of aligning threaded holes, and the truss casing and the assembled truss are fixed with the aligning threaded holes through the fixing through holes and through threads through fixing studs so as to realize locking and fixing; one end of the truss casing is fixedly connected with a casing fixing plate, and one end of the assembled truss is fixedly connected with a truss fixing plate. The assembled truss of the utility model can be extended and retracted in the truss casing, so as to change the length of the whole device, thus being suitable for greenhouses with different widths to be installed and used, and in addition, the occupied area of the device can be reduced by retracting the assembled truss into the truss casing; the assembled truss is formed by detachably assembling a plurality of components, and is convenient to produce, install and transport.

Description

Assembled U-shaped steel truss for greenhouse

Technical Field

The utility model belongs to the technical field of the agricultural, especially, relate to an assembled several word steel trusses for greenhouse.

Background

A greenhouse is also called a greenhouse, and refers to a room provided with facilities for resisting cold, heating, transmitting light and the like, used for cultivating warm plants in winter, a building capable of controlling the growing environment of part of plants and mainly used for non-seasonal or non-regional plant cultivation, scientific research, generation-adding breeding, ornamental plant cultivation and the like, the growth of plants such as vegetables, flowers and the like is closely related to the seasonal temperature, and the temperature is low in winter and spring seasons with severe weather in northern regions, so that the plants are not easy to grow.

In order to solve the problem of planting vegetables, flowers and other plants in winter and spring, the technical scheme adopted at present is to utilize the function of protecting the ground temperature of a greenhouse and plant vegetables, flowers and other plants in the greenhouse, at present, along with the development of agricultural production, the application range of the greenhouse and a greenhouse in the agricultural production is wider and wider, a truss of the greenhouse generally comprises a steel truss and a supporting rib which is positioned between the steel trusses and plays a role in fixing and supporting, the supporting rib is connected with a cross beam in a welding mode to play a role in fixing and supporting the top of the greenhouse, the steel truss and the supporting rib need to be welded in advance and then transported to a construction site to be installed with an arched beam and the like. However, the truss of the existing steel truss device is large in size, inconvenient to transport, poor in supporting effect on the top of the greenhouse, and lack of practicability in use, and the steel truss device cannot be installed in a simplified mode, so that the steel truss device cannot be used for secondary disassembly, the cost of the greenhouse is increased, and the installation progress of workers on the steel truss can be influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem of providing an assembled steel truss shaped like Chinese character 'ji' for greenhouse, its assembly truss can be stretched out and drawn back in the truss casing, thus change the length of the whole apparatus, thus adapt to the greenhouse of different width and install and use, shrink the assembly truss into the truss casing in addition can reduce the volume of the whole apparatus, facilitate the transportation; the assembled truss is formed by detachably assembling a plurality of components, so that the assembled truss is convenient to produce, install and use, and has high support stability; in addition, the truss can be used for the second time after being dismantled.

In order to solve the technical problem, the utility model discloses a technical scheme is: an assembled steel truss shaped like Chinese character 'ji' for a greenhouse comprises an assembly truss, a truss casing, a truss fixing plate and a casing fixing plate;

the assembled truss comprises a plurality of first support rods, second support rods and C-shaped steel, wherein the first support rods are fixedly arranged on the steel bars, the second support rods are fixedly arranged at the tops of the first support rods, the C-shaped steel is fixedly arranged at the two ends of the second support rods, the steel bars and the first support rods are fixed through first bolts and first nuts in a threaded mode, and the first support rods, the second support rods and the C-shaped steel are fixed through second bolts and second nuts in a threaded mode;

the truss casing is internally provided with a channel for the assembled truss to slide, the truss casing is sleeved on the outer side of the assembled truss, the bottom wall of the truss casing is provided with a plurality of fixing through holes, the bottom wall of the steel with the shape of a Chinese character 'ji' is provided with a plurality of aligning threaded holes, and the truss casing and the assembled truss are fixed in a locking way by penetrating through the fixing through holes and the aligning threaded holes through fixing studs and fixing threads;

the one end fixedly connected with that the truss casing was kept away from to the truss casing is used for carrying out the casing fixed plate of being connected with the greenhouse wall, the one end fixedly connected with that the truss casing was kept away from to the assembly truss is used for carrying out the truss fixed plate of being connected with the greenhouse wall.

