CN219346149U - Air source heat pump equipment base - Google Patents
Air source heat pump equipment base Download PDFInfo
- Publication number
- CN219346149U CN219346149U CN202320349408.4U CN202320349408U CN219346149U CN 219346149 U CN219346149 U CN 219346149U CN 202320349408 U CN202320349408 U CN 202320349408U CN 219346149 U CN219346149 U CN 219346149U
- Authority
- CN
- China
- Prior art keywords
- heat pump
- limiting clamping
- air source
- source heat
- concrete base
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The utility model provides an air source heat pump equipment base, includes concrete base, support steelframe, pre-buried piece, bar steel sheet, fastening sleeve shell, spacing card pearl, removal adjusting column, screw thread regulation pole, concrete base upper portion connects anti-skidding cushion, concrete base lower part has fixed piece, pre-buried piece is connected to concrete base both sides, pre-buried piece both sides are connected the crotch stock, the concrete base is connected to the crotch stock, concrete base both sides have side mounting groove, the side mounting groove suits with the bar steel sheet, the bar steel sheet outside is connected to the side mounting groove, the bar steel sheet inboard has the spout, the spout suits with the gyro wheel, gyro wheel one side is connected to the spout, the support steelframe is connected to the gyro wheel other end, the support steelframe is connected through the axostylus axostyle, the axostyle connects gradually support steelframe, the gyro wheel slides in the spout.
Description
Technical Field
The utility model relates to the field of air source heat pumps, in particular to an air source heat pump equipment base.
Background
The prior art (publication number: CN 210154131U) proposes an air source heat pump base, which comprises a plurality of concrete bases, channel steel detachably arranged on each concrete base and used for supporting the air source heat pump, and a connecting assembly used for detachably connecting the channel steel to the concrete bases, wherein each concrete base is arranged at intervals along the length direction of the channel steel. According to the air source heat pump base, the plurality of concrete bases are arranged, and the channel steel is detachably arranged on each concrete base, so that the channel steel can be used for supporting the air source heat pump, and the concrete bases are arranged at intervals along the length direction of the channel steel, so that the air source heat pump base is simple and convenient to install, the distance between two adjacent concrete bases can be flexibly adjusted, and the air source heat pump base is applicable to installation of air source heat pumps with different numbers; in addition, through the cooperation of concrete base and channel-section steel, can effectively reduce the shake to and noise reduction improves air source heat pump's life, and the cost is lower. However, "the connecting piece is rag bolt, and the fastener is the nut, and rag bolt exposes the outer other end of concrete base and is provided with the screw thread, and the screw thread is used for fixed with the nut cooperation", through screw thread fixed connection, but the resonance force that vibrations produced when receiving the operation of air source heat pump influences between its connecting piece, and screw thread connection takes place to loosen very easily, leads to the junction not firm enough, influences the fixed supporting effect to air source heat pump, has the drawback.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model provides the air source heat pump equipment base which is used for dispersing and adsorbing the vibration force generated during the operation of the air source heat pump equipment, reducing the damage and influence of vibration impact on the components of the air source heat pump equipment, prolonging the service life of the air source heat pump equipment, reducing the noise generated during the operation of the air source heat pump equipment, correspondingly increasing or decreasing the spacing distance and the fixed quantity of the concrete base according to the actual size and the installation quantity of the air source heat pump equipment, and has the advantages of strong structural flexibility, wide application range, convenient installation and disassembly, double fastening connection of the joint of the concrete base and the supporting steel frame, preventing the joint from being loosened due to the influence of the resonance force generated by vibration during the operation of the air source heat pump and reasonable structure.
The utility model aims at realizing the following technical scheme:
the utility model provides an air source heat pump equipment base, includes concrete base, support steelframe, pre-buried piece, bar steel sheet, fastening sleeve shell, spacing card pearl, removal adjusting column, screw thread regulation pole, concrete base upper portion connects anti-skidding cushion, concrete base lower part has fixed piece, pre-buried piece is connected to concrete base both sides, pre-buried piece both sides are connected the crotch stock, the concrete base is connected to the crotch stock, concrete base both sides have side mounting groove, the side mounting groove suits with the bar steel sheet, the bar steel sheet outside is connected to the side mounting groove, the bar steel sheet inboard has the spout, the spout suits with the gyro wheel, gyro wheel one side is connected to the spout, the support steelframe is connected to the gyro wheel other end, the support steelframe is connected through the axostylus axostyle, the axostyle connects gradually support steelframe, the gyro wheel slides in the spout.
According to the utility model, the support steel frame is connected with the embedded support blocks, the two sides of the embedded support blocks are provided with the limit clamping grooves, the two sides of the support steel frame are provided with the limit clamping blocks, the limit clamping blocks are adapted to the limit clamping grooves, the two sides of the support steel frame are provided with the outer through holes, the embedded support blocks are provided with the inner through holes, the outer through holes and the inner through holes are adapted to the fastening shell, the fastening shell sequentially passes through the outer through holes and the inner through holes, and the fastening shell is sequentially connected with the support steel frame and the embedded support blocks through threads.
The lower part of the fastening sleeve shell is connected with the fixed sleeve shell to form a plurality of limiting clamping holes, the limiting clamping holes are adapted to limiting clamping beads, the limiting clamping beads penetrate through the limiting clamping holes, the outer sides of the limiting clamping beads are connected with a supporting steel frame, the inner sides of the limiting clamping beads are connected with a positioning top block, the positioning top block is provided with a concave clamping column, and the concave clamping column is provided with a movable adjusting column.
Advantageous effects
The concrete base is used for fixedly supporting the bottom of the air source heat pump equipment, the anti-skid rubber mat paved on the upper part of the concrete base has the functions of skid resistance and friction resistance increase, the anti-skid rubber mat has certain elasticity and softer texture while the stability of the air source heat pump support by the concrete base is reinforced, the vibration force generated during the operation of the air source heat pump equipment can be dispersed and adsorbed, the damage and the influence of vibration impact on the parts of the air source heat pump equipment are reduced, the service life of the air source heat pump equipment is prolonged, the noise generated during the operation of the air source heat pump equipment is reduced, and the air source heat pump equipment is reasonable in structure.
The support steel frame provides mounting support points for splicing and fixing among a plurality of groups of concrete bases, so that the concrete bases can correspondingly increase, decrease and change the spacing distance and the fixed number of the concrete bases according to the actual size and the mounting number of the air source heat pump equipment, the support steel frame has strong structural flexibility and wide application range, is embedded and sleeved with the concrete bases, is accurate in positioning, facilitates rapid and accurate butt joint and mounting among components, increases transverse connection limiting support points, avoids transverse falling and separation, and has the advantages of structural stability and reasonable structure.
The utility model is provided with a plurality of outer through holes on two sides of the supporting steel frame, a positioning fulcrum is provided for fixedly mounting the fastening sleeve, the fastening sleeve is positioned and fastened while the connecting fulcrum between the supporting steel frame and the embedded supporting block is increased, the phenomenon that the regulated concrete base is shifted and displaced is avoided, during mounting, the fastening sleeve is sequentially and fixedly connected with the supporting steel frame and the embedded supporting block through threads, the positioning supporting block is driven to move upwards by rotating the threaded adjusting rod, the outer surface of the positioning supporting block is tangential to the limiting clamping bead, at the moment, the limiting clamping bead is forced to move outwards to pass through the limiting clamping hole and clamped on the lower side of the supporting steel frame, so that the clamping fulcrum of the fastening sleeve is increased, double fastening and limiting are carried out on the fastening sleeve, the influence of resonance force generated by vibration during operation of the air source heat pump is prevented, the fastening sleeve is loosened, the fixed supporting effect of the air source heat pump is influenced, the positioning connection stability between the concrete base and the supporting steel frame is improved, and the structure is reasonable.
According to the utility model, when the concrete base moves in the supporting steel frame, the rollers at two sides synchronously slide in the strip steel plate, so that the friction resistance of the concrete base during displacement is reduced, the smoothness of the displacement is improved, the clamping is avoided, the operation is convenient, and the structure is reasonable.