Further, a plurality of fixed steel holes have been seted up on the roof of nearly word steel, first bracing piece includes two top branch, two middle down tube and bottom connecting rod, top branch, middle down tube and bottom connecting rod are connected and are

The bottom connecting rod is provided with a first support hole, and the first bolt penetrates through the fixing steel hole and the first support hole to be fixed with the first nut through threads, so that the inverted V-shaped steel and the first support rod are fixed;

the top supporting rod is provided with a second supporting hole, the two ends of the second supporting rod are provided with third supporting holes, the bottom wall of the C-shaped steel is provided with a fourth supporting hole, and the second bolt penetrates through the second supporting hole, the third supporting hole, the fourth supporting hole and the second nut in threaded connection, so that the first supporting rod, the second supporting rod and the C-shaped steel are fixed.

Further, the top of the channel of the truss casing is a first channel matched with the C-shaped steel, the bottom of the channel is a second channel matched with the inverted T-shaped steel, and the first channel is communicated with the second channel.

Furthermore, two fixed spacing slide, two of being provided with on the one end lateral wall of C shaped steel spacing slide sets up relatively, be provided with corresponding spacing spout in the truss shell cover, spacing spout and first channel intercommunication, and spacing slide card establish in spacing spout and along the setting of spacing spout slip.

Further, the limiting sliding groove only penetrates through one end, far away from the assembled truss, of the truss casing.

Furthermore, a support fixing plate is fixedly arranged on the truss fixing plate, a second fixing through hole is formed in the support fixing plate, the support fixing plate is located on the lower side of the bottom wall of the inverted U-shaped steel, and the second fixing through hole is opposite to one of the alignment threaded holes so as to be convenient for locking connection through a stud; and a plurality of third connecting holes are formed in the truss fixing plate.

Furthermore, a connecting plate is fixedly mounted at the end part, far away from the assembled truss, of the truss casing, a first connecting hole is formed in the connecting plate, a first connecting threaded hole is formed in the casing fixing plate, and the connecting plate and the casing fixing plate are in threaded fixing with the first connecting threaded hole through the first connecting hole by a first stud; the casing fixed plate is also provided with a plurality of second connecting holes.

Furthermore, the truss structure also comprises a supporting bent bar, wherein two ends of the supporting bent bar are respectively arranged on the assembling truss and the truss casing.

Further, be provided with the fixed groove piece of curved bar on the truss cover shell, the one end sliding connection that the truss cover shell was kept away from to the equipment truss has the sliding block, be provided with the fixed groove piece of curved bar on the roof of sliding block, the tip of supporting the curved bar is inserted and is established and fix in the fixed groove piece of curved bar.

Further, a slot is arranged in the bent bar fixing slot block, a jack is arranged on the slot wall at the top of the slot, a threaded hole is formed in the slot wall at the bottom of the slot, second jacks are formed in the two end portions of the supporting bent bar, the end portion of the supporting bent bar is inserted into the slot and fixed through a second stud, the jack, the second jack and the threaded hole are right up and down, and the second stud sequentially penetrates through the jack and the second jack and then is in threaded connection with the threaded hole.

Furthermore, clamping grooves matched with the C-shaped steel are formed in the two ends of the sliding block, and the end face of the C-shaped steel is clamped in the clamping grooves; still be fixed with the limiting plate on the diapire of C shaped steel, the distance between limiting plate and the truss fixed plate is greater than the width of sliding block.

The utility model has the advantages and positive effects that:

1. the utility model provides an equipment truss can stretch out and draw back at the truss sleeve intraductal to change the length of whole device, thereby adapt to the greenhouse of different width and install the use, and can reduce the volume of whole device after the equipment truss contracts in the truss shell case, so that the transportation.

2. The assembled truss of the utility model is fixedly installed by the detachable bolts and nuts of the inverted U-shaped steel, the first support rod, the second support rod and the C-shaped steel, which is convenient for assembling the assembled truss; meanwhile, each part is transported after being produced separately, so that the production difficulty and the transportation cost can be reduced.

3. The utility model discloses in set up to support the curved bar and have certain radian to can support the film at greenhouse top, guarantee the level and smooth setting of film, thereby be convenient for construct the greenhouse.

Drawings

FIG. 1 is a schematic structural view of an assembled steel truss shaped like Chinese character 'ji' for a greenhouse of the present invention;

FIG. 2 is a front view of the assembled steel truss shaped like Chinese character 'ji' for a greenhouse of the present invention;

FIG. 3 is a sectional view of the assembled steel truss shaped like Chinese character 'ji' for a greenhouse of the present invention;

FIG. 4 is a schematic structural view of a steel truss in the assembled steel truss in the shape of Chinese character 'ji' for a greenhouse of the present invention;

FIG. 5 is a schematic structural view of a first support rod in an assembled steel truss shaped like a Chinese character 'ji' for a greenhouse according to the present invention;

FIG. 6 is a schematic structural view of a second support rod in the assembled steel truss shaped like Chinese character 'ji' for a greenhouse of the present invention;

FIG. 7 is a schematic structural view of C-shaped steel in an assembled steel truss shaped like a Chinese character 'ji' for a greenhouse of the present invention;

FIG. 8 is a schematic structural diagram of an assembled truss in an assembled steel truss shaped like a Chinese character 'ji' for a greenhouse according to the present invention;

FIG. 9 is a side view of an assembled truss in an assembled steel truss shaped like a Chinese character 'ji' for a greenhouse according to the present invention;

fig. 10 is a schematic structural view of a truss casing in an assembled steel truss shaped like a Chinese character 'ji' for a greenhouse according to the present invention;

fig. 11 is a cross-sectional view of a truss shell in an assembled steel truss shaped like a Chinese character 'ji' for a greenhouse according to the present invention;

fig. 12 is a schematic structural view of the assembled truss and truss casing in the assembled steel truss shaped like a Chinese character 'ji' for greenhouse of the present invention after being assembled;

FIG. 13 is a schematic structural view of a sliding block in an assembled steel truss shaped like a Chinese character 'ji' for a greenhouse of the present invention;

fig. 14 is a schematic structural view of the assembled truss, truss casing and sliding block in the assembled steel truss shaped like a Chinese character 'ji' for greenhouse of the present invention;

FIG. 15 is a schematic structural view of a truss fixing plate in an assembled steel truss shaped like a Chinese character 'ji' for a greenhouse according to the present invention;

FIG. 16 is a schematic structural view of a middle casing fixing plate of an assembled steel truss shaped like a Chinese character 'ji' for a greenhouse according to the present invention;

in the figure:

1-assembling a truss, 11-inverted T-shaped steel, 111-aligning a threaded hole, 112-fixing steel holes, 12-first supporting rods, 121-top supporting rods, 1211-second supporting holes, 122-middle inclined rods, 123-bottom connecting rods, 1231-first supporting holes, 13-second supporting rods, 131-third supporting holes, 14-C-shaped steel, 141-fourth supporting holes, 15-first bolts, 16-first nuts, 17-second bolts, 18-second nuts and 19-limiting sliding plates;

2-truss casing, 21-fixed through hole, 22-connecting plate, 23-first connecting hole, 24-first stud, 25-first channel, 26-second channel, 27-limiting sliding groove,

3-truss fixing plate, 31-support fixing plate, 32-second fixing through hole, 33-third connecting hole;

4-casing fixing plate, 41-first connecting threaded hole, 42-second connecting hole;

5-fixing the stud; 6-supporting the bent strip;

7-a bent strip fixing groove block, 71-a slot, 72-a jack, 73-a threaded hole and 74-a second stud;

8-sliding block, 81-clamping groove; 9-limiting plate.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.

Example (b):

as shown in fig. 1 to 3: an assembled steel truss shaped like Chinese character 'ji' for a greenhouse comprises an assembly truss 1, a truss casing 2, a truss fixing plate 3 and a casing fixing plate 4; the assembled truss 1 and the truss casings 2 are arranged in a sliding mode and can be assembled for use, the assembled truss 1 can be collected into the truss casings 2, the size of the whole device is reduced, and the truss fixing plates 3 and the casing fixing plates 4 are used for fixedly installing the device and a wall support of a greenhouse.