The vibration force generated during operation of the air source heat pump equipment is dispersed and absorbed, damage and influence of vibration impact on parts of the air source heat pump equipment are reduced, the service life of the air source heat pump equipment is prolonged, noise generated during operation of the air source heat pump equipment is reduced, meanwhile, the spacing distance and the fixed number of the concrete bases can be correspondingly increased or decreased according to the actual size and the installation number of the air source heat pump equipment, the structure is strong in flexibility, the application range is wide, the installation and the disassembly are convenient, double fastening connection is carried out on the joint of the concrete bases and the supporting steel frame, the fastening sleeve is prevented from being loosened due to the influence of resonance force generated by vibration during operation of the air source heat pump, and the structure is reasonable.
Drawings
Fig. 1 is a schematic view of a base structure of an air source heat pump device according to the present utility model.
Fig. 2 is a cross-sectional view of a base structure of an air source heat pump device according to the present utility model.
Fig. 3 is a cross-sectional view showing the internal structure of the fastening sleeve according to the present utility model.
Fig. 4 is a cross-sectional view showing the connection structure of the fastening sleeve, the movable adjusting column, the mounting bump and the fastening clip according to the present utility model.
Fig. 5 is a schematic view of a concrete base structure according to the present utility model.
Fig. 6 is a cross-sectional view of the connecting structure of the fastening sleeve, the threaded adjusting rod, the movable adjusting column and the limiting clamping bead.
Fig. 7 is an enlarged view of a part of the structure of fig. 1 according to the present utility model.
Description of the embodiments
The utility model is described in further detail below with reference to the drawings and examples:
examples
The air source heat pump equipment base comprises a concrete base 01, a supporting steel frame 03, pre-buried supporting blocks 06, a strip-shaped steel plate 09, a fastening sleeve shell 14, a limiting clamping bead 19, a movable adjusting column 20 and a threaded adjusting rod 21, wherein the upper part of the concrete base 01 is connected with an anti-slip rubber mat 02, the lower part of the concrete base 01 is provided with a fixed supporting block 04, the two sides of the concrete base 01 are connected with the pre-buried supporting blocks 06, the two sides of the pre-buried supporting blocks 06 are connected with a hook anchor rod 05, the hook anchor rod 05 is connected with the concrete base 01, the concrete base 01 carries out fixed bearing on the bottom of the air source heat pump equipment, the anti-slip rubber mat 02 paved on the upper part of the air source heat pump equipment base has the functions of anti-slip and increasing friction resistance, the anti-slip rubber mat 02 has certain elasticity and softer texture and can generate oscillating force on the operation of the air source heat pump equipment, the vibration absorption is carried out, the damage and the influence caused by the vibration impact on the components of the air source heat pump equipment are reduced, the service life of the air source heat pump equipment is prolonged, the noise generated during the operation of the air source heat pump equipment is reduced, the structure is reasonable, side mounting grooves 13 are arranged on two sides of a concrete base 01, the side mounting grooves 13 are matched with a strip steel plate 09, the outer side of the strip steel plate 09 is connected with the side mounting grooves 13, the inner side of the strip steel plate 09 is provided with a sliding groove 10, the sliding groove 10 is matched with a roller 08, one side of the roller 08 is connected with a supporting steel frame 03, the other end of the roller 08 is connected with the supporting steel frame 03, the shaft 07 is sequentially connected with the supporting steel frame 03 and the roller 08 through a shaft rod 07, the roller 08 slides in the sliding groove 10, when the concrete base 01 moves in the supporting steel frame 03, the rollers 08 on the two sides synchronously slide in the strip steel plate 09, so as to reduce the friction resistance during the displacement of the concrete base 01, the displacement smoothness is improved, the clamping is avoided, the operation is convenient, and the structure is reasonable.