The assembled truss 1 comprises a plurality of first support rods 12, a first support rod 12, a second support rod 13 and C-shaped steel 14, wherein the first support rods 12 are fixedly arranged on the steel 11, the second support rod 13 is fixedly arranged at the top of the first support rod 12, the C-shaped steel 14 is fixedly arranged at two ends of the second support rod 13, the steel 11 and the first support rod 12 are fixed through a first bolt 15 and a first nut 16 by screw threads, and the first support rod 12, the second support rod 13 and the C-shaped steel 14 are fixed through a second bolt 17 and a second nut 18 by screw threads; fix through bolt and nut between several word steel 11, first bracing piece 12, third bracing piece 13 and the C shaped steel 14, convenient dismantlement and installation to in the equipment use, each part can separately transport simultaneously, improves conveying efficiency and reduces cost of transportation, assemble again when using can. Wherein two C shaped steel 14 and a few word steel 11 are connected by first bracing piece 12 and second bracing piece 13 as supporting framework, are the isosceles trapezoid structure between and, and its support is firm stable.

A channel for the assembled truss 1 to slide is arranged in the truss casing 2, the truss casing 2 is sleeved on the outer side of the assembled truss 1, a plurality of fixing through holes 21 are formed in the bottom wall of the truss casing 2, a plurality of aligning threaded holes 111 are formed in the bottom wall of the inverted U-shaped steel 11, and the truss casing 2 and the assembled truss 1 are in threaded fixation with the aligning threaded holes 111 through the fixing through holes 21 by fixing studs 5 to realize locking and fixing; after the assembled truss 1 is inserted into the channel in the truss casing 2, and after the assembled truss is moved to a required position, the fixing stud 5 can penetrate through the fixing through hole 21 and be screwed with the alignment threaded hole 111, so that the truss casing 2 and the assembled truss 1 can be fixed in position, and the stability of the truss casing 2 and the assembled truss is ensured.

The one end fixedly connected with that the truss shell 2 is kept away from the equipment truss 1 is used for being connected with the shell fixed plate 4 of greenhouse wall, and the one end fixedly connected with that the truss shell 2 is kept away from the equipment truss 1 is used for being connected with the truss fixed plate 3 of greenhouse wall. The shell fixing plates 4 and the truss fixing plates 3 are used to mount the assembled trusses 1 and truss shells 2 to a support wall of the greenhouse, thereby fixing the position of the entire apparatus to achieve a supporting function.

Referring to fig. 4 to 9, in the present embodiment, a plurality of steel fixing holes 112 are formed on the top wall of the steel bar 11, and the first support rod 12 includes two top support rods 121 and two middle diagonal rods122, a bottom connecting rod 123, a top supporting rod 121, a middle inclined rod 122 and a bottom connecting rod 123 are connected in a way

The bottom connecting rod 123 is provided with a first supporting hole 1231, and the first bolt 15 penetrates through the fixing steel hole 112 and the first supporting hole 1231 to be fixed with the first nut 16 through threads, so that the inverted V-shaped steel 11 and the first supporting rod 12 are fixed; first bracing piece 12 is isosceles trapezoid shape after being connected with second bracing piece 13, can keep the stability of C shaped steel 14 and several word steel 11, improves the supporting effect. The inverted V-shaped steel 11 and the first supporting rod 12 are detachably mounted through a first bolt 15 and a first nut 16, and assembly and disassembly are facilitated.

The top support rod 121 is provided with a second support hole 1211, two ends of the second support rod 13 are provided with third support holes 131, the bottom wall of the C-shaped steel 14 is provided with a fourth support hole 141, and the second bolt 17 penetrates through the second support hole 1211, the third support hole 131, the fourth support hole 141 and the second nut 18 to be in threaded connection, so that the first support rod 12, the second support rod 13 and the C-shaped steel 14 are fixed. The first support rod 12, the second support rod 13 and the C-shaped steel 14 are fixedly connected through a second bolt 17 and a second nut 18, so that the detachable installation is realized, and the assembly and the disassembly are convenient.

Referring to fig. 10, 11 and 12, in the present embodiment, the channels of the truss casing 2 are a first channel 25 fitted to the C-section steel 14 at the top, a second channel 26 fitted to the d-section steel 11 at the bottom, and the first channel 25 and the second channel 26 communicate. The provision of the first and

second channels

25, 26 facilitates the installation of the assembled truss 1 into the interior of the truss shell 2.

Referring to fig. 1 and 14, in the present embodiment, two limiting sliding plates 19 are fixedly disposed on one end side wall of two C-shaped steel 14, the two limiting sliding plates 19 are disposed oppositely, referring to fig. 10, corresponding limiting sliding grooves 27 are disposed in the truss casing 2, the limiting sliding grooves 27 are communicated with the first channel 25, and the limiting sliding plates 19 are clamped in the limiting sliding grooves 27 and slidably disposed along the limiting sliding grooves 27. Set up spacing spout 27 and spacing slide 19 for spacing slide 19 slides in spacing spout 27, can guarantee that equipment truss 1 slides in the straight line in truss cover 2, is convenient for assemble and removes the use.

Referring to fig. 11, the limiting runners 27 extend only through the end of the truss casing 2 remote from the assembled truss 1. The one end of spacing spout 27 sets up for sealing, when the equipment truss 1 moves, when spacing slide 19 is held with the tip card of spacing spout 27 then the equipment truss 1 can't remove once more, this design can make the equipment truss 1 when adjusting with the distance between the truss shell 2, can not wear out the separation in the truss shell 2, guarantee that truss shell 2 is in connected state with equipment truss 1 all the time to save working strength when the installation.

Referring to fig. 1 and 15, in the present embodiment, a support fixing plate 31 is fixedly disposed on the truss fixing plate 3, a second fixing through hole 32 is disposed on the support fixing plate 31, the support fixing plate 31 is located at a lower side of a bottom wall of the inverted-V-shaped steel 11, and the second fixing through hole 32 is disposed opposite to one of the alignment threaded holes 111, so as to facilitate locking connection using a stud; the truss fixing plate 3 is provided with a plurality of third coupling holes 33. Support fixed plate 31 is used for fixing a position and fixedly with subassembly truss 1, when using, place support fixed plate 31 under the diapire of several word steel 11, and with second fixing through hole 32 with just right screw hole 111, later use the double-screw bolt to run through second fixing through hole 32 and just screw hole 111 threaded fastening, can fix support fixed plate 31 and several word steel 11, later weld the tip of C shaped steel 14 and the face of mixing contact department of truss fixed plate 3 again, can closely fix truss fixed plate 3 and equipment truss 1, set up third connecting hole 33 and be convenient for install truss fixed plate 3 and the wall of greenhouse, when using, generally use bolt and nut to fix truss fixed plate 3 and the fixed steelframe on the greenhouse wall, thereby realize fixing whole several word steel truss on the greenhouse wall.

Referring to fig. 1 and 16, in the present embodiment, a connecting plate 22 is fixedly installed at an end of the truss casing 2 away from the assembled truss 1, a first connecting hole 23 is formed in the connecting plate 22, a first connecting threaded hole 41 is formed in the casing fixing plate 4, and the connecting plate 22 and the casing fixing plate 4 are fixed to the first connecting threaded hole 41 through a first stud 24 penetrating through the first connecting hole 23; the case fixing plate 4 further has a plurality of second coupling holes 42 formed therein. The connecting plate 22 is used for fixedly mounting the truss casing 2 and the casing fixing plate 4, and when in use, the first stud 27 penetrates through the first connecting hole 23 and is screwed with the first connecting threaded hole 41, so that the connecting plate 22 and the casing fixing plate 4 can be fixed; set up second connecting hole 42 and be convenient for install housing fixing plate 4 and greenhouse wall, when using, generally use bolt and nut to fix sleeve pipe mount 4 and the fixed steelframe in the greenhouse to the realization is fixed whole several word steel trusses on the greenhouse wall.

Referring to fig. 1 and 14, in this embodiment, a support bent bar 6 is further included, and both ends of the support bent bar 6 are respectively installed on the assembled truss 1 and the truss casing 2. The supporting bent strips 6 are arranged for supporting the film on the top of the greenhouse, so that the installation and normal use of the film are ensured.