Examples
The support steel frame 03 is connected with the embedded supporting block 06, the two sides of the embedded supporting block 06 are provided with the limit clamping grooves 12, the two sides of the support steel frame 03 are provided with the limit clamping blocks 11, the limit clamping blocks 11 are adapted to the limit clamping grooves 12, the limit clamping blocks 11 are connected with the limit clamping grooves 12, the two sides of the support steel frame 03 are provided with the outer through holes 27, the embedded supporting block 06 is provided with the inner through holes 28, the outer through holes 27 and the inner through holes 28 are adapted to the fastening sleeve shell 14, the fastening sleeve shell 14 sequentially passes through the outer through holes 27 and the inner through holes 28, the fastening sleeve shell 14 is sequentially connected with the support steel frame 03 and the embedded supporting block 06 through threads, the support steel frame 03 provides mounting support points for splicing and fixing a plurality of groups of concrete bases 01, so that the concrete bases 01 can correspondingly increase or decrease the spacing distance and the fixed number of the concrete bases 01 according to the actual size and the mounting number of the air source heat pump equipment, the structure flexibility is strong, the application range is wide, the embedded sleeving between the supporting steel frame 03 and the concrete base 01 is accurate in positioning, the components are convenient to be quickly and accurately abutted and installed, the transverse connection limiting supporting points are increased, the transverse falling and the detachment of the components are avoided, the structure stability is provided, the structure is reasonable, the plurality of outer through holes 27 are arranged on the two sides of the supporting steel frame 03, the positioning supporting points are provided for the fixed installation of the fastening sleeve shell 14, the connecting supporting points between the supporting steel frame 03 and the embedded supporting blocks 06 are increased by the fastening sleeve shell 14, the positioning fastening sleeve is positioned and fastened, the adjusted concrete base 01 is prevented from moving and displacing, the fastening sleeve shell 14 is sequentially connected with the supporting steel frame 03 and the embedded supporting blocks 06 through the fastening connection between the threads during installation, the positioning supporting blocks 16 are driven to move upwards through the rotating thread adjusting rods 21, the outer surfaces of the positioning supporting blocks 16 are meshed with the limiting clamping beads 19, the limiting clamping beads 19 are stressed to move outwards to pass through the limiting clamping holes 18, and block in support steelframe 03 downside to this increases to fastening sleeve shell 14 chucking fulcrum, carries out dual fastening spacing to it, prevents to receive the produced resonance force influence of vibrations when the operation of air source heat pump, leads to fastening sleeve shell 14 pine to take off, influences the fixed supporting effect of air source heat pump, improves concrete base 01 and supports steelframe 03 between location connection steadiness, rational in infrastructure.
Examples
The lower part of the fastening sleeve shell 14 is connected with the fixed sleeve shell 15 to form a plurality of limit clamping holes 18, the limit clamping holes 18 are matched with limit clamping beads 19, the limit clamping beads 19 penetrate through the limit clamping holes 18, the outer sides of the limit clamping beads 19 are connected with a support steel frame 03, the inner sides of the limit clamping beads 19 are connected with a positioning top block 16, the positioning top block 16 is provided with a concave clamping column 17, and the concave clamping column 17 is provided with a movable adjusting column 20.
Examples
The outside of the movable adjusting column 20 is connected with the fastening sleeve shell 14, the inside of the fastening sleeve shell 14 is connected with the threaded adjusting rod 21 through threads, the lower part of the threaded adjusting rod 21 is connected with the movable adjusting column 20, the threaded adjusting rod 21 is provided with the mounting lug 25, the movable adjusting column 20 is provided with the mounting groove 26, the mounting lug 25 is matched with the mounting groove 26, and the mounting lug 25 is connected with the mounting groove 26.
Examples
The movable adjusting column 20 is provided with the plurality of clamping plate perforations 23, the mounting lug 25 is provided with the fastening clamping grooves 24, the clamping plate perforations 23 and the fastening clamping grooves 24 are matched with the fastening clamping plates 22, the fastening clamping plates 22 penetrate through the clamping plate perforations 23, the inner ends of the fastening clamping plates 22 are connected with the fastening clamping grooves 24, the outer ends of the fastening clamping plates 22 are connected with the movable adjusting column 20 through screws, the vibration force generated during operation of the air source heat pump equipment is dispersed and absorbed, damage and influence of vibration impact on the air source heat pump equipment components are reduced, the service life of the air source heat pump equipment is prolonged, noise generated during operation of the air source heat pump equipment is reduced, meanwhile, the spacing distance and the fixed number of the concrete base 01 can be correspondingly changed according to the actual size and the mounting number of the air source heat pump equipment, the structure is strong, the application range is wide, the mounting and dismounting are convenient, the joint of the concrete base 01 and the supporting steel frame 03 is doubly fastened, the influence of the vibration force generated during operation of the air source heat pump equipment is prevented, and the fastening sleeve 14 is released due to the influence of the vibration force generated during operation of the air source heat pump, and the structure is reasonable.