Referring to fig. 14 and 13, a curved bar fixing groove block 7 is arranged on the truss casing 2, a sliding block 8 is connected to one end, far away from the truss casing 2, of the assembled truss 1 in a sliding manner, the curved bar fixing groove block 7 is arranged on the top wall of the sliding block 8, and the end part of the supporting curved bar 6 is inserted and fixed in the curved bar fixing groove block 7. The slot 71 is arranged in the curved strip fixing slot block 7, the slot wall at the top of the slot 71 is provided with a jack 72, the slot wall at the bottom of the slot 71 is provided with a threaded hole 73, the two end parts of the supporting curved strip 6 are provided with second jacks, the end part of the supporting curved strip 6 is inserted into the slot 71 and is fixed through a second stud 74, the jack 72, the second jack and the threaded hole 73 are opposite up and down, and the second stud 74 sequentially penetrates through the jack 72 and the second jack and then is in threaded connection with the threaded hole 73. When in use, the two ends of the supporting bent bar 6 are inserted into the slots 71 and fixed by the second studs 74, so that the supporting bent bar 6 is fixed in the bent bar fixing slot block 7; set up sliding block 8 and equipment truss 1 into sliding connection, be convenient for assemble sliding block 8.

Referring to fig. 13, two ends of the sliding block 8 are provided with a clamping groove 81 matched with the C-shaped steel 14, and the end surface of the C-shaped steel 14 is clamped in the clamping groove 81; and a limiting plate 9 is further fixed on the bottom wall of the C-shaped steel 14, and the distance between the limiting plate 9 and the truss fixing plate 3 is greater than the width of the sliding block 8. Set up draw-in groove 81 for the terminal surface card of C shaped steel 14 is established in draw-in groove 81, is convenient for assemble draw-in groove 81 and C shaped steel 14 fixedly, and sets up limiting plate 9 and establishes sliding block 8 card between truss fixed plate 3 and limiting plate 9, can restrict sliding block 8's moving range, thereby guarantees to support curved bar 6 and keeps certain radian. In addition, the distance between limiting plate 9 and the truss fixed plate 3 is greater than the width of sliding block 8 to the part supplies the gliding space of sliding block 8 of reserving, when running into the strong wind weather, under the blowing of wind-force, sliding block 8 can do the slow slip, gives certain cushioning effect, thereby prevents to break the film of the outside because of sharp wind strikes the break of support gib 6, thereby improves stability.

The utility model discloses an assembled several word steel trusses for greenhouse when using:

the assembled steel truss shaped like Chinese character 'ji' for the greenhouse has the advantages that during production, all parts are separately produced, the production process is simple, and the speed is high.

This assembled several word steel truss for greenhouse can separately transport each part when the transportation to reduce transportation volume and cost of transportation, raise the efficiency.

This assembled several word steel truss for greenhouse, when assembling:

firstly, assembling and fixing an assembled truss 1, fixedly installing a plurality of first supporting rods 12 on the steel bars 11, aligning the bottom connecting rods 123 of the first supporting rods 12 with the top wall of the steel bars 11 to enable the first supporting holes 1231 to be aligned with the fixing steel holes 112, and fixing the first supporting rods 12 and the steel bars 11 by penetrating the first supporting holes 1231 and the fixing steel holes 112 through the first bolts 15 and the first nuts 16 by screw threads; then, the second support bar 13 is disposed on the top of the top support bar 121, the C-section steel 14 is disposed on the top of the second support bar 13, and the first support bar 12, the second support bar 13 and the C-section steel 14 are fixed by screwing the second bolt 17 through the second support hole 1211, the third support hole 131, the fourth support hole 141 and the second nut 18, so that all the first support bar 12, the second support bar 13 and the C-section steel 14 are fixed to assemble the tambour street assembled truss 1.

Secondly, inserting the assembled truss 1 and the truss casings 2 into a sleeve (as shown in fig. 12), inserting the assembled truss 1 from one side of the truss casings 2 provided with the connecting plates 22, butting the two C-shaped steels 14 with the first channel 25, butting the n-shaped steel 11 with the second channel 26, and inserting the assembled truss 1 into the truss casings 2; and insert and establish spacing spout 27 with spacing slide 19 in, later slide assembly truss 1 and truss jacket 2, wear out until assembly truss 1 from the other end of truss jacket 2, later adjust to the length position of adaptation as required, later use fixing bolt 5 to run through fixing hole 21 and adjust screw hole 111 well and carry out the screw thread fastening, can fix assembly truss 1 and truss jacket 2's position this moment.

And then, the truss casing 2 and the casing fixing plate 4 are fixedly installed, the connecting plate 22 is butted with the casing fixing plate 4, the first connecting hole 23 of the connecting plate is just opposite to the first connecting threaded hole 41, and the first stud 24 penetrates through the first connecting hole 23 and is in threaded fixation with the first connecting threaded hole 41, so that the connecting plate 22 and the casing fixing plate 4 are fixed.

Thirdly, a proper position is selected to weld the limiting plate 9 on the C-shaped steel 14, and the sliding block 8 is inserted into the C-shaped steel 14, wherein the top wall of the C-shaped steel 14 is inserted into the clamping groove 81, so that the sliding block 8 is connected along the C-shaped steel 14 in a sliding manner; then, the assembly truss 1 and the truss fixing plate 3 are fixed, wherein the supporting and fixing plate 31 is placed under the bottom wall of the steel bar 11, the second fixing through hole 32 is aligned with the aligning threaded hole 111, then a stud penetrates through the second fixing through hole 32 and is fixed with the aligning threaded hole 111 in a threaded manner, the supporting and fixing plate 31 and the steel bar 11 can be fixed, and then the contact position of the end part of the C-shaped steel 14 and the mixing surface of the truss fixing plate 3 is welded; the assembled truss 1 and the truss fixing plate 3 can be firmly installed.

Then, both ends of the support gib 6 are inserted into the gib fixing groove block 7, and the two are fixed by using the second screw post 74.

Finally, when in use, the truss fixing plate 3 and the shell fixing plate 4 are installed on a fixed steel frame of the greenhouse wall through bolts and nuts.

The above detailed description of the embodiments of the present invention is only for the preferred embodiments of the present invention, and the present invention should not be considered as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.

Claims

1. The utility model provides a greenhouse is with assembled several word steel truss which characterized in that: the truss structure comprises an assembly truss (1), truss casings (2), a truss fixing plate (3) and a casing fixing plate (4);

the assembled truss (1) comprises a plurality of steel bars (11), first supporting rods (12), second supporting rods (13) and C-shaped steel (14), the first supporting rods (12) are fixedly arranged on the steel bars (11), the second supporting rods (13) are fixedly arranged at the tops of the first supporting rods (12), the C-shaped steel (14) is fixedly arranged at the two ends of the second supporting rods (13), the steel bars (11) and the first supporting rods (12) are fixed through first bolts (15) and first nuts (16) in a threaded mode, and the first supporting rods (12), the second supporting rods (13) and the C-shaped steel (14) are fixed through second bolts (17) and second nuts (18) in a threaded mode;

the truss casing (2) is internally provided with a channel for the assembled truss (1) to slide, the truss casing (2) is sleeved outside the assembled truss (1), the bottom wall of the truss casing (2) is provided with a plurality of fixing through holes (21), the bottom wall of the n-shaped steel (11) is provided with a plurality of aligning threaded holes (111), and the truss casing (2) and the assembled truss (1) are fixed through the fixing through holes (21) and the aligning threaded holes (111) by a fixing stud (5) in a threaded manner so as to realize locking and fixing;

the greenhouse wall is characterized in that one end of the truss casing (2), far away from the assembled truss (1), is fixedly connected with a casing fixing plate (4) connected with the greenhouse wall, and one end of the assembled truss (1), far away from the truss casing (2), is fixedly connected with a truss fixing plate (3) connected with the greenhouse wall.

2. The fabricated inverted-V-shaped steel truss for the greenhouse as claimed in claim 1, wherein: a plurality of fixed steel holes (112) are formed in the top wall of the inverted V-shaped steel (11), and the first supporting rod (12) comprises two top supporting rods (121), two middle inclined rods (122) and a bottomA top strut (121), a middle diagonal rod (122) and a bottom connecting rod (123) are connected to form

The bottom connecting rod (123) is provided with a first supporting hole (1231), the first bolt (15) penetrates through the fixing steel hole (112) and the first supporting hole (1231) to be fixed with the first nut (16) in a threaded mode, and therefore the inverted V-shaped steel (11) and the first supporting rod (12) are fixed;

the top support rod (121) is provided with a second support hole (1211), the two ends of the second support rod (13) are provided with third support holes (131), the bottom wall of the C-shaped steel (14) is provided with fourth support holes (141), and the second bolt (17) penetrates through the second support holes (1211), the third support holes (131), the fourth support holes (141) and the second nut (18) to be in threaded connection, so that the first support rod (12), the second support rod (13) and the C-shaped steel (14) are fixed.

3. The fabricated steel truss type structure for greenhouse of claim 1 or 2, wherein: the top of the channel of the truss casing (2) is a first channel (25) matched with the C-shaped steel (14), the bottom of the channel is a second channel (26) matched with the inverted-V-shaped steel (11), and the first channel (25) is communicated with the second channel (26).

4. The fabricated inverted-V-shaped steel truss for the greenhouse as claimed in claim 3, wherein: two fixed spacing slide (19) that are provided with on the one end lateral wall of C shaped steel (14), two spacing slide (19) set up relatively, be provided with corresponding spacing spout (27) in truss cover shell (2), spacing spout (27) and first channel (25) intercommunication, and spacing slide (19) card is established in spacing spout (27) and is followed spacing spout (27) and slide the setting.

5. The fabricated inverted-V-shaped steel truss for the greenhouse as claimed in claim 4, wherein: the limiting sliding groove (27) only penetrates through one end, far away from the assembled truss (1), of the truss casing (2).

6. The fabricated inverted-V-shaped steel truss for the greenhouse as claimed in claim 1, wherein: a supporting and fixing plate (31) is fixedly arranged on the truss fixing plate (3), a second fixing through hole (32) is formed in the supporting and fixing plate (31), the supporting and fixing plate (31) is located on the lower side of the bottom wall of the inverted U-shaped steel (11), and the second fixing through hole (32) is arranged opposite to one of the aligning threaded holes (111) so as to be convenient for locking connection by using a stud; the truss fixing plate (3) is provided with a plurality of third connecting holes (33).

7. The fabricated inverted-V-shaped steel truss for the greenhouse as claimed in claim 1, wherein: a connecting plate (22) is fixedly installed at the end part, far away from the assembled truss (1), of the truss casing (2), a first connecting hole (23) is formed in the connecting plate (22), a first connecting threaded hole (41) is formed in the casing fixing plate (4), and the connecting plate (22) and the casing fixing plate (4) are in threaded fixation with the first connecting threaded hole (41) through a first stud (24) penetrating through the first connecting hole (23); the casing fixing plate (4) is further provided with a plurality of second connecting holes (42).

8. The fabricated inverted-V-shaped steel truss for the greenhouse as claimed in claim 1, wherein: the truss structure is characterized by further comprising a supporting bent bar (6), wherein two ends of the supporting bent bar (6) are respectively arranged on the assembling truss (1) and the truss casing (2); be provided with curved bar fixed slot piece (7) on truss cover shell (2), the one end sliding connection that truss cover shell (2) was kept away from in equipment truss (1) has sliding block (8), be provided with curved bar fixed slot piece (7) on the roof of sliding block (8), the tip of supporting curved bar (6) is inserted and is established and fix in curved bar fixed slot piece (7).

9. The fabricated inverted-V-shaped steel truss for the greenhouse as claimed in claim 8, wherein: be provided with slot (71) in curved strip fixed slot piece (7), be provided with jack (72) on the cell wall at slot (71) top, be provided with screw hole (73) on the cell wall of slot (71) bottom, the second jack has been seted up at the both ends of supporting curved strip (6), the tip of supporting curved strip (6) is inserted and is established in slot (71) and fix through second double-screw bolt (74), and jack (72), second jack and screw hole (73) just about, second double-screw bolt (74) run through jack (72), behind the second jack in proper order with screw hole (73) threaded connection.

10. The fabricated inverted-V-shaped steel truss for the greenhouse as claimed in claim 8, wherein: clamping grooves (81) matched with the C-shaped steel (14) are formed in the two ends of the sliding block (8), and the end face of the C-shaped steel (14) is clamped in the clamping grooves (81); still be fixed with limiting plate (9) on the diapire of C shaped steel (14), the distance between limiting plate (9) and truss fixed plate (3) is greater than the width of sliding block (8).