Examples
The installation step comprises the following steps: firstly, assembling the internal structure of a fastening sleeve 14, firstly, arranging a movable adjusting column 20 at the lower part of a threaded adjusting rod 21, embedding a mounting lug 25 into a mounting groove 26, arranging a fastening clamping groove 24 corresponding to the position of a clamping plate through hole 23, then, penetrating a fastening clamping plate 22 through the clamping plate through hole 23 until the inner end of the fastening clamping plate is embedded into the fastening clamping groove 24, fixedly connecting the outer end of the fastening clamping plate with the movable adjusting column 20 through a screw, then arranging the assembled threaded adjusting rod 21 and the movable adjusting column 20 into the fastening sleeve 14, positioning and connecting the threaded adjusting rod 21 with the fastening sleeve 14 through a screw, uniformly surrounding and distributing four groups of limiting clamping beads 19 outside a concave clamping column 17, combining the concave clamping column 17 with the outer surface of the limiting clamping beads 19, finally, arranging a fixed sleeve 15 at the lower part of the fastening sleeve 14 and welding and fixing the fixed sleeve, arranging a limiting clamping hole 18 formed by connection with the fixed sleeve to the limiting clamping beads 19, after the internal structure of the fastening sleeve shell 14 is assembled, the concrete base 01 structure is assembled, firstly, the strip steel plates 09 are embedded into the mounting grooves 13 at two sides and fixedly connected with the concrete base 01, then the embedded support blocks 06 are placed into the supporting steel frame 03, the outer surfaces of the embedded support blocks 06 are attached to the inner surfaces of the supporting steel frame 03, the rollers 08 are embedded into the strip steel plates 09, the limit clamping blocks 11 are embedded into the limit clamping grooves 12, the outer through holes 27 correspond to the inner through holes 28, the assembled fastening sleeve shell 14 sequentially passes through the outer through holes 27 and the inner through holes 28 and is sequentially connected with the supporting steel frame 03 and the embedded support blocks 06 through screw threads in a fastening manner, finally, the movable adjusting column 20 is driven to move upwards by rotating the screw thread adjusting rod 21 until the outer surfaces of the positioning top blocks 16 are engaged with the limit clamping beads 19, the limit clamping beads 19 are forced to move outwards and pass through the limit clamping holes 18, the clamping is carried out on the lower side of the supporting steel frame 03, and the installation is completed.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and it should be noted that it is possible for those skilled in the art to make several improvements and modifications without departing from the technical principle of the present utility model, and these improvements and modifications should also be regarded as the protection scope of the present utility model.
Claims (5)
1. The air source heat pump equipment base is characterized by comprising a concrete base (01), a supporting steel frame (03), pre-buried supporting blocks (06), a strip steel plate (09), a fastening sleeve shell (14), limiting clamping beads (19), a movable adjusting column (20) and a threaded adjusting rod (21), wherein the upper part of the concrete base (01) is connected with an anti-slip rubber mat (02), the lower part of the concrete base (01) is provided with a fixed supporting block (04), the two sides of the concrete base (01) are connected with the pre-buried supporting blocks (06), the two sides of the pre-buried supporting blocks (06) are connected with a hook anchor rod (05), the hook anchor rod (05) is connected with the concrete base (01), the two sides of the concrete base (01) are provided with side mounting grooves (13), the side mounting grooves (13) are matched with the strip steel plate (09), the inner side of the strip steel plate (09) is provided with a sliding groove (10), the sliding groove (10) is matched with a roller (08), the sliding groove (10) is connected with one side of the roller (08), the other end of the roller (08) is connected with the supporting steel frame (03), the roller (08) is connected with the supporting shaft (03) through the supporting shaft (07), the roller (08) slides in the chute (10).
2. The air source heat pump equipment base of claim 1, wherein the support steel frame (03) is connected with the embedded support block (06), limiting clamping grooves (12) are formed in two sides of the embedded support block (06), limiting clamping blocks (11) are formed in two sides of the support steel frame (03), the limiting clamping blocks (11) are matched with the limiting clamping grooves (12), the limiting clamping blocks (11) are connected with the limiting clamping grooves (12), outer through holes (27) are formed in two sides of the support steel frame (03), the embedded support block (06) is provided with inner through holes (28), the outer through holes (27) and the inner through holes (28) are matched with the fastening sleeve (14), the fastening sleeve (14) sequentially penetrates through the outer through holes (27) and the inner through holes (28), and the fastening sleeve (14) is sequentially connected with the support steel frame (03) and the embedded support block (06) through threads.
3. The air source heat pump equipment base of claim 2, wherein the fixing sleeve (15) is connected to the lower portion of the fastening sleeve (14) to form a plurality of limiting clamping holes (18), the limiting clamping holes (18) are matched with limiting clamping beads (19), the limiting clamping beads (19) penetrate through the limiting clamping holes (18), the outer sides of the limiting clamping beads (19) are connected with the supporting steel frame (03), the inner sides of the limiting clamping beads (19) are connected with the positioning jacking blocks (16), the positioning jacking blocks (16) are provided with concave clamping columns (17), and the concave clamping columns (17) are provided with movable adjusting columns (20).
4. An air source heat pump equipment base according to claim 3, wherein the outer side of the movable adjusting column (20) is connected with a fastening sleeve (14), the inner side of the fastening sleeve (14) is connected with a threaded adjusting rod (21) through threads, the lower part of the threaded adjusting rod (21) is connected with the movable adjusting column (20), the threaded adjusting rod (21) is provided with a mounting lug (25), the movable adjusting column (20) is provided with a mounting groove (26), the mounting lug (25) is matched with the mounting groove (26), and the mounting lug (25) is connected with the mounting groove (26).
5. An air source heat pump equipment base according to claim 4, wherein the movable adjusting column (20) is provided with a plurality of clamp plate perforations (23), the mounting lug (25) is provided with a fastening clamp groove (24), the clamp plate perforations (23) and the fastening clamp groove (24) are matched with the fastening clamp plate (22), the fastening clamp plate (22) penetrates through the clamp plate perforations (23), the inner end of the fastening clamp plate (22) is connected with the fastening clamp groove (24), and the outer end of the fastening clamp plate (22) is connected with the movable adjusting column (20) through a screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320349408.4U CN219346149U (en) | 2023-03-01 | 2023-03-01 | Air source heat pump equipment base |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320349408.4U CN219346149U (en) | 2023-03-01 | 2023-03-01 | Air source heat pump equipment base |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219346149U true CN219346149U (en) | 2023-07-14 |
Family
ID=87094961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320349408.4U Active CN219346149U (en) | 2023-03-01 | 2023-03-01 | Air source heat pump equipment base |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219346149U (en) |
-
2023
- 2023-03-01 CN CN202320349408.4U patent/CN219346149U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205660654U (en) | Maintenance of equipment for automobile tire | |
| CN219346149U (en) | Air source heat pump equipment base | |
| CN212471162U (en) | Auto parts mounting fixture | |
| CN209094909U (en) | A kind of shafting dismounting platform | |
| CN113915418A (en) | Fixing support for quickly fastening and hoisting steel wire rope | |
| CN210882388U (en) | High-stability container trailer | |
| CN219361042U (en) | Novel integral aluminum plate installation is fixed device | |
| CN216613560U (en) | Bobbin winding bobbin convenient to install | |
| CN219947812U (en) | Detachable suspension assembly | |
| CN216426680U (en) | Portable well lid installation device | |
| CN214499855U (en) | Automobile brake pad capable of being rapidly mounted and dismounted | |
| CN221698448U (en) | Antiglare shield support | |
| CN215155124U (en) | Track tensioning device and harvester | |
| CN215411155U (en) | Road bridge construction is with examining test table | |
| CN213867119U (en) | Install railway backing plate for railway fastener fast | |
| CN201989401U (en) | Printing plate adjusting mechanism for carton printing press | |
| CN215213887U (en) | Fixing device for water pump ferry value measuring equipment | |
| CN213764804U (en) | Gasket assembly machine of pivot | |
| CN218212445U (en) | Auxiliary moving device suitable for roadbed dynamic resilience modulus tester | |
| CN212499715U (en) | Guide wheel with brake structure | |
| CN209063878U (en) | Aircraft tractor handle connects formula engine mounting seat | |
| CN213364233U (en) | Fixing device | |
| CN220006872U (en) | Be used for calliper automatic locking strutting arrangement | |
| CN215659842U (en) | Down lamp performance detection clamp | |
| CN216896620U (en) | Highway engineering road surface quality detection auxiliary stay device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